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Photoluminescence and Raman study of Cu2ZnSn(SexS1 − x)4 monograins for photovoltaic applications
Abstract The quaternary semiconductors Cu 2 ZnSnSe 4 and Cu 2 ZnSnS 4 have attracted a lot of attention as possible absorber materials for solar cells due to their direct bandgap and high absorptionExpand
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The role of spatial potential fluctuations in the shape of the PL bands of multinary semiconductor compounds
Photoluminescence (PL) measurements of CuIn1-xGaxSe2 (x = 0.5) single crystals grown by the vertical Bridgmann technique were made at temperatures ranging from 11 K to 200 K and with variousExpand
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The role of structural properties on deep defect states in Cu2ZnSnS4 studied by photoluminescence spectroscopy
In this study, we investigated the photoluminescence (PL) properties of Cu2ZnSnS4 polycrystals. Two PL bands at 1.27 eV and 1.35 eV at T = 10 K were detected. Similar behaviour with temperature andExpand
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Photoluminescence and Raman spectra of the ordered vacancy compound CuGa5Se8
Abstract We studied the photoluminescence (PL) and Raman properties of the ordered defect compound CuGa 5 Se 8 . Twelve peaks were detected from the room-temperature Raman spectra with the A 1 modeExpand
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Photoluminescence study of defect clusters in Cu2ZnSnS4 polycrystals
Abstract Temperature dependent photoluminescence (PL) study of Cu 2 ZnSnS 4 (CZTS) polycrystals was performed. The low temperature PL spectrum consists of two PL bands: PL1 at 0.66 eV and PL2 at 1.35Expand
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Deep defects in Cu2ZnSnS4 monograin solar cells
Abstract In this report Cu 2 ZnSnS 4 (CZTS) monograin layer (MGL) solar cells were studied using admittance spectroscopy (AS) (frequency range 20Hz-10 MHz) and temperature dependence of quantumExpand
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Photoluminescence and the tetragonal distortion in CuInS2
Abstract Low temperature photoluminescence (PL) measurement of a deep–donor–deep–acceptor (DD–DA) pair recombination emission of close DA pairs in CuInS 2 at h ν=0.62 eV reveals two well resolvedExpand
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Evaluating the state of the art of photovoltaic performance modelling in Europe
There are many models currently available which provide detailed information regarding the performance of PV modules. This paper reviews, as part of the European co-ordination action PV-Catapult, theExpand
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Temperature dependent electroreflectance study of CdTe solar cells
Abstract Cadmium telluride is a promising material for large scale photovoltaic applications. In this paper we study CdS/CdTe heterojunction solar cells with electroreflectance spectroscopy. Both CdSExpand
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On the Shape of the Close‐to‐Band‐Edge Photoluminescent Emission Spectrum in Compensated CuGaSe2
Photoluminescence (PL) properties of compensated as-grown and air-annealed CuGaSe2 single crystals, grown by the vertical Bridgman technique, in the edge emission spectral region were studied. TheExpand
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