دورية أكاديمية

A large π-conjugated tetrakis (4-carboxyphenyl) porphyrin anode enables high specific capacity and superior cycling stability in lithium-ion batteries.

التفاصيل البيبلوغرافية
العنوان: A large π-conjugated tetrakis (4-carboxyphenyl) porphyrin anode enables high specific capacity and superior cycling stability in lithium-ion batteries.
المؤلفون: Wu, Han, Zhang, Jianjun, Du, Xiaofan, Zhang, Min, Yang, Jinfeng, Zhang, Jinning, Luo, Ting, Liu, Hao, Xu, Hai, Cui, Guanglei
المصدر: Chemical Communications; 9/28/2019, Vol. 55 Issue 76, p11370-11373, 4p
مستخلص: We demonstrated a novel single molecule – tetrakis(4-carboxyphenyl) porphyrin (TCPP) with a large π-conjugated system as a high-performance organic anode of lithium batteries. It was found that this TCPP displayed relatively low solubility (<0.1 mg mL−1) in a 1 M LiDFOB/PC electrolyte, high reversible specific capacity (ca. 1200 mA h g−1 at 358 mA g−1), excellent rate capability (548.4 mA h g−1 at 8 A g−1) and superior cycling performance (capacity retention of 89% after 2500 cycles at 6 A g−1). [ABSTRACT FROM AUTHOR]
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قاعدة البيانات: Complementary Index
الوصف
تدمد:13597345
DOI:10.1039/c9cc05474j