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A New Approach to Solar Hydrogen Production: a ZnO–ZnS Solid Solution Nanowire Array Photoanode
Author(s) -
Chen Hao Ming,
Chen Chih Kai,
Liu RuShi,
Wu ChingChen,
Chang WenSheng,
Chen KueiHsien,
Chan TingShan,
Lee JyhFu,
Tsai Din Ping
Publication year - 2011
Publication title -
advanced energy materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.08
H-Index - 220
eISSN - 1614-6840
pISSN - 1614-6832
DOI - 10.1002/aenm.201100246
Subject(s) - materials science , nanowire , photocurrent , hydrogen production , solid solution , nanotechnology , water splitting , quantum dot , solar cell , chemical engineering , hydrogen , optoelectronics , photocatalysis , catalysis , metallurgy , chemistry , biochemistry , organic chemistry , engineering
A ZnO–ZnS solid solution nanowire array photoanode is developed based on an alternative sensitization of a ZnO–ZnS solid solution nanowire array for solar hydrogen generation with considerably enhanced photocurrent – more than 195% greater compared to pristine ZnO nanowires. This solid solution structure demonstrates a better photoactivity enhancement effect than traditional quantum dot sensitization, as well as allowing hydrogen generation.