{"id":73,"date":"2025-09-11T21:43:59","date_gmt":"2025-09-11T21:43:59","guid":{"rendered":"https:\/\/sites.tntech.edu\/lhnguyen\/?page_id=73"},"modified":"2026-08-21T01:29:02","modified_gmt":"2026-08-21T01:29:02","slug":"feature-research","status":"publish","type":"page","link":"https:\/\/sites.tntech.edu\/lhnguyen\/","title":{"rendered":"Featured Research"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\"><strong>Scientific Perspective<\/strong><\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a9bccb11e9bf&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a9bccb11e9bf\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"532\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2026\/08\/TOC-Graphic_V2.png\" alt=\"\" class=\"wp-image-227\" style=\"width:292px;height:auto\" srcset=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2026\/08\/TOC-Graphic_V2.png 650w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2026\/08\/TOC-Graphic_V2-300x246.png 300w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">Our perspective identifies common limitations in current practices in COF structure determination and illustrates the importance of collecting sufficient evidence to avoid mismatches between experimental data and proposed COF models. (<a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/anie.2132280?utm_source=researchgate.net&amp;utm_medium=article\"><em>Angew. Chem. Int. Ed.<\/em> <strong>2026<\/strong> e2132280. DOI: 10.1002\/anie.2132280<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\"><strong>Covalent organic framework-309 (COF-309)<\/strong><\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a9bccb11f00d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a9bccb11f00d\" class=\"wp-block-image size-large is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"770\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-770x1024.png\" alt=\"\" class=\"wp-image-75\" style=\"width:292px;height:auto\" srcset=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-770x1024.png 770w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-226x300.png 226w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-768x1021.png 768w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-1155x1536.png 1155w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-1540x2048.png 1540w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-4-scaled.png 1925w\" sizes=\"auto, (max-width: 770px) 100vw, 770px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">COF-309 with high hydrophilicity index breaks the record of water working capacity in water-harvesting COFs. Our hydrophilicity index equation can be used to \u2018pinpoint\u2019 the onset position of water harvesting isotherms using reticular materials (<a href=\"https:\/\/pubs.acs.org\/doi\/10.1021\/acscentsci.4c01878\" data-type=\"link\" data-id=\"https:\/\/pubs.acs.org\/doi\/10.1021\/acscentsci.4c01878\"><em>ACS Cent. Sci.<\/em>&nbsp;<strong>2025<\/strong>,&nbsp;<em>11<\/em>, 665\u2013671<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\"><strong>Covalent organic framework-39 (COF-39)<\/strong><\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a9bccb11f5a1&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a9bccb11f5a1\" class=\"wp-block-image size-large is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"684\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-5-684x1024.png\" alt=\"\" class=\"wp-image-76\" style=\"width:291px;height:auto\" srcset=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-5-684x1024.png 684w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-5-201x300.png 201w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-5-768x1149.png 768w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-5.png 792w\" sizes=\"auto, (max-width: 684px) 100vw, 684px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">COF-39 is the first 3D COF formed by entanglement of 2D squares. This specific design relies on a flexible distorted tetrahedral linker which, when linked to linear amines, allows the interpenetration of the square net \u2013 entangled square structure (<a href=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/jacs.1c13468\" data-type=\"link\" data-id=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/jacs.1c13468\"><em>J. Am. Chem. Soc.<\/em>&nbsp;<strong>2022<\/strong>,&nbsp;<em>144<\/em>, 1539\u20131544<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\"><strong>Covalent organic framework-790 (COF-790)<\/strong><\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a9bccb11fbab&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a9bccb11fbab\" class=\"wp-block-image size-large is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"988\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-3-1024x988.png\" alt=\"\" class=\"wp-image-74\" style=\"width:295px;height:auto\" srcset=\"https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-3-1024x988.png 1024w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-3-300x289.png 300w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-3-768x741.png 768w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-3-1536x1482.png 1536w, https:\/\/sites.tntech.edu\/lhnguyen\/wp-content\/uploads\/sites\/177\/2025\/09\/image-3-2048x1976.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">Using conformational design through geometrical constraint, we designed and successfully synthesized COF-790 bearing a single framework of a new COF topology (<strong>fjh<\/strong>). This strategy is applicable for various structures and can be used to diversify the chemistry of 3D COFs (<a href=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/jacs.0c11064\" data-type=\"link\" data-id=\"https:\/\/pubs.acs.org\/doi\/full\/10.1021\/jacs.0c11064\"><em>J. Am. Chem. Soc.<\/em>&nbsp;<strong>2020<\/strong>,&nbsp;<em>142<\/em>, 20335\u201320339<\/a>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Scientific Perspective Our perspective identifies common limitations in current practices in COF structure determination and illustrates the importance of collecting sufficient evidence to avoid mismatches between experimental data and proposed COF models. (Angew. Chem. Int. Ed. 2026 e2132280. DOI: 10.1002\/anie.2132280). &hellip; <a href=\"https:\/\/sites.tntech.edu\/lhnguyen\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":206,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-73","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/pages\/73","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/users\/206"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/comments?post=73"}],"version-history":[{"count":14,"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/pages\/73\/revisions"}],"predecessor-version":[{"id":230,"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/pages\/73\/revisions\/230"}],"wp:attachment":[{"href":"https:\/\/sites.tntech.edu\/lhnguyen\/wp-json\/wp\/v2\/media?parent=73"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}