Results 211 to 220 of about 30,908 (277)

Recent Advances on Self‐Powered Metal Halide Perovskite Photodetectors

open access: yesEcoEnergy, EarlyView.
This review outlines that metal halide perovskites, with high absorption coefficient and carrier mobility, enable self‐powered photodetectors. These devices operate without external power, with improvements via structural optimization, film engineering, and defect passivation, showing promise in smart sensors and Internet of Things applications ...
Guoqing Xiong   +5 more
wiley   +1 more source

“Win‐Win” Structural Engineering of Chinese Herb Residues‐Derived Porous Graphitic Carbons: Decoupling the Porosity‐Graphitization Antagonism for Ultrahigh‐Rate Supercapacitors

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This work proposes a strategy that overcomes the porosity‐graphitization antagonism in carbon materials, converting Sargentodoxa cuneata residue into porous graphitic carbons to enable sustainable, high‐performance energy storage from biomass waste. The antagonism between porosity and graphitization critically limits carbon supercapacitor performance ...
Chuixiong Kong   +5 more
wiley   +1 more source

Unveiling structural effects on the DC conductivity of warm dense matter via terahertz spectroscopy and ultrafast electron diffraction. [PDF]

open access: yesNat Commun
Ofori-Okai BK   +16 more
europepmc   +1 more source

Consecutive D‐Band Center Regulation of Yolk‐Shell Co8FeS8‐FexCy for Enhanced Water Oxidation and Microwave Absorption

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Bifunctional Co8FeS8‐FeXCy for oxygen evolution and microwave absorption. Electronic modulation for balancing oxygen intermediates bending energy over oxygen evolution catalytic active sites is one of the most critical factors but still remains challenging.
Bin Wang   +7 more
wiley   +1 more source

High-order harmonic generation in an organic molecular crystal. [PDF]

open access: yesNat Commun
Wiechmann FE   +8 more
europepmc   +1 more source

Bio‐Inspired Ordered WO3 Nano‐Helixes Enable Multi‐Band Electrochromic Smart Windows with Ultrafast Switching and Robust Cyclability

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Biomimetic ordered nano‐helix WO3 films enable multi‐band electrochromic photothermal management across the visible, near‐infrared, mid‐ and long‐wave infrared spectra, with ultrafast switching (<3 s) and robust durability (>10 000 cycles). These findings establish new paradigms for next‐generation photothermal management systems and energy‐efficient ...
Pan Li   +9 more
wiley   +1 more source

Direct Observation of the Exciton-Polaron in Single CsPbBr<sub>3</sub> Quantum Dots. [PDF]

open access: yesACS Nano
Shen Z   +30 more
europepmc   +1 more source

Twenty‐Minute Microwave‐Enabled Dual‐Anion Nickel Sulfoselenide Anodes for High‐Capacity Sodium/Potassium‐Ion Batteries and Durable Pouch Cells

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A dual‐anion‐assisted strategy is proposed for designing bi‐functional high‐performance anodes. The preparation of NiSSe/N‐C within 20 min demonstrates rapid Na+/K+ reaction kinetics, exceptional rate capability, and remarkable cycling stability. Nickel‐based materials are promising anode candidates for sodium‐ion batteries and potassium‐ion batteries ...
Yayun Zheng   +6 more
wiley   +1 more source

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