Results 91 to 100 of about 908 (188)

Review of Catenary Icing on High‐Speed Railways: Characteristics, Impact and Countermeasures

open access: yesHigh Voltage, EarlyView.
ABSTRACT The pantograph–catenary system (PCS) is the only path for electrified railway trains to acquire energy. Catenary icing during winter is a common natural phenomenon, which usually leads to the deterioration of the current quality and severely affects the operational safety of trains.
Zheng Li   +7 more
wiley   +1 more source

The Effect of Ultrasonic Vibration Assistance During Laser Lap Welding on the Microstructure and Properties of Galvanized Steel/Mg Joints

open access: yesMetals
In this work, a laser lap-welded joint of galvanized steel/Mg and a laser lap-welded joint of galvanized steel/Mg assisted by ultrasonic vibration were compared.
Dan Wang   +8 more
doaj   +1 more source

Control and qualification of titanium welds

open access: yes, 1997
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The study was aimed at controlling the weld geometry of thin-plate titanium and one of its alloys (Ti-6Al-4V) by ultrasonic means and qualiFying the metals ...
Winco, Yung Kam-Chuen, Yung, K.W.
core  

Multi‐Dimensional Conductive Nanocomposites for Flexible Electronics

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 4, July 2026.
Multi‐dimensional conductive nanocomposites integrate 0D, 1D, and 2D nanomaterials through spatial structure regulation and interface engineering, achieving “1 + 1 > 2” synergistic effects. By leveraging 0D filling to reduce contact resistance, 1D bridging to construct continuous conductive paths, and 2D supporting to enhance mechanical stability ...
Tianyu Wang   +12 more
wiley   +1 more source

Research on Microstructure and Mechanical Properties of Ultrasonic-Assisted Gas Metal Arc Welding Additive Manufacturing with High-Nitrogen Steel Welding Wire

open access: yesMetals
High-nitrogen steels (HNSs) are valued for their superior mechanical strength and corrosion resistance, making them ideal for high-end industrial applications.
Jiawen Luo   +3 more
doaj   +1 more source

Morphological Evolution of Single-Core Multi-Strand Wires during Ultrasonic Metal Welding

open access: yes
Ultrasonic metal welding (USMW) finds widespread utilization in automotive industries, where it is used for connecting the wire harness of the vehicle, consisting of stranded wires, to the terminals.
Guntram Wagner   +2 more
core   +1 more source

Dry Cleaning and Post‐Cleaning Strategies in Food Processing Facilities: A Scoping Review

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 4, July 2026.
ABSTRACT Effective dry cleaning and post‐cleaning treatments are essential for maintaining food safety in dry‐food processing environments where water use must be minimized. This scoping review mapped and synthesized empirical research on minimal‐water cleaning methods applied to industrial surfaces, focusing on their efficacy against microbial and ...
Zahra Shahbazi   +3 more
wiley   +1 more source

Ultrasonic roll seam welding for the production of glass/metal compounds

open access: yes, 1996
The joining technology of glasses and glass-ceramics with metal is growing in importance in view of the increased application possibilities of such Compound parts in the machinery and electronics industries.
Wagner, Jochen   +3 more
core   +1 more source

Accelerated Reaction Kinetics in Quasi‐Solid‐State Li–S Batteries via Li10GeP2S12: From Mechanistic Insights to Pouch Cell Realisation

open access: yesBatteries &Supercaps, Volume 9, Issue 6, June 2026.
A quasi‐solid‐state Li–S battery incorporating Li10GeP2S12 into a commercial sulfur/carbon cathode enhances kinetics and suppresses shuttle behavior, reducing overpotential by ~200 mV. It achieves >4 mgS cm−² loading, >1200 mAh gS−¹ capacity, and only 2.8% loss over 100 cycles.
Huanxin Li   +10 more
wiley   +1 more source

Low-temperature mechanical properties of slotted and normal terminals using ultrasonic wire harness welding

open access: yes
The ultrasonic metal welding technology is widely promoted as a new connection approach in the field of current energy vehicle wiring harness connection.
Ye, Kai,   +6 more
core   +1 more source

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