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Stable response to visible light of InGaN photoelectrodes
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10.1063/1.2955828
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    Affiliations:
    1 Ecomaterials and Renewable Energy Research Center (ERERC), Department of Physics, Nanjing University, Nanjing 210093, People’s Republic of China
    2 Jiangsu Provincial Key Laboratory of Advanced Photonic and Electronic Materials and Department of Physics, Nanjing University, Nanjing 210093, People’s Republic of China
    3 Department of Materials Science and Engineering, Nanjing University, Nanjing 210093, People’s Republic of China
    4 National Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, People’s Republic of China
    a) Authors to whom correspondence should be addressed. Electronic addresses: zsli@nju.edu.cn and zgzou@nju.edu.cn.
    Appl. Phys. Lett. 92, 262110 (2008); http://dx.doi.org/10.1063/1.2955828
/content/aip/journal/apl/92/26/10.1063/1.2955828
http://aip.metastore.ingenta.com/content/aip/journal/apl/92/26/10.1063/1.2955828

Figures

Image of FIG. 1.
FIG. 1.

Current density potential at thin films in aqueous HBr solution under full-arc illumination after immersion, (a) , (b) , (c) , (d) . Inset: plots of (a) , (b) , (c) , (d) .

Image of FIG. 2.
FIG. 2.

Chronoamperometry at in different aqueous solutions under illumination, the potential is vs SCE. Inset: SEM graphs of the surfaces of the electrodes after the photoelectrochemnical measurement in different acid electrolytes, (a) before, (b) HBr solution, (c) HCl solution, (d) solution.

Image of FIG. 3.
FIG. 3.

Action spectra of the thin films in HBr solution after immersion, (◻) GaN, (○) , (▲) , (△) . Electrode potential is vs SCE.

Tables

Generic image for table
Table I.

The atomic ratio of Ga, In, and N at the before and after the photoelectrochemnical measurement ( immersion) and the turnover number in different electrolytes.

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/content/aip/journal/apl/92/26/10.1063/1.2955828
2008-07-03
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Stable response to visible light of InGaN photoelectrodes
http://aip.metastore.ingenta.com/content/aip/journal/apl/92/26/10.1063/1.2955828
10.1063/1.2955828
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