Fig. 4: The impact of band alignment on the carrier lifetime in In2S3 and In2S3/CdTe heterojunction devices. | Nature Communications

Fig. 4: The impact of band alignment on the carrier lifetime in In2S3 and In2S3/CdTe heterojunction devices.

From: Semi-transparent and stable In2S3/CdTe heterojunction photoanodes for unbiased photoelectrochemical water splitting

Fig. 4

a PL spectra of In2S3, CdTe and In2S3/CdTe heterojunction. b PL decay curves of In2S3, CdTe and In2S3/CdTe heterojunction. c Solid-state J–V curves of FTO/Ag/Ag:In2S3/In2S3/CdTe/NiOx/TiO2/Au and FTO/Ag/Ag:In2S3/In2S3/NiOx/TiO2/Au devices. d PEC J–V curves of FTO/Ag/Ag:In2S3/In2S3/CdTe/NiOx/TiO2/Ni and FTO/Ag/Ag:In2S3/In2S3/NiOx/TiO2/Ni devices. The experiments are conducted without iR compensation. Source data are provided in the Source Data file.

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