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Solution Synthesis of Large-Scale, High-Sensitivity ZnO/Si Hierarchical Nanoheterostructure Photodetectors
Journal article   Peer reviewed

Solution Synthesis of Large-Scale, High-Sensitivity ZnO/Si Hierarchical Nanoheterostructure Photodetectors

Ke Sun, Yi Jing, Namseok Park, Chun Li, Yoshio Bando and Deli Wang
Journal of the American Chemical Society, Vol.132(44), pp.15465-15467
10/11/2010
PMID: 20949970

Abstract

Chemistry Chemistry, Multidisciplinary Physical Sciences Science & Technology
This Communication reports a low-cost solution fabrication of wafer-scale ZnO/Si branched nanowire heterostructures and their high photodetection sensitivity, with an ON/OFF ratio larger than 250 and a peak photoresponsivity of 12.8 mA/W at 900 nm. This reported unique 3D branched nanowire structure offers a generic approach for the integration of new functional materials for photodetection and photovoltaic applications.

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