Results 171 to 180 of about 40,382 (313)

Formability of in-situ Austempered Transformation-induced Plasticity Steels After Laser Beam Welding [PDF]

open access: diamond, 2018
Vágner Braga   +3 more
openalex   +1 more source

Spectroscopic Reactor for Operando Investigations Made by Additive Manufacturing for High‐Pressure Catalysis Applications

open access: yesChemistry–Methods, Volume 6, Issue 1, January 2026.
A spectroscopic reactor for operando X‐ray studies under high‐pressure conditions is developed and fabricated via additive manufacturing. Its two‐zone design allows independent temperature control and catalyst loading, enabling studies at different conversion levels. A large window permits spatially‐resolved X‐ray analysis.
Mariam L. Schulte   +8 more
wiley   +1 more source

A Shock‐Tube Facility for Gas‐Phase Chemical Kinetics Studies: Design, Validation, and Application for Methane Oxidation

open access: yesChemistry–Methods, Volume 6, Issue 1, January 2026.
A high‐pressure shock‐tube facility is developed to investigate high‐temperature chemical‐kinetics for next‐generation combustion systems. The design enables extended test times and integrates multiple optical diagnostics for time‐resolved species detection.
Sulaiman A. Alturaifi   +8 more
wiley   +1 more source

Laser Welding in Space [PDF]

open access: yes
Solidification type welding process experiments in conditions of microgravity were performed. The role of convection in such phenomena was examined and convective effects in the small volumes obtained in the laser weld zone were observed.
Kaukler, William F., Workman, Gary L.
core   +1 more source

Strategies for achieving real‐world robustness in topologically engineered surfaces with special wettability

open access: yesDroplet, Volume 5, Issue 1, January 2026.
Engineered topologies surfaces with special wettability are promising for their ability to precisely customize wetting behaviors and incorporate versatile functionalities, setting them apart from randomly structured surfaces. However, robustness and durability have been hurdles to their broad application.
Sin‐Yung Siu   +6 more
wiley   +1 more source

Controlled Mechanical Anisotropy in 3D‐Printed Thermoplastic Elastomeric Composites

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 1, January 2026.
This work achieves controlled mechanical anisotropy through the spatial arrangement of soft and rigid segments using ABS+TPE core–shell filaments. Unidirectional raster localization enables targeted bending, providing precise mechanical control.
Nikhil A. Patil   +7 more
wiley   +1 more source

Unveiling the Unprecedented Optical Properties of Citrate‐Stabilized Hollow AgAu Nanoshells Under Photothermal Irradiation

open access: yesSmall Science, Volume 6, Issue 1, January 2026.
When photothermally irradiated, hollow gold nanoshells prepared using silver nanoparticles as templates and stabilized by citrate, exhibit unexpected optical changes. The localized surface plasmon resonance is blueshifts, and more surprisingly, the surface‐enhanced Raman scattering intensity of an adsorbed analyte increases.
Gregory Q. Wallace   +9 more
wiley   +1 more source

A Comparative Study of the Heat Input During Laser Welding of Aeronautical Aluminum Alloy AA6013-T4

open access: yesJournal of Aerospace Technology and Management, 2018
The heat input is the amount of energy supplied per unit length of the welded workpiece. In this study, the effect of two different heat inputs in laser beam welding of a high strength aluminum alloy AA6013-T4 was evaluated from macrostructural and ...
Bruno Nazário Coelho   +3 more
doaj  

Dual-beam laser welding and seam accurately tracking control for 3D T-joint

open access: diamond, 2019
Shihua Gong   +4 more
openalex   +1 more source

Proof of concept to analyze process emissions during laser beam welding at different ambient pressures

open access: diamond, 2022
Christian Frey   +4 more
openalex   +1 more source

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