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<!DOCTYPE html> <html lang="en"> <head> <meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/> <meta charset="utf-8"/> <meta content="IE=edge" http-equiv="X-UA-Compatible"/> <meta content="width=device-width, initial-scale=1" name="viewport"/> <title>Home - Alexander Laskin Research Group - Purdue Chemistry</title>  <link href="//www.purdue.edu/purdue/images/favicon.ico" rel="shortcut icon"/>  <link href="css/bootstrap.css" rel="stylesheet"/> <link href="css/styles.css" rel="stylesheet"/> </head> <body> <header class="container allContent"> <div class="row"> <div class="logo col-lg-3 col-md-3 col-sm-4 col-xs-12"> <a href="https://www.purdue.edu/"><img alt="Purdue University logo" class="img-responsive" height="65" src="images/purdue-logo.png" width="363"/></a> </div> <div class="site-name col-lg-9 col-md-9 col-sm-8 col-xs-12"> <h1>Alexander Laskin Research Group</h1> </div> </div> </header> <div class="container allContent"> <nav class="main-nav"> <ul> <li><a href="index.html">Home</a></li> <li><a href="research/index.html">Research</a></li> <li><a href="people.html">People</a></li> <li><a href="publications/index.html">Publications</a></li> <li><a href="news.html">News</a></li> <li><a href="photos.html">Photos</a></li> </ul> </nav> <main class="row"> <div class="maincontent col-lg-12 col-md-12 col-sm-12 col-xs-12"> <div class="row"> <div class="col-lg-7 col-md-7 col-sm-7 col-xs-12"> <div class="carousel slide" data-ride="carousel" id="features"><ol class="carousel-indicators"><li class="active" data-slide-to="0" data-target="#features"></li><li class="" data-slide-to="1" data-target="#features"></li><li class="" data-slide-to="2" data-target="#features"></li></ol><div class="carousel-inner" style="margin-bottom: 10px;"><div class="item active"><img alt="" class="img-responsive center-block" src="images/slider/alaskin-lab-2024_2.jpeg"/><div class="carousel-caption"></div></div><div class="item"><img alt="" class="img-responsive center-block" src="images/slider/Logo.jpg"/><div class="carousel-caption"></div></div><div class="item"><img alt="" class="img-responsive center-block" src="images/slider/publications-home-sm.jpg"/><div class="carousel-caption"></div></div></div><a class="left carousel-control" data-slide="prev" href="#features"><span class="glyphicon glyphicon-chevron-left" data-mce-mark="1"></span></a><a class="right carousel-control" data-slide="next" href="#features"><span class="glyphicon glyphicon-chevron-right" data-mce-mark="1"></span></a></div> </div> <div class="col-lg-5 col-md-5 col-sm-5 col-xs-12"> <h2 style="margin-top:0;">Latest News</h2><h4><strong>November 7, 2024</strong></h4> <p>Congratulations Felipe on your very well-defended PhD dissertation. A very deserved achievement!</p> <h4><strong>October 16, 2024</strong></h4> <p>Congratulations to Tope and Hannah on passing the Prelims! Another milestone reached.</p> <h4><strong>October 14, 2024</strong></h4> <p>Congratulations to Felipe and Teomie on the beautiful addition to their family. Welcome, baby Kiana!</p> <h4><strong>September 27, 2024</strong></h4> <p>Kudos to members of our group that gave fantastic presentations at the Turkey Run Analytical Conference.</p> <h4><strong>August 16, 2024</strong></h4> <p>Hearty cheers to 3 members of our group who have been awarded fellowships for the 2024/2025 session. Congrats Felipe, Diego and Catalina on the Bilsland, Kampen and Fortune fellowships!</p> <h4><strong>March 20, 2024</strong></h4> <p>Hats Off Dr. Siemens! Another degree bagged, a Doctorate very well earned. Congrats on a successful PhD defense Kyla.</p> <p><span></span><br/><a href="news.html">More news</a>.</p> <quillbot-extension-portal/> </div> </div> <div class="row"><div class="col-lg-7 col-md-7 col-sm-7 col-xs-12"><h2><img alt="Group Logo" class="" height="146" src="images/slider/Logo.jpg" width="155"/>     <img alt="" class="" height="27" src="Twitter-logo-2012.png" width="33"/><strong><span style="font-size: 12pt;"> </span></strong><span style="font-size: 12pt;"><a href="https://twitter.com/alaskinlab?lang=en" rel="noopener" target="_blank">@alaskinlab</a></span></h2> <h2>Welcome!</h2> <p>We are a multi-disciplinary experimental group with research interests in the areas of Analytical and Physical Chemistry of airborne particles and environmental interfaces, driven by the overarching goals of understanding their impact on the atmospheric chemistry, the air pollution and the Earth’s climate. Our research efforts include three inter-related areas: Development and applications of new analytical methods for chemical characterization of aerosols; Chemical imaging and molecular-level studies of field collected particles; Laboratory studies of multi-phase chemistry of particles and interfaces. </p> <h3>Contact Us:</h3> <p>Department of Chemistry<br/> Purdue University<br/> 560 Oval Drive<br/> West Lafayette, IN 47907-2084<br/> Phone: (765) 494-5243<br/> Email: <a href="mailto:alaskin@purdue.edu" title="Email Professor Alex Laskin">alaskin@purdue.edu</a><br/>Twitter: <a href="https://twitter.com/alaskinlab?lang=en" rel="noopener" target="_blank">@alaskinlab</a><a href="https://twitter.com/alaskinlab?lang=en"></a></p> <quillbot-extension-portal/></div><div class="col-lg-5 col-md-5 col-sm-5 col-xs-12"><h2>Recent Publications</h2><p></p> <p class="x_MsoNormal" data-olk-copy-source="MessageBody">249) Q. Xie, N.G.A. Gerrebos, D. Calderon-Arrieta, I.S. Morton, E.R. Halpern, C. Li, M.F. Zeng, A.K. Bertram, Y. Rudich, A. Laskin. Molecular Insights into Gas-Particle Partitioning and Viscosity of Atmospheric Brown Carbon. Environmental Science and Technology, 58, 41, 18284–18294, (2024).<span> </span><a data-auth="Verified" data-linkindex="0" href="https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdoi.org%2F10.1021%2Facs.est.4c05650&data=05%7C02%7Ctolayemi%40purdue.edu%7Cd818d85d04724ff0704208dceebe6861%7C4130bd397c53419cb1e58758d6d63f21%7C0%7C0%7C638647748937173642%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=dIuuyo6ji%2FPcQ0xwICCeGG5E3hETeDySDqYW6ICUWnk%3D&reserved=0" originalsrc="https://doi.org/10.1021/acs.est.4c05650" shash="yAfszFHF8ePNg4hQ509X29fOabS4Oi1oBEW5+7/Qxr8JpG/iEp+C3iNCne6csLYz2EXrF+GeTp5+8j0Z8GBLX5mkZp6sq22xT4Qe4n6bPXW5sINoBF8mL/h4wCkKyojFgBS7bCCDPRkW9fBrXawT9cBk3Max0Uq6A6n0KpExxGA=" title="Original URL: https://doi.org/10.1021/acs.est.4c05650. Click or tap if you trust this link.">https://doi.org/10.1021/acs.est.4c05650</a></p> <p class="x_MsoNormal">247) Q. Xie, A. Laskin. Molecular Characterization of Atmospheric Organic Aerosols: Contemporary Applications of High-resolution Mass Spectrometry. Trends in Analytical Chemistry, 181, 117986, (2024).<span> </span><a data-auth="Verified" data-linkindex="2" href="https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdoi.org%2F10.1016%2Fj.trac.2024.117986&data=05%7C02%7Ctolayemi%40purdue.edu%7Cd818d85d04724ff0704208dceebe6861%7C4130bd397c53419cb1e58758d6d63f21%7C0%7C0%7C638647748937221630%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=q%2FjmklarohoSNpqjS0iWGQu0zQBK8pMjnndrXKJ%2F0qE%3D&reserved=0" originalsrc="https://doi.org/10.1016/j.trac.2024.117986" shash="QmxLGZ8szzFpbYnjQDb6JwK3mbuHoYHaI/OKF9kh8kIHZfroHoO7CbGFqKMgwdPaqP0T5Bfeb7OLOc4jCK9E4bRnB0fl7YbswcrEK6iPqlCJwgPJzm3ZpG5NpG9h9lGagtSy2sOM29GomzRMi6CWWUZ5i1PAgEkuFutYNk5sOLg=" title="Original URL: https://doi.org/10.1016/j.trac.2024.117986. Click or tap if you trust this link.">https://doi.org/10.1016/j.trac.2024.117986</a><span> </span>(INVITED REVIEW)</p> <p class="x_MsoNormal">246) K. Siemens, T. Paik, A. Li, Q. Xie, F. Rivera-Adorno, J. Tomlin, R. Chakrabarty, A. Laskin. Light Absorption and Chemical Composition of Brown Carbon Organic Aerosol Produced from Burning of Selected Biofuels. ACS Earth and Space Chemistry, 8, 7, 1416–1428, (2024).<span> </span><a data-auth="Verified" data-linkindex="3" href="https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdoi.org%2F10.1021%2Facsearthspacechem.4c00056&data=05%7C02%7Ctolayemi%40purdue.edu%7Cd818d85d04724ff0704208dceebe6861%7C4130bd397c53419cb1e58758d6d63f21%7C0%7C0%7C638647748937236086%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=uRo4YKCCRGXH8Tu%2FAjE%2FmKxAOQENLm3fGWyH%2BclC98A%3D&reserved=0" originalsrc="https://doi.org/10.1021/acsearthspacechem.4c00056" shash="EOQM9MyrBpn7gUYuLHzf4ZskN3XnmyY3WaMv25f6XHFp03gIMAeTbeimibQi24Xp73MdPb9MbNiG/d539Bm8jkXvA2ndsvDSnieqd2ldLqLokwq7TNnwTIzrFB9pJRtuSUDY1G2proqMEFN2vC6vmME1rJ68oufJMJQ4PTYArk0=" title="Original URL: https://doi.org/10.1021/acsearthspacechem.4c00056. Click or tap if you trust this link.">https://doi.org/10.1021/acsearthspacechem.4c00056</a></p> <p class="x_MsoNormal">245) Q. Xie, E.R. Halpern, J. Zhang, M. Shrivastava, A. Zelenyuk, R. A. Zaveri, A. Laskin. Volatility Basis Set Distributions and Viscosity of Organic Aerosol Mixtures:  Insights from Chemical Characterization Using Temperature Programmed Desorption − Direct Analysis in Real Time – High Resolution Mass Spectrometry. Analytical Chemistry, 96, 23, 9524–9534, (2024).<span> </span><a data-auth="Verified" data-linkindex="4" href="https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdoi.org%2F10.1021%2Facs.analchem.4c01003&data=05%7C02%7Ctolayemi%40purdue.edu%7Cd818d85d04724ff0704208dceebe6861%7C4130bd397c53419cb1e58758d6d63f21%7C0%7C0%7C638647748937250321%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=eqkdfGzafLQ3e%2BbkpSIIdP371fpDWIJbh1K9%2Fivh5BA%3D&reserved=0" originalsrc="https://doi.org/10.1021/acs.analchem.4c01003" shash="lgSbrv81GgjCi+aQW9hcdRC+2DUZuhATpHMz4IAVv+FXv6G4c9NsyrDRzocoUSIC4R7CVg7UBfZclSCP3wAq6bebl5rTgWNzhjI+e0O7MXceNi9OHSE1m5r9RlgxYtNltMrRyiQSdgnQRZ8mz/Nxv+Hkmvbj4+SZjCWopnTt3a0=" title="Original URL: https://doi.org/10.1021/acs.analchem.4c01003. Click or tap if you trust this link.">https://doi.org/10.1021/acs.analchem.4c01003</a></p> <p><a href="publications/index.html" title="Professor Laskin's publications">Complete list of publications</a></p></div></div> </div> </main> </div> <footer class="container" id="footer"> <div class="row"> <p>Copyright © 2024, <strong>Alexander Laskin Research Lab</strong><br/> <a href="https://www.purdue.edu/home/disclaimer/">Purdue University</a> | Contact the College of Science at <a href="mailto:sciencehelp@purdue.edu">sciencehelp@purdue.edu</a> for trouble accessing this page.</p> <p><a href="https://www.chem.purdue.edu">Department of Chemistry</a> | <a href="https://www.purdue.edu/science/">College of Science</a></p> </div> </footer> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js" type="text/javascript"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script> </body> </html>

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