Results 141 to 150 of about 11,240,897 (283)

QUALIFICATION PROCESS FOR MICRO PLASMA WELDING OF TUBE-TO-TUBULAR PLATE JOINTS IN LOW-CARBON AUSTENITIC STEEL [PDF]

open access: yesFiabilitate şi Durabilitate
Micro plasma welding is a specialized arc welding process that demands high precision and control, making it particularly suitable for thin-walled components and small-scale assemblies.
Paul-Adrian STRĂJERU   +3 more
doaj  

Construction Trade Work Is Associated With Accelerated Decline in Kidney Function

open access: yesAmerican Journal of Industrial Medicine, EarlyView.
ABSTRACT Background Construction workers are exposed to airborne particulates, organic solvents, and metals—agents linked to elevated risk of chronic kidney disease (CKD). Few studies have evaluated whether construction trade work is associated with longitudinal changes in estimated glomerular filtration rate (eGFR), a key indicator of kidney function.
Sammy Almashat   +5 more
wiley   +1 more source

Novel gas tungsten powder filler metal arc welding process. [PDF]

open access: yesSci Rep
El-Sayed B   +5 more
europepmc   +1 more source

A self‐retaining mouth prop for intraoral access during periodontal surgery in rat models: A technical note

open access: yesAnimal Models and Experimental Medicine, EarlyView.
A mouth prop designed to mimic the oral cavity of rats was made that provided stable, self‐retaining retraction, thereby facilitating oral surgery on rodents. Compared to conventional methods, it decreased surgical time, operator fatigue, and slippage. Its use led to higher efficiency and fewer complications and it was cost effective to produce.
Saravanan Sampoornam Pape Reddy   +5 more
wiley   +1 more source

Cyclic Processability of Functional Liquid Crystalline Epoxy Networks via Dynamic Ester Bonding

open access: yesJournal of Applied Polymer Science, EarlyView.
This work reports the successful reprocessing of liquid crystal epoxy networks through two distinct modes—welding of clean breaks and reconstitution from shredded material—without significant loss of functionality. Thermal and mechanical characterization shows stability in the shape memory behavior and glass transition temperature over multiple ...
Collin Pekol   +3 more
wiley   +1 more source

Scaling of Planar Sodium‐Nickel Chloride Battery Cells to 90 cm2 Active Area

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
Large planar Na β′′ alumina electrolytes are prepared by tape‐casting and die‐pressing. These ceramic electrolytes are used to prepare planar sodium‐nickel chloride cells with 90 cm2 active area, providing a high capacity of 7 Ah. Successful cell cycling is demonstrated at 300 °C at rates up to C/4 (20 mA cm−2) for a cumulative capacity of 3.6 Ah cm−2.
T. Lan   +10 more
wiley   +1 more source

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