Results 201 to 210 of about 5,616 (276)

Triboluminescence of metal halide perovskite films. [PDF]

open access: yesLight Sci Appl
Tian H   +10 more
europepmc   +1 more source

Ultra‐Uniform Lithium‐Ion Transport Enabled by Supramolecular Polymeric Networks as Artificial Solid Electrolyte Interphase Layers for Highly Stable Lithium‐Ion Battery Anodes

open access: yesSmall, EarlyView.
Incorporation of p‐phenylenediamine (pPD) into the polymer–pPD supramolecular artificial SEI reduces the activation energy for Li‐ion desolvation at the interface and promotes Li‐ion transport through the layer, thereby ensuring uniform delivery of Li‐ion into the SCN and stable cycling performance regardless of the inherently uneven thickness of the ...
Jeong Won Ho   +14 more
wiley   +1 more source

Chiral‐Induced Spin‐Polarized Molecular Switching in a Magneto‐Controlled 2D System using Electrical Readouts

open access: yesSmall, EarlyView.
Through molecular engineering, an unconventional chiral 2D platform based on covalently functionalized 2D germanane achieved magneto‐controlled spin‐dependent electron transport, which can be further tuned through the enantiomeric configuration of the chiral ligand.
Yiming Lei   +6 more
wiley   +1 more source

Flattening Energy Puddles for Enhanced Charge Transport in Wrinkled WSe2

open access: yesSmall, EarlyView.
Strain‐inducing wrinkles in 1L‐WSe2 create carrier‐trapping energy puddles. Trioctylphosphine selenide (TOPSe) selectively passivates Se vacancies at these wrinkle sites, while steric hindrance suppresses basal‐plane reaction. Comprehensive suite of space‐resolved spectroscopic techniques reveals reduced nonradiative recombination, longer exciton ...
Dae Young Park   +20 more
wiley   +1 more source

High Open-Circuit Voltage-Fill factor product in perovskite solar cells enabled by ferroelectric heterojunction modulation. [PDF]

open access: yesNat Commun
Wu N   +15 more
europepmc   +1 more source

Chelating Coordination Regulates Perovskite Crystallization and Defect Passivation in Sn–Pb Perovskite Solar Cells

open access: yesSmall, EarlyView.
A chelating coordination strategy using ethylenediamine diacetate (EDDA) is introduced to regulate crystallization and passivate defects in Sn–Pb perovskite solar cells. Interfacial coordination at both buried and top surfaces suppresses Sn2+ oxidation, reduces defects, and enhances charge extraction, enabling over 23% efficiency with improved voltage,
Md. Abdul Karim   +9 more
wiley   +1 more source

Ultra-Thin Lead Sulfide Capping for Stabilizing Tin Halide Perovskite Solar Cells. [PDF]

open access: yesSmall
Chan PF   +9 more
europepmc   +1 more source

Revealing the Impact of Phase Transition on n = 1 2D Perovskite Photodetectors With Intrinsically Tunable Narrowband Detection

open access: yesSmall, EarlyView.
Spectrally tunable narrowband photoconductors have been achieved based on n = 1 2D perovskite (PEA)2PbBrxI4‐x. Achieved the highest D* of 1011 Jones at 20 V. This research revealed the two different stacking orders in pure compositions and studied phase segregation in mixed halides, which quenched device performance.
Ding Ding   +22 more
wiley   +1 more source

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