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Alumina‐Coated Patterned Amorphous Silicon as the Anode for a Lithium‐Ion Battery with High Coulombic Efficiency
Author(s) -
He Yu,
Yu Xiqian,
Wang Yanhong,
Li Hong,
Huang Xuejie
Publication year - 2011
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201102568
Subject(s) - faraday efficiency , materials science , anode , atomic layer deposition , silicon , electrode , microfabrication , layer (electronics) , lithium (medication) , amorphous silicon , nanowire battery , nanotechnology , ion , amorphous solid , optoelectronics , nanoarchitectures for lithium ion batteries , battery (electricity) , lithium vanadium phosphate battery , fabrication , crystalline silicon , alternative medicine , chemistry , endocrinology , pathology , medicine , organic chemistry , power (physics) , quantum mechanics , physics
A patterned silicon electrode as the anode of lithium ion batteries is fabricated by microfabrication technology. An ultrathin alumina layer is coated on the patterned electrode by atomic layer deposition (ALD). This results in obviously enhanced coulombic efficiency and cycling performance.