Results 61 to 70 of about 5,289 (211)

Cu2ZnSnS4 synthesized through a low-cost reflux method

open access: yesNanotechnology Reviews, 2015
The chalcopyrite semiconductors belonging to the I2-II-IV-VI4 class are emerging as promising absorber materials for photovoltaic applications. Among them, Cu2ZnSnS4 (CZTS) has been gaining importance due to its high absorption coefficient and optimum ...
Aditha Sai Kiran   +4 more
doaj   +1 more source

Near-infrared photoactive Cu2ZnSnS4 thin films by co-sputtering

open access: yesAIP Advances, 2013
The thin films of Cu2ZnSnS4 (CZTS) were grown by co-sputtering further the structural, optical and electrical properties were analyzed and confirmed the CZTS phase formation.
Murali Banavoth   +2 more
doaj   +1 more source

Topological insulators in the quaternary chalcogenide compounds and ternary famatinite compounds

open access: yes, 2010
We present first-principles calculations to predict several three dimensional (3D) topological insulators in quaternary chalcogenide compounds which are made of I$_2$-II-IV-VI$_4$ compositions and in ternary compositions of I$_3$-V-VI$_4$ famatinite ...
A Bansil   +9 more
core   +1 more source

The order disorder transition in Cu2ZnSnS4 A neutron scattering investigation [PDF]

open access: yes, 2016
In this work a series of stoichiometric Cu2ZnSnS4 CZTS samples annealed at different temperatures in the range of 473 623 K were investigated.The temperature dependence of the Cu Zn order disorder behavior was analyzed by neutron powde rdiffraction ...
Hoelzel, M., Lerch, M., Ritscher, A.
core   +2 more sources

Exploring PANI/CBTS Nanofiber Composites as Supercapacitor Electrodes: Structure–Performance Correlation

open access: yesAdvanced Sustainable Systems, Volume 9, Issue 10, October 2025.
This study explores the synergistic integration of polyaniline (PANI) nanofibers with a CBTS‐based composite for supercapacitor applications. Structural and chemical analyses confirm strong interactions between the components, enhancing electrical conductivity and stability.
Süleyman Gökhan Çolak   +5 more
wiley   +1 more source

Fabrication of solar cells based on Cu2ZnSnS4 prepared from Cu2SnS3 synthesized using a novel chemical procedure

open access: yesEPJ Photovoltaics, 2016
Solar cells based on kesterite-type Cu2ZnSnS4 (CZTS) thin films were fabricated using a chemical route to prepare the CZTS films, consisting in sequential deposition of Cu2SnS3 (CTS) and ZnS thin films followed by annealing at 550 °C in nitrogen ...
Correa John M.   +3 more
doaj   +1 more source

Towards the growth of Cu2ZnSn1 xGexS4 thin films by a single stage process Effect of substrate temperature and composition [PDF]

open access: yes, 2015
Cu2ZnSn1-xGexS4 (CZTGS) thin films prepared by flash evaporation of a Zn-rich Cu2ZnSn0.5Ge0.5S4 bulk compound in powder form, and a subsequent thermal annealing in S containing Ar atmosphere are studied.
Baraldi, G.   +13 more
core   +3 more sources

“Green” Aqueous Synthesis, Structural, and Optical Properties of Quaternary Cu2ZnSnS4 and Cu2NiSnS4 Nanocrystals

open access: yesphysica status solidi (b), Volume 262, Issue 10, October 2025.
Novel Cu–Ni–Sn–S nanocrystals (NCs) stabilized with thioglycolic acid are synthesized in aqueous solutions. The structural and optical properties of Cu–Ni–Sn–S NCs are examined in colloidal solutions and thin films and compared to those of Cu–Zn–Sn–S NCs. The absorption coefficient is α > 104 cm−1 at 400 nm with an estimated Eg≈2.2 eV.
Oleksandra Ivakhno‐Tsehelnyk   +4 more
wiley   +1 more source

Self-regulation mechanism for charged point defects in hybrid halide perovskites

open access: yes, 2014
Hybrid halide perovskites such as methylammonium lead iodide (CH3NH3PbI3) exhibit unusually low free carrier concentrations despite being processed at low-temperatures from solution.
Chen, Shiyou   +4 more
core   +1 more source

Spectroscopic ellipsometry study of Cu2ZnSnS4 bulk poly-crystals [PDF]

open access: yes, 2018
The linear optical properties of Cu2ZnSnS4 bulk poly-crystals have been investigated using spectroscopic ellipsometry in the range of 1.2-4.6 eV at room temperature. The characteristic features identified in the optical spectra are explained by using the
Arushanov, E.   +11 more
core   +3 more sources

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