International Journal of Photoenergy / 2008 / Article / Tab 3

Research Article

Preparation of by Spray Pyrolysis and Evaluation of Apparent Photocatalytic Activity for Hydrogen Production from Water

Table 3

Quantum yield (QY) obtained by (1) and apparent photocatalytic activity (APA) obtained by (2) of several semiconductor photocatalysts for water splitting.

PhotocatalystReactorReactant volume (L)H2 (μmol/hr) Actinometer [light used] Apparent photocatalytic activity Ref.
LampCatalyst (g) QY (%)

NiO/TiO2Pyrex cylinder0.3600 Potassium ferrioxalate [–]14.29 Lee et al. (2001) [9]
700 W High pressure Hg lamp0.212.0

NiOx/RbTaWO6Quartz reaction cell0.0769.7 Spectra radiometer [313 nm]3.32 Ikeda et al. (2004) [10]
1 kW superpressure Hg lamp0.31.5

Pt/TiO2-A1 and TiO2-R2Inner irradiation type reactor0.5220 Thermopile power meter [350 nm]2.75 Abe et al. (2005) [11]
400 W high pressure Hg lamp0.44.0

NiOx/Ba2In2O5/ In2O3:CrInner irradiation quartz cell0.529.3−[320 nm]0.40 Wang et al. (2005) [12]
400 W high pressure Hg lamp0.374.2

Sr2Nb2O7Inner irradiation quartz cell0.35402Ferrioxalate Fe(C2O4)33− [<300 nm]2.55 Kim et al. (1999) [13]
450 W high pressure Hg lamp123

Pt/(AgIn)0.22 Zn1.56S2Side window Pyrex cell0.3944 Photodiode [420 nm]34.96 Tsuji et al. (2004) [14]
300 W Xe lamp0.320

NiOy/ In0.9Ni0.1TaO4Pyrex glass cell0.2516.6−[402 nm]0.44 Zou et al. (2001) [15]
300 W Xe lamp0.50.67

NiO/NaTaO3Inner irradiation quartz cell0.352180 Ammonium ferrioxalate [270 nm]15.57 Kato and Kudo (1999) [2]
400 W high pressure Hg lamp128

NiO/NaTaO3:LaInner irradiation quartz cell0.3915000 Ammonium ferrioxalate [270 nm]96.15 Kudo and Kato (2000) [16]
400 W high pressure Hg lamp150

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