Results 61 to 70 of about 3,067 (217)

Photochemistry of Aromatic N‐Oxides in Water Probed by Time‐Resolved X‐ray Absorption Spectroscopy

open access: yesChemistry – A European Journal, EarlyView.
Time‐resolved XAS at the nitrogen and oxygen K‐edges is applied to the photorearrangement of two N‐oxides in water. Pyridine N‐oxide rapidly forms the oxaziridine isomer. Pyridazine N‐oxide undergoes ring opening to the diazo compound, without any evidence of intermediates.
Maximilian Paradiz Domínguez   +3 more
wiley   +1 more source

Effect of Sulfurization Temperature on Properties of Cu2ZnSnS4 Thin Films and Diffusion of Ti Substrate Elements

open access: yesCrystals
The addition of flexible Cu2ZnSnS4 (CZTS) thin film solar cells to titanium (Ti) substrates is an attractive way to achieve the low-cost manufacturing of photovoltaics.
Meihong Huang   +7 more
doaj   +1 more source

Discovering Shared Design Heritage for Semiconductor‐Based Gamma‐Ray Spectrometers: From CdTe to Metal Halide Perovskites

open access: yesLaser &Photonics Reviews, EarlyView.
Decades of CdTe and CdZnTe gamma‐ray spectrometer development define core design principles for room‐temperature semiconductor detectors. This Review highlights how metal halide perovskites rapidly assimilate these principles, particularly through defect and compositional engineering strategies that establish favorable spectroscopic conditions for ...
Younghak Kim   +7 more
wiley   +1 more source

Assessment of the photovoltaic properties of CZTS grown on representative Si solar cell structures for monolithic CZTS/Si tandem applications [PDF]

open access: yes, 2018
The prospect of increasing the efficiency of pure sulfide Cu2ZnSnS4 (CZTS) opens up the possibility of using it as a high bandgap partner in tandem photovoltaics, in particular with a Si-based bottom cell.
Martinho, F.   +10 more
core  

Detection of ZnS phases in CZTS thin-films by EXAFS [PDF]

open access: yes, 2011
journal articleCopper zinc tin sulfide (CZTS) is a promising Earthabundant thin-film solar cell material; it has an appropriate band gap of ~1.45 eV and a high absorption coefficient. The most efficient CZTS cells tend to be slightly Zn-rich and Cu-poor.
Hartman, Katy; Newman, Bonna K.; Johnson, J. L.; Du, Hui; Fernandes, P. A.; Chawla, Vardaan; Bolin, Trudy; Clemens, Bruce M.; daCunha, Antonio F.; Teeter, Glenn; Buonassisi, Tonio   +1 more
core   +3 more sources

A Review on the Kesterite Cu2ZnSnS4 Prepared by Solvo/ Hydrothermal Method [PDF]

open access: yesJournal of Applied Sciences and Nanotechnology
Cu2ZnSnS4 (CZTS) is a promising material for use in solar cells. The distinctive characteristics of this substance include its abundance on earth, low cost, non-toxicity, high absorption coefficient, p-type conductivity, and ideal band gap.
Nabaa Allawi, Selma Al-Jawad
doaj   +1 more source

Quantification of 10B and 11B in Biological Samples in Translational Science and Clinical Applications for Boron Neutron Capture Therapy (BNCT)

open access: yesMedicinal Research Reviews, EarlyView.
ABSTRACT Boron neutron capture therapy (BNCT) is a targeted radiotherapy that exploits the selective accumulation of the 10B isotope within tumors, followed by irradiation with low‐energy neutrons to induce high linear energy transfer particles with short path lengths, resulting in localized tumor cell destruction while sparing surrounding healthy ...
Christoph Selg   +2 more
wiley   +1 more source

Inorganic Hole Transport Materials for Advancing n‐i‐p Perovskite Solar Cells: A Comprehensive Review

open access: yesSmall, EarlyView.
Inorganic hole transport materials are comprehensively reviewed for advanced n‐i‐p perovskite solar cells through improved photovoltaic parameters, reduced ion migration and enhanced operational stability. Metal oxides, chalcogenides and hybrid inorganic‐organic hole transport layers demonstrate strong potential for achieving efficient, durable and ...
Maham Akhlaq   +2 more
wiley   +1 more source

CZTS-model: Re-release for DOI tagging [PDF]

open access: yes, 2015
<p>This release covers the content of the initial publication in <a href="http://dx.doi.org/10.1039/C4TA00892H">J. Mater. Chem. A (2014)</a>, with some minor bug fixes and data released by Jonathan Scragg.
ajjackson   +3 more
core   +1 more source

.Effect of calcium substitutional doping on the structural and optical properties of kesterite Cu2ZnSnS4 thin films

open access: yesApplied Surface Science Advances
CZTS (Cu2ZnSnS4) kesterite-based solar cells represent promising low-cost and eco-friendly alternatives to traditional solar technologies. While CZTS absorber layers exhibit notable optical advantages, their solar cell efficiency remains below 15 %.
Mohammad Arab   +2 more
doaj   +1 more source

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