Results 291 to 300 of about 8,535,445 (389)

Cryo‐Exfoliation Synthesis of Borophene and its Application in Wearable Electronics

open access: yesAdvanced Science, EarlyView.
This article introduces a novel cryo‐exfoliation method for synthesizing borophene, utilizing rapid quenching with liquid nitrogen and mild sonication to achieve scalable, high‐purity nanosheets. The study explores advanced characterizations, molecular dynamics simulations, and borophene‐based nanocomposites for wearable electronics, demonstrating its ...
Zhixuan Li   +6 more
wiley   +1 more source

Surface Engineering‐Induced d‐Band Center Down‐Regulation in High‐Entropy Alloy Nanowires for Enhanced Nanozyme Catalysis

open access: yesAdvanced Science, EarlyView.
PtRuFeCoNi HEA NWs are synthesized by adjusting the metal composition and surface‐engineered with PDA to create HEA NWs@PDA nanozymes with superior catalytic activities and photothermal properties. DFT calculations confirm that self‐polymerized PDA surface engineering moderately lowers the d‐band center of the HEAs, optimizes the surface charge ...
Kunyang Feng   +10 more
wiley   +1 more source

Realizing High Performance in Flexible Mg3Sb2−xBix Thin‐Film Thermoelectrics

open access: yesAdvanced Science, Volume 12, Issue 19, May 22, 2025.
A p‐type Mg3Sb2−xBix thin film is prepared using a magnetron sputtering method combined with ex situ annealing. The performance and microstructural changes of the material are analyzed under varying Bi compositions. It is found that when x = 0.9, the Mg3Sb1.1Bi0.9 thin film achieved a power factor of 3.771 µW cm−1 K−2 and a ZT value of 0.242 at 500 K ...
Boxuan Hu   +8 more
wiley   +1 more source

General Screening Rules and Segmented Optimization Strategy for Efficient Thermoelectric Devices Validated by Mg3(Sb,Bi)2/Bi0.5Sb1.5Te3‐GeTe Module

open access: yesAdvanced Science, EarlyView.
By leveraging the materials' compatibility, optimized matching relationships are established to enhance the performance of segmented thermoelectric devices. To validate this approach, a segmented thermoelectric generator is fabricated incorporating n‐type Mg3(Sb,Bi)2 and p‐type Bi0.5Sb1.5Te3‐GeTe.
Kai‐Yu Yang   +12 more
wiley   +1 more source

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