Results 91 to 100 of about 5,049 (222)

Optically‐Coupled X‐Ray Computed Laminography System for High‐Speed Inspection of Lithium‐Ion Batteries

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This study presents an optically coupled X‐ray computed laminography system for high‐speed inspection of lithium‐ion batteries. A scintillator serving as a virtual detector decouples spatial resolution from the X‐ray focal spot size, enabling defect detection even with large‐spot, high‐power X‐ray tubes.
Jaeyoung Im   +4 more
wiley   +1 more source

Large‐Scale Flow Toward Low‐Velocity Anomalies Reconciles Seismic and Geodynamic Constraints in the Deepest Mantle Beneath Alaska

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 2, February 2026.
Abstract Deep mantle downwellings are typically located away from the two Large Low‐Velocity Provinces (LLVPs) in Earth's mantle. Geodynamic models based on global seismic tomography generally predict that convective flow at the core‐mantle boundary spreads laterally away from downwelling regions and toward LLVPs.
Jonathan Wolf
wiley   +1 more source

An Epsilon‐Near‐Zero‐Based Nonlinear Platform for Ultrafast Re‐Writable Holography

open access: yesNanophotonics, Volume 15, Issue 2, 27 January 2026.
We show that an unstructured, sub‐wavelength thick epsilon‐near‐zero material, such as ITO, can be efficiently used for ultrafast re‐writable holography over a broad bandwidth range. We showcase two powerful applications of our scheme, that is, spatial structuring of light and optical computation.
M. Zahirul Alam   +5 more
wiley   +1 more source

Water‐Induced Local Redox Reactions on Individual Ti3C2Tx MXene Flakes in Aqueous Environment

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 4, 22 January 2026.
The local chemistry of individual Ti3C2Tx MXene flakes and confined water are investigated by in situ Scanning Transmission X‐ray Microscopy (STXM) in aqueous environment. We reveal water‐induced redox reactions non‐uniformly distributed over the MXene flakes upon sequential exposure to acidic and neutral aqueous solution containing alkali cations ...
Faidra Amargianou   +10 more
wiley   +1 more source

Imaging using Bragg and Fresnel diffraction of hard X-rays [PDF]

open access: bronze, 2000
Peter Cloetens   +5 more
openalex   +1 more source

High‐Entropy Alloy Design Toward Cobalt Substitution for High Hardness and Low Wear Rate Using X–Cr–Fe–Mn–Ni System

open access: yesAdvanced Engineering Materials, Volume 28, Issue 2, January 21, 2026.
This study explores the replacement of cobalt using the high‐entropy alloy design strategy for wear‐resistant components operating at high temperatures. Starting from the Cantor alloy, cobalt is substituted with Cu, Al, V, or Mo. Metallurgical and tribological analyses reveal that aluminum, vanadium, and molybdenum effectively strengthen the developed ...
Rafaël Jénot   +5 more
wiley   +1 more source

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