H - Electricity – 01 – M
Patent
H - Electricity
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M
H01M 4/66 (2006.01) H01M 4/02 (2006.01) H01M 4/04 (2006.01) H01M 4/38 (2006.01) H01M 4/40 (2006.01) H01M 2/02 (2006.01) H01M 4/36 (2006.01) H01M 4/70 (2006.01) H01M 6/10 (2006.01) H01M 6/40 (2006.01) H01M 10/42 (2006.01) H01M 10/44 (2006.01) H01M 4/48 (2006.01) H01M 4/58 (2006.01) H01M 10/40 (2006.01) H01M 4/52 (2006.01)
Patent
CA 2387364
An electrode for a lithium cell having an active material thin film absorbing/desorbing lithium such as a microcrystalline silicon thin film or an amorphous silicon thin film provided on a current collector, characterized in that the surface roughness Ra of the current collector is 0.01 µm or more.
L'invention concerne une électrode pour pile au lithium présentant une couche mince de matière active absorbant/désorbant du lithium telle qu'une couche mince de silicium microcristallin ou une couche mince de silicium amorphe placée sur un collecteur de courant, caractérisée en ce que la rugosité de surface Ra du collecteur de courant est de 0,01 µm ou davantage.
Asaoka Kenji
Domoto Yoichi
Fujimoto Masahisa
Fujitani Shin
Ikeda Hiroaki
G. Ronald Bell & Associates
Sanyo Electric Co. Ltd.
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