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Search results for: Reza Heidari
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class="col-md-9 mx-auto"> <form method="get" action="https://publications.waset.org/abstracts/search"> <div id="custom-search-input"> <div class="input-group"> <i class="fas fa-search"></i> <input type="text" class="search-query" name="q" placeholder="Author, Title, Abstract, Keywords" value="Reza Heidari"> <input type="submit" class="btn_search" value="Search"> </div> </div> </form> </div> </div> <div class="row mt-3"> <div class="col-sm-3"> <div class="card"> <div class="card-body"><strong>Commenced</strong> in January 2007</div> </div> </div> <div class="col-sm-3"> <div class="card"> <div class="card-body"><strong>Frequency:</strong> Monthly</div> </div> </div> <div class="col-sm-3"> <div class="card"> <div class="card-body"><strong>Edition:</strong> International</div> </div> </div> <div class="col-sm-3"> <div class="card"> <div class="card-body"><strong>Paper Count:</strong> 559</div> </div> </div> </div> <h1 class="mt-3 mb-3 text-center" style="font-size:1.6rem;">Search results for: Reza Heidari</h1> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">559</span> The Formulation of R&D Strategy for Biofuel Technology: A Case Study of the Aviation Industry in Iran</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Maryam%20Amiri">Maryam Amiri</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Rajabzade"> Ali Rajabzade</a>, <a href="https://publications.waset.org/abstracts/search?q=Gholam%20Reza%20Goudarzi"> Gholam Reza Goudarzi</a>, <a href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari"> Reza Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Growth of technology and environmental changes are so fast and therefore, companies and industries have much tendency to do activities of R&D for active participation in the market and achievement to a competitive advantages. Aviation industry and its subdivisions have high level technology and play a special role in economic and social development of countries. So, in the aviation industry for getting new technologies and competing with other countries aviation industry, there is a requirement for capability in R&D. Considering of appropriate R&D strategy is supportive that day technologies of the world can be achieved. Biofuel technology is one of the newest technologies that has allocated discussion of the world in aviation industry to itself. The purpose of this research has been formulation of R&D strategy of biofuel technology in aviation industry of Iran. After reviewing of the theoretical foundations of the methods and R&D strategies, finally we classified R&D strategies in four main categories as follows: internal R&D, collaboration R&D, out sourcing R&D and in-house R&D. After a review of R&D strategies, a model for formulation of R&D strategy with the aim of developing biofuel technology in aviation industry in Iran was offered. With regard to the requirements and aracteristics of industry and technology in the model, we presented an integrated approach to R&D. Based on the techniques of decision making and analyzing of structured expert opinion, 4 R&D strategies for different scenarios and with the aim of developing biofuel technology in aviation industry in Iran were recommended. In this research, based on the common features of the implementation process of R&D, a logical classification of these methods are presented as R&D strategies. Then, R&D strategies and their characteristics was developed according to the experts. In the end, we introduced a model to consider the role of aviation industry and biofuel technology in R&D strategies. And lastly, for conditions and various scenarios of the aviation industry, we have formulated a specific R&D strategy. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=aviation%20industry" title="aviation industry">aviation industry</a>, <a href="https://publications.waset.org/abstracts/search?q=biofuel%20technology" title=" biofuel technology"> biofuel technology</a>, <a href="https://publications.waset.org/abstracts/search?q=R%26D" title=" R&D"> R&D</a>, <a href="https://publications.waset.org/abstracts/search?q=R%26D%20strategy" title=" R&D strategy"> R&D strategy</a> </p> <a href="https://publications.waset.org/abstracts/25077/the-formulation-of-rd-strategy-for-biofuel-technology-a-case-study-of-the-aviation-industry-in-iran" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/25077.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">579</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">558</span> Investigating the Relationship between Place Attachment and Sustainable Development of Urban Spaces</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Reza%20Zeraatpisheh">Hamid Reza Zeraatpisheh</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Akbar%20Heidari"> Ali Akbar Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Soleiman%20Mohammadi%20Doust"> Soleiman Mohammadi Doust</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This study has examined the relationship between place attachment and sustainable development of urban spaces. To perform this, the components of place identity, emotional attachment, place attachment and social bonding which totally constitute the output of place attachment, by means of the standardized questionnaire measure place attachment in three domains of (cognitive) the place identity, (affective) emotional attachment and (behavioral) place attachment and social bonding. To measure sustainable development, three components of sustainable development, including society, economy and environment has been considered. The study is descriptive. The assessment instrument is the standard questionnaire of Safarnia which has been used to measure the variable of place attachment and to measure the variable of sustainable development, a questionnaire has been made by the researcher and been based on the combined theoretical framework. The statistical population of this research has been the city of Shiraz. The statistical sample has been Hafeziyeh. SPSS software has been used to analyze the data and examined the results of both descriptive and inferential statistics. In inferential statistics, Pearson correlation coefficient has been used to examine the hypotheses. In this study, the variable of place attachment is high and sustainable development is also in a high level. These results suggest a positive relationship between attachment to place and sustainable development. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=place%20attachment" title="place attachment">place attachment</a>, <a href="https://publications.waset.org/abstracts/search?q=sustainable%20development" title=" sustainable development"> sustainable development</a>, <a href="https://publications.waset.org/abstracts/search?q=economy-society-environment" title=" economy-society-environment"> economy-society-environment</a>, <a href="https://publications.waset.org/abstracts/search?q=Hafez%27s%20tomb" title=" Hafez's tomb"> Hafez's tomb</a> </p> <a href="https://publications.waset.org/abstracts/15610/investigating-the-relationship-between-place-attachment-and-sustainable-development-of-urban-spaces" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/15610.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">701</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">557</span> Energy Saving Potential of a Desiccant-Based Indirect-Direct Evaporative Cooling System</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Amirreza%20Heidari">Amirreza Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Akram%20Avami"> Akram Avami</a>, <a href="https://publications.waset.org/abstracts/search?q=Ehsan%20Heidari"> Ehsan Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Evaporative cooling systems are known as energy efficient cooling systems, with much lower electricity consumption than conventional vapor compression systems. A serious limitation of these systems, however, is that they are not applicable in humid regions. Combining a desiccant wheel with these systems, known as desiccant-based evaporative cooling systems, makes it possible to use evaporative cooling in humid climates. This paper evaluates the performane of a cooling system combining desiccant wheel, direct and indirect evaporative coolers (called desiccant-based indirect-direct evaporative cooling (DIDE) system) and then evaluates the energy saving potential of this system over the conventional vapor compression cooling and drying system. To illustrate the system ability of providing comfort conditions, a dynamic hourly simulation of this system is performed for a typical 60 m² building in Sydney, Australia. To evaluate the energy saving potential of this system, a conventional cooling and drying system is also simulated for the same cooling capacity. It has been found that the DIE system is able to provide comfort temperature and relative humidity in a subtropical humid climate like Sydney. The electricity and natural gas consumption of this system are respectively 39.2% and 2.6% lower than that of conventional system over a week. As the research has demonstrated, the innovative DIDE system is an energy efficient cooling system for subtropical humid regions. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=desiccant" title="desiccant">desiccant</a>, <a href="https://publications.waset.org/abstracts/search?q=evaporative%20cooling" title=" evaporative cooling"> evaporative cooling</a>, <a href="https://publications.waset.org/abstracts/search?q=dehumidification" title=" dehumidification"> dehumidification</a>, <a href="https://publications.waset.org/abstracts/search?q=indirect%20evaporative%20cooler" title=" indirect evaporative cooler"> indirect evaporative cooler</a> </p> <a href="https://publications.waset.org/abstracts/102350/energy-saving-potential-of-a-desiccant-based-indirect-direct-evaporative-cooling-system" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/102350.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">152</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">556</span> Magnetic Field Effects on Seed Germination of Phaseolus Vulgaris, Early Seedling Growth, and Chemical Composition</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Farzad%20Tofigh">Farzad Tofigh</a>, <a href="https://publications.waset.org/abstracts/search?q=Saeideh%20Najafi"> Saeideh Najafi</a>, <a href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari"> Reza Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Rashid%20Jamei"> Rashid Jamei</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In order to study the effects of magnetic field on the root system and growth of Phaseolus vulgaris, an experiment was conducted in 2012. The possible involvement of magnetic field (MF) pretreatment in physiological factors of Phaseolus vulgaris was investigated. Seeds were subjected to 10 days with 1.8 mT of magnetic field for 1h per day. MF pretreatment decreased the plant height, fresh and dry weight, length of root and length of shoot, Chlorophyll a, Chlorophyll b and carotenoid in 10 days old seedling. In addition, activity of enzymes such as Catalase and Guaiacol peroxidase was decreased due to MF exposure. Also, the total Protein and DPPH content of the treated by magnetic field was not significantly changed in compare to control groups, while the flavonoid, Phenol and prolin content of the treated of the treated by magnetic field was significantly changed in compare to control groups. Lateral branches of roots and secondary roots increased with MF. The results suggest that pretreatment of this MF plays important roles in changes in crop productivity. In all cases there was observed a slight stimulating effect of the factors examined. The growth dynamics were weakened. The plants were shorter. Moreover, the effect of a magnetic field on the crop of Phaseolus vulgaris and its structure was small. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=carotenoid" title="carotenoid">carotenoid</a>, <a href="https://publications.waset.org/abstracts/search?q=chlorophyll%20a" title=" chlorophyll a"> chlorophyll a</a>, <a href="https://publications.waset.org/abstracts/search?q=chlorophyll%20b" title=" chlorophyll b"> chlorophyll b</a>, <a href="https://publications.waset.org/abstracts/search?q=DPPH" title=" DPPH"> DPPH</a>, <a href="https://publications.waset.org/abstracts/search?q=enzymes" title=" enzymes"> enzymes</a>, <a href="https://publications.waset.org/abstracts/search?q=flavonoid" title=" flavonoid"> flavonoid</a>, <a href="https://publications.waset.org/abstracts/search?q=germination" title=" germination"> germination</a>, <a href="https://publications.waset.org/abstracts/search?q=growth" title=" growth"> growth</a>, <a href="https://publications.waset.org/abstracts/search?q=phenol" title=" phenol"> phenol</a>, <a href="https://publications.waset.org/abstracts/search?q=proline" title=" proline"> proline</a>, <a href="https://publications.waset.org/abstracts/search?q=protein" title=" protein"> protein</a>, <a href="https://publications.waset.org/abstracts/search?q=magnetic%20field" title=" magnetic field"> magnetic field</a> </p> <a href="https://publications.waset.org/abstracts/21836/magnetic-field-effects-on-seed-germination-of-phaseolus-vulgaris-early-seedling-growth-and-chemical-composition" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/21836.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">502</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">555</span> Land Suitability Prediction Modelling for Agricultural Crops Using Machine Learning Approach: A Case Study of Khuzestan Province, Iran</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Saba%20Gachpaz">Saba Gachpaz</a>, <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Reza%20Heidari"> Hamid Reza Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The sharp increase in population growth leads to more pressure on agricultural areas to satisfy the food supply. To achieve this, more resources should be consumed and, besides other environmental concerns, highlight sustainable agricultural development. Land-use management is a crucial factor in obtaining optimum productivity. Machine learning is a widely used technique in the agricultural sector, from yield prediction to customer behavior. This method focuses on learning and provides patterns and correlations from our data set. In this study, nine physical control factors, namely, soil classification, electrical conductivity, normalized difference water index (NDWI), groundwater level, elevation, annual precipitation, pH of water, annual mean temperature, and slope in the alluvial plain in Khuzestan (an agricultural hotspot in Iran) are used to decide the best agricultural land use for both rainfed and irrigated agriculture for ten different crops. For this purpose, each variable was imported into Arc GIS, and a raster layer was obtained. In the next level, by using training samples, all layers were imported into the python environment. A random forest model was applied, and the weight of each variable was specified. In the final step, results were visualized using a digital elevation model, and the importance of all factors for each one of the crops was obtained. Our results show that despite 62% of the study area being allocated to agricultural purposes, only 42.9% of these areas can be defined as a suitable class for cultivation purposes. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=land%20suitability" title="land suitability">land suitability</a>, <a href="https://publications.waset.org/abstracts/search?q=machine%20learning" title=" machine learning"> machine learning</a>, <a href="https://publications.waset.org/abstracts/search?q=random%20forest" title=" random forest"> random forest</a>, <a href="https://publications.waset.org/abstracts/search?q=sustainable%20agriculture" title=" sustainable agriculture"> sustainable agriculture</a> </p> <a href="https://publications.waset.org/abstracts/157281/land-suitability-prediction-modelling-for-agricultural-crops-using-machine-learning-approach-a-case-study-of-khuzestan-province-iran" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/157281.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">84</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">554</span> The Study of X- Bracing on Limit State Behaviour of Buckling Restrained Brace (BRB) in Steel Frames Using Pushover Analysis</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Peyman%20Shadman%20Heidari">Peyman Shadman Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Bastani"> Hamid Bastani</a>, <a href="https://publications.waset.org/abstracts/search?q=Pouya%20Shadman%20Heidari"> Pouya Shadman Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Nowadays, using energy dampers in structures is highly considered for the dissipation and absorption of earthquake energy. The main advantage of using energy damper is absorbing the earthquake energy in some sections apart from the structure frame. Among different types of dampers, hysteresis dampers are of special place because of low cost, high reliability and the lack of mechanical parts. In this paper, a special kind of hysteresis damper is considered under the name of buckling brace, which is provided with the aim of the study and investigation of cross braces in boundary behaviour of steel frames using nonlinear static analysis. In this paper, ninety three models of steel frames with cross braces of buckling type are processed with different bays and heights and their plasticity index, behaviour coefficient, distribution type and the number of plastic hinges formed were calculated. Finally, the mean behaviour coefficient was compared with standard behaviour coefficient of 2800 and the suitable mode of braces placing in improving nonlinear behaviour and suitable distribution of plastic hinges were presented. In addition, it was determined that for some placing mode of braces the behaviour coefficient will increase to 15 times of recommended 2800 standard coefficient and in some placing modes, the braced bays will show considerable difference with suggested 2800 standard behaviour coefficient relative to each other. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=buckling%20restrained%20brace" title="buckling restrained brace">buckling restrained brace</a>, <a href="https://publications.waset.org/abstracts/search?q=plasticity%20index" title=" plasticity index"> plasticity index</a>, <a href="https://publications.waset.org/abstracts/search?q=behaviour%20coefficient" title=" behaviour coefficient"> behaviour coefficient</a>, <a href="https://publications.waset.org/abstracts/search?q=resistance%20coefficient" title=" resistance coefficient"> resistance coefficient</a>, <a href="https://publications.waset.org/abstracts/search?q=plastic%20joints" title=" plastic joints"> plastic joints</a> </p> <a href="https://publications.waset.org/abstracts/4251/the-study-of-x-bracing-on-limit-state-behaviour-of-buckling-restrained-brace-brb-in-steel-frames-using-pushover-analysis" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/4251.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">513</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">553</span> HCIO4-SiO2 Nanoparticles as an Efficient Catalyst for Three-Component Synthesis of Triazolo[1,2-A]Indazole-Triones</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hossein%20Anaraki-Ardakani">Hossein Anaraki-Ardakani</a>, <a href="https://publications.waset.org/abstracts/search?q=Tayebe%20Heidari-Rakati"> Tayebe Heidari-Rakati </a> </p> <p class="card-text"><strong>Abstract:</strong></p> An environmentally benign protocol for the one-pot, three-component synthesis of Triazolo[1,2-a]indazole-1,3,8-trione derivatives by condensation of dimedone, urazole and aromatic aldehydes catalyzed by HClO4/SiO2 NPS as an ecofriendly catalyst with high catalytic activity and reusability at 100 ºC under solvent-free conditions is reported. The reaction proceeds to completion within 20-30 min in 77-86 % yield. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=one-pot%20reaction" title="one-pot reaction">one-pot reaction</a>, <a href="https://publications.waset.org/abstracts/search?q=dimedone" title=" dimedone"> dimedone</a>, <a href="https://publications.waset.org/abstracts/search?q=triazoloindazole" title=" triazoloindazole"> triazoloindazole</a>, <a href="https://publications.waset.org/abstracts/search?q=urazole" title=" urazole"> urazole</a> </p> <a href="https://publications.waset.org/abstracts/18404/hcio4-sio2-nanoparticles-as-an-efficient-catalyst-for-three-component-synthesis-of-triazolo12-aindazole-triones" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/18404.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">372</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">552</span> Neural Adaptive Controller for a Class of Nonlinear Pendulum Dynamical System</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Reza%20Rahimi%20Khoygani">Mohammad Reza Rahimi Khoygani</a>, <a href="https://publications.waset.org/abstracts/search?q=Reza%20Ghasemi"> Reza Ghasemi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In this paper, designing direct adaptive neural controller is applied for a class of a nonlinear pendulum dynamic system. The radial basis function (RBF) is used for the Neural network (NN). The adaptive neural controller is robust in presence of external and internal uncertainties. Both the effectiveness of the controller and robustness against disturbances are the merits of this paper. The promising performance of the proposed controllers investigates in simulation results. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=adaptive%20control" title="adaptive control">adaptive control</a>, <a href="https://publications.waset.org/abstracts/search?q=pendulum%20dynamical%20system" title=" pendulum dynamical system"> pendulum dynamical system</a>, <a href="https://publications.waset.org/abstracts/search?q=nonlinear%20control" title=" nonlinear control"> nonlinear control</a>, <a href="https://publications.waset.org/abstracts/search?q=adaptive%20neural%20controller" title=" adaptive neural controller"> adaptive neural controller</a>, <a href="https://publications.waset.org/abstracts/search?q=nonlinear%20dynamical" title=" nonlinear dynamical"> nonlinear dynamical</a>, <a href="https://publications.waset.org/abstracts/search?q=neural%20network" title=" neural network"> neural network</a>, <a href="https://publications.waset.org/abstracts/search?q=RBF" title=" RBF"> RBF</a>, <a href="https://publications.waset.org/abstracts/search?q=driven%20pendulum" title=" driven pendulum"> driven pendulum</a>, <a href="https://publications.waset.org/abstracts/search?q=position%20control" title=" position control "> position control </a> </p> <a href="https://publications.waset.org/abstracts/13649/neural-adaptive-controller-for-a-class-of-nonlinear-pendulum-dynamical-system" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/13649.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">670</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">551</span> A Situational Awareness Map for Allocating Relief Resources after Earthquake Occurrence</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Reza%20Ranjbar">Hamid Reza Ranjbar</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Reza%20Azmoude%20Ardalan"> Ali Reza Azmoude Ardalan</a>, <a href="https://publications.waset.org/abstracts/search?q=Hamid%20%20Dehghani"> Hamid Dehghani</a>, <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Reza%20Sarajian"> Mohammad Reza Sarajian</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Natural disasters are unexpected events which predicting them is difficult. Earthquake is one of the most devastating disasters among natural hazards with high rate of mortality and wide extent of damages. After the earthquake occurrence, managing the critical condition and allocating limited relief sources requiring a complete awareness of damaged area. The information for allocating relief teams should be precise and reliable as much as possible, and be presented in the appropriate time after the earthquake occurrence. This type of information was previously presented in the form of a damage map; conducting relief teams by using damage map mostly lead to waste of time for finding alive occupants under the rubble. In this research, a proposed standard for prioritizing damaged buildings in terms of requiring rescue and relief was presented. This standard prioritizes damaged buildings into four levels of priority including very high, high, moderate and low by considering key parameters such as type of land use, activity time, and inactivity time of each land use, time of earthquake occurrence and distinct index. The priority map by using the proposed standard could be a basis for guiding relief teams towards the areas with high relief priority. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Damage%20map" title="Damage map">Damage map</a>, <a href="https://publications.waset.org/abstracts/search?q=GIS" title=" GIS"> GIS</a>, <a href="https://publications.waset.org/abstracts/search?q=priority%20map" title=" priority map"> priority map</a>, <a href="https://publications.waset.org/abstracts/search?q=USAR" title=" USAR"> USAR</a> </p> <a href="https://publications.waset.org/abstracts/61827/a-situational-awareness-map-for-allocating-relief-resources-after-earthquake-occurrence" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/61827.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">404</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">550</span> Implementation of an Economic – Probabilistic Model to Risk Analysis of ERP Project in Technological Innovation Firms – A Case Study of ICT Industry in Iran </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari">Reza Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Maryam%20Amiri"> Maryam Amiri</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In a technological world, many countries have a tendency to fortifying their companies and technological infrastructures. Also, one of the most important requirements for developing technology is innovation, and then, all companies are struggling to consider innovation as a basic principle. Since, the expansion of a product need to combine different technologies, therefore, different innovative projects would be run in the firms as a base of technology development. In such an environment, enterprise resource planning (ERP) has special significance in order to develop and strengthen of innovations. In this article, an economic-probabilistic analysis was provided to perform an implementation project of ERP in the technological innovation (TI) based firms. The used model in this article assesses simultaneously both risk and economic analysis in view of the probability of each event that is jointly between economical approach and risk investigation approach. To provide an economic-probabilistic analysis of risk of the project, activities and milestones in the cash flow were extracted. Also, probability of occurrence of each of them was assessed. Since, Resources planning in an innovative firm is the object of this project. Therefore, we extracted various risks that are in relation with innovative project and then they were evaluated in the form of cash flow. This model, by considering risks affecting the project and the probability of each of them and assign them to the project's cash flow categories, presents an adjusted cash flow based on Net Present Value (NPV) and with probabilistic simulation approach. Indeed, this model presented economic analysis of the project based on risks-adjusted. Then, it measures NPV of the project, by concerning that these risks which have the most effect on technological innovation projects, and in the following measures probability associated with the NPV for each category. As a result of application of presented model in the information and communication technology (ICT) industry, provided an appropriate analysis of feasibility of the project from the point of view of cash flow based on risk impact on the project. Obtained results can be given to decision makers until they can practically have a systematically analysis of the possibility of the project with an economic approach and as moderated. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=cash%20flow%20categorization" title="cash flow categorization">cash flow categorization</a>, <a href="https://publications.waset.org/abstracts/search?q=economic%20evaluation" title=" economic evaluation"> economic evaluation</a>, <a href="https://publications.waset.org/abstracts/search?q=probabilistic" title=" probabilistic"> probabilistic</a>, <a href="https://publications.waset.org/abstracts/search?q=risk%20assessment" title=" risk assessment"> risk assessment</a>, <a href="https://publications.waset.org/abstracts/search?q=technological%20innovation" title=" technological innovation"> technological innovation</a> </p> <a href="https://publications.waset.org/abstracts/30784/implementation-of-an-economic-probabilistic-model-to-risk-analysis-of-erp-project-in-technological-innovation-firms-a-case-study-of-ict-industry-in-iran" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/30784.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">403</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">549</span> Rethinking of Self-Monitoring and Self-Response Roles in Teaching Grammar Knowledge to Iranian EFL Learners</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Gholam%20Reza%20Parvizi">Gholam Reza Parvizi</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Reza%20Kargar"> Ali Reza Kargar</a>, <a href="https://publications.waset.org/abstracts/search?q=Amir%20Arani"> Amir Arani</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In the present days, learning and teaching researchers have emphasized the role which teachers, tutors, and trainers’ constraint knowledge treat in resizing and trimming what they perform in educational atmosphere. Regarding English language as subject to teaching, although the prominence of instructor’s knowledge about grammar has also been stressed, but the lack of empirical insights into the relationship between teacher’ self-monitoring and self-response of grammar knowledge have been observed. With particular attention to the grammar this article indicates and discusses information obtained self- feedback and conversing teachers of a kind who backwash the issue. The result of the study indicates that enabling teachers to progress and maintain a logical and realistic awareness of their knowledge about grammar have to be prominent goal for teachers’ education and development programs. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=grammar%20knowledge" title="grammar knowledge">grammar knowledge</a>, <a href="https://publications.waset.org/abstracts/search?q=self-monitoring" title=" self-monitoring"> self-monitoring</a>, <a href="https://publications.waset.org/abstracts/search?q=self-response" title=" self-response"> self-response</a>, <a href="https://publications.waset.org/abstracts/search?q=teaching%20grammar" title=" teaching grammar"> teaching grammar</a>, <a href="https://publications.waset.org/abstracts/search?q=language%20teaching%20program" title=" language teaching program"> language teaching program</a> </p> <a href="https://publications.waset.org/abstracts/59477/rethinking-of-self-monitoring-and-self-response-roles-in-teaching-grammar-knowledge-to-iranian-efl-learners" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/59477.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">561</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">548</span> Microwave Absorption Properties of Low Density Polyethelene-Cobalt Ferrite Nanocomposite</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Reza%20Fazaeli">Reza Fazaeli</a>, <a href="https://publications.waset.org/abstracts/search?q=Reza%20Eslami-Farsani"> Reza Eslami-Farsani</a>, <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Targhagh"> Hamid Targhagh</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Low density polyethylene (LDPE) nanocomposites with 3, 5 and 7 wt. % cobalt ferrite (CoFe2O4) nanopowder fabricated with extrusion mixing and followed up by hot press to reach compact samples. The transmission/reflection measurements were carried out with a network analyzer in the frequency range of 8-12 GHz. By increasing the percent of CoFe2O4 nanopowder, reflection loss (S11) increases, while transferring loss (S21) decreases. Reflectivity (R) calculations made using S11 and S21. Increase in percent of CoFe2O4 nanopowder up to 7 wt. % in composite leaded to higher reflectivity amount, and revealed that increasing the percent of CoFe2O4 nanopowder up to 7 wt. % leads to further microwave absorption in 8-12 GHz range. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=nanocomposite" title="nanocomposite">nanocomposite</a>, <a href="https://publications.waset.org/abstracts/search?q=cobalt%20ferrite" title=" cobalt ferrite"> cobalt ferrite</a>, <a href="https://publications.waset.org/abstracts/search?q=low%20density%20polyethylene" title=" low density polyethylene"> low density polyethylene</a>, <a href="https://publications.waset.org/abstracts/search?q=microwave%20absorption" title=" microwave absorption"> microwave absorption</a> </p> <a href="https://publications.waset.org/abstracts/39612/microwave-absorption-properties-of-low-density-polyethelene-cobalt-ferrite-nanocomposite" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/39612.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">282</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">547</span> Using Mechanical Alloying for Verification of Predicted Glass Forming Composition Range</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=F.%20Saadi">F. Saadi</a>, <a href="https://publications.waset.org/abstracts/search?q=M.%20Fatahi"> M. Fatahi</a>, <a href="https://publications.waset.org/abstracts/search?q=M.%20Heidari"> M. Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Aim of this work was to determine the approximate glass forming composition range of Ni-Sn system for the alloys produced by mechanical alloying. It was predicted by Miedema semi-empirical model that the composition had to be in the range of 30-60 wt. % tin, while Ni-40Sn had the most susceptibility to produce amorphous alloy. In the next stage, some different compositions of Ni-Sn were mechanically alloyed, where one of them had the proper predicted composition. Products were characterized by XRD analysis. There was a good agreement between calculation and experiments, in which Ni-40Sn alloy had the most amorphization degree. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Ni-Sn%20system" title="Ni-Sn system">Ni-Sn system</a>, <a href="https://publications.waset.org/abstracts/search?q=mechanical%20alloying" title=" mechanical alloying"> mechanical alloying</a>, <a href="https://publications.waset.org/abstracts/search?q=Amorphous%20alloy" title=" Amorphous alloy"> Amorphous alloy</a>, <a href="https://publications.waset.org/abstracts/search?q=Miedema%20model" title=" Miedema model"> Miedema model</a> </p> <a href="https://publications.waset.org/abstracts/33000/using-mechanical-alloying-for-verification-of-predicted-glass-forming-composition-range" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/33000.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">437</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">546</span> Political Cinema: Rewriting The Malaysian Political History Through Documentary Films </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Raja%20Rodziah%20Binti%20Raja%20Zainal%20Hassan">Raja Rodziah Binti Raja Zainal Hassan</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The development of Malaysian political cinema is rapidly taking shape in the local film industry. The paper focuses on the production of independent political documentary by two Malaysian filmmakers, Amir Muhammad and Fahmi Reza. Revolutionary cinema can be understood by utilizing the Third Cinema Theory in order to analyse the meaning and its impact on the audience. The issue surrounding the political cinema in Malaysia is the question of national identity. The implementation of racial or ethnic based politics has resulted in hostility within Malaysia’s multiracial society. Amir Muhammad and Fahmi Reza revisit the Malaysian political history through their films in order to understand the reasons behind the hostility and conflict. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Political%20cinema" title="Political cinema">Political cinema</a>, <a href="https://publications.waset.org/abstracts/search?q=third%20cinema%20theory" title=" third cinema theory"> third cinema theory</a>, <a href="https://publications.waset.org/abstracts/search?q=revolutionary%20cinema" title=" revolutionary cinema"> revolutionary cinema</a>, <a href="https://publications.waset.org/abstracts/search?q=national%20identity" title=" national identity"> national identity</a>, <a href="https://publications.waset.org/abstracts/search?q=racial%20or%20ethnic%20politics" title=" racial or ethnic politics"> racial or ethnic politics</a> </p> <a href="https://publications.waset.org/abstracts/2388/political-cinema-rewriting-the-malaysian-political-history-through-documentary-films" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/2388.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">433</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">545</span> Postoperative Pain Management: Efficacy of Caudal Tramadol in Pediatric Lower Abdominal Surgery: A Randomized Clinical Study</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Reza%20Farahmand%20Rad">Reza Farahmand Rad</a>, <a href="https://publications.waset.org/abstracts/search?q=Farnad%20Imani"> Farnad Imani</a>, <a href="https://publications.waset.org/abstracts/search?q=Azadeh%20Emami"> Azadeh Emami</a>, <a href="https://publications.waset.org/abstracts/search?q=Reza%20Salehi"> Reza Salehi</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Reza%20Ghavamy"> Ali Reza Ghavamy</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Nima%20Shariat"> Ali Nima Shariat</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Background: One of the methods of pain control after pediatric surgical procedures is regional techniques, including caudal block, despite their limitations. Objectives: In this study, the pain score and complications of caudal tramadol were evaluated in pediatrics following lower abdom- inal surgery. Methods: In this study, 46 children aged 3 to 10 years were allocated into two equal groups (R and TR) for performing caudal anal- gesia after lower abdominal surgery. The injectate contained 0.2% ropivacaine 1 mL/kg in the R group (control group) and tramadol (2 mg/kg) and ropivacaine in the TR group. The pain score, duration of pain relief, amount of paracetamol consumption, hemody- namic alterations, and possible complications at specific times (1, 2, and 6 hours) were evaluated in both groups. Results: No considerable difference was observed in the pain score between the groups in the first and second hours (P > 0.05). However, in the sixth hour, the TR group had a significantly lower pain score than the R group (P < 0.05). Compared to the R group, the TR group had a longer period of analgesia and lower consumption of analgesic drugs (P < 0.05). Heart rate and blood pressure differences were not significant between the two groups (P > 0.05). Similarly, the duration of operation and recovery time were not remarkably different between the two groups (P > 0.05). Complications had no apparent differences between these two groups, as well (P > 0.05). Conclusions: In this study, the addition of tramadol to caudal ropivacaine in pediatric lower abdominal surgery promoted pain relief without complications. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=tramadol" title="tramadol">tramadol</a>, <a href="https://publications.waset.org/abstracts/search?q=ropivacaine" title=" ropivacaine"> ropivacaine</a>, <a href="https://publications.waset.org/abstracts/search?q=caudal%20block" title=" caudal block"> caudal block</a>, <a href="https://publications.waset.org/abstracts/search?q=pediatric" title=" pediatric"> pediatric</a>, <a href="https://publications.waset.org/abstracts/search?q=lower%20abdominal%20surgery" title=" lower abdominal surgery"> lower abdominal surgery</a>, <a href="https://publications.waset.org/abstracts/search?q=postoperative%20pain" title=" postoperative pain"> postoperative pain</a> </p> <a href="https://publications.waset.org/abstracts/184884/postoperative-pain-management-efficacy-of-caudal-tramadol-in-pediatric-lower-abdominal-surgery-a-randomized-clinical-study" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/184884.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">14</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">544</span> Simulation and Modeling of High Voltage Pulse Transformer</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Zahra%20Emami">Zahra Emami</a>, <a href="https://publications.waset.org/abstracts/search?q=H.%20Reza%20Mesgarzade"> H. Reza Mesgarzade</a>, <a href="https://publications.waset.org/abstracts/search?q=A.%20Morad%20Ghorbami"> A. Morad Ghorbami</a>, <a href="https://publications.waset.org/abstracts/search?q=S.%20Reza%20Motahari"> S. Reza Motahari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This paper presents a method for calculation of parasitic elements consisting of leakage inductance and parasitic capacitance in a high voltage pulse transformer. The parasitic elements of pulse transformers significantly influence the resulting pulse shape of a power modulator system. In order to prevent the effects on the pulse shape before constructing the transformer an electrical model is needed. The technique procedures for computing these elements are based on finite element analysis. The finite element model of pulse transformer is created using software "Ansys Maxwell 3D". Finally, the transformer parasitic elements is calculated and compared with the value obtained from the actual test and pulse modulator is simulated and results is compared with actual test of pulse modulator. The results obtained are very similar with the test values. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=pulse%20transformer" title="pulse transformer">pulse transformer</a>, <a href="https://publications.waset.org/abstracts/search?q=simulation" title=" simulation"> simulation</a>, <a href="https://publications.waset.org/abstracts/search?q=modeling" title=" modeling"> modeling</a>, <a href="https://publications.waset.org/abstracts/search?q=Maxwell%203D" title=" Maxwell 3D"> Maxwell 3D</a>, <a href="https://publications.waset.org/abstracts/search?q=modulator" title=" modulator"> modulator</a> </p> <a href="https://publications.waset.org/abstracts/12530/simulation-and-modeling-of-high-voltage-pulse-transformer" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/12530.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">458</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">543</span> Stability and Performance Improvement of a Two-Degree-of-Freedom Robot under Interaction Using the Impedance Control</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Seyed%20Reza%20Mirdehghan">Seyed Reza Mirdehghan</a>, <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Reza%20Haeri%20Yazdi"> Mohammad Reza Haeri Yazdi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In this paper, the stability and the performance of a two-degree-of-freedom robot under an interaction with a unknown environment has been investigated. The time when the robot returns to its initial position after an interaction and the primary resistance of the robot against the impact must be reduced. Thus, the applied torque on the motor will be reduced. The impedance control is an appropriate method for robot control in these conditions. The stability of the robot at interaction moment was transformed to be a robust stability problem. The dynamic of the unknown environment was modeled as a weight function and the stability of the robot under an interaction with the environment has been investigated using the robust control concept. To improve the performance of the system, a force controller has been designed which the normalized impedance after interaction has been reduced. The resistance of the robot has been considered as a normalized cost function and its value was 0.593. The results has showed reduction of resistance of the robot against impact and the reduction of convergence time by lower than one second. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=impedance%20control" title="impedance control">impedance control</a>, <a href="https://publications.waset.org/abstracts/search?q=control%20system" title=" control system"> control system</a>, <a href="https://publications.waset.org/abstracts/search?q=robots" title=" robots"> robots</a>, <a href="https://publications.waset.org/abstracts/search?q=interaction" title=" interaction"> interaction</a> </p> <a href="https://publications.waset.org/abstracts/15189/stability-and-performance-improvement-of-a-two-degree-of-freedom-robot-under-interaction-using-the-impedance-control" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/15189.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">430</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">542</span> Functionalization of Carboxylated Single-Walled Carbon Nanotubes with 2-En 4-Hydroxy Cyclo 1-Octanon and Toxicity Investigation </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=D.%20ChobfroushKhoei">D. ChobfroushKhoei</a>, <a href="https://publications.waset.org/abstracts/search?q=S.%20K.%20Heidari"> S. K. Heidari </a>, <a href="https://publications.waset.org/abstracts/search?q=Sh.%20Dariadel"> Sh. Dariadel</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Carbon nanotubes were used in medical sciences especially in drug delivery system and cancer therapy. In this study, we functionalized carboxylated single-wall carbon nanotubes (SWNT-COOH) with 2-en 4-hydroxy cyclo 1-octanon. Synthesized sample was characterized by FT-IR, Raman spectroscopy, SEM, TGA and cellular investigations. The results showed well formation of SWNT-Ester. Cell viability assay results and microscopic observations demonstrated that cancerous cells were killed in the sample. The synthesized sample can be used as a toxic material for cancer therapy. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=MWNT-COOH" title="MWNT-COOH">MWNT-COOH</a>, <a href="https://publications.waset.org/abstracts/search?q=functionalization" title=" functionalization"> functionalization</a>, <a href="https://publications.waset.org/abstracts/search?q=phenylisocyanate" title=" phenylisocyanate"> phenylisocyanate</a>, <a href="https://publications.waset.org/abstracts/search?q=phenylisothiocyanate" title=" phenylisothiocyanate"> phenylisothiocyanate</a>, <a href="https://publications.waset.org/abstracts/search?q=1" title=" 1"> 1</a>, <a href="https://publications.waset.org/abstracts/search?q=4-phenylendiamine" title=" 4-phenylendiamine"> 4-phenylendiamine</a>, <a href="https://publications.waset.org/abstracts/search?q=toxicity%20investigation" title=" toxicity investigation "> toxicity investigation </a> </p> <a href="https://publications.waset.org/abstracts/10914/functionalization-of-carboxylated-single-walled-carbon-nanotubes-with-2-en-4-hydroxy-cyclo-1-octanon-and-toxicity-investigation" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/10914.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">453</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">541</span> Physical and Mechanical Phenomena Associated with Rock Failure in Brazilian Disc Specimens</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Reza%20Nejati">Hamid Reza Nejati</a>, <a href="https://publications.waset.org/abstracts/search?q=Amin%20Nazerigivi"> Amin Nazerigivi</a>, <a href="https://publications.waset.org/abstracts/search?q=Ahmad%20Reza%20Sayadi"> Ahmad Reza Sayadi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Failure mechanism of rocks is one of the fundamental aspects to study rock engineering stability. Rock is a material that contains flaws, initial damage, micro-cracks, etc. Failure of rock structure is largely due to tensile stress and was influenced by various parameters. In the present study, the effect of brittleness and loading rate on the physical and mechanical phenomena produced in rock during loading sequences is considered. For this purpose, Acoustic Emission (AE) technique is used to monitor fracturing process of three rock types (onyx marble, sandstone and soft limestone) with different brittleness and sandstone samples under different loading rate. The results of experimental tests revealed that brittleness and loading rate have a significant effect on the mode and number of induced fracture in rocks. An increase in rock brittleness increases the frequency of induced cracks, and the number of tensile fracture decreases when loading rate increases. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=brittleness" title="brittleness">brittleness</a>, <a href="https://publications.waset.org/abstracts/search?q=loading%20rate" title=" loading rate"> loading rate</a>, <a href="https://publications.waset.org/abstracts/search?q=acoustic%20emission" title=" acoustic emission"> acoustic emission</a>, <a href="https://publications.waset.org/abstracts/search?q=tensile%20fracture" title=" tensile fracture"> tensile fracture</a>, <a href="https://publications.waset.org/abstracts/search?q=shear%20fracture" title=" shear fracture"> shear fracture</a> </p> <a href="https://publications.waset.org/abstracts/74760/physical-and-mechanical-phenomena-associated-with-rock-failure-in-brazilian-disc-specimens" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/74760.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">475</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">540</span> Technical and Economic Analysis Effects of Various Parameters on the Performance of Heat Recovery System on Gas Complex Turbo Generators</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hefzollah%20Mohammadian">Hefzollah Mohammadian</a>, <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Bagher%20Heidari"> Mohammad Bagher Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This paper deals with the technical and economic effects of various parameters on the performance of heat recovery system on gas complex turbo generator. Given the importance of this issue, that is the main goal of economic efficiency and reduces costs; this project has been implemented similar plans in which the target is the implementation of specific patterns. The project will also help us in the process of gas refineries and the actual efficiency of the process after adding a system to analyze the turbine and predict potential problems and fix them and take appropriate measures according to the results of simulation analysis and results of the process gain. The results of modeling and the effect of different parameters on this line, have been done using Thermo Flow. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=turbo%20compressor" title="turbo compressor">turbo compressor</a>, <a href="https://publications.waset.org/abstracts/search?q=turbo%20generator" title=" turbo generator"> turbo generator</a>, <a href="https://publications.waset.org/abstracts/search?q=heat%20recovery%20boiler" title=" heat recovery boiler"> heat recovery boiler</a>, <a href="https://publications.waset.org/abstracts/search?q=gas%20turbines" title=" gas turbines"> gas turbines</a> </p> <a href="https://publications.waset.org/abstracts/52967/technical-and-economic-analysis-effects-of-various-parameters-on-the-performance-of-heat-recovery-system-on-gas-complex-turbo-generators" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/52967.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">304</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">539</span> Starting the Hospitalization Procedure with a Medicine Combination in the Cardiovascular Department of the Imam Reza (AS) Mashhad Hospital</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Maryamsadat%20Habibi">Maryamsadat Habibi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Objective: pharmaceutical errors are avoidable occurrences that can result in inappropriate pharmaceutical use, patient harm, treatment failure, increased hospital costs and length of stay, and other outcomes that affect both the individual receiving treatment and the healthcare provider. This study aimed to perform a reconciliation of medications in the cardiovascular ward of Imam Reza Hospital in Mashhad, Iran, and evaluate the prevalence of medication discrepancies between the best medication list created for the patient by the pharmacist and the medication order of the treating physician there. Materials & Methods: The 97 patients in the cardiovascular ward of the Imam Reza Hospital in Mashhad were the subject of a cross-sectional study from June to September of 2021. After giving their informed consent and being admitted to the ward, all patients with at least one underlying condition and at least two medications being taken at home were included in the study. A medical reconciliation form was used to record patient demographics and medical histories during the first 24 hours of admission, and the information was contrasted with the doctors' orders. The doctor then discovered medication inconsistencies between the two lists and double-checked them to separate the intentional from the accidental anomalies. Finally, using SPSS software version 22, it was determined how common medical discrepancies are and how different sorts of discrepancies relate to various variables. Results: The average age of the participants in this study was 57.6915.84 years, with 57.7% of men and 42.3% of women. 95.9% of the patients among these people encountered at least one medication discrepancy, and 58.9% of them suffered at least one unintentional drug cessation. Out of the 659 medications registered in the study, 399 cases (60.54%) had inconsistencies, of which 161 cases (40.35%) involved the intentional stopping of a medication, 123 cases (30.82%) involved the stopping of a medication unintentionally, and 115 cases (28.82%) involved the continued use of a medication by adjusting the dose. Additionally, the category of cardiovascular pharmaceuticals and the category of gastrointestinal medications were found to have the highest medical inconsistencies in the current study. Furthermore, there was no correlation between the frequency of medical discrepancies and the following variables: age, ward, date of visit, type, and number of underlying diseases (P=0.13), P=0.61, P=0.72, P=0.82, P=0.44, and so forth. On the other hand, there was a statistically significant correlation between the number of medications taken at home (P=0.037) and the prevalence of medical discrepancies with gender (P=0.029). The results of this study revealed that 96% of patients admitted to the cardiovascular unit at Imam Reza Hospital had at least one medication error, which was typically an intentional drug discontinuance. According to the study's findings, patients admitted to Imam Reza Hospital's cardiovascular ward have a great potential for identifying and correcting various medication discrepancies as well as for avoiding prescription errors when the medication reconciliation method is used. As a result, it is essential to carry out a precise assessment to achieve the best treatment outcomes and avoid unintended medication discontinuation, unwanted drug-related events, and drug interactions between the patient's home medications and those prescribed in the hospital. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=drug%20combination" title="drug combination">drug combination</a>, <a href="https://publications.waset.org/abstracts/search?q=drug%20side%20effects" title=" drug side effects"> drug side effects</a>, <a href="https://publications.waset.org/abstracts/search?q=drug%20incompatibility" title=" drug incompatibility"> drug incompatibility</a>, <a href="https://publications.waset.org/abstracts/search?q=cardiovascular%20department" title=" cardiovascular department"> cardiovascular department</a> </p> <a href="https://publications.waset.org/abstracts/169010/starting-the-hospitalization-procedure-with-a-medicine-combination-in-the-cardiovascular-department-of-the-imam-reza-as-mashhad-hospital" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/169010.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">89</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">538</span> Analysis the Different Types of Nano Sensors on Based of Structure and It’s Applications on Nano Electronics</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hefzollah%20Mohammadiyan">Hefzollah Mohammadiyan</a>, <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Bagher%20Heidari"> Mohammad Bagher Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Ensiyeh%20Hajeb"> Ensiyeh Hajeb</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In this paper investigates and analyses the structure of nano sensors will be discussed. The structure can be classified based of nano sensors: quantum points, carbon nanotubes and nano tools, which details into each other and in turn are analyzed. Then will be fully examined to the Carbon nanotubes as chemical and mechanical sensors. The following discussion, be examined compares the advantages and disadvantages as different types of sensors and also it has feature and a wide range of applications in various industries. Finally, the structure and application of Chemical sensor transistors and the sensors will be discussed in air pollution control. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=carbon%20nanotubes" title="carbon nanotubes">carbon nanotubes</a>, <a href="https://publications.waset.org/abstracts/search?q=quantum%20points" title=" quantum points"> quantum points</a>, <a href="https://publications.waset.org/abstracts/search?q=chemical%20sensors" title=" chemical sensors"> chemical sensors</a>, <a href="https://publications.waset.org/abstracts/search?q=mechanical%20sensors" title=" mechanical sensors"> mechanical sensors</a>, <a href="https://publications.waset.org/abstracts/search?q=chemical%20sensor%20transistors" title=" chemical sensor transistors"> chemical sensor transistors</a>, <a href="https://publications.waset.org/abstracts/search?q=single%20walled%20nanotube%20%28SWNT%29" title=" single walled nanotube (SWNT)"> single walled nanotube (SWNT)</a>, <a href="https://publications.waset.org/abstracts/search?q=atomic%20force%20microscope%20%28AFM%29" title=" atomic force microscope (AFM)"> atomic force microscope (AFM)</a> </p> <a href="https://publications.waset.org/abstracts/36405/analysis-the-different-types-of-nano-sensors-on-based-of-structure-and-its-applications-on-nano-electronics" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/36405.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">450</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">537</span> Evolution of Cord Absorbed Dose during Larynx Cancer Radiotherapy, with 3D Treatment Planning and Tissue Equivalent Phantom</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Hassan%20Heidari">Mohammad Hassan Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Amir%20Hossein%20Goodarzi"> Amir Hossein Goodarzi</a>, <a href="https://publications.waset.org/abstracts/search?q=Majid%20Azarniush"> Majid Azarniush</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Radiation doses to tissues and organs were measured using the anthropomorphic phantom as an equivalent to the human body. When high-energy X-rays are externally applied to treat laryngeal cancer, the absorbed dose at the laryngeal lumen is lower than given dose because of air space which it should pass through before reaching the lesion. Specially in case of high-energy X-rays, the loss of dose is considerable. Three-dimensional absorbed dose distributions have been computed for high-energy photon radiation therapy of laryngeal and hypo pharyngeal cancers, using a coaxial pair of opposing lateral beams in fixed positions. Treatment plans obtained under various conditions of irradiation. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=3D%20treatment%20planning" title="3D treatment planning">3D treatment planning</a>, <a href="https://publications.waset.org/abstracts/search?q=anthropomorphic%20phantom" title=" anthropomorphic phantom"> anthropomorphic phantom</a>, <a href="https://publications.waset.org/abstracts/search?q=larynx%20cancer" title=" larynx cancer"> larynx cancer</a>, <a href="https://publications.waset.org/abstracts/search?q=radiotherapy" title=" radiotherapy "> radiotherapy </a> </p> <a href="https://publications.waset.org/abstracts/3432/evolution-of-cord-absorbed-dose-during-larynx-cancer-radiotherapy-with-3d-treatment-planning-and-tissue-equivalent-phantom" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/3432.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">547</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">536</span> Analytical Solution of Blassius Equation Using the Kourosh Method</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mohammad%20Reza%20Shahnazari">Mohammad Reza Shahnazari</a>, <a href="https://publications.waset.org/abstracts/search?q=Reza%20Kazemi"> Reza Kazemi</a>, <a href="https://publications.waset.org/abstracts/search?q=Ali%20Saberi"> Ali Saberi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Most of the engineering problems are in nonlinear forms. Nonlinear boundary layer problems defined in infinite intervals contain specific complexities, especially in boundary layer condition conformance. As an example of these nonlinear complex problems, the well-known Blasius equation can be mentioned, which itself is one of the classic boundary layer problems. No analytical solution has been proposed yet for the Blasius equation due to its complexity. In this paper, an analytical method, namely the Kourosh method, based on the singularity perturbation method and the Liao homotopy analysis is utilized to solve the Blasius problem. In this method, an inner solution is developed in the [0,1] interval to expedite the solution convergence. The magnitude of the f ˝(0), as an essential quantity for determining the physical parameters, is directly calculated from the solution of the boundary condition problem. The advantages of this solution are that it does not need any numerical solution, it has a closed form and that its validation is shown in the entire [0,∞] interval. Furthermore, all of the desirable parameters could be extracted through a series of simple analytical operations from the final solution. This solution also satisfies the continuity conditions, which is one of the main contributions of this paper in comparison with most of the other proposed analytical solutions available in the literature. Comparison with numerical solutions reveals that the proposed method is highly accurate and convenient for application. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Blasius%20equation" title="Blasius equation">Blasius equation</a>, <a href="https://publications.waset.org/abstracts/search?q=boundary%20layer" title=" boundary layer"> boundary layer</a>, <a href="https://publications.waset.org/abstracts/search?q=Kourosh%20method" title=" Kourosh method"> Kourosh method</a>, <a href="https://publications.waset.org/abstracts/search?q=analytical%20solution" title=" analytical solution"> analytical solution</a> </p> <a href="https://publications.waset.org/abstracts/49142/analytical-solution-of-blassius-equation-using-the-kourosh-method" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/49142.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">391</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">535</span> Evaluation Metrics for Machine Learning Techniques: A Comprehensive Review and Comparative Analysis of Performance Measurement Approaches</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Seyed-Ali%20Sadegh-Zadeh">Seyed-Ali Sadegh-Zadeh</a>, <a href="https://publications.waset.org/abstracts/search?q=Kaveh%20Kavianpour"> Kaveh Kavianpour</a>, <a href="https://publications.waset.org/abstracts/search?q=Hamed%20Atashbar"> Hamed Atashbar</a>, <a href="https://publications.waset.org/abstracts/search?q=Elham%20Heidari"> Elham Heidari</a>, <a href="https://publications.waset.org/abstracts/search?q=Saeed%20Shiry%20Ghidary"> Saeed Shiry Ghidary</a>, <a href="https://publications.waset.org/abstracts/search?q=Amir%20M.%20Hajiyavand"> Amir M. Hajiyavand</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Evaluation metrics play a critical role in assessing the performance of machine learning models. In this review paper, we provide a comprehensive overview of performance measurement approaches for machine learning models. For each category, we discuss the most widely used metrics, including their mathematical formulations and interpretation. Additionally, we provide a comparative analysis of performance measurement approaches for metric combinations. Our review paper aims to provide researchers and practitioners with a better understanding of performance measurement approaches and to aid in the selection of appropriate evaluation metrics for their specific applications. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=evaluation%20metrics" title="evaluation metrics">evaluation metrics</a>, <a href="https://publications.waset.org/abstracts/search?q=performance%20measurement" title=" performance measurement"> performance measurement</a>, <a href="https://publications.waset.org/abstracts/search?q=supervised%20learning" title=" supervised learning"> supervised learning</a>, <a href="https://publications.waset.org/abstracts/search?q=unsupervised%20learning" title=" unsupervised learning"> unsupervised learning</a>, <a href="https://publications.waset.org/abstracts/search?q=reinforcement%20learning" title=" reinforcement learning"> reinforcement learning</a>, <a href="https://publications.waset.org/abstracts/search?q=model%20robustness%20and%20stability" title=" model robustness and stability"> model robustness and stability</a>, <a href="https://publications.waset.org/abstracts/search?q=comparative%20analysis" title=" comparative analysis"> comparative analysis</a> </p> <a href="https://publications.waset.org/abstracts/184552/evaluation-metrics-for-machine-learning-techniques-a-comprehensive-review-and-comparative-analysis-of-performance-measurement-approaches" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/184552.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">74</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">534</span> The Pressure Distribution on the Rectangular and Trapezoidal Storage Tanks' Perimeters Due to Liquid Sloshing Impact</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hassan%20Saghi">Hassan Saghi</a>, <a href="https://publications.waset.org/abstracts/search?q=Gholam%20Reza%20Askarzadeh%20Garmroud"> Gholam Reza Askarzadeh Garmroud</a>, <a href="https://publications.waset.org/abstracts/search?q=Seyyed%20Ali%20Reza%20Emamian"> Seyyed Ali Reza Emamian</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Sloshing phenomenon is a complicated free surface flow problem that increases the dynamic pressure on the sidewalls and the bottom of the storage tanks. When the storage tanks are partially filled, it is essential to be able to evaluate the fluid dynamic loads on the tank’s perimeter. In this paper, a numerical code was developed to determine the pressure distribution on the rectangular and trapezoidal storage tanks’ perimeters due to liquid sloshing impact. Assuming the fluid to be inviscid, the Laplace equation and the nonlinear free surface boundary conditions are solved using coupled BEM-FEM. The code performance for sloshing modeling is validated against available data. Finally, this code is used for partially filled rectangular and trapezoidal storage tanks and the pressure distribution on the tanks’ perimeters due to liquid sloshing impact is estimated. The results show that the maximum pressure on the perimeter of the rectangular and trapezoidal storage tanks was decreased along the sidewalls from the top to the bottom. Furthermore, the period of the pressure distribution is different for different points on the tank’s perimeter and it is bigger in the trapezoidal tanks compared to the rectangular ones. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=pressure%20distribution" title="pressure distribution">pressure distribution</a>, <a href="https://publications.waset.org/abstracts/search?q=liquid%20sloshing%20impact" title=" liquid sloshing impact"> liquid sloshing impact</a>, <a href="https://publications.waset.org/abstracts/search?q=sway%20motion" title=" sway motion"> sway motion</a>, <a href="https://publications.waset.org/abstracts/search?q=trapezoidal%20storage%20tank" title=" trapezoidal storage tank"> trapezoidal storage tank</a>, <a href="https://publications.waset.org/abstracts/search?q=coupled%20BEM-FEM" title=" coupled BEM-FEM"> coupled BEM-FEM</a> </p> <a href="https://publications.waset.org/abstracts/20717/the-pressure-distribution-on-the-rectangular-and-trapezoidal-storage-tanks-perimeters-due-to-liquid-sloshing-impact" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/20717.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">551</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">533</span> Pricing European Continuous-Installment Options under Regime-Switching Models</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Saghar%20Heidari">Saghar Heidari</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In this paper, we study the valuation problem of European continuous-installment options under Markov-modulated models with a partial differential equation approach. Due to the opportunity for continuing or stopping to pay installments, the valuation problem under regime-switching models can be formulated as coupled partial differential equations (CPDE) with free boundary features. To value the installment options, we express the truncated CPDE as a linear complementarity problem (LCP), then a finite element method is proposed to solve the resulted variational inequality. Under some appropriate assumptions, we establish the stability of the method and illustrate some numerical results to examine the rate of convergence and accuracy of the proposed method for the pricing problem under the regime-switching model. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=continuous-installment%20option" title="continuous-installment option">continuous-installment option</a>, <a href="https://publications.waset.org/abstracts/search?q=European%20option" title=" European option"> European option</a>, <a href="https://publications.waset.org/abstracts/search?q=regime-switching%20model" title=" regime-switching model"> regime-switching model</a>, <a href="https://publications.waset.org/abstracts/search?q=finite%20element%20method" title=" finite element method"> finite element method</a> </p> <a href="https://publications.waset.org/abstracts/130909/pricing-european-continuous-installment-options-under-regime-switching-models" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/130909.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">137</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">532</span> Measurement of Blood Phenobarbital Concentration Within Newborns Admitted to the NICU of Imam Reza Hospital and Received the Drug by Intravenous Mode</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Ahmad%20Shah%20Farhat">Ahmad Shah Farhat</a>, <a href="https://publications.waset.org/abstracts/search?q=Anahita%20Alizadeh%20Qamsari"> Anahita Alizadeh Qamsari</a>, <a href="https://publications.waset.org/abstracts/search?q=Ashraf%20Mohammadzadeh"> Ashraf Mohammadzadeh</a>, <a href="https://publications.waset.org/abstracts/search?q=Hamid%20Reza%20Goldouzian"> Hamid Reza Goldouzian</a>, <a href="https://publications.waset.org/abstracts/search?q=Ezat%20Khodashenas"> Ezat Khodashenas</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Introduction: Newborns may be treated with phenobarbital for many reasons. Because in each region, depending on different races and genetic factors, different pharmacokinetic conditions govern the drug. It is essential to control blood levels of certain drugs, especially phenobarbital, and maintain these levels during treatment. Methods: In this study, venous blood was collected from 50 neonates who received intravenous phenobarbital at a loading dose of 20 mg/kg weight and at least three days had passed since the maintenance dose of 5 mg/kg body weight. in 24 hours. and sent to the laboratory. Phenobarbital blood levels were measured, then the results were analyzed descriptively. Results: In this study, the average weight of newborns was 9.93 ± 2.58. The mean blood concentration of phenobarbital, three days after starting the maintenance dose in the group of infants weighing more than 2.5 kg, was 3.33 ± 9.1 micrograms/liter in the group of infants weighing less than 2 kg. and half a kilogram or LBW was 5.9 ± 9.5 micrograms/liter and in the group weighing less than 1.5 kg VLBW was 14.4 ± 15.46 micrograms/liter. There was no significant difference between groups (p>0.05). Three days after starting the maintenance dose in all three groups, the mean blood phenobarbital concentration was 9.86 ± 0.86 micrograms/liter. Conclusion: Blood phenobarbital levels in our newborns are below therapeutic levels, so phenobarbital levels should be evaluated. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=poisining" title="poisining">poisining</a>, <a href="https://publications.waset.org/abstracts/search?q=neonats" title=" neonats"> neonats</a>, <a href="https://publications.waset.org/abstracts/search?q=phenobarbital" title=" phenobarbital"> phenobarbital</a>, <a href="https://publications.waset.org/abstracts/search?q=drug" title=" drug"> drug</a> </p> <a href="https://publications.waset.org/abstracts/183552/measurement-of-blood-phenobarbital-concentration-within-newborns-admitted-to-the-nicu-of-imam-reza-hospital-and-received-the-drug-by-intravenous-mode" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/183552.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">63</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">531</span> Frequency of Oral Lesions in Newborns at Mashhad Imam Reza Hospital</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Javad%20Vaezi">Javad Vaezi</a>, <a href="https://publications.waset.org/abstracts/search?q=Ashraf%20Mohammadzadeh"> Ashraf Mohammadzadeh</a>, <a href="https://publications.waset.org/abstracts/search?q=Behjatalomoluk%20Ajami"> Behjatalomoluk Ajami</a>, <a href="https://publications.waset.org/abstracts/search?q=Azin%20Vaezi"> Azin Vaezi</a>, <a href="https://publications.waset.org/abstracts/search?q=Aradokht%20Vaezi"> Aradokht Vaezi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Introduction: Neonatal period is the first developing phase after birth, followed by different developmental processes up to the age of puberty. A neonate may be born with different oral lesions. The aim of this study was to evaluate oral lesions in newborns at Mashhad Imam Reza Hospital, which belongs to Mashhad University of Medical Sciences. Materials and Methods: In this cross–sectional descriptive study, 600 newborns were observed during 2.5 months in 2001. The total oral cavity, including the soft palate, hard palate, tongue, alveolar ridge, and oral cavity floor, was examined with a tongue blade and light. Results: Results showed that 52.6% of newborns (316 cases) had oral lesions. 0.66% cases had natal and neonatal teeth, 0.5% cases had congenital epulis, 1.8% cases were with ankyloglossia, 41.5% cases with Epstein’s pearls, 22.3% cases with Bohn nodules and 0.16% case with exostosis. There were no cases of cleft lip or cleft palate. The most frequent oral lesion observed was Epstein’s pearls. Conclusion: Our study showed that the prevalence of natal teeth in the city of Mashhad was more than in other countries except for Bohn nodule and Epstein’s pearls, which occurred less frequently than in other countries. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=newborn" title="newborn">newborn</a>, <a href="https://publications.waset.org/abstracts/search?q=oral%20lesion" title=" oral lesion"> oral lesion</a>, <a href="https://publications.waset.org/abstracts/search?q=epidemiology" title=" epidemiology"> epidemiology</a>, <a href="https://publications.waset.org/abstracts/search?q=frequency" title=" frequency"> frequency</a> </p> <a href="https://publications.waset.org/abstracts/162001/frequency-of-oral-lesions-in-newborns-at-mashhad-imam-reza-hospital" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/162001.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">94</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">530</span> Memory and Myth in Future Cities Case Study: Walking to Imam Reza Holy Shrine of Mashhad, Iran</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Samaneh%20Eshraghi%20Ivaria">Samaneh Eshraghi Ivaria</a>, <a href="https://publications.waset.org/abstracts/search?q=Torkild%20Thellefsenb"> Torkild Thellefsenb</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The article discusses the significance of understanding the semiotics of future cities and recognizing the signs of cultural identity in contributing to the preservation of citizens' memories. The identities of citizens are conveyed through memories in urban planning, and with the rapid advancements in technology, cities are constantly changing. Therefore, preserving memories in the design of future cities is essential in maintaining a quality environment that reflects the citizens' identities. The article focuses on the semiotics of the movement pattern morphology in Mashhad city's historical area, using the historical interpretation method. The practice of walking to the shrine of Imam Reza as a religious building has been a historical and religious custom among Shiites from the past until now. By recognizing the signs that result from this religious and cultural approach on the morphology of the city, the aim of the research is to preserve the place of memories in future cities. Overall, the article highlights the importance of recognizing the cultural and historical significance of cities in designing future urban spaces. By doing so, it is possible to preserve the memories and identities of citizens, ensuring that the urban environment reflects the unique cultural heritage of a place. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=memories" title="memories">memories</a>, <a href="https://publications.waset.org/abstracts/search?q=future%20cities" title=" future cities"> future cities</a>, <a href="https://publications.waset.org/abstracts/search?q=movement%20pattern" title=" movement pattern"> movement pattern</a>, <a href="https://publications.waset.org/abstracts/search?q=mashhad" title=" mashhad"> mashhad</a>, <a href="https://publications.waset.org/abstracts/search?q=semiotics" title=" semiotics"> semiotics</a> </p> <a href="https://publications.waset.org/abstracts/165425/memory-and-myth-in-future-cities-case-study-walking-to-imam-reza-holy-shrine-of-mashhad-iran" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/165425.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">82</span> </span> </div> </div> <ul class="pagination"> <li class="page-item disabled"><span class="page-link">‹</span></li> <li class="page-item active"><span class="page-link">1</span></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari&page=2">2</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari&page=3">3</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari&page=4">4</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=Reza%20Heidari&page=5">5</a></li> <li class="page-item"><a class="page-link" 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