{"id":373417,"date":"2026-10-08T16:35:22","date_gmt":"2026-10-08T11:05:22","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=373417"},"modified":"2026-10-08T16:35:22","modified_gmt":"2026-10-08T11:05:22","slug":"zn-air-batteries-and-ttt-dhtd-material","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/zn-air-batteries-and-ttt-dhtd-material\/","title":{"rendered":"Zn-air Batteries and TTT-DHTD Material"},"content":{"rendered":"<div class=\"content-box-green\">\n<p><strong>News:<\/strong> Scientists have developed TTT-DHTD, a metal-free material that performs nearly as well as platinum in zinc-air batteries.<\/p>\n<\/div>\n<h2 class=\"red-h2-box\">About Zinc-air (Zn-air) Batteries<\/h2>\n<figure id=\"attachment_373427\" aria-describedby=\"caption-attachment-373427\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-373427\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-ReserachGate.jpg?resize=300%2C196&#038;ssl=1\" alt=\"Zinc-air (Zn-air) Batteries\" width=\"300\" height=\"196\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-ReserachGate.jpg?resize=300%2C196&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-ReserachGate.jpg?resize=1024%2C668&amp;ssl=1 1024w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-ReserachGate.jpg?resize=768%2C501&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-ReserachGate.jpg?w=1310&amp;ssl=1 1310w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-373427\" class=\"wp-caption-text\">Source &#8211; ReserachGate<\/figcaption><\/figure>\n<ul>\n<li>A <strong>zinc-air battery<\/strong> is a <strong>metal-air electrochemical cell<\/strong> that <strong>generates electricity<\/strong> by <strong>oxidizing zinc using oxygen<\/strong> from the <strong>surrounding air<\/strong>.<\/li>\n<li><strong>Anode (Zinc):<\/strong> A porous mass of <strong>zinc<\/strong> particles saturated with an alkaline electrolyte (usually potassium hydroxide, KOH).<\/li>\n<li><strong>Cathode (Air):<\/strong> An open structure that <strong>absorbs oxygen from the air<\/strong>, using a catalyst (like manganese or carbon) to reduce the oxygen.<\/li>\n<li><strong>Working Mechanism:<\/strong>\n<ul>\n<li>Oxygen from air reacts at the <strong>electrode<\/strong> through <strong>oxygen reduction reaction (ORR)<\/strong> to generate electricity.<\/li>\n<li>The battery <strong>uses oxygen directly from air,<\/strong> so it does <strong>not need to store an active cathode material.<\/strong><\/li>\n<li>The <strong>efficiency of the ORR strongly affects the battery\u2019s performance.<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><strong>Advantages:<\/strong> They have the potential for <strong>higher theoretical energy density, lower material cost, improved safety and greater sustainability than lithium-ion batteries.<\/strong><\/li>\n<li><strong>Challenges:<\/strong> <strong>Rechargeability, cycle life and oxygen reduction reaction (ORR) kinetics <\/strong>remain major challenges.<\/li>\n<\/ul>\n<h2 class=\"red-h2-box\">About TTT-DHTD Material<\/h2>\n<figure id=\"attachment_373428\" aria-describedby=\"caption-attachment-373428\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-373428\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-DD-News.jpg?resize=300%2C200&#038;ssl=1\" alt=\"TTT-DHTD Material\" width=\"300\" height=\"200\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-DD-News.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-DD-News.jpg?resize=1024%2C684&amp;ssl=1 1024w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-DD-News.jpg?resize=768%2C513&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/10\/Source-DD-News.jpg?w=1218&amp;ssl=1 1218w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-373428\" class=\"wp-caption-text\">Source &#8211; DD News<\/figcaption><\/figure>\n<ul>\n<li><strong>TTT-DHTD<\/strong> is a <strong>metal-free organic porous material. <\/strong><\/li>\n<li><strong>Purpose:<\/strong> It was <strong>developed as an alternative to platinum-based oxygen reduction reaction (ORR) catalysts.<\/strong><\/li>\n<li><strong>Developed by:<\/strong> It was developed collaboratively by researchers from the <strong>S. N. Bose National Centre for Basic Sciences<\/strong> (SNBNCBS), <strong>Kolkata<\/strong>; the <strong>Institute of Nano Science and Technology<\/strong> (INST), <strong>Mohali<\/strong>; and <strong>SRM University, Amaravati.<\/strong><\/li>\n<li><strong>Composition:<\/strong> It is made from <strong>carbon, sulfur, nitrogen and hydrogen.<\/strong><\/li>\n<li><strong>Building blocks:<\/strong> It is synthesized <strong>using TTT<\/strong> (2,4,6-tris(4-aminophenyl)-1,3,5-triazine) and <strong>DHTD<\/strong> (4,8-dioxo-4,8-dihydrobenzo[1,2-b:4,5-b&#8217;]dithiophene-2,6-dicarbaldehyde) <strong>linkers<\/strong>.<\/li>\n<li><strong>Structure:<\/strong> These linkers form an <strong>ultra-porous, honeycomb-like covalent organic framework (COF).<\/strong><\/li>\n<li><strong>Key Features:<\/strong>\n<ul>\n<li><strong>Performance:<\/strong> In laboratory tests, TTT-DHTD <strong>performed almost as well as platinum in helping oxygen react to generate electricity,<\/strong> achieving about 96% of platinum\u2019s performance.<\/li>\n<li><strong>Stability:<\/strong> It maintained its performance after<strong> 120 hours of continuous operation.<\/strong><\/li>\n<li><strong>Molecular Structure:<\/strong> Its structure <strong>creates favourable sites for oxygen molecules to attach and react.<\/strong><\/li>\n<li><strong>Metal-free:<\/strong> It works <strong>without using precious metals.<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><strong>Applications:<\/strong> TTT-DHTD could support<strong> Zn-air cells, clean transportation, portable power systems and renewable-energy storage.<\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: Scientists have developed TTT-DHTD, a metal-free material that performs nearly as well as platinum in zinc-air batteries. About Zinc-air (Zn-air) Batteries A zinc-air battery is a metal-air electrochemical cell that generates electricity by oxidizing zinc using oxygen from the surrounding air. Anode (Zinc): A porous mass of zinc particles saturated with an alkaline electrolyte&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/zn-air-batteries-and-ttt-dhtd-material\/\">Continue reading <span class=\"screen-reader-text\">Zn-air Batteries and TTT-DHTD Material<\/span><\/a><\/p>\n","protected":false},"author":10401,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1738,12039],"tags":[11872],"class_list":["post-373417","post","type-post","status-publish","format-standard","hentry","category-daily-factly-articles","category-science-and-technology-daily-factly-articles","category-knolls","tag-9pm-daily-factly","entry"],"jetpack_featured_media_url":"","views":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/373417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/10401"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=373417"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/373417\/revisions"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=373417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=373417"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=373417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}