本人长期致力于高比能、长寿命电池技术的开发,围绕实用化体系中的金属锂负极、电极/电解液界面做出了大量原创性工作,主要创新性成果集中在如下四个方面:1. 厘清了金属锂负极实用化条件下的应用边界,研究了高安时软包电池中金属锂的沉积脱出规律;2. 实现了复合负极内部电解质/骨架/金属锂界面分子层面调控,构筑的320 Wh kg−1软包电池达成250次以上的循环。3. 提出了采用自调节压力调控限域空间内金属锂沉积脱出的方案,优化了复合锂负极内部金属锂的沉积脱出行为。4. 提出了锂离子电池自愈合固态电解质层技术,减少了锂离子负极固态电解质由亚稳态转变为稳态的活性锂消耗,提升了锂离子电池寿命。基于以上成果,共形成了30余篇高水平文章,包括Science Advances、Journal of the American Chemical Society、Advanced Materials、Advanced Functional Materials等;申请国家发明专利30余族,授权专利9项;获得北京市优秀博士生论文,第一届工信部能源电子产业创新大赛金奖等奖励。
Ø 代表作
1. P. Shi, et al.,Lithiophilic LiC6 layers on carbon hosts enabling stable Li metal anode in working batteries., Adv. Mater. (0935-9648), 2019, 31, 1807131. 1/10, SCI收录, IF=29.4, (他引285次, ESI高被引论文, 中科院1区, JCR 1区, TOP)
2. P. Shi, et al.,Electrochemical diagram of an ultrathin lithium metal anode in pouch cells. Adv. Mater. (0935-9648), 2019, 31, 1902785. 1/9, SCI收录, IF=29.4, (他引127次, 中科院1区, JCR 1区, TOP)
3. P. Shi, et al., A Successive conversion-de-intercalation delithiation mechanism for practical composite lithium anodes. J. Am. Chem. Soc. (0002-7863) 2022, 144 (1), 212–218. 1/9, SCI收录, IF=15, (他引60次, 中科院1区, JCR 1区, TOP)
4. P. Shi, et al., Inhibiting intercrystalline reactions of anode with electrolytes for long-cycling lithium batteries. Sci. Adv. (2375-2548) 2022, 8, eabq3445. 1/11, SCI收录, IF=13.6, (他引43次, 中科院1区, JCR 1区, TOP)
5. P. Shi, et al.,A pressure self-adaptable route for uniform lithium plating and stripping in composite anode. Adv. Funct. Mater. (1616-301X) 2021, 31, 2004189. 1/7, SCI收录, IF=19, (他引52次, 中科院1区, JCR 1区, TOP)
6. P. Shi, et al., Polar interaction of polymer host–solvent enables stable solid electrolyte interphase in composite lithium metal anodes. J. Energy Chem. (2095-4956) 2022, 64, 172–178. 1/13, SCI收录, IF=13.1, (他引41次, 中科院1区, JCR 1区, TOP)
7. P. Shi, et al., A review of composite lithium metal anode for practical applications. Adv. Mater. Technol. (2365-709X) 2020, 5 (1), 1900806. 1/6, SCI收录, IF=6.8, (他引157次,JCR 1区)