{"id":77,"date":"2021-06-28T16:46:47","date_gmt":"2021-06-28T16:46:47","guid":{"rendered":"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/?page_id=77"},"modified":"2023-04-18T00:06:11","modified_gmt":"2023-04-18T00:06:11","slug":"projects","status":"publish","type":"page","link":"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/research\/projects\/","title":{"rendered":"Projects"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"77\" class=\"elementor elementor-77\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1e1fd146 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1e1fd146\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-11d50d84\" data-id=\"11d50d84\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7d2fe5b8 elementor-widget elementor-widget-heading\" data-id=\"7d2fe5b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-xxl\">Projects<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-397fc9a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"397fc9a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3703202\" data-id=\"3703202\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a699795 elementor-widget elementor-widget-heading\" data-id=\"a699795\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-xl\">Diesel Exhaust Fuel and Control (DEFCON) Study\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5ee144a4 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"5ee144a4\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7167b51d\" data-id=\"7167b51d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1732d841 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1732d841\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3e4b78d5\" data-id=\"3e4b78d5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6cef9024 elementor-widget elementor-widget-text-editor\" data-id=\"6cef9024\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Diesel engines and vehicles account for a substantial fraction of the particulate matter (PM) and NOx emissions from the transportation sector in the US and, globally, are an important source of urban air pollution. In 2015-2016, we conducted a series of laboratory experiments at the Engines and Energy Conversion Laboratory to probe the emissions, formation, and properties of organic compounds arising from a modern-day diesel engine, with a focus on studying the impacts from the use of different engine loads (e.g., idle versus cruise), fuels (e.g., diesel versus biodiesel), and aftertreatment systems. The study was partly funded by Colorado State University and was done in collaboration with Profs. Delphine Farmer, Paul DeMott, and Sonia Kreidenweis.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-12bb279\" data-id=\"12bb279\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-24fe5d9 elementor-widget elementor-widget-image\" data-id=\"24fe5d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/Diesel-Semi-Trucks-300x300.jpeg\" class=\"attachment-medium size-medium wp-image-80\" alt=\"\" srcset=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/Diesel-Semi-Trucks-300x300.jpeg 300w, https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/Diesel-Semi-Trucks-150x150.jpeg 150w, https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/Diesel-Semi-Trucks.jpeg 500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3317abd3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3317abd3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-47e5094e\" data-id=\"47e5094e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-723b2187 elementor-widget elementor-widget-text-editor\" data-id=\"723b2187\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Key Publications<\/strong>:<\/p><ul><li>Secondary formation of organic aerosol (<a href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/acs.est.6b04602\">Jathar et al., ES&amp;T, 2017<\/a>) and the influence of intermediate-volatility organic compounds (<a href=\"https:\/\/doi.org\/10.5194\/acp-18-13813-2018\">Eluri et al., ACP, 2018<\/a>)<\/li><li>Primary emissions and secondary formation of isocyanic acid (<a href=\"https:\/\/doi.org\/10.1002\/2016GL068207\">Link et al., GRL, 2016<\/a>;\u00a0<a href=\"https:\/\/doi.org\/10.5194\/acp-17-8959-2017\">Jathar et al., ACP, 2017<\/a>), organic acids (<a href=\"https:\/\/doi.org\/10.1021\/acs.est.7b01169\">Friedman et al., ES&amp;T, 2017<\/a>), and ice-nucleating particles (<a href=\"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/abs\/10.1002\/2016GL069529\">Schill et al., GRL, 2016<\/a>)<\/li><li>Volatility (<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S135223101930860X\">Jathar et al., AE, 2020<\/a>) and oxidative potential (<a href=\"https:\/\/pubs.rsc.org\/en\/content\/articlelanding\/2019\/EM\/C8EM00571K#!divAbstract\">Sharma et al., ESPI, 2019<\/a>) of \u00a0primary organic aerosol emissions<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7e8d9edf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7e8d9edf\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3e235436\" data-id=\"3e235436\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2a6eae1a elementor-widget elementor-widget-heading\" data-id=\"2a6eae1a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-xl\">Biomass Burning\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-698929b0 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"698929b0\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1ae6fcfb\" data-id=\"1ae6fcfb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1a0c835a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1a0c835a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7d3008ef\" data-id=\"7d3008ef\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4506a199 elementor-widget elementor-widget-text-editor\" data-id=\"4506a199\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Biomass burning, which includes wildfires and biofuel combustion, is the largest combustion-related source of organic compounds to the atmosphere. These emissions can contribute substantially to regional and global air quality and radiative effects. For instance, in 2016, we participated in a large laboratory campaign \u2013 led by the National Oceanic and Atmospheric Administration (NOAA) \u2013 to study the emissions and chemistry of organic compounds in wildfire smoke. This work was funded by NOAA and the National Science Foundation.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-fc5d924\" data-id=\"fc5d924\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3034db4 elementor-widget elementor-widget-image\" data-id=\"3034db4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/fire-e1606230125759-768x768-1-300x300.png\" class=\"attachment-medium size-medium wp-image-81\" alt=\"\" srcset=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/fire-e1606230125759-768x768-1-300x300.png 300w, https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/fire-e1606230125759-768x768-1-150x150.png 150w, https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2021\/06\/fire-e1606230125759-768x768-1.png 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6dc8d4dc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6dc8d4dc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-65ebb9e2\" data-id=\"65ebb9e2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5bcefcb6 elementor-widget elementor-widget-text-editor\" data-id=\"5bcefcb6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Key Publications<\/strong>:<\/p>\n<ul>\n<li>Critical review of laboratory and field studies (<a href=\"https:\/\/doi.org\/10.1021\/acs.est.9b02588\">Hodshire et al., ES&amp;T, 2019<\/a>) and influence of fire and environmental variables&nbsp;(<a href=\"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/abs\/10.1029\/2018JD029674\">Hodshire et al., JGR, 2018<\/a>) on smoke aerosol aging.<\/li>\n<li>Precursor contributions to secondary organic aerosol in biomass burning experiments (<a href=\"https:\/\/doi.org\/10.1021\/acs.est.0c01345\">Akherati et al., ES&amp;T, 2020<\/a>)<\/li>\n<li>Evolution of organic aerosol size, composition, and properties in wildfire plumes (Akherati et al., ESA, 2022; June et al., 2022)<\/li>\n<li>Emissions and radiative effects of sub-10 nm particles from cookstoves (<a href=\"https:\/\/www.tandfonline.com\/doi\/abs\/10.1080\/02786826.2020.1769837\">Jathar et al., AS&amp;T, 2020<\/a>)<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8a76713 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8a76713\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3494894\" data-id=\"3494894\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2f4bdf2 elementor-widget elementor-widget-heading\" data-id=\"2f4bdf2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-xl\">Aerosol Processes\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-940878a elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"940878a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7aa0a40\" data-id=\"7aa0a40\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-311ba1b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"311ba1b\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-841e919\" data-id=\"841e919\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4d40e3f elementor-widget elementor-widget-text-editor\" data-id=\"4d40e3f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Atmospheric aerosols undergo a large number of complex physical and chemical transformations, processes that eventually control their properties and impacts on climate and human health. We have developed several kinetic, process-level models to simulate the multiphase and multigenerational oxidation chemistry and gas-particle partitioning of organic aerosols. These kinetic models have been applied to study the precursors, processes, and properties of organic aerosol in laboratory and field environments. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-a9df06c\" data-id=\"a9df06c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-14f8fbe elementor-widget elementor-widget-image\" data-id=\"14f8fbe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"249\" src=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2023\/04\/Screenshot-2023-04-17-180511-300x249.png\" class=\"attachment-medium size-medium wp-image-1438\" alt=\"\" srcset=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2023\/04\/Screenshot-2023-04-17-180511-300x249.png 300w, https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2023\/04\/Screenshot-2023-04-17-180511-768x636.png 768w, https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/wp-content\/uploads\/sites\/15\/2023\/04\/Screenshot-2023-04-17-180511.png 876w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c2c1797 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c2c1797\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-195eed6\" data-id=\"195eed6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-67582d7 elementor-widget elementor-widget-text-editor\" data-id=\"67582d7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Key Publications<\/strong>:<\/p><ul><li><span style=\"font-weight: 400\">Development of chemistry-microphysics organic aerosol models (<\/span><a href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/acs.est.0c01345\"><span style=\"font-weight: 400\">Akherati et al., ES&amp;T, 2020<\/span><\/a><span style=\"font-weight: 400\">; <\/span><a href=\"https:\/\/pubs.rsc.org\/en\/content\/articlelanding\/2021\/ea\/d1ea00014d\"><span style=\"font-weight: 400\">Jathar et al., ESA, 2021<\/span><\/a><span style=\"font-weight: 400\">).\u00a0<\/span><\/li><li><span style=\"font-weight: 400\">Secondary organic aerosol formation from model VOCs (<\/span><a href=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/acs.est.1c08520\"><span style=\"font-weight: 400\">He et al., 2022<\/span><\/a><span style=\"font-weight: 400\">) and VOC mixtures (<\/span><a href=\"https:\/\/pubs.rsc.org\/en\/content\/articlehtml\/2020\/em\/d0em00103a\"><span style=\"font-weight: 400\">He et al., 2020<\/span><\/a><span style=\"font-weight: 400\">).\u00a0<\/span><\/li><li><span style=\"font-weight: 400\">Influence of vapor and particle wall artifacts (<\/span><a href=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/acs.est.2c03967?casa_token=omVTaGPfmWwAAAAA%3A2Stdu4a3FX9Dfc72o6I3ImN1dz0tT8CH_s7ETciyjII8a74PIC6wdwegeqqFQ0ouvGmVhWj-HZ8VNKk\"><span style=\"font-weight: 400\">Bilsback et al., ES&amp;T, 2023<\/span><\/a><span style=\"font-weight: 400\">) and aerosol phase state (<\/span><a href=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/acs.est.0c05796?casa_token=h534HurRyYgAAAAA%3Ad7ZThLanh39d3REc0R6JGRjzD-uZ40cnfNkabYZ74Kz77tKFwByZOvKXSkq5xClnECoMsb1O_U0GZpc\"><span style=\"font-weight: 400\">He et al., 2021<\/span><\/a><span style=\"font-weight: 400\">) on secondary organic aerosol formation in laboratory reactors.\u00a0<\/span><\/li><li><span style=\"font-weight: 400\">Homogeneous (<\/span><a href=\"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/full\/10.1029\/2022JD037525?casa_token=yfYuF5cZPb8AAAAA%3A-Kcl76-sUUPh9-hpZgudvlUe_DPleCXUMU_DRkenZtLnA6v6jnX7wJl3xkwX-eT6q0ASIzWFs-3x7sk\"><span style=\"font-weight: 400\">O\u2019Donnell et al., JGR, 2023<\/span><\/a><span style=\"font-weight: 400\">) and heterogeneous (<\/span><a href=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/acs.est.1c02984\"><span style=\"font-weight: 400\">Garofalo et al., ES&amp;T, 2021<\/span><\/a><span style=\"font-weight: 400\">) nucleation of organic aerosol.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Projects Diesel Exhaust Fuel and Control (DEFCON) Study Diesel engines and vehicles account for a substantial fraction of the particulate matter (PM) and NOx emissions from the transportation sector in the US and, globally, are an important source of urban air pollution. In 2015-2016, we conducted a series of laboratory experiments at the Engines and<a class=\"read-more\" href=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/research\/projects\/\">&#8230;Read more <\/a><\/p>\n","protected":false},"author":4,"featured_media":207,"parent":62,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-77","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Projects - Laboratory for Air Quality Research<\/title>\n<meta name=\"description\" content=\"Representative projects at the Laboratory for Air Quality Research on emissions, processes, and impacts from air pollution sources.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.engr.colostate.edu\/laboratories\/laqr\/research\/projects\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Projects - 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