{"id":257,"date":"2024-09-06T06:25:57","date_gmt":"2024-09-06T06:25:57","guid":{"rendered":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/?page_id=257"},"modified":"2025-01-04T07:07:42","modified_gmt":"2025-01-04T07:07:42","slug":"energy-conversion","status":"publish","type":"page","link":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/energy-conversion\/","title":{"rendered":"Energy Conversion"},"content":{"rendered":"\n<p><strong>Catalysis for Hydrogen and Oxygen Evolution Reactions (HER &amp; OER)<\/strong><\/p>\n\n\n\n<p><em>Electrocatalysis is critical to advancing green hydrogen production, offering sustainable solutions for clean energy systems and industrial applications.<\/em><\/p>\n\n\n\n<p>Our lab focuses on designing efficient catalysts for water-splitting reactions, particularly the hydrogen evolution reaction (HER) and oxygen evolution reaction (OER), to enable scalable and sustainable hydrogen production.<\/p>\n\n\n\n<p><strong>Hydrogen Evolution Reaction (HER)<\/strong><\/p>\n\n\n\n<p>Hydrogen, a versatile fuel, can be produced cleanly through the HER process, which occurs at the cathode during electrochemical water splitting. Our research addresses challenges by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Designing cost-effective, earth-abundant catalysts such as doped oxides, alloys, transition metal dichalcogenides (TMDCs), and 2D materials.<\/li>\n\n\n\n<li>Optimizing surface structures and behaviours for enhanced catalytic efficiency and stability in both acidic and alkaline media.<\/li>\n<\/ul>\n\n\n\n<p><strong>Oxygen Evolution Reaction (OER)<\/strong><\/p>\n\n\n\n<p>OER, as the anodic reaction, represents a significant efficiency bottleneck in water-splitting systems. We aim to enhance OER by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Developing high-performance, low-Iridium (Ir) catalysts to reduce dependence on precious metals.<\/li>\n\n\n\n<li>Improving activity using first-row transition metal oxides tailored for alkaline conditions.<\/li>\n<\/ul>\n\n\n\n<p><strong>Recent Achievements<\/strong><\/p>\n\n\n\n<p>Our lab has made significant strides in electrocatalysis, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Iron-doped Nickel Diselenide<\/strong>: A robust bifunctional catalyst for alkaline seawater electrolysis, demonstrating stability and low overpotentials.<\/li>\n\n\n\n<li><strong>Nanostructured Bi-Sb Trichalcogenides<\/strong>: Enhanced HER efficiency in acidic environments through advanced charge transfer mechanisms.<\/li>\n\n\n\n<li><strong>Ruthenium-decorated Nickel Diselenide<\/strong>: Improved water-splitting performance through active site exposure and optimized ion adsorption.<\/li>\n<\/ul>\n\n\n\n<p>By leveraging our understanding of structure-function relationships, we are pioneering durable and efficient catalysts for hydrogen production.<\/p>\n\n\n\n<p>Studies using a micro-electrochemical cell, highlights how screw dislocation-driven line defects to improving the electrocatalytic performance of WS\u2082 for hydrogen generation. <em>Prasad V. Sarma et. al., ACS Nano&nbsp;2019<\/em>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"938\" height=\"429\" src=\"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-content\/uploads\/2024\/12\/Picture1.png\" alt=\"\" class=\"wp-image-646\" srcset=\"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-content\/uploads\/2024\/12\/Picture1.png 938w, https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-content\/uploads\/2024\/12\/Picture1-300x137.png 300w, https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-content\/uploads\/2024\/12\/Picture1-768x351.png 768w, https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-content\/uploads\/2024\/12\/Picture1-800x366.png 800w\" sizes=\"auto, (max-width: 938px) 100vw, 938px\" \/><\/figure><\/div>","protected":false},"excerpt":{"rendered":"<p>Catalysis for Hydrogen and Oxygen Evolution Reactions (HER &amp; OER) Electrocatalysis is critical to advancing green hydrogen production, offering sustainable solutions for clean energy systems and industrial applications. Our lab focuses on designing efficient catalysts for water-splitting reactions, particularly the hydrogen evolution reaction (HER) and oxygen evolution reaction (OER), to enable scalable and sustainable hydrogen [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-257","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/pages\/257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/comments?post=257"}],"version-history":[{"count":5,"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/pages\/257\/revisions"}],"predecessor-version":[{"id":697,"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/pages\/257\/revisions\/697"}],"wp:attachment":[{"href":"https:\/\/faculty.iisertvm.ac.in\/shaijumon\/wp-json\/wp\/v2\/media?parent=257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}