Results 191 to 200 of about 69,639 (276)

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

Ammonia Borane All-In-One Modification Strategy Enables High-Performance Perovskite Solar Cells. [PDF]

open access: yesNanomicro Lett
Ma J   +8 more
europepmc   +1 more source

A Liquid Ge(IV) Precursor for Low Temperature Plasma Enhanced Atomic Layer Deposition of Germanium Oxide Thin Films

open access: yesSmall, EarlyView.
Utilizing the 3‐(N,N‐dimethylamino)propyl (DMP) ligand, the new liquid Ge(IV) precursor [Ge(DMP)4] has been developed, which possesses adequate volatility, reactivity, and exceptional thermal stability. This precursor is capable of low‐temperature processing of GeO2 and GeOx with tunable film composition and sub‐nm thickness control in a range from 40 ...
Florian Preischel   +10 more
wiley   +1 more source

ZIF-8/SnO<sub>2</sub> based high sensitivity ethylene gas sensor with Au-GO doped. [PDF]

open access: yesMicrosyst Nanoeng
Zhou T   +7 more
europepmc   +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

Colloidal Quasi‐2D Cs2AgBiBr6 Double Perovskite Nanosheets: Synthesis and Application as High‐Performance Photodetectors

open access: yesSmall, EarlyView.
Layered quasi‐2D Cs2AgBiBr6 nanosheets, with large lateral dimensions of up to 1.4 µm, which are only a few nanometers thick, were synthesized as a result of systematic investigation of the roles of ligands and reaction temperature. The nanosheets were used to develop high‐performance photodetectors, yielding detectivity in the order of 1012 Jones with
Pannan I. Kyesmen   +4 more
wiley   +1 more source

Facet‐Engineered ZnO as an Interfacial Regulator for Stable Lithium Metal Anodes

open access: yesSmall, EarlyView.
Programmable electrothermal‐wave (ETW) processing enables precise facet and morphology control of ZnO, redefining it as an interfacial regulator for stabilizing Li‐metal anodes. ETW‐controlled crystallization modulates diffusion pathways to produce facet‐specific and morphology‐defined ZnO that governs Li nucleation.
Kyungmin Kim   +8 more
wiley   +1 more source

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