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    题名 作者 年代 出处 被引量
1Polydopamine-derived N-doped carbon-wrapped Na3V2(PO4)3 cathode H with superior rate capability and cycling stability for sodium-ion I batteries显示文摘Na superionic conductor (NASICON)-type Na3V2(PO4)3 (NVP) has been regarded as a promising cathode material for sodium-ion batteries (SIBs). However, NVP suffers from poor cyclability and rate capability because of its intrinsically low electronic conductivity. Herein, we successfully syn thesized N-doped carb on-wrapped Na3V2(PO4)3 (NC@NVP) through the carb on izati on of polydopami ne, which is rich in nitrogen species. The strong adhesion properties of the polydopamine lead to effective and homogeneous wrapping of NVP particles, and it I is further turned into a con ductive N-doped carb on n etwork itself, providi ng facile diffusi on of electr ons and Na+ i ons duri ng battery operation. NC@NVP displays remarkable electrochemical performanee, even under harsh operating conditions, such as a high rate capability (discharge capacity of 70.88, 49.21 mA·h·g^-1 at 50 and 100 C), long-term cycling stability (capacity retention of 94.77% over 1,000 cycles at 20 C), and high-temperature cycling (capacity retention of 92.0% after 500 cycles at 60 ℃).Hyeongwoo Kim Hyojun Lim Hyung-Seok Kim Ki Jae Kim Dongjin Byun Wonchang Choi 2019Nano Research2019,12,2:5
2Effect of polyimide binder on electrochemical characteristics of surface-modified silicon anode for lithium ion batteries显示文摘Jung Sub Kim Wonchang Choi Kyu Young Cho Dongjin Byun JongChoo Lim Joong Kee Lee 2013Journal of Power Sources2013,,:1
3Versatile Coating of Lithium Conductive Li 2 TiF 6 on Over-lithiated Layered Oxide in Lithium-Ion Batteries显示文摘Wonchang Choi Anass Benayard Jin-Hwan Park Junho Park Seok-Gwang Doo Junyoung Mun 2014Electrochimica Acta2014,,:1
4Prevention of Fluttering Fatigue Damage in a Tilting Pad Journal Bearing显示文摘Seongheon Yang Chaesil Kim Wonchang Lee 2009Tribology International2009,42,:1
5Document configuration control processes captured in a workflow 显示文摘Hyerim Bae Wonchang Hu Woo Sik Yoo 2004Computers in Industry2004,53,:1
6Influence of Nanomaterials in Polymer Composites on Thermal Conductivity显示文摘Wonchang Park Kyungwho Choi Khalid Lafdi 2012Journal of Heat Transfer2012,134,41:1
7Diffusion of competing innovations in influence networks显示文摘JEEHONG K WONCHANG H 2013Journal of Economic Interaction&Coordination2013,8,1:1
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