Results 21 to 30 of about 215,222 (264)

Interfacial microstructure evolution and bonding mechanism transformation of CoCrFeMnNi high-entropy alloy joints fabricated by vacuum hot-compression bonding

open access: yesJournal of Materials Research and Technology, 2023
Vacuum hot-compression bonding (VHCB) is a promising solid-phase bonding technology, but its feasibility and applicability in high entropy alloy (HEA) are still unclear.
Chuanzong Li   +6 more
doaj   +1 more source

Interface microstructure evolution and bonding mechanism of low-temperature diffusion bonding of hydrogenated Zr-4 alloy

open access: yesJournal of Materials Research and Technology, 2023
Zr-4 alloy is widely used as fuel cladding in the nuclear industry. And welding is one of the most significant procedures during the manufacturing of fuel assembly.
Yao Wang   +5 more
doaj   +1 more source

In-Situ Observation of Adhesion Behavior During Ultrasonic Al Ribbon Bonding

open access: yesApplied Sciences, 2019
In-situ observation was performed on a transparent silica substrate during ultrasonic Al ribbon bonding, using a high-speed video camera with differing frame rates, 104 fps and 103 fps, to clarify the adhesion behavior.
Yasuo Takahashi   +3 more
doaj   +1 more source

Jaringan Bonding Kapital Sosial Petani Melestarikan Mekanisme Adaptasi Kolektif Petani

open access: yesJurnal Sosiologi Andalas, 2022
Farmers community neeed collective adaptive capacity to cope with climate change. The aimed of this research was to identify and analysis the network of social capital to preserve collective adaptation mechanism.
Ica - Wulansari
doaj   +1 more source

Application and Research Prospect of Functional Polymer Gels in Oil and Gas Drilling and Development Engineering

open access: yesGels, 2023
Polymer gel materials are formed by physically crosslinking and chemically crosslinking to form a gel network system with high mechanical properties and reversible performance.
Yingrui Bai   +3 more
doaj   +1 more source

Effect of Electric Pulse Treatment on the Interfacial Properties of Copper/304 Stainless Steel Composite Thin Strips Fabricated by Roll Bonding

open access: yesMetals
Annealing is a commonly used post-processing method for composite thin strips but suffers from drawbacks such as long processing time, high energy consumption, and susceptibility to oxidation.
Zefeng Wang   +5 more
doaj   +1 more source

Adhesion Behavior between Multilayer Graphene and Semiconductor Substrates

open access: yesApplied Sciences, 2018
A high bonding strength between graphene and a semiconductor surface is significant to the performance of graphene-based Micro-Electro Mechanical Systems/Nano-Electro Mechanical Systems (MEMS/NEMS) devices. In this paper, by applying a series of constant
Qi Zhang, Xin Ma, Yulong Zhao
doaj   +1 more source

Effect of Mechanical Surface Treatment on the Bonding Mechanism and Properties of Cold-Rolled Cu/Al Clad Plate

open access: yesChinese Journal of Mechanical Engineering, 2020
In the case of valuable cold-rolled Cu/Al clad plates, billet surface treatment before rolling is a significant process that can affect the bonding efficiency and quality.
Jianchao Han   +7 more
doaj   +1 more source

A study of environmental attack effects on the bonding strength of an epoxy adhesive by using small column shear tests

open access: yesNihon Kikai Gakkai ronbunshu, 2023
Epoxy resins, one of the high-performance polymer materials, have been widely used as an adhesive because of their excellent strength and durability due to their cross-linked network structure.
Yasuhiro YAMAZAKI, Masatoshi FUJIWARA
doaj   +1 more source

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