{"id":222388,"date":"2025-09-24T03:44:45","date_gmt":"2025-09-24T08:44:45","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/09\/researchers-develop-the-first-room-temperature-all-solid-state-hydride-ion-battery"},"modified":"2025-09-24T03:44:45","modified_gmt":"2025-09-24T08:44:45","slug":"researchers-develop-the-first-room-temperature-all-solid-state-hydride-ion-battery","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/09\/researchers-develop-the-first-room-temperature-all-solid-state-hydride-ion-battery","title":{"rendered":"Researchers develop the first room temperature all-solid-state hydride ion battery"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/researchers-develop-the-first-room-temperature-all-solid-state-hydride-ion-battery.jpg\"><\/a><\/p>\n<p>Hydride ion (H<sup>-<\/sup>), with their low mass and high redox potential, are considered promising charge carriers for next-generation electrochemical devices. However, the lack of an efficient electrolyte with fast hydride ion conductivity, thermal stability, and electrode compatibility has hindered their practical applications.<\/p>\n<p>In a study published in <a href=\"https:\/\/www.nature.com\/articles\/s41586-025-09561-3\" target=\"_blank\"><i>Nature<\/i><\/a>, Prof. Chen Ping\u2019s group from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences (CAS) developed a novel core\u2013shell <a href=\"https:\/\/techxplore.com\/tags\/hydride\/\" rel=\"tag\" class=\"\">hydride<\/a> ion electrolyte, and constructed the first room temperature all-solid-state rechargeable hydride ion battery.<\/p>\n<p>Using a heterojunction-inspired design, researchers synthesized a novel core\u2013shell composite hydride, 3CeH<sub>3<\/sub>@BaH<sub>2<\/sub>, where a thin BaH<sub>2<\/sub> shell encapsulates CeH<sub>3<\/sub>. This structure leverages the high hydride ion conductivity of CeH<sub>3<\/sub> and the stability of BaH<sub>2<\/sub>, enabling fast hydride ion conduction at room temperature along with high thermal and electrochemical stability.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hydride ion (H-), with their low mass and high redox potential, are considered promising charge carriers for next-generation electrochemical devices. However, the lack of an efficient electrolyte with fast hydride ion conductivity, thermal stability, and electrode compatibility has hindered their practical applications. In a study published in Nature, Prof. Chen Ping\u2019s group from the Dalian [\u2026]<\/p>\n","protected":false},"author":367,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,219],"tags":[],"class_list":["post-222388","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/222388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/367"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=222388"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/222388\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=222388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=222388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=222388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}