Results 131 to 140 of about 36,677 (301)

Structurally Enhanced Colloidal Molecules via Carbene‐Mediated Covalent C─H Insertion Crosslinking

open access: yesAdvanced Science, EarlyView.
This work presents a nonspecific covalent crosslinking strategy to significantly enhance the structural stability of colloidal molecules (CMs) without compromising their inherent structural and physicochemical properties by rationally designing a diazo‐based crosslinker.
Liwei Dai   +7 more
wiley   +1 more source

Characterization of physical metallurgy of quenching and partitioning steel in pulsed resistance spot welding: A simulation-aided study

open access: yesJournal of Advanced Joining Processes
This study mainly focuses on the microstructure evolution of QP980 steel during resistance spot welding and its influence on the mechanical performance of resistance spot welds which is a critical influencing factor on the quality of body-in-white at the
Ali Bahmani   +2 more
doaj   +1 more source

Magnetically assisted resistance spot welding

open access: yesInternational journal of advanced manufacturing technology
Magnetically assisted resistance spot welding (MARSW) is an advanced welding technique that integrates traditional resistance spot welding (RSW) with external magnetic fields to enhance weld quality and efficiency. This review provides a comprehensive analysis of MARSW, emphasizing its mechanisms and benefits over conventional RSW. Key findings include
Mohammed-Nafea, Azhar Amer   +2 more
openaire   +1 more source

An Exploratory Study on Resistance Spot Welding of Titanium Alloy Ti-6Al-4V. [PDF]

open access: yesMaterials (Basel), 2021
Fatmahardi I   +5 more
europepmc   +1 more source

Bioinspired Morphology‐Decoupled Soft Gripper with Enhanced Bidirectional Grasping Capability

open access: yesAdvanced Science, EarlyView.
Inspired by biological predation, a novel gripper decouples cross‐modal grasping via dual morphological configurations. Synergistically integrating hybrid rigid and soft coupled fingers with a metamaterial palm, the system performs active compliant grasping for static objects and passive cage capture for dynamic targets.
Yedong Huang   +4 more
wiley   +1 more source

Influence of working condition fluctuation on resistance spot welding of aluminum alloy and steel

open access: yesJixie qiangdu
Under the background of automotive lightweighting, the use of resistance spot welding to achieve effective connection of aluminum to steel structures is an unremitting pursuit.
CHEN Jiaxuan   +6 more
doaj  

Monitoring of resistance spot welding process

open access: yesMechanics and Advanced Technologies, 2021
Контактное точечная сварка является высокопроизводительным процессом с высоким уровнем автоматизации. Поэтому актуальными оказываются задачи, связанные с разработкой методов оценки качества процесса и его мониторинга. При этом система должна работать в режиме реального времени, что позволит идентифицировать соединения, которые не соответствуют ...
openaire   +1 more source

Microsphere‐Modulated Sensing‐in‐Energy Supercapacitor With Self‐Filtering Ultra‐Large Signal Under High‐g Shocks

open access: yesAdvanced Science, EarlyView.
To overcome severe signal oscillation under extreme impact conditions, this work presents a Sensing‐in‐Energy microdevice which integrates a MEMS inertial structure directly within a supercapacitor electrolyte cavity. Utilizing shock‐driven transient contact and electrolyte damping for signal self‐filtering, it achieves weak‐oscillation, large ...
Zhihao Zheng   +7 more
wiley   +1 more source

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