Results 191 to 200 of about 7,650 (259)

Optically Driven AuCu Alloying in Single Nanoparticles Revealed by In Situ TEM

open access: yesSmall, EarlyView.
In situ transmission electron microscopy with picosecond laser illumination reveals how single gold nanorods reversibly take up and release copper from their carbon support, forming homogeneous AuCu alloys. Laser fluence and illumination time serve as control parameters, making composition dynamically tunable, and with it the functional properties it ...
Francesca Scalerandi   +3 more
wiley   +1 more source

Fusion Energy and Tritium Fuel Cycle: Hydrogen Isotope Separation Technologies and Sorbent Materials

open access: yesSmall Methods, EarlyView.
This review surveys sorbent‐based materials for hydrogen isotope separation, a key challenge in fusion fuel processing. Different types of adsorbents are compared in terms of selectivity, kinetics, and operational practicality. Limitations of cryogenic operation and tritium compatibility are highlighted, providing guidance toward efficient, low tritium
Pankaj Sharma   +2 more
wiley   +1 more source

Near‐Atomic Investigation on the Elemental Redistribution During Coprecipitation of Nano‐Sized Kappa‐Type and B2 Precipitates in an Al‐Alloyed Lightweight Steel

open access: yessteel research international, EarlyView.
Elemental redistribution during coprecipitation of kappa (κ)‐type and B2 precipitates in an Al‐alloyed lightweight steel is revealed by atom probe tomography (APT) and density functional theory (DFT). Fe and Ni redistribution promotes the evolution of B2 phase from NiAl‐type toward FeAl‐type and improves the stability of κ and B2 phases during ...
Bowen Zou   +6 more
wiley   +1 more source

Tailoring Microstructure and Hardness in Maraging 300 Steel via 2.4 wt.% Niobium Addition and Controlled Aging Treatments

open access: yessteel research international, EarlyView.
High Nb (2.4 wt.%) addition to Maraging 300 steel drives lattice distortion and nanoscale Nb–Mo‐rich precipitation, confirmed by energy‐dispersive X‐ray spectroscopy mapping (Mo ~5.4 wt.%, Nb ~2.5 wt.%). Nanoindentation reveals strong matrix hardening (H >4.8 GPa) at 480°C aging, while 560°C induces ~1.92 vol.% reverted austenite, enabling tunable ...
Laylla Sharon B. Peixoto   +9 more
wiley   +1 more source

Multifaceted Behavior and Versatility Features of Ferritic Stainless Steels, Part II: Investigating Electromagnetic, Mechanical, and Corrosion Behavior

open access: yessteel research international, EarlyView.
This review's second part details the mechanical, corrosion, and electromagnetic behaviors of FSSs. It integrates the foundational microstructure (texture/defects/precipitates) and processing effects from Part I to establish and analyze complex property–property interrelationships critical for high‐performance applications.
Shahab Bazri   +2 more
wiley   +1 more source

Silver‐Decorated Graphene Mediates “Lithiene” Structured Interlayers for Ultrafast Lithium Transport in Solid‐State Batteries

open access: yesSusMat, EarlyView.
A two‐dimensional “lithiene” deposition mode is realized at the Li/Li6.5La3Zr1.5Ta0.5O12 interface through an Ag/reduced graphene oxide architecture. Silver nanoparticles function as nucleation seeds to reduce overpotential via epitaxial Li–Ag alloying, while rGO sheets facilitate electron transport and spatially confine lithium growth.
Huayan Huang   +14 more
wiley   +1 more source

Structural intermetallic compounds.

open access: yesBulletin of the Japan Institute of Metals, 1987
openaire   +2 more sources

DanMAX – a beamline for materials science using powder X‐ray diffraction, total scattering, and full‐field tomographic imaging

open access: yesJournal of Synchrotron Radiation, EarlyView.
The DanMAX beamline at the MAX IV laboratory is designed for in situ and in operando studies using powder X‐ray diffraction, total scattering, and full‐field imaging in the 15–35 keV energy range.DanMAX is a hard X‐ray materials science beamline at the ultra‐low emittance 3 GeV storage ring at the MAX IV laboratory.
Mads Ry Vogel Jørgensen   +17 more
wiley   +1 more source

Nanoprecipitate characterisation in NiTi and aluminium alloys: A TEM‐based overview

open access: yesJournal of Microscopy, EarlyView.
Abstract Nanoscale precipitates are central to the functional and mechanical performance of many advanced alloys, yet their characteristics and spatial distributions can be directly resolved only by electron microscopy. In this poster‐style article, focused ion beam‐prepared TEM lamellae are used to provide a microscopy‐focused overview of ...
Seyed Aref Golsorkhi   +3 more
wiley   +1 more source

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