Results 161 to 170 of about 1,652,003 (235)

Direct Imaging Reveals the Atomic Mechanism of Active-Site Formation in Nanoclusters for Hydrogen Production. [PDF]

open access: yesAdv Mater
Kohlrausch EC   +11 more
europepmc   +1 more source

Cobalt Single‐Atom Sites Engineered in Poly(Heptazine Imide) Photocathodes as Benchmark for Alkaline Hydrogen Evolution: A Comparative Transition Metal Study

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cobalt single‐atoms in poly(heptazine imide) photocathodes maximize active‐site availability and outperform Fe, Cu, and Na in alkaline hydrogen evolution. Atomic precision (not bulk loading) proves predominance, establishing a design principle for the next generation of solar fuel devices.
Izadora F. Reis   +11 more
wiley   +1 more source

On the Structural Evolution Mechanism of Lignin‐Derived Hard Carbon for Refining Sodium‐Ion Storage

open access: yesElectron, EarlyView.
The lignin‐derived hard carbons with different microstructures were prepared under different carbonization temperature (600°C–1600°C) and carbonization time (0–6 h). The correlation between the local structure of all hard carbons and sodium‐ion storage performance was statistically analyzed. The optimized hard carbon anode has high‐rate performance and
Lei Zhong   +6 more
wiley   +1 more source

Research advances in metal halides for flexible indirect X‐ray imaging

open access: yesFlexMat, EarlyView.
This review focuses on the preparation of flexible scintillators and provides an in‐depth discussion of the preparation methods and optimization of flexible films and flexible amorphous materials for MHs X‐ray indirect detectors. The content covers characterization methods for flexible materials, the selection of flexible substrates, optimization ...
Tianyu Xie   +3 more
wiley   +1 more source

Direct synthesis of amorphous metal-organic frameworks from nanoclusters. [PDF]

open access: yesNat Commun
Baun NL   +5 more
europepmc   +1 more source

Biosensors for Food Safety and Adulteration Monitoring: Applications, Smart Packaging Integration, and Pathways to Intelligent, Field‐Deployable Detection Systems

open access: yesFood Safety and Health, EarlyView.
Biosensors enable rapid, sensitive, and portable detection of pathogens, contaminants, allergens, and food adulteration. Integration with smart packaging, smartphones, IoT, and machine learning supports real‐time monitoring and intelligent decision‐making, whereas microfluidics, biodegradable materials, explainable AI, and blockchain offer pathways ...
Mohima Akther Any   +7 more
wiley   +1 more source

Lewis Acid/Base Au-Mn Pairs in Metal Nanoclusters for Enhanced Photocatalytic C(sp<sup>2</sup>)-H Arylation. [PDF]

open access: yesAngew Chem Int Ed Engl
Hao DB   +11 more
europepmc   +1 more source

Activation and Detection of Forbidden Low‐Frequency Raman Modes in MoS2 by Near‐Field Gradient Illumination

open access: yesLaser &Photonics Reviews, EarlyView.
Low‐frequency Raman‐forbidden interlayer phonons in 2D materials are typically hidden by selection rules. Here, we demonstrate that plasmonic near‐field gradients can activate and detect these forbidden low‐frequency modes in a few‐layer MoS2 sample, unveiling a gradient‐driven mechanism for revealing hidden interlayer vibrations and breaking symmetry.
Zhen Zong   +5 more
wiley   +1 more source

Electrochromic Adaptive Solar Heater and Sub-Ambient Passive Daytime Radiative Cooler. [PDF]

open access: yesAdv Mater
Sui C   +11 more
europepmc   +1 more source

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