copper zinc tin sulfide nanocrystals
Solvent engineering to regulate the phase of copper zinc tin sulfide
Copper zinc tin sulfide (Cu
Synthesis and Shape-Tailoring of Copper Sulfide/Indium Sulfide …
Heterostructured Cu2S−In2S3 nanocrystals with various shapes and compositions were synthesized by a high-temperature precursor-injection method using the semiconductor nanocrystal Cu1.94S as a catalyst. The intrinsic cationic deficiencies formed at high temperature by Cu ions made the Cu1.94S nanocrystal a good candidate for …
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Solvent engineering to regulate the phase of copper zinc tin sulfide
Abstract. Copper zinc tin sulfide (Cu2ZnSnS4, CZTS) is attracting interest in photovoltaic applications due to its proper band gap, low cost and low toxicity. It has been found that two phases can ...
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Copper Zinc Tin Sulfide-Based Thin Film Solar Cells
Conversely, copper zinc tin sulphide solar (CZTS) cells were specifically designed to provide a non-toxic product made from cheap and earthabundant materials, albeit with lower efficiency levels ...
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Copper-Zinc-Tin-Sulfide Thin Films via Annealing of …
Thin polycrystalline films of the solar absorber copper-zinc-tin-sulfide (CZTS) were formed by annealing coatings deposited on molybdenum-coated soda lime glass via ultrasonic spraying of aerosol droplets from colloidal CZTS nanocrystal dispersions. ... Continuous films are easier to form when the average nanocrystal size is 15 nm: using larger ...
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Synthesis and Shape Control of Copper Tin Sulphide Nanocrystals …
Hexagonal prismatic Cu 3 SnS 4 nanoparticles and nanorods were synthesized by a hot-injection procedure. Changing the reaction conditions leads to the formation of different shapes. When oleylamine is used as a solvent, hexagonal prismatic particles are obtained, while a reaction in octadecene results in the formation of …
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Intense pulsed light annealing of copper zinc tin sulfide …
A promising method for forming the absorber layer in copper zinc tin sulfide [Cu 2 ZnSnS 4 (CZTS)] thin film solar cells is thermal annealing of coatings cast from dispersions of CZTS nanocrystals. Intense pulsed light (IPL) annealing utilizing xenon flash lamps is a potential high-throughput, low-cost, roll-to-roll manufacturing compatible …
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Solvent engineering to regulate the phase of copper zinc tin …
Solvent engineering to regulate the phase of copper zinc tin sulfide nanocrystals. Search articles by author. Copper zinc tin sulfide (Cu2ZnSnS4, CZTS) …
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Copper Zinc Tin Sulfide (Cu2ZnSnS4) Semiconductors
These copper zinc tin sulfide nanocrystals were synthesized and spin-coated onto fluorine-doped tin oxide glass. The power conversion efficiency of the resulting dye-sensitized solar cells, after selenization of the CZTS semiconductor, was found to be comparable to that of the device with the Pt-free counter-electrode.
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Nontoxic and Abundant Copper Zinc Tin Sulfide …
CZTS nanocrystal powder is consolidated by SPS at 678 K for 5 min under an axial pressure of 50 MPa and a dc current of 15 kA. Electrical conductivity, Seebeck …
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Nontoxic and abundant copper zinc tin sulfide nanocrystals …
Here, we report the experimental realization of using nontoxic and abundant copper zinc tin sulfide (CZTS) nanocrystals for potential thermoelectric applications. The CZTS nanocrystals can be synthesized in large quantities from solution phase reaction and compressed into robust bulk pellets through spark plasma sintering and hot press …
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Intense pulsed light annealing of copper zinc tin sulfide …
A promising method for forming the absorber layer in copper zinc tin sulfide [Cu 2 ZnSnS 4 (CZTS)] thin film solar cells is thermal annealing of coatings cast from dispersions of CZTS nanocrystals. Intense pulsed light (IPL) annealing utilizing xenon flash lamps is a potential high-throughput, low-cost, roll-to-roll manufacturing compatible ...
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Growth kinetics and mechanisms of multinary copper-based metal sulfide
The results suggest that CZTS, CTS, and CIS NCs are formed through an inter-reaction between metal sulfides rather than the classical cation exchange reactions, and CAS NC's are formed based on the CuxS structure; these findings provide new insights into the formation of Cu-M-S NCs. Multinary copper-based metal sulfide (Cu-M-S) …
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(PDF) Facile synthesis of wurtzite copper–zinc–tin sulfide nanocrystals
Nanoparticles of copper zinc tin sulfide (CZTS, Cu2ZnSnS4) and copper zinc tin selenide (CZTSe, Cu2ZnSnSe4) were prepared by a synthesis route using corresponding metal salts and sulfur or selenium.
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Copper Zinc Tin Sulfide-Based Thin-Film Solar Cells
Beginning with an overview and historical background of Copper Zinc Tin Sulphide (CZTS) technology, subsequent chapters cover properties of CZTS thin films, different preparation methods of CZTS thin films, a comparative study of CZTS and CIGS solar cell, computational approach, and future applications of CZTS thin film solar …
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Highly concentrated synthesis of copper-zinc-tin-sulfide nanocrystals
Highly concentrated synthesis of copper-zinc-tin-sulfide nanocrystals with easily decomposable capping molecules for printed photovoltaic applications Y. Kim, K. Woo, I. Kim, Y. S. Cho, S. Jeong and J. Moon, Nanoscale, 2013, 5, 10183 DOI: 10.1039/C3NR03104G . To request permission to reproduce ...
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sulfide nanocrystals Solvent engineering to regulate the …
Electronic Supplementary Information on Solvent engineering to regulate the phase of copper zinc tin sulfide nanocrystals Yan Zhu,a,b Hongmei Qing,b,c Wenbo Dong,b Mingrong Dong,b,Tao Shen,b and Jian Cui∗,b a Shanghai Technical Institute of Electronics & Information, Shanghai 201411, China b Kunming University of Science and …
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Highly concentrated synthesis of copper-zinc-tin-sulfide …
We report a facile, less toxic, highly concentrated synthetic method utilizing the heretofore unrecognized, easily decomposable capping ligand of triphenylphosphate, where …
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Solution-processed copper zinc tin sulfide thin films from …
Abstract The quaternary semiconductor copper zinc tin sulfide (Cu2ZnSnS4, CZTS) is one of the most promising alternatives to Ga and In based semiconductors for thin film solar cells. It consists of non-toxic, cheap, and abundant elements and displays highly beneficial optical as well as electronic properties for photovoltaic applications. In this …
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Microstructure Evolution and Crystal Growth in Cu
A potentially low-cost approach for making copper zinc tin sulfide (CZTS) solar cells relies on annealing colloidal nanocrystal films cast on suitable substrates in a sulfur-containing environment to form thin films with micrometer-sized grains. The film microstructure and grain size affects the solar cell performance. We conducted a systematic study of the …
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Effect of Nanocrystal Size and Carbon on Grain Growth …
Effect of Nanocrystal Size and Carbon on Grain Growth during Annealing of Copper Zinc Tin Sulfide Nanocrystal Coatings. Bryce A. Williams, Michelle A. Smeaton, Nancy D. Trejo, Lorraine F. Francis, ... When coatings composed of 5 nm nanocrystals are annealed, abnormal grain growth forms micrometer-scale CZTS grains on the surface of the coating …
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Wurtzite CZTS nanocrystals and phase evolution to kesterite …
A quaternary indium- and gallium-free kesterite (KS)-based compound, copper zinc tin sulfide (Cu 2 ZnSnS 4, CZTS), has received significant attention for its potential applications in low cost and sustainable solar cells.It is well known that the reaction time, reactivity of the precursors, and types of capping ligands used during the synthesis …
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Facile synthesis of wurtzite copper–zinc–tin …
The present research demonstrates a facile one-pot heating process without injection to synthesize an important light harvesting quaternary nanocrystal: wurtzite copper–zinc– tin sulfide (w-CZTS). …
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Copper zinc tin sulfide as a catalytic material for counter electrodes
Quaternary Cu2ZnSnS4 (CZTS) semiconductor thin films, deposited onto an indium-doped tin oxide (ITO) conducting substrate by sulfurizing direct-current (DC) magnetron sputtered Cu–Zn–Sn metal alloys, were used as the counter electrode (CE) of dye-sensitized solar cells (DSSCs). X-ray diffraction (XRD) and Ra
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Nontoxic and Abundant Copper Zinc Tin Sulfide …
Here, we report the experimental realization of using nontoxic and abundant copper zinc tin sulfide (CZTS) nanocrystals for potential thermoelectric applications. The CZTS …
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Synthesis of copper zinc tin sulfide nanocrystal films by …
A simple solvothermal method was applied to produce Cu 2 ZnSnS 4 (CZTS) nanocrystals. The effects of sulfur sources and surfactant on products were …
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Effect of Nanocrystal Size and Carbon on Grain Growth …
Effect of Nanocrystal Size and Carbon on Grain Growth during Annealing of Copper Zinc Tin Sulfide Nanocrystal Coatings. Bryce A. Williams, Michelle A. Smeaton, Nancy D. Trejo, Lorraine F ... Coatings prepared from dispersions of CZTS nanocrystals with an average diameter of either 5 or 35 nm were annealed for 10-60 min at 600 °C in 50 or 500 ...
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Aqueous Synthesis of Cu2ZnSnSe4 Nanocrystals | Chemistry …
Copper zinc tin selenide (CZTSe) nanocrystal inks show promise as a candidate for developing cheap, scalable, efficient, and nontoxic photovoltaic devices. They also present an important opportunity to controllably mix copper zinc tin sulfide (CZTS) with CZTSe to produce directly spectrally tunable Cu2ZnSn(S/Se)4 (CZTSSe) solid …
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Transformations and Environmental Impacts of Copper Zinc Tin Sulfide
Quaternary chalcogenide copper zinc tin sulfide (CZTS) nanoparticles are used to make the p-type absorber layer in CZTS solar cells, which are considered more benign alternatives to those based on cadmium telluride (CdTe) and less expensive than copper indium gallium selenide. CZTS has an ideal band gap and a high absorption …
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Aligned Copper Zinc Tin Sulfide Nanorods as Lithium-Ion …
Highly aligned copper zinc tin sulfide nanorods electrophoretically deposited directly on the current collector are tested for suitability as Li-ion battery anodes in both half-cell (HC) and full-cell (FC) configurations. This facile fabrication process offers several advantages for high-performance nanostructured battery electrodes, notably the …
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