Nanoscale design for high entropy alloy electrocatalysts

Y Li, Z Yao, W Gao, W Shang, T Deng, J Wu - Small, 2024 - Wiley Online Library
Due to their distinctive physical and chemical characteristics, high entropy alloys (HEAs), a
class of alloys comprising multiple elements, have garnered a lot of attention. It is …

Review and perspectives of carbon-supported platinum-based catalysts for proton exchange membrane fuel cells

X Hu, B Yang, S Ke, Y Liu, M Fang, Z Huang… - Energy & Fuels, 2023 - ACS Publications
The proton exchange membrane fuel cell (PEMFC) is a fast growing next-generation energy
conversion technology, which has broad application prospects in electric vehicles, such as …

Nanostructure engineering of Pt/Pd-based oxygen reduction reaction electrocatalysts

L Li, X Ye, Q Xiao, Q Zhu, Y Hu, M Han - Physical Chemistry Chemical …, 2023 - pubs.rsc.org
Increasing the atomic utilization of Pt and Pd elements is the key to the advancement and
broad dissemination of fuel cells. Central to this task is the design and fabrication of highly …

Regioselective epitaxial growth of metallic heterostructures

X Huang, J Feng, S Hu, B Xu, M Hao, X Liu… - Nature …, 2024 - nature.com
Constructing regioselective architectures in heterostructures is important for many
applications; however, the targeted design of regioselective architectures is challenging due …

Realization of Au81Pd2Pt9-S8B4. 6A3. 4 aerogels as superior catalysts toward HER and ORR by synergism of coarse and fine tuning d-band center of Pt

Y Fan, X Zhang, M Zhang, X Yue, W Du… - Chemical Engineering …, 2023 - Elsevier
In this work, the as-prepared Au 81 Pd 2 Pt 9-S 8 B4. 6A3. 4 aerogels are composed of cores
(Au) and alloyed shells (Pd, Pt, Pd 2.8 S, PtS and Pd (II)-Pt (II) S 2). Thanks to the synergistic …

Slowly Removing Surface Ligand by Aging Enhances the Stability of Pd Nanosheets toward Electron Beam Irradiation and Electrocatalysis

Y Zhang, S Han, S Zhu, R Chen, T Li, Z Lyu… - Angewandte …, 2023 - Wiley Online Library
Surface ligands play an important role in shape‐controlled growth and stabilization of
colloidal nanocrystals. Their quick removal tends to cause structural deformation and/or …

Unveiling Core–Shell Structure Formation in a Ni3Fe Nanoparticle with In Situ Multi-Bragg Coherent Diffraction Imaging

C Chatelier, C Atlan, M Dupraz, S Leake, N Li… - ACS …, 2024 - ACS Publications
Solid-state reactions play a key role in materials science. The evolution of the structure of a
single 350 nm Ni3Fe nanoparticle, ie, its morphology (facets) as well as its deformation field …

A catalyst family of high-entropy alloy atomic layers with square atomic arrangements comprising iron-and platinum-group metals

CY Wu, YC Hsiao, Y Chen, KH Lin, TJ Lee, CC Chi… - Science …, 2024 - science.org
We report a catalyst family of high-entropy alloy (HEA) atomic layers having three elements
from iron-group metals (IGMs) and two elements from platinum-group metals (PGMs). Ten …

RuIn Solid-Solution Alloy Nanoparticles with Enhanced Hydrogen Evolution Reaction Activity

X Zhou, M Mukoyoshi, K Kusada… - ACS Materials …, 2023 - ACS Publications
We report the synthesis of novel RuIn solid-solution alloy nanoparticles (NPs) via the
electrochemical cleaning of RuIn@ InO x NPs. By alloying In to Ru, the RuIn NPs exhibited …

Twin Proliferation and Prolongation under Kinetic Control: Pd–Au Janus Icosahedra versus Pd@Au Core–Shell Starfishes

X Qiu, V Pawlik, S Zhou, J Tao… - Journal of the American …, 2023 - ACS Publications
Heterogeneous bimetallic nanocrystals featuring explicit spatial configurations and
abundant twin defects can simultaneously enable geometric and ligand effects to enhance …