Influence of the composition on the electrochemical properties of cathode materials xLi2MnO3•(1–x)LiMn1/3Ni1/3Co1/3O2 for lithium-ion batteries
- Авторы: Pechen L.S.1, Makhonina E.V.1, Rumyantsev A.M.2,3, Koshtyal Y.M.2,3, Volkov V.V.1, Goloveshkin A.S.4, Pervov V.S.1, Eremenko I.L.1
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Учреждения:
- N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
- A. F. Ioffe Physico-Technical Institute, Russian Academy of Sciences
- Peter the Great St. Petersburg Polytechnic University
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences
- Выпуск: Том 68, № 2 (2019)
- Страницы: 293-300
- Раздел: Full Articles
- URL: https://bakhtiniada.ru/1066-5285/article/view/243246
- DOI: https://doi.org/10.1007/s11172-019-2385-7
- ID: 243246
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Аннотация
Lithium-rich transition metal complex oxides of the general composition xLi2MnO3• •(1–x)LiMO2 (M = MnaNibCoc, a + b + c = 1) were synthesized by coprecipitation and modified Pechini method. The influence of the oxide phase composition on their electrochemical performance as cathode materials was studied in lithium half-cells. Effects of the synthetic approach and synthesis conditions on the morphology and electrochemical characteristics of the materials obtained were considered. The composition 0.35Li2MnO3• •0.65LiMn1/3Ni1/3Co1/3O2 demonstrates the highest discharge capacity retention during cycling. The samples with discharge capacity of 290 mA h g–1 were obtained.
Об авторах
L. Pechen
N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Автор, ответственный за переписку.
Email: lidia.s.maslennikova@gmail.com
Россия, 31 Leninsky prosp., Moscow, 119991
E. Makhonina
N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Email: lidia.s.maslennikova@gmail.com
Россия, 31 Leninsky prosp., Moscow, 119991
A. Rumyantsev
A. F. Ioffe Physico-Technical Institute, Russian Academy of Sciences; Peter the Great St. Petersburg Polytechnic University
Email: lidia.s.maslennikova@gmail.com
Россия, 26 ul. Politechnicheskaya, St. Petersburg, 194021; 29 ul. Politechnicheskaya, St. Petersburg, 195251
Yu. Koshtyal
A. F. Ioffe Physico-Technical Institute, Russian Academy of Sciences; Peter the Great St. Petersburg Polytechnic University
Email: lidia.s.maslennikova@gmail.com
Россия, 26 ul. Politechnicheskaya, St. Petersburg, 194021; 29 ul. Politechnicheskaya, St. Petersburg, 195251
V. Volkov
N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Email: lidia.s.maslennikova@gmail.com
Россия, 31 Leninsky prosp., Moscow, 119991
A. Goloveshkin
A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences
Email: lidia.s.maslennikova@gmail.com
Россия, 28 ul. Vavilova, Moscow, 119334
V. Pervov
N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Email: lidia.s.maslennikova@gmail.com
Россия, 31 Leninsky prosp., Moscow, 119991
I. Eremenko
N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Email: lidia.s.maslennikova@gmail.com
Россия, 31 Leninsky prosp., Moscow, 119991
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