Results 211 to 220 of about 74,643 (325)

Ultralow-frequency ultranarrow-bandwidth coherent terahertz imaging for nondestructive testing of mortar material

open access: gold, 2022
Yu Tokizane   +7 more
openalex   +1 more source

Covalent Organic Framework Nanofilm Heterojunctions: Lamination Effect and Suppressed Self‐Discharge in Flexible Micro‐Supercapacitors Energy Storage

open access: yesSmall, EarlyView.
Tailored sandwich‐type COF heterojunctions achieve optimal capacitance and energy density through H⁺ ion lamination and π‐electron conduction, demonstrating the potential for miniaturized and flexible energy storage devices. Abstract Covalent organic frameworks (COFs) nanofilms with well‐ordered channels and highly active interfaces have great ...
Xiaoyang Xu   +8 more
wiley   +1 more source

Exploration of Copper Halide Linear‐Array Detector Prototype for Security Checks

open access: yesSmall, EarlyView.
Mn‐doped Cs3Cu2I5 is demonstrated as a highly promising scintillator for X‐ray imaging, featuring high light yield, a low detection limit, and negligible afterglow. A linear‐array detector prototype based on the Mn‐doped Cs3Cu2I5 delivers a spatial resolution of 1.1 lp/mm in food‐safety and security inspections, marking a significant advance in the ...
Yang Zhou   +7 more
wiley   +1 more source

Holographic Nondestructive Testing [PDF]

open access: yesJournal of Applied Mechanics, 1976
Robert K. Erf, R. J. Sanford
openaire   +1 more source

Recycling End‐of‐Life Solid Oxide Cell Interconnect Assemblies into Commercial‐Grade AISI 304 Stainless Steels

open access: yessteel research international, EarlyView.
This study validates a recycling pathway for converting interconnect assemblies from end‐of‐life SOC stacks into commercial‐grade AISI 304 steels. Using scrap‐based steelmaking operations, austenitic cast steels with <4.0% δ‐ferrite are successfully produced.
Jeraldine Lastam   +7 more
wiley   +1 more source

Increasing the Reuse Potential of High‐Strength Steels by Extending the Fatigue Life through Surface Treatments

open access: yessteel research international, EarlyView.
Surface reconditioning through mechanical and electrochemical polishing is shown to extend the fatigue life of predamaged 42CrMo4 steel by over 12 times. By removing ≈100 μm of surface material, surface‐driven fatigue damage is mitigated. This study introduces a reuse potential metric to evaluate fatigue recovery and support sustainable steel reuse. To
Ayush Shrivastava   +7 more
wiley   +1 more source

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