{"id":124,"date":"2015-09-02T18:43:09","date_gmt":"2015-09-02T18:43:09","guid":{"rendered":"http:\/\/mpml.mie.utoronto.ca\/info\/?page_id=124"},"modified":"2024-09-19T15:59:44","modified_gmt":"2024-09-19T19:59:44","slug":"lun-howe-mark","status":"publish","type":"page","link":"https:\/\/mpml.mie.utoronto.ca\/lab\/alumni\/lun-howe-mark\/","title":{"rendered":"Lun Howe Mark, PhD"},"content":{"rendered":"<p>&nbsp;<\/p>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td style=\"width: 34.663782816229116%;\" rowspan=\"2\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1494\" src=\"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-content\/uploads\/lunhowe2.jpg\" alt=\"\" width=\"217\" height=\"217\" srcset=\"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-content\/uploads\/lunhowe2.jpg 300w, https:\/\/mpml.mie.utoronto.ca\/lab\/wp-content\/uploads\/lunhowe2-150x150.jpg 150w, https:\/\/mpml.mie.utoronto.ca\/lab\/wp-content\/uploads\/lunhowe2-70x70.jpg 70w\" sizes=\"auto, (max-width: 217px) 100vw, 217px\" \/><\/td>\n<td style=\"width: 60.336217183770884%;\">&nbsp;<\/p>\n<p>Ph.D. (Mechanical &amp; Industrial Engineering), University of Toronto &#8216;2024<br \/>\nM.A.Sc. (Aerospace Engineering), Ryerson University &#8216;2010<br \/>\nB.A.Sc. (Mechanical Engineering) &amp; B.Sc. (Computing Technology), University of Ottawa &#8216;2008<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 60.336217183770884%;\">Email: lhmark@mie.utoronto.ca<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">Research focuses:<\/p>\n<ul>\n<li style=\"text-align: justify;\">Utilizing gas-assisted technology for thermoplastic polyurethane (TPU) foam injection mold and blow foam molding<\/li>\n<li style=\"text-align: justify;\">Injection molding, machining, and visualization processes.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h4>Journal Papers<\/h4>\n<ul>\n<li>Wang, G., Wang, L., Mark, L.H., Shaayegan, V., Wang, G., Li, H., Zhao, G., and Park, C.B., \u201cUltralow-Threshold and Lightweight Biodegradable Porous PLA\/MWCNT with Segregated Conductive Networks for High-Performance Thermal Insulation and Electromagnetic Interference Shielding Applications\u201d,\u00a0<strong><em>ACS Applied Materials and Interfaces<\/em><\/strong>, Vol. 10, Issue 1, pp. 1195-1203, 2018.\u00a0 DOI: 10.1021\/acsami.7b14111<\/li>\n<li>(Invited) Mark, L.H., Chu, R.K.M., Wang, G., and Park, C.B., \u201cHigh-Pressure Preform Foam Blow Molding\u201c, <strong><em>International Polymer Processing<\/em><\/strong>, Vol. 32, pp. 637-647, 2017. DOI: 10.3139\/217.3537.<\/li>\n<li>Tabatabaei, A., Barzegari, M.R., Mark, L.H., and Park, C.B., \u201cVisualization of Polypropylene\u2019s Strain-Induced Crystallization under the Influence of Supercritical CO2 in Extrusion\u201c, <strong><em>Polymer (United Kingdom)<\/em><\/strong>, Vol. 122, pp. 312-322, 2017. DOI: 10.1016\/j.polymer.2017.06.052.<\/li>\n<li>Wang, G., Zhao, J., Mark, L.H., Wang, G., Yu, K., Wang, C., Park, C.B., and Zhao, G., \u201cUltra-Tough and Super Thermal-Insulation Nanocellular PMMA\/TPU\u201c, <strong><em>Chemical Engineering Journal<\/em><\/strong>, Vol. 325, pp. 632-646, 2017. DOI: 10.1016\/j.cej.2017.05.116.<\/li>\n<li>Wang, G., Zhao, J., Yu, K., Mark, L.H., Wang, G., Gong, P., Park, C.B., and Zhao, G., \u201cRole of Elastic Strain Energy in Cell Nucleation of Polymer Foaming and Its Application for Fabricating Sub-Microcellular TPU Microfilms\u201c, <strong><em>Polymer (United Kingdom)<\/em><\/strong>, Vol. 119, pp. 28-39, 2017. DOI: 10.1016\/j.polymer.2017.05.016.<\/li>\n<li>V. Shaayegan, G. Wang, L.H. Mark, andChul B. Park, \u201cIdentification of Cell-Nucleation Mechanism in Foam Injection Molding with Gas-counter Pressure via Mold Visualization\u201d, <strong><em>AIChE Journal<\/em><\/strong>, Vol. 62, No. 11, 4035-4046 (2016). DOI:\u00a010.1002\/aic.15433<\/li>\n<li>Chu, R.K.M., Mark, L.H., Jahani, D., and Park, C.B., \u201cEstimation of the Foaming Temperature of Mold-opening Foam Injection Molding Process\u201c, <em><strong>Journal of Cellular Plastics<\/strong><\/em>, Vol. 52, Issue 6, pp. 619-641, 2016. DOI: 10.1177\/0021955X15592069.<\/li>\n<li>Tabatabaei, A., Mark, L.H., and Park, C.B., \u201cVisualization of Polypropylene Crystallites Formed from a Stressed Melt in Extrusion\u201c, <strong><em>Polymer (United Kingdom)<\/em><\/strong>, Vol. 101, pp. 48-58, 2016. DOI: 10.1016\/j.polymer.2016.08.036<\/li>\n<li>Ding, W., Chu, R.K.M., Mark, L.H., Sain, M. and Park, C.B., \u201cNon-Isothermal Crystallization Behaviors of Poly(Lactic Acid)\/Cellulose Nanofiber Composites in the Presence of CO2\u201c, <strong><em>European Polymer Journal<\/em><\/strong>, Vol. 71, pp. 231-247, 2015. DOI: 10.1016\/j.eurpolymj.2015.07.054.<\/li>\n<li>Zhao, N., Mark, L.H., Zhu, C., Park, C.B., Li, Q. Glenn, R. and Thompson, T.R. \u201cFoaming Poly(vinyl alcohol)\/Microfibrillated Cellulose Composites with CO2 and Water as Co-Blowing Agents\u201c, <strong><em>Industrial and Engineering Chemistry Research<\/em><\/strong>, Vol. 53, No. 30, pp. 11962-11972, 2014. DOI: 10.1021\/ie502018v.<\/li>\n<li>Wong, A., Mark, L.H., Hasan, M.M., and Park, C.B. \u201cThe Synergy of Supercritical CO2 and Supercritical N2 in Foaming of Polystyrene for Cell Nucleation\u201c, <strong><em>The Journal of Supercritical Fluids<\/em><\/strong>, Vol. 90, pp. 35-43, 2014. DOI: 2014.10.1016\/j.supflu.2014.03.001.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h4>Conference Papers<\/h4>\n<ul>\n<li>Tabatabaei, A., Mark, L.H., Xie, Q., and Park, C.B., \u201cDynamic Solubility of Carbon Dioxide in Polypropylene Melt\u201d, Society of Plastics Engineers, <em>Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper #443, Indianapolis, Indiana, May 23-25, 2016.<\/li>\n<li>Mark, L.H., Chu, R.K.M., Wang, G., and Park, C.B., \u201cMicrocellular Foam Injection Molding of Thick Parts\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC<\/em>, Conference Proceedings, Paper #308, Indianapolis, Indiana, May 23-25, 2016.<\/li>\n<li>Chu, R.K.M., Mark, L.H., and Park, C.B., \u201cFoam Injection Molding of Polylactide with In-Situ Fibrillated Polytetrafluoroethylene\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper #311, Indianapolis, Indiana, May 23-25, 2016.<\/li>\n<li>Wang, G.L., Mark, L.H., Shaayegan, V., and Park, C.B., \u201cFoaming Behavior and Control of Polypropylene\/Nitrogen System in Microcellular Foam Injection Molding\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC<\/em>, Conference Proceedings, Paper # 2134321, Orlando, Florida, March 23-25, 2015.<\/li>\n<li>Mark, L.H., Wang, G., Jung, P., and Park, C.B., \u201cTPU Foam Injection Molding with Gas-Assisted Processing\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper # 2138090, Orlando, Florida, March 23-25, 2015.<\/li>\n<li>Chu, R.K.M., Mark, L.H., and Park, C.B., \u201cCrystallization and Foaming Behavior of Polypropylene with a Crystal-Nucleating Agent in Injection Molding\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC<\/em>, Conference Proceedings, Paper # 2139200, Orlando, Florida, March 23-25, 2015.<\/li>\n<li>Chang, E., Ameli, A., Mark, L.H., and Park, C.B., \u201cUniaxial Strain Effects on the Percolation Threshold of Fibers in Polymer Composites: A Monte Carlo Simulation\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper # 2139273, Orlando, Florida, March 23-25, 2015.<\/li>\n<li>Zhao, N., Mark, L.H., Zhu, C., Park, C.B., Li, Q., Glenn, R., and Thompson, R., \u201cPolyvinyl Alcohol Foaming with CO2 and Water as Co-blowing Agents\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper # 1884978, Las Vegas, Nevada, April 28-30, 2014.<\/li>\n<li>Mark, L.H., Chu, R.K.M., Ameli, A., Jahani, D., Jung, P., and Park, C.B., \u201cGas-Assist Injection Molding of PLA for Foaming Applications\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper # 1886669, Las Vegas, Nevada, April 28-30, 2014.<\/li>\n<li>Jahani D., Ameli A., Mark L.H., Hossieny N., Park C.B., and Naguib H., \u201cA Study on the Acoustic Behavior of Micro Perforated Panels: Experiment And Modeling\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper # 1886656, Las Vegas, Nevada, April 28-30, 2014.<\/li>\n<li>Chu, R.K.M., Mark, L.H., Jahani, D., and Park, C.B., \u201cInjection Molding of Highly-Porous Polypropylene Foams\u201d, <em>Society of Plastics Engineers, Annual Technical Conference \u2013 ANTEC, Conference Proceedings<\/em>, Paper # 1886472, Las Vegas, Nevada, April 28-30, 2014.<\/li>\n<li>Mark, L.H., Xu, M. and Park, C.B., \u201cMelt Fracture Behavior of PLA Foamed Using Different Die Entry Angles\u201d, <em>Society of Plastics Engineers, Annual Technical Conference, <\/em>Technical Papers, Paper # PENG-12-60279, Orlando, Florida, April 1-4, 2012.<\/li>\n<li>Mark, L.H., Xu, M., Keshtkar, M. and Park, C.B., \u201cThe Effect of CO2 on the Melt Fracture Behavior of Foamed PLA\u201d, <em>Society of Plastics Engineers, Annual Technical Conference<\/em>, Technical Papers, Paper # PENG-12-60269, Orlando, Florida, April 1-4, 2012.<\/li>\n<li>Wong, A., Mark, L.H., Hasan, M., and Park, C.B., \u201c<em>In Situ<\/em> Observation of Polystyrene Foaming Processes with Carbon Dioxide-Nitrogen Gas Blends\u201d, <em>Society of Plastics Engineers, Annual Technical Conference<\/em>, Technical Papers, Paper # PENG-11-2010-0489, Boston, Massachusetts, May 1-4, 2011.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\">Click to see more <a href=\"https:\/\/www.researchgate.net\/scientific-contributions\/2048526958_Lun_Howe_Mark\">Publications<\/a> &#8230;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp; Ph.D. (Mechanical &amp; Industrial Engineering), University of Toronto &#8216;2024 M.A.Sc. (Aerospace Engineering), Ryerson University &#8216;2010 B.A.Sc. (Mechanical Engineering) &amp; B.Sc. (Computing Technology), University of Ottawa &#8216;2008 Email: lhmark@mie.utoronto.ca &nbsp; Research focuses: Utilizing gas-assisted technology for thermoplastic polyurethane (TPU) foam injection mold and blow foam molding Injection molding, machining, and visualization processes. &nbsp; &nbsp; Journal Papers Wang, G., Wang, L., Mark, L.H., Shaayegan, V., Wang, G., Li, H., Zhao,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2000,"menu_order":15,"comment_status":"closed","ping_status":"closed","template":"full-width-page.php","meta":{"footnotes":""},"class_list":["post-124","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/pages\/124","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/comments?post=124"}],"version-history":[{"count":58,"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/pages\/124\/revisions"}],"predecessor-version":[{"id":7796,"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/pages\/124\/revisions\/7796"}],"up":[{"embeddable":true,"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/pages\/2000"}],"wp:attachment":[{"href":"https:\/\/mpml.mie.utoronto.ca\/lab\/wp-json\/wp\/v2\/media?parent=124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}