Journal ArticleDOI
Surface science studies of Cu containing back contacts for CdTe solar cells
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In this paper, the electronic interface properties of Cu 2−− x Te with CdTe have been investigated using in-situ photoelectron spectroscopy (XPS, UPS).About:
This article is published in Thin Solid Films.The article was published on 2007-05-31. It has received 34 citations till now. The article focuses on the topics: Band bending & Band offset.read more
Citations
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Physics and chemistry of CdTe/CdS thin film heterojunction photovoltaic devices: fundamental and critical aspects
TL;DR: In this article, a review of the materials aspects of CdTe/CdS solar cells for solar energy conversion is presented, focusing on fundamental and critical aspects like: (a) choice of window layer and absorber layer; (b) drawbacks associated with the device including environmental problems, optical absorption losses and back contact barriers; (c) structural dynamics at CdS-CdTe interface; (d) influence of junction activation process by CdCl2 or HCF2Cl treatment; (e) interface and grain boundary passivation effects; (f
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Interface Engineering of Inorganic Thin-Film Solar Cells - Materials-Science Challenges for Advanced Physical Concepts
TL;DR: The challenges and research needs for the interface engineering of thin-film solar cells using inorganic-compound semiconductors are discussed from a materials-science point of view in this article.
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Energy band alignment in chalcogenide thin film solar cells from photoelectron spectroscopy
TL;DR: An overview of the energy band alignment in chalcogenide thin film solar cells with a particular focus on the commercially available material systems CdTe and Cu(In,Ga)Se2 is presented.
Journal ArticleDOI
Reactive magnetron sputtering of Cu2O: Dependence on oxygen pressure and interface formation with indium tin oxide
TL;DR: In this paper, the deposition conditions for preparation of Cu(I)-oxide (Cu2O) are identified and the interface formation between Cu2O and Sn-doped In2O3 (ITO) was studied by stepwise deposition of Cu 2O onto ITO and vice versa.
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Facile electrochemical deposition of Cu7Te4 thin films with visible-light driven photocatalytic activity and thermoelectric performance
TL;DR: In this paper, a facile strategy to fabricate thin films of Cu7Te4 via a two-electrode galvanic method and demonstrate its application as a recyclable photocatalyst with visible-light-driven photocatalytic activity and photostability.
References
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Journal ArticleDOI
High efficiency CSS CdTe solar cells
Christos Ferekides,Dmitriy Marinskiy,V. Viswanathan,B. Tetali,Vasilios Palekis,P. Selvaraj,Don L. Morel +6 more
TL;DR: In this article, the structural and optical properties of CSS CdTe and CdS films and junctions are presented and the influence of some important CSS process parameters are discussed. And the authors present work carried out at the University South Florida sponsored by the National Renewable Energy Laboratory of the United States Department of Energy, fabricated using the close spaced sublimation (CSS) process.
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Interdiffusion of CdS and Zn2SnO4 layers and its application in CdS/CdTe polycrystalline thin-film solar cells
TL;DR: In this paper, the interdiffusion of the CdS and Zn2SnO4 (ZTO) layers can occur either at high temperature (550-650°C) in Ar or at lower temperature (400-420
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Valence band photoemission study of the copper chalcogenide compounds, Cu2S, Cu2Se and Cu2Te
TL;DR: In this paper, the electronic structures of the copper chalcogenide compounds, including Cu2S, Cu2Se and Cu2Te, were investigated by taking photoemission data with synchrotron photon sources.
Journal ArticleDOI
Thin Film Solar Cells: Materials Science at Interfaces
TL;DR: In this article, chemical and electronic modifications of the CdTe/CdS hetero interface due to in-situ CdCl 2 activation performing sputter depth profiles in combination with x-ray photoelectron spectroscopy (XPS).
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Back contact formation using Cu2Te as a Cu-doping source and as an electrode in CdTe solar cells
TL;DR: In this article, a 60 nm-thick Cu2Te layer was deposited on CdTe film by evaporating Cu 2Te and the samples were annealed at various temperatures.