Results 81 to 90 of about 163,024 (255)

Efficient and Durable Semitransparent Perovskite Solar Cells for the Application in 4T Perovskite/c‐Si Tandem Devices

open access: yesProgress in Photovoltaics: Research and Applications, EarlyView.
We present an optimized fabrication strategy incorporating a solution‐processed SnO2 buffer layer that prevents sputter‐induced damage during TCO deposition, enabling semitransparent perovskite solar cells with 21.87% efficiency, 27.15% in tandem, and exceptional long‐term stability under continuous illumination and outdoor conditions.
Satish Bykkam   +12 more
wiley   +1 more source

Highly Crystalline TiO2-MoO3 Composite Materials Synthesized via a Template-Assisted Microwave Method for Electrochemical Application

open access: yesCrystals, 2020
TiO2-MoO3 composite systems were successfully prepared using a template-assisted microwave method at molar ratios TiO2:MoO3 = 8:2, 5:5 and 2:8. The synthesized material systems were comprehensively characterized, in terms of their crystalline structure ...
Adam Kubiak   +9 more
doaj   +1 more source

“There Are Places Full of Beauty”: Desettling High School Students' Scientific Writing

open access: yesScience Education, EarlyView.
ABSTRACT This study contributes to desettling and expanding expectations about the forms of scientific language that belong in students' scientific writing. The primary empirical focus is the analysis of 52 high school student abstracts articulating community‐based investigations, submitted as part of their participation in a student conference in a ...
Alejandra Frausto Aceves
wiley   +1 more source

Síntese, caracterização e aplicação do trióxido de molibdênio na fotocatálise de efluente têxtil sintético

open access: yesCerâmica
Resumo Neste estudo o trióxido de molibdênio (MoO3) foi sintetizado pelo método hidrotérmico com temperatura fixa em 180 ºC nos tempos de 1 e 6 h, seguido de tratamento térmico por 6 e 12 h a 300, 450 e 600 ºC.
C. A. A. Silva   +2 more
doaj   +1 more source

Promising molybdenum trioxide films for optically detectable gas sensor and solar cell applications

open access: yesMaterials Research Express, 2020
Sub-stoichiometric molybdenum trioxide (MoO3−x) thin films were grown by thermal evaporation techniques on glass, single crystal silicon Si and Fluorine doped Tin Oxide (FTO) glass substrates with different thicknesses.
H. Ali   +3 more
semanticscholar   +1 more source

Compositional Gradient–Engineered Ti–WO3 Films for Simultaneous Enhancement of Coloration Efficiency and Mechanical Robustness

open access: yesSmall, EarlyView.
A gradient Ti‐doped WO3 electrochromic film is developed via dynamic co‐sputtering, enabling depth‐dependent band engineering and strain regulation. The gradient structure induces a built‐in electric field across the film thickness that enhances coupled ion–electron transport while improving mechanical robustness.
Fang Luo   +4 more
wiley   +1 more source

The plasma-chemical mechanism of surface destruction of the diagnostic system components inside EAST vacuum vessel

open access: yesNuclear Materials and Energy
The study investigates the causes of surface degradation of the retro reflectors, made of polycrystalline molybdenum, used in the optical diagnostic polarimeter/interferometer (POINT) system on the EAST tokamak.
L.G. Lobanova   +8 more
doaj   +1 more source

Study of Chromium-Frit-Type Coatings for High-Temperature Protection of Molybdenum [PDF]

open access: yes
The achievement of more compact and efficient power plants for aircraft is dependent, among other factors, on the perfection of heat-resisting materials that are superior to those in current use.
Bolz, L H   +3 more
core   +1 more source

A facile method to prepare hexagonal molybdenum trioxide microrods [PDF]

open access: yes, 2014
We report the successfully preparation of straight and well faceted hexagonal - MoO 3 rods by a simple method consisting o f a thermal treatment at low temperature applied to molybdenum diluited in a mixture of HCl and HNO 3.
CAMACHO LOPEZ, MIGUEL ANGEL   +3 more
core  

Facile Hydrogen Evolution Reaction on WONanorods [PDF]

open access: yes, 2007
Tungsten trioxide nanorods have been generated by the thermal decomposition (450 °C) of tetrabutylammonium decatungstate. The synthesized tungsten trioxide (WO3) nanorods have been characterized by XRD, Raman, SEM, TEM, HRTEM and cyclic voltammetry.
Janarthanan Rajeswari   +69 more
core   +1 more source

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