Results 31 to 40 of about 5,398 (227)

Influence of compositionally induced defects on the vibrational properties of device grade Cu2ZnSnSe4 absorbers for kesterite based solar cells [PDF]

open access: yes, 2015
This work presents a detailed analysis of the impact of compositionally induced defects on the vibrational properties of Cu2ZnSnSe4 absorbers for kesterite based solar cells. Systematic changes in the intensity of the E and B modes located around the 170,
Dimitrievska, Mirjana   +4 more
core   +2 more sources

Structural and Optical Properties of Cu2ZnSnS4 Films Obtained by Pulsed Spray Pyrolysis [PDF]

open access: yesЖурнал нано- та електронної фізики, 2017
In this work Cu2ZnSnS4 films obtained by pulsed spray pyrolysis at Ts  673 К using a precursor contained CuCl2∙2H2O, ZnCl2, SnCl2∙2H2O, NH2CHNH2 were investigated by X-ray diffraction, scanning electron microscopy (SEM), energy dispersive X-ray, Raman ...
O.A. Dobrozhan   +4 more
doaj   +1 more source

Intermixing at the InxSy/Cu2ZnSn(S,Se)4 Heterojunction and Its Impact on the Chemical and Electronic Interface Structure [PDF]

open access: yes, 2019
We report on the chemical and electronic structure of the interface between a thermally co-evaporated InxSy buffer and a Cu2ZnSn(S,Se)4 (CZTSSe) absorber for thin-film solar cells.
Ahlswede, E   +10 more
core   +2 more sources

Influence of reaction conditions on the properties of solution-processed Cu2ZnSnS4 nanocrystals [PDF]

open access: yes, 2014
Cu2ZnSnS4 nanocrystals were fabricated by hot injection of sulphur into a solution of metallic precursors. By careful control of the reaction conditions it was possible to control the elemental composition of the nanocrystals such that they are suitable ...
Beattie, Neil   +3 more
core   +1 more source

Hydrothermal Synthesis and Evaluation of the Cu2ZnSnS4 for Photovoltaic Applications [PDF]

open access: yesMaterials Research, 2021
The research focused on the hydrothermal synthesis of a material based on a Kesterite structure of Cu2ZnSnS4 (CZTS). For this purpose, the component cations, in concentrations of 1.0 molL-1, were placed in a steel autoclave under different temperatures conditions (200, 220, 240, 260 and 280°C) for 32 h. After, the solids were calcined at 400°C for 2 h.
D.L. Sánchez Pinzón   +3 more
openaire   +4 more sources

ENERGY EFFICIENCY OF A PHOTOVOLTAIC CELL BASED THIN FILMS CZTS BY SCAPS

open access: yesJournal of Fundamental and Applied Sciences, 2016
In the overall context of the diversification of the use of natural resources, the use of renewable energy including solar photovoltaic has become increasingly indispensable.
C. Mebarkiaa   +3 more
doaj   +1 more source

Electrodeposited Cu2ZnSnS4 thin films

open access: yesElectrochimica Acta, 2014
Fil: Valdes, Matias Hernan. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet - Mar del Plata. Instituto de Investigaciones en Ciencia y Tecnologia de Materiales. Universidad Nacional de Mar del Plata. Facultad de Ingenieria.
Valdes, Matias Hernan   +4 more
openaire   +2 more sources

First-principles study of the optoelectronic properties and photovoltaic absorber layer efficiency of Cu-based chalcogenides

open access: yes, 2016
Cu-based chalcogenides are promising materials for thin-film solar cells with more than 20% measured cell efficiency. Using first-principles calculations based on density functional theory, the optoelectronic properties of a group of Cu-based ...
B. Partoens   +10 more
core   +1 more source

An Investigation of Nanocrystalline and Electrochemically Grown Cu2ZnSnS4 Thin Film Using Redox Couples of Different Band Offset

open access: yesJournal of Spectroscopy, 2013
Alternative electrolytes were examined to evaluate photoelectrochemical response of Cu2ZnSnS4 films at different biasing potential. Selections of the electrolytes were made on the basis of relative Fermi level position and standard reduction potential ...
Prashant K. Sarswat   +2 more
doaj   +1 more source

Synthesis and thermoelectric properties of noble metal ternary chalcogenide systems of Ag-Au-Se in the forms of alloyed nanoparticles and colloidal nanoheterostructures [PDF]

open access: yes, 2016
The optimization of a material functionality requires both the rational design and precise engineering of its structural and chemical parameters. In this work, we show how colloidal chemistry is an excellent synthetic choice for the synthesis of novel ...
Albert Figuerola (1544470)   +14 more
core   +3 more sources

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