Results 111 to 120 of about 14,795 (254)

Characterization of Macro/Microstructure and Corrosion Resistance of Austenitic Gas Tungsten Arc Welding Cladding

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
Cladding is a proven method that boosts the surface qualities of mechanical parts by applying a layer of more durable material over a base substrate. This work responds to the needs of offshore and pressure vessels sectors by focusing on cladding a super austenitic steel onto low‐carbon steel through gas tungsten arc welding.
E. J. da Cruz Junior   +6 more
wiley   +1 more source

Raman amplification and pulsed lasing in cladding-pumped germanosilicate fiber

open access: yes
We report for the first time Raman amplification in a cladding-pumped fiber. The double-clad germanosilicate fiber was pumped by a Q-switched Er-Yb co-doped fiber laser at 1570 nm. The power conversion efficiency was up to 36%, with a slope of 64%
Selvas, R.   +5 more
core  

Laser cladding using scanning optics

open access: yes, 2012
Laser cladding using scanning optics is a relatively little studied matter. Scanning optics makes the adjustment of laser beam interaction zone numerically possible and it is, therefore, a more flexible optical tool than the conventional static optics. A
Pekkarinen, Joonas   +5 more
core   +1 more source

Recent Advances in the Laser‐Based Fabrication and Applications of High‐Entropy Alloy Nanoparticles

open access: yesMetalMat, Volume 3, Issue 2, June 2026.
This review presents recent advances in the laser‐based fabrication of high‐entropy alloy nanoparticles, focusing on scalable, environmentally friendly, and compositionally tunable synthesis methods. It highlights the critical influence of laser parameters on nanoparticle size, phase, and morphology, enabling tailored properties for applications in ...
Bibek Kumar Singh   +4 more
wiley   +1 more source

High‐Power Single‐Quantum‐Well 376 nm Ultraviolet A Laser with Low‐Threshold Current Density

open access: yesphysica status solidi (RRL) – Rapid Research Letters, Volume 20, Issue 6, June 2026.
A 376 nm ultra‐violet A (UV‐A) laser diode is demonstrated using a GaN waveguide and single‐quantum‐well active region to reduce optical loss and structural strain while improving carrier distribution. The device achieves 2.36 W output power, 822.9 mW/A slope efficiency, and 5.89 kA/cm2 threshold current density, showing a promising route toward high ...
Guangying Wang   +10 more
wiley   +1 more source

Atom Probe Tomography‐Based Analysis of Residual Trace Elements in Advanced Metallic Materials

open access: yesRare Metals, Volume 45, Issue 6, June 2026.
ABSTRACT Residual trace elements inherited from raw materials strongly influence the mechanical and environmental performance of advanced metallic alloys and recycling materials due to preferable boundary/interface segregation and resultant embrittlement effects, yet their parts per million level concentrations pose significant challenges to ...
Congcong Li   +17 more
wiley   +1 more source

Evaluation of the effect of ND:YVO4 laser parameters on internal micro-channel fabrication in polycarbonate [PDF]

open access: yes, 2011
This paper presents the development of Artificial Neural Network (ANN) models for the prediction of laser machined internal micro-channels’ dimensions and production costs.
Brabazon, Dermot, Karazi, Shadi
core  

Two‐Stage Isothermal Transformation of Austenite into Nanobainite in a Chemically Inhomogeneous Medium‐Alloy Steel Containing 0.5 wt% C

open access: yessteel research international, Volume 97, Issue 6, Page 3308-3327, June 2026.
The effect of chemical inhomogeneity on the microstructure and properties of nanobainitic steel is investigated. A two‐stage isothermal heat treatment that produced a more uniform microstructure is designed. The first‐stage temperature is higher than the MS of depleted bands; conversely, the second‐stage temperature is lower than the first‐stage ...
Bogdan Garbarz   +5 more
wiley   +1 more source

Detecting the extent of co-existing anomalies in additively manufactured metal matrix composites through explainable selection and fusion of multi-camera deep learning features

open access: yesVirtual and Physical Prototyping
Process development for customised additively manufactured materials is challenging and labour-intensive. Advanced in-situ monitoring coupled with modern machine learning (ML) methods can expedite defect detection and qualification of additive ...
Mutahar Safdar   +5 more
doaj   +1 more source

Laser Cladding.

open access: yesJournal of the Japan Welding Society, 1995
Makino, Yoshinobu, Honda, Keizoh
openaire   +2 more sources

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