Results 201 to 210 of about 70,373 (283)

Defect Passivation via Plasma Modification of Lead Halide Perovskite Thin Films

open access: yesProgress in Photovoltaics: Research and Applications, EarlyView.
We demonstrate that exposure of perovskite thin films to diffuse coplanar surface barrier discharge nitrogen plasma leads to an increase in photoluminescence, attributed to reduced defect densities. This results in implied open‐circuit voltage improvement of up to 80 mV and finalized solar cell open‐circuit gains up to 60 mV.
Ales Vlk   +12 more
wiley   +1 more source

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

Wide-Range Adaptive Metal Oxide for Hydrogen Sulfide Detection From Earth to Space-Like Environments. [PDF]

open access: yesAdv Sci (Weinh)
Chen X   +9 more
europepmc   +1 more source

A Comparative Evaluation of Carbonaceous and Alloy Type Anodes for Sodium‐Ion Batteries: Capacity, Scalability, and Sustainability Perspectives

open access: yesSmall, EarlyView.
This review critically compares the electrochemical performance of carbon‐based and alloy‐type anodes for sodium‐ion batteries, with an emphasis on strategies that enhance practical deployment. It highlights how synergistic optimization of microstructure, electrolyte, and presodiation improves hard carbon, while nanostructuring and interfacial ...
Anele Tshaka   +3 more
wiley   +1 more source

Titanium Dioxide Induced Immobilization of Small Platinum Nanoparticles on Carbon Spherogels: A Strategy Towards Stable and Efficient Electrocatalysts for the Hydrogen Evolution Reaction

open access: yesSmall, EarlyView.
Platinum nanoparticles are immobilized on hollow carbon spherogels using supercritical deposition, enabling precise control over nanoparticle size, loading, and spatial distribution. Incorporation of an internal TiO2 sublayer in the hollow sphere support induces enhanced metal–support interactions, markedly improving hydrogen evolution activity and ...
Philip S. Pein   +11 more
wiley   +1 more source

B, N, and O Co‐Doped Nanoporous Activated Carbon With High Surface Area and Hierarchical Porous Structure for Enhanced Li‐Ion Battery and Supercapacitor Performance

open access: yesSmall, EarlyView.
The current research demonstrates co‐activation strategy for the development of heteroatom‐doped hierarchical nanoporous carbon for energy storage application, both in lithium‐ion batteries and supercapacitors. ABSTRACT Nanoporous carbon materials with tunable physicochemical characteristics, such as high surface area, promising conductivity, and ...
P. A. Aleena   +6 more
wiley   +1 more source

Chemisorption vs. Physisorption in Perfluorinated Zn(II) Porphyrin-SnO<sub>2</sub> Hybrids for Acetone Chemoresistive Detection. [PDF]

open access: yesMolecules
Minnucci M   +8 more
europepmc   +1 more source

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