Results 201 to 210 of about 1,108 (256)

Stoichiometry‐Driven Interdependencies in PECVD a‐SiNx:H Films: Linking Hydrogen Behavior, Optical Properties, and c‐Si Solar Cell Performance

open access: yesSmall, EarlyView.
Stoichiometry control in PECVD a‐SiNx:H films governs hydrogen bonding, film mass density, optical response, and metallization‐induced shunting in crystalline silicon solar cells. Balanced SiH4/NH3 flow defines a practical processing window that improves passivation while limiting reflection, absorption, and Ag‐related leakage.
Munse Kim   +14 more
wiley   +1 more source

Triplet Energy Transfer Strategy for Visible Light Activation of Bio‐Based Oxime Esters in Photopolymerization and 3D Printing

open access: yesSmall, EarlyView.
Bio‐based oxime esters are converted into efficient metal‐free photoinitiators for 405 nm LEDs and sunlight by Dexter‑type triplet energy transfer from ITX, enabling fast and deep visible light curing, high‐resolution 3D printing and improved cytocompatibility.
Kaidan Yang   +10 more
wiley   +1 more source

UV Index from ERA5 reanalysis. [PDF]

open access: yesSci Rep
Teggi S   +4 more
europepmc   +1 more source

Metal/Si Nanowire Arrays for Hot Electron Catalysis

open access: yesSmall, EarlyView.
Silicon nanowire arrays enhance plasmon‐driven catalysis by strengthening light–matter interactions on Au and Ag nanostructured coatings. Hotspot accessibility, rather than near‐field intensity alone, governs photocatalytic performance, while Ag nanoshells exhibit superior activity. The work establishes high‐surface‐area Si nanowire arrays as versatile
Theresa Bartschmid   +7 more
wiley   +1 more source

Global solar energy potential forecasting through machine learning and deep learning models. [PDF]

open access: yesSci Rep
Raza MA   +6 more
europepmc   +1 more source

Rational Design of LiNi1‐xFexO2 Electrodes for Enhanced Oxygen Evolution Reaction Under Power‐Fluctuating Operations in Alkaline Water Electrolysis

open access: yesSmall Methods, EarlyView.
We develop Fe‐incorporated LiNiO2 for the OER in alkaline media, where Fe enhances Ni3+ oxidation state and optimizes eg orbital filling, significantly improving activity under power fluctuations. ABSTRACT The electrochemical performance of alkaline water electrolyzers is hindered by power fluctuations when integrated with renewable energy sources in ...
Younghan Jung   +9 more
wiley   +1 more source

Plasma‐Enabled Simultaneous Synthesis and Nano‐Anchoring of TiO2−x Nanolayers on Mesoporous Bio‐Silica for Effective Photodegradation of Tetramethylammonium Hydroxide

open access: yesSusMat, EarlyView.
A defect‐rich TiO2−x nanolayer was simultaneously synthesized and nano‐anchored on a mesoporous bio‐silica (diatomite) through a rapid, low‐temperature atmospheric‐pressure plasma process in aqueous media. The optimized TiO2−x/bio‐silica composite (DE 700) exhibits oxygen vacancies, an anatase–rutile heterointerface, broad solar‐spectrum absorption ...
Ali M. Abou‐Elanwar   +14 more
wiley   +1 more source

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