{"id":359262,"date":"2026-03-28T16:33:45","date_gmt":"2026-03-28T11:03:45","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=359262"},"modified":"2026-03-28T16:33:45","modified_gmt":"2026-03-28T11:03:45","slug":"coordination-polymers-zndab-and-cddab","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/coordination-polymers-zndab-and-cddab\/","title":{"rendered":"Coordination Polymers\u2014Zn(DAB) and Cd(DAB)"},"content":{"rendered":"<p><strong>News: <\/strong>Indian scientists developed coordination polymers Zn(DAB) and Cd(DAB) showing strong performance in energy storage and green hydrogen production.<\/p>\n<h2>About Coordination Polymers &#8211; Zn(DAB) and Cd(DAB)<\/h2>\n<figure id=\"attachment_359265\" aria-describedby=\"caption-attachment-359265\" style=\"width: 416px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\" wp-image-359265\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/03\/Source-PIB-1-1.jpg?resize=416%2C241&#038;ssl=1\" alt=\"Coordination Polymers\u2014Zn(DAB) and Cd(DAB)\" width=\"416\" height=\"241\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/03\/Source-PIB-1-1.jpg?resize=300%2C174&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/03\/Source-PIB-1-1.jpg?resize=768%2C447&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2026\/03\/Source-PIB-1-1.jpg?w=841&amp;ssl=1 841w\" sizes=\"auto, (max-width: 416px) 100vw, 416px\" \/><figcaption id=\"caption-attachment-359265\" class=\"wp-caption-text\">Source &#8211; PIB<\/figcaption><\/figure>\n<ul>\n<li><strong>Zn(DAB) and Cd(DAB)<\/strong> are <strong>coordination polymers made of zinc (Zn2+) or cadmium (Cd2+) metal ions and organic molecules of 3,3&#8242;-diaminobenzidine (DAB)<\/strong> <strong>naturally assemble<\/strong> to form <strong>layered frameworks<\/strong> with strong structures.<\/li>\n<li><strong>Developed by:<\/strong> These materials were developed by scientists from the <strong>Centre for Nano and Soft Matter Sciences (CeNS)<\/strong> under the Department of Science and Technology, in collaboration with <strong>CHRIST (Deemed to be University), Bengaluru<\/strong>.<\/li>\n<li><strong>Synthesis<\/strong>: They are synthesized using a simple <strong>room-temperature process<\/strong> without complex equipment or high temperature, which allows <strong>large-scale production.<\/strong><\/li>\n<li><strong>Structure<\/strong>: The materials consist of <strong>zinc (Zn\u00b2\u207a) or cadmium (Cd\u00b2\u207a) ions<\/strong> combined with <strong>organic DAB molecules<\/strong> to form <strong>strong layered frameworks.<\/strong><\/li>\n<li><strong>Characteristics<\/strong>\n<ul>\n<li><strong>Energy storage (Supercapacitors): <\/strong>Both materials show <strong>strong energy storage performance<\/strong> when tested in a <strong>standard three-electrode setup<\/strong>, which is used to evaluate materials individually.\n<ul>\n<li><strong>Zn(DAB):<\/strong> Achieved <strong>4 farads per gram (F\/g)<\/strong>.<\/li>\n<li><strong>Cd(DAB):<\/strong> Achieved <strong>6 farads per gram (F\/g)<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Performance in practical devices: <\/strong>Under device-like conditions using <strong>asymmetric supercapacitors<\/strong>, Zn(DAB) reached <strong>785.3 farads per gram (F\/g)<\/strong>, while Cd(DAB) reached <strong>428.5 farads per gram (F\/g)<\/strong>.<\/li>\n<li><strong>Green hydrogen production: <\/strong>Both materials act as electro-catalysts for <strong>electro-catalytic water splitting<\/strong>, which is <strong>used to produce hydrogen fuel.<\/strong><\/li>\n<li><strong>Low energy requirement (Overpotential): <\/strong>They require low energy input, with <strong>263 millivolts (mV) for Zn(DAB)<\/strong> and <strong>209 millivolts (mV) for Cd(DAB)<\/strong>.<\/li>\n<li><strong>Durability and stability: <\/strong>Both materials retained a <strong>significant amount of their energy capacity after 5000 charge-discharge cycles<\/strong>, showing strong long-term stability.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Significance<\/strong><strong>: <\/strong>These materials show <strong>dual functionality<\/strong> in <strong>energy storage and hydrogen production,<\/strong> making them useful for clean and accessible energy solutions.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: Indian scientists developed coordination polymers Zn(DAB) and Cd(DAB) showing strong performance in energy storage and green hydrogen production. About Coordination Polymers &#8211; Zn(DAB) and Cd(DAB) Zn(DAB) and Cd(DAB) are coordination polymers made of zinc (Zn2+) or cadmium (Cd2+) metal ions and organic molecules of 3,3&#8242;-diaminobenzidine (DAB) naturally assemble to form layered frameworks with strong&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/coordination-polymers-zndab-and-cddab\/\">Continue reading <span class=\"screen-reader-text\">Coordination Polymers\u2014Zn(DAB) and Cd(DAB)<\/span><\/a><\/p>\n","protected":false},"author":10393,"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-359262","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\/359262","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\/10393"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=359262"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/359262\/revisions"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=359262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=359262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=359262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}