Results 61 to 70 of about 3,769,974 (112)

Microstructure and mechanical properties of interface between diamond and oxygen-free copper brazed joints

open access: yesHanjie xuebao
The vacuum brazing of polycrystalline diamond and OFC using AgCuTi brazing material was conducted. The effects of brazing temperature (830、 870、 910、950 °C) and holding time (1, 10, 30、60 min) on the interface structure and mechanical properties of the ...
Yulong LI   +6 more
doaj   +1 more source

Brazing of Ti-48Al-2Cr-2Nb and TiC/Ti matrix composite using Ag-28Cu filler alloy

open access: yesResults in Physics, 2019
Ti-48Al-2Cr-2Nb alloy and TiC reinforced titanium matrix composite were vacuum brazed using Ag-28Cu filler alloy. Microstructure and mechanical properties of joints brazed at different temperatures were systematically studied.
Dongdong Zhu   +5 more
doaj   +1 more source

Experimental Factors and Techniques for Pool Boiling Heat Transfer Enhancement: A Critical Review

open access: yesHeat Transfer, Volume 55, Issue 4, Page 2201-2232, June 2026.
ABSTRACT This review presents a comprehensive assessment of active strategies for enhancing pool boiling heat transfer, with a focus on techniques that do not rely solely on the boiling surface modification. It examines a broad range of methodologies including fluid additives, external fields, mechanical interventions, and thermal‐geometric tuning that
José E. Pereira   +2 more
wiley   +1 more source

Research progress on brazing filler metal selection and residual stress regulation for brazing between ultra-high temperature composites and superalloys

open access: yesHanjie xuebao
Heterogeneous joining components of ultra-high temperature composites and superalloys can not only give full play to the extreme high-temperature resistance and lightweight advantages of ultra-high temperature composites but also take into account the ...
Hong LI   +3 more
doaj   +1 more source

Brazing of Be with CuCrZr-bronze using copper-based filler metal STEMET

open access: yesNuclear Materials and Energy, 2016
At the D.V. Efremov Scientific Research Institute of Electrophysical Apparatus (SRIEA), elements of the ITER first wall (beryllium tiles and heat removal CuCrZr-bronze) are currently joined by ``fast'' brazing (heating with a rate of 150K/min) using the ...
B.A. Kalin   +5 more
doaj   +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

Effect of brazing parameters on the microstructure and mechanical properties of SiC ceramic joint with Zr-Cu-Nb filler metal

open access: yesNuclear Engineering and Technology
The excellent properties of SiC ceramic make them possible to replace zirconium alloy and become the 4th generation of nuclear power plant cladding material.
Bofang Zhou   +4 more
doaj   +1 more source

Ultrahigh Stiffness and Energy Absorption Properties of Isotropic Metallic Closed Cell Microlattices

open access: yesSmall, Volume 22, Issue 35, 23 June 2026.
True closed cell microlattices without holes are fabricated for the first time using a novel Laser Sheet Fusion additive manufacturing technique. These microlattices exhibited isotropy in stiffness and surprisingly, strength and plasticity as well, despite orientation‐dependent failure mechanisms. Furthermore, material work hardening is shown to be key
Dominic Kang Jueh Lim, Chang Quan Lai
wiley   +1 more source

Einsatz von Aktivloten zur Metallisierung von Keramik

open access: yes, 1995
The present work shows in two examples the use of active metal brazing for metallizing ceramics. In the first example, the successful development of a soldered joint between a sapphire window which was precoated by act1ve metal brazing and a copper ...
Satir-Kolorz, A. (author)   +1 more
core   +1 more source

Effect of temperature on intermetallic compound formation and mechanical properties of Mo/BNi2/304L vacuum brazed joints

open access: yesNuclear Materials and Energy
This study systematically examines how brazing temperature influences interfacial intermetallic compounds (IMCs) formation and properties in Mo/BNi2/304L stainless steel joints for the EAST NBI electrode. Process parameters are optimized to enhance joint
Song Xu   +4 more
doaj   +1 more source

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