Ideal design of textured LiCoO2 sintered electrode for Li-ion secondary battery
Author(s) -
Hideto Yamada,
T. Suzuki,
Tetsuo Uchikoshi,
Masato Hozumi,
Toshiya Saito,
Yoshio Sakka
Publication year - 2013
Publication title -
apl materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.571
H-Index - 60
ISSN - 2166-532X
DOI - 10.1063/1.4824042
Subject(s) - materials science , electrode , battery (electricity) , ion , anisotropy , composite material , optoelectronics , optics , thermodynamics , power (physics) , chemistry , physics , organic chemistry
To improve the energy density and practical realization of the all-solid-state Li-ion secondary battery, the principal requirement is a high electric conductivity in the densely sintered positive electrode. To accomplish this task, we focused on the anisotropic Li-ion and electron conductivities of the LiCoO2. As a result of our work, the ideal design of the texturing, perpendicular alignment of the c-plane and horizontal but random orientation of the c-axis on the electrode, was proposed. The battery performance of the ideal textured cell fabricated using a rotating strong magnetic field has a significantly higher performance than a randomly oriented cell
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