我国科研团队研发出新型氢负离子原型电池

Core Insights - The research team from Dalian Institute of Chemical Physics has made significant advancements in the development of hydrogen negative ion batteries, with their findings published in the prestigious journal "Nature" on September 17 [1] Group 1: Research Progress - The hydrogen negative ion battery represents a novel energy storage technology with potential applications in large-scale energy storage, hydrogen storage, mobile power sources, and special power sources [1] - The research team initiated the study of hydrogen negative ion conduction in 2018 and proposed a strategy in 2023 to suppress electronic conduction through lattice distortion, leading to the development of a room-temperature superfast hydrogen negative ion conductor [2] Group 2: Material Development - A new core-shell structured composite hydride was created using low electronic conduction and high stability hydrogen barium thin layers to coat less stable trihydride cerium, exhibiting rapid hydrogen negative ion conduction at room temperature along with excellent thermal and electrochemical stability [2] Group 3: Prototype Battery Assembly - Utilizing the newly developed hydrogen negative ion electrolyte material, the team assembled a prototype hydrogen negative ion battery using sodium aluminum hydride as the positive electrode and dihydride cerium as the negative electrode, marking a significant transition from conceptualization to experimental validation in hydrogen negative ion battery technology [4]