作者：Yuteng Gong¹;Yu Li^{1   2};Ying Li¹;Mingquan Liu^{1   2};Xin Feng²;Yufeng Sun¹;Feng Wu^{1   2};Chuan Wu^{1   2};Ying Bai^{1   2}; （¹ Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China. ² Yangtze Delta Region Academy, Beijing Institute of Technology, Jiaxing 314019, China.）

出处：Nano letters 2024

关键词：ester-based electrolytes;metal selenides;sodium-ion battery;sodium-ion storage kinetics;solid electrolyte interphase.

摘要：Metal selenides show outstanding sodium-ion storage performance when matched with an ether-based electrolyte. However, the intrinsic origin of improve ...

作者：Yi Zhao¹;Yongxin Huang^{1   2};Feng Wu^{1   2   3};Renjie Chen^{1   2   3};Li Li^{1   2   3   4}; （¹ Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing, 100081, China. ² Advanced Technology Research Institute, Beijing Institute of Technology, Jinan, 250300, China. ³ Collaborative Innovation Center of Electric Vehicles in Beijing, Beijing, 100081, China. ⁴ Guangdong Key Laboratory of Battery Safety, Guangzhou Institute of Energy Testing, Guangdong, 511447, China.）

出处：Advanced materials (Deerfield Beach, Fla.) 2021

关键词：aqueous Zn-organic batteries;high mass loading;in situ characterization;multiredox centers.

摘要：Organic cathode materials with redox-active sites and flexible structure are promising for developing aqueous zinc ion batteries with high capacity an ...

作者：Chen Y;Qian J;Li L;Wu F;Chen R （Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, 100081, China. ; Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, 100081, China.; Institute of Advanced Technology, Beijing Institute of Technology, Jinan, Shandong, 250300, China. ; Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, 100081, China.; Institute of Advanced Technology, Beijing Institute of Technology, Jinan, Shandong, 250300, China. ; Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, 100081, China.; Institute of Advanced Technology, Beijing Institute of Technology, Jinan, Shandong, 250300, China. ; Beijing Key Laboratory of Environmental Science and Engineering, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, 100081, China.; Institute of Advanced Technology, Beijing Institute of Technology, Jinan, Shandong, 250300, China.）

出处：Chemistry (Weinheim an der Bergstrasse, Germany) 2023

关键词：all-solid-state lithium metal batteries;coatings;cold bonding;inorganic solid-state electrolyte;interfacial modification

摘要：The increasing demand for high-energy-density and high-safety energy storage devices has sparked a growing interest in all-solid-state lithium metal b ...

作者：邓磊，徐赛男，吴锋，陈人杰 （北京理工大学材料学院）

出处：中国材料进展 2020

关键词：锂硫电池；金属有机骨架(MOFs)；MOF复合材料；MOF衍生材料；正极

摘要：锂硫电池因其具有高的理论能量密度,近年来成为高性能二次电池领域的研究热点。为了有效提升锂硫电池的电化学性能,具有孔径分布可控、孔隙率高以及易于功能化等诸多优点的金属有机骨架(MOFs)材料被广泛探索研究。通过对MOFs材料进行修饰改性,制备的多种MOF复合材料、MOF衍生材料表现出了更优的电化学性能 ...

作者：冯仁超^1,2;，董宇^1,2;，朱新宇^1,2;，刘偲^1,2;，陈胜^1,2;，李达³;，郭若禹³;，王斌³;，王炯辉³;，李宁^1,2;，苏岳锋^1,2;，吴锋^1,2; （¹北京理工大学材料学院；²北京理工大学重庆创新中心；³中国五矿集团(黑龙江)石墨产业有限公司）

出处：储能科学与技术 2024

关键词：钠离子电池；负极材料；石墨烯；还原氧化石墨烯

摘要：负极材料作为钠离子电池的关键组成部分，对电池的循环稳定性以及能量密度至关重要。由于Na⁺半径较大，不易嵌入石墨层间，在锂离子电池领域中取得极大成功的石墨负极材料，无论在醚基或酯基电解液中均表现出低储钠容量。将石墨进行氧化处理，扩大了石墨层间距，增加储钠位点，所得氧化石墨材料储钠 ...

发明人：刘琦，赵小晗，旭日干，杨强，赵彦硕，穆道斌，吴锋

申请日期：2024.03.13

摘要：本发明属于钠离子电池技术领域，主要涉及一种用于提高氧化物层状正极电化学性能的电解液，包含有机溶剂、钠盐和如结构式Ⅰ的电解液添加剂戊二酸酐，还包括辅助添加剂氟代碳酸乙烯酯。本发明的目的是针对现有钠离子电池循环稳定性不佳，设计开发了能够在氧化物层状正极表面形成更稳定CEI膜的电解液体系，进而提升了钠离子 ...

发明人：刘琦，陈人杰，侯丽娟，杨强，赵小晗，陈昕源，李丽，穆道斌，吴锋

申请日期：2024.03.21

摘要：本发明提供了一种空气中能稳定存储的高镍正极材料的制备方法及应用，通过简单的化学反应方法制备得钛酸锂包覆的高镍正极材料。本发明既能使长期存储失效的高镍正极材料得以重新利用，所得钛酸锂包覆的高镍复合材料还可以在空气中长期稳定存在，作为锂离子电池正极材料，展现出优异的电化学性能，具有巨大的商业优势。

发明人：姚莹，陈子怡，吴锋，杨飞洋，苟兆霖

申请日期：2024.01.05

摘要：本发明属于电极材料技术领域，具体涉及一种负载型生物炭材料及其制备方法和应用、锂金属电池复合负极。本发明提供的负载型生物炭材料，包括生物炭和负载于所述生物炭表面的氧化锌；所述生物炭由杉科植物的形成层碳化得到。以负载型生物炭材料作为锂电池负极的框架材料时，负载于生物炭孔道内和表面的氧化锌颗粒在锂进行沉积 ...

发明人：李丽，孙思胜，范二莎，陈人杰，吴锋

申请日期：2023.12.14

摘要：本发明提供了一种退役锂离子电池钴酸锂正极材料的修复再生方法，属于锂离子电池回收技术领域，所述方法包括以下步骤：将废旧钴酸锂电池完全放电拆解出正极极片；在高温下煅烧正极极片以获得废旧钴酸锂粉末；通过固相烧结进行补锂同时原位合成尖晶石状包覆层LiM_xMn_2‑x ...

发明人：李雨，吴川，白莹，李欢宇，吴锋

申请日期：2023.12.22

摘要：本发明涉及一种水系锌离子电池电解液用添加剂、电解液及水系锌离子电池，属于水系锌离子电池技术领域。所述电解液添加剂为水溶性氟代氨基酸，所述水系锌离子电池的电流密度为5～10mA cm^‑2，所述水系锌离子电池的正极材料为过渡金属基正极材料。本发明所述的氟代氨基酸添加剂有效解决了正极 ...