CINXE.COM
Just a moment...
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '913580745aadce89',cH: 'P3DtZRzcIsWnY1GIQMDLZhlk.PZ9wDADLudCGQtPPUc-1739792417-1.2.1.1-_wdGm9.sQ_7Hh4EI0T9GAJpO9qlc1dPIxQ9djY.Q7y5PP1XVsSWWuU0rfFm45Eg2',cUPMDTk: "\/abstracts\/search?q=Eyman%20Mohamed%20Eltayib&__cf_chl_tk=zLHHVcZFrZq32jWTmEMcHUp1GEFuG6VMq_F3DAMtR0w-1739792417-1.0.1.1-ivfNPUMRK57cPvO2KMvMvdiQNaRA0hPZjS2e.wvs00M",cFPWv: 'b',cITimeS: '1739792417',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Eyman%20Mohamed%20Eltayib&__cf_chl_f_tk=zLHHVcZFrZq32jWTmEMcHUp1GEFuG6VMq_F3DAMtR0w-1739792417-1.0.1.1-ivfNPUMRK57cPvO2KMvMvdiQNaRA0hPZjS2e.wvs00M",md: "OEYeJu1ybl7CdaSbxYYEvTahlIBQYrhYIRW7uVCBX.0-1739792417-1.2.1.1-AoN5Dbm5YWorAPX3Wm30wsCohnv6dV_kwRkng5uUhqcsTUFf5WkR4esugjBUok7ZRqYGyAei7jj1AO4ruTY6P46k3YsLPK2BOJLAM9rimZlif722bADYwhTlN1IlqnEfslPIXWCU.PRAtBj9B7nHQpMCSiQsdheBwnWC8u5ZicC1a7bJ5GckZ7Xcol0l7gAKeh155yEDJXWin.Z66DhLi5iHuKMddkeOstx7ipZhvFazmMDSSyilBS87l4x.E38jm8RPfTZlnuj9ySKws86ZCym_mkPRuLi4vXsi1DX3arDCfXMj2kiCYDTIvMDL42JPxqdiNvGohGbjjOqtndZq.2zAefgv6qmATpzK7UjjEWLGsM4QFwvwzk89RkUhzlFtLo4n5wtr2amajjaj6h5XN6sfiAt0fwpmXXVCY6WXX7rhS1rOvGllw7ettOkCRbJh7.tIN_WtpXTAzZtIdfjaHiUAnOv8NV4Wx_gtHYoHrFUgKpDLIe0yAWFtfp.EapVJcu4tmK85tOQGD23oscWl0gC6HuFKxwUoWEwqMjveNwR_v12WZ6W9XPI.hWLhR4woBv9WXjeZxVdnZeYdkbagkvmbyqN6m6myHWnQ1cFElM6EilsMHcWRpYdUowzMB_vbjYdfDropOhIZUpe22SPU_6MU.pjB67OTgKBtw8lALx9EXbZtWVewWnZodQJFKkebzBPGRA_hZpmHiiw5wxxZcxEpZcg0mUdg97P2W_Uu3aGzWOuDDNCTQYGmAdt6jvVKRH45PoxZ6i0o9Uc734qY2KfHRUAf_yUB7HEoM3ncGoVNlCfxStwDSHNz1yp35h_ZPvekURWUXDoyAyORW83Fu.aNHbdCPmN_sUEmzldDwJM9SIlmGA2VAbt5mfkhyFnx8BQUdmJHpfkYH3VUgWrwNibrL.Om_AzMP5DfEwqWPM_dl9BNcbP8l8D2CF_FfdB6JO9lPyIfd97TntSu4UQuMLma6Lh_6aHItDSNatNv0QjTZ72A5ouHkYrjWEUaF8rByc4VP7kvfDLwruM3Rb9gFDdHCikLs.78Q1XCo01J37U1LhUL_sc_qcf__avO7QfrCZqKwRJx2saz1SOLW0K4FHng3nVmHXaFEi16l6kC3wI.8EiefKJaMhkWPj2lo3iy.7VWtY.VxUNJgNNRVBxjpxXTo0KtQEzuTMd3Ugr9h7y6LBJ0iQ7Hu72CAGtVVHk_X66ioO3LzmtjLsxUi3cpingQuIxbWAprUxE8kkRfiVmlWyiW3hZmZQq4y6nbpE3.i9ioWp2mopFVlktcDifXZfY9b3s2vvomOYdjK7U1Yt1S1C5NMZV3v5NTyKzplIx9vxntlojTE1Kb43doZA8uFDOuEcnsn4o0kGupAPg84qREPES._AhvVl0O9SAIETTKuLsbaeIw1PwNRda0WwZVYIwTffCTTWNviZfRZ2vG87XKwCg2CY5IC_eS3dIEc7Y6u7e73oZNiGIw2lajlkFpnMevnDIzS5WCHDAhM5IIJUFhR16CdPChM.s2H9eD7ydZOMKNaHw9GUgGdKlWzQw3NlNUG_Ms9fZT1VU3eb99sL1UbVRlV67X.74SKVnB7FZoznNZoTiBD2Qwe8mxRkYV4qz4DILDrqmkvbRnu6_7vlPNO_TfL4Ph9BZOqi8ULggE.VZTRu.MKpZH4kvV2BTJzD8Sb3hwSph9OpXtDg1aBOHN9I46HfIJ_xXUgWaR3Q3WvOPaLmQmRlif9ZzVrycd_eOoq8KHx89P.ZYT8NewA.xtro70qAwzHIklw.aNCbgQ3cPxDrVV90zlH4.mJ5NUmIhHL0j1TgPr_v4d348K0Ms.EmbLkSfbaNaog6FCy9FFWmbizw8uzM2pryPE00fX4SCR6rcnVKoyMnV.ZK7Dx7_da5yrQ7vkfMRdiQW_8uklVioTdq9DiGqM4ILYsanQt8bV2_YE8iIcsuWiVjXsEK1QPmdtYPs_xuq0btHy.80e",mdrd: "xSx95mrJjDRUStbpzGSoPggJCGpH2.Je4zMuV704has-1739792417-1.2.1.1-irJqeZ2vgjNS15WLp2slX.nGTteJ64yDYS26l9EGA5BzYDK84SNCdLFZHMAHMBpRg19MrtaubWHjc1hKcE9_sJNIG8k6h4uVduh66tppRQN7JjPAXKYk.fGJgSjBD_QBoGwCA87Uayw6d0oGSn2J5TKduFNpS788cnjsiSRBxztuaZ8ajqi007hM.ca7bhCKVd913c4ozMyPZD7AJxOsX5OAkhnqMkuOzlUliURhtHSyDg5zXneLmhO0wl2M6uDLptLO_XqJDgaQwCb4HFQZ9QsWwy48Z9BBxAoGjh3PXmrMU6K1lOZdubJywnYUvICfpZPmyoyIkUYYDvKSVvsFYC5rAq3Gi6_XXc3NZov6w84bRg3zEd5.VKdfkagcrDG5w69frH51V5wZteyON7KTAZm9Dz4SwpD9MUX_O3lJqQLgFv9CI_..czFgmNsLK3UJjJ2H39IpDUww3TlBY4J34OxMs0DLzb_3Pd._Vdh_jZ5QglhF_RkITsHGQUKUzsXl5hJWrbfvpAx2_3ef1wuuOwjjOFlApg7MY7vaKw0FErhYmBwjWs1n_G4EOhIwhGi0KKgarOLiTWcEmHfICu7S1pcX4cAGLAb2eXiu708zNovk7cyUYhkvjKDwGDi4JPSBqN264i1cwFQEe9sSnrEkOnN.jORYkrOJx3noe_f.NQEGYldPAlZ9JUq7hmHfUZn9hprr3KAbEkmQzSPP6J5vwearQ_Ad_UW6Mzk5G7UcTRSvMH1wG3_f.xTFFEa.gpeim0IcnKarJ_EUFOOEMEGN7vPQuh7hwzo1iMua8ob0YS2PIcbNrsDXpEzKkBUXKQ7jMyRqAGRNfDVViFLaJ946PqdvM1H2raBWXGppW.hz_YlQVmW69aNd6ULoscAIZvrpYEhusj26z.bYMg19lP7hUtJIB2SU3mnn04gLgJiGNoX55Nm6vEE1iWqac7EVsUqBPE3Amq.MrztSm.rVZFtZX8OIu59whbn4cpY0g5XlYlGIJLLk29qhHEr2cIEC87wDg90A_mzydzScQssLgyYWliRgq5b1xxp5Sp0qNVvPtdqUXI8Ps7s4ziM30ynZWeO1NP3IRU5EVnLOP5RVyvivHNpQIcVzIqGYDA2yJYgYWRd7HKcdG1qEx2rN6lfB_mK0Vlcmn3N3hXz9gh4bGsW3eeWsNpDLBFpQbuaoXv7iJCgl55C0c4CEQODT34uZTUNpRemX54Bv4o6KCZN_LMFgwLes0vZNauG86G7yD2jDLsaMamdVIGQvKG0AsWSmYNmgmgJd7rpPfOw71VZ9ndTCmb267Ot0R0HcMTE9Qn1SYAjda_gIZ4MdXThgiXNmIUBJL.oH7rZvi3ZLCaHJvv8HCCNtM88LyerdJj.DFTKCLr9uNIqQAxN3NkTNg7dykEFs4Xb7t9fEa7QKVUTMmjK4QLWTrU5QOpRWdyxznWpQKGVlgLUOj4AD74mJTg0Ay5kvRiJ6jjuQakQIRgKzucFK4_H5Zo4h3xdt8k46GAOf5rphvFBB5ErqiEitrJCd8eD6KhGk1eicMYV.klLSl8wHNvfOVhiqTm51eJUznb3q7CK4AD_5oyZcshMAiWJnWAk4VBQSjCwGKZN8qrZLpsu84YK8V3hlybXheIBmk.7vu2eJbrJ5JZPF7V9UmYsvRANgqzr7RFGN5BCjXW0rTOI31i._BRdMM4smoOG8FfT1eZ5vLX0TeG.OWSCfX1ogIXIeOmbO4N9k3NVLLM0mzlS7mwvCsiMLaDHnBI9dOyERbQy5wUaiA1YoI8YqlqcXOqylnVe5ip4TlwRndxbvPIG9mMP2cVlNN8Vy8HED8QDPaq_cEfWH8z_Awm1uXJC07QZQ_KfAA0rPnuKqUqBXhGLs6a22VDGE6zACr29.3L_LSWWkLs1SG25QXNQUCgSpmXIZvMFa8.PCxLTZstMDOT9N3cek3FHZzGArST.VZocy9Z5za9w1U.OkIzC3NRqQ4D1rlmXV4Lao4clbocPDSgptUg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=913580745aadce89';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=Eyman%20Mohamed%20Eltayib&__cf_chl_rt_tk=zLHHVcZFrZq32jWTmEMcHUp1GEFuG6VMq_F3DAMtR0w-1739792417-1.0.1.1-ivfNPUMRK57cPvO2KMvMvdiQNaRA0hPZjS2e.wvs00M" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>