Preparation by mechanical alloying, characterization and sintering of Cu–20 wt.% Al2O3 nanocomposites

MF Zawrah, HA Zayed, RA Essawy, AH Nassar… - Materials & Design …, 2013 - Elsevier
Metal-matrix nanocomposite, composed of copper/20wt.% Al2O3, was fabricated by
mechanical alloying method. The starting powders mixture was milled in planetary ball mill …

Crystallographic, microstructure and mechanical characteristics of dynamically processed IN718 superalloy

AD Sharma, AK Sharma, N Thakur - Journal of alloys and compounds, 2014 - Elsevier
Dynamic consolidation of IN718 superalloy powder without grain-growth and negligible
density gradient is accomplished through explosively generated shock wave loading. The …

CuCr bulk alloy produced by mechanical alloying and explosive compaction

Z Zheng, X Li, TAO Gang, CX Du - … of Nonferrous Metals Society of China, 2009 - Elsevier
CuCr bulk alloy was produced by mechanical alloying and explosive compaction
technology. Four kinds of milling time were used to analyze the function and influence on …

Effect of laser shock on the compacting characteristics and rebound behavior of composite powders (Al2O3/Al) with different alumina contents

M Cui, H Liu, Z Dong, Y Ma, X Wang - Optics & Laser Technology, 2024 - Elsevier
Combining the unique advantages of a pulsed laser with its high strain rate dynamic loading
features and suitability for microforming, laser shock dynamic compaction experiments were …

Explosive compaction of Al2O3 nanopowders

B Wang, F Xie, Z Li, H Zhang - Ceramics International, 2016 - Elsevier
Dense bulk alumina (Al 2 O 3) has been prepared by explosive compaction and its
microstructure has been investigated by optical microscopy, Raman spectroscopy, scanning …

In situ copper–alumina composites

C Krüger, A Mortensen - Materials Science and Engineering: A, 2013 - Elsevier
We present a process for the production of Cu–Al matrix composites containing between 25
and 30 vol.% in situ Al 2 O 3. The composites are prepared by pressing, heat-treating and …

Crystallographic, microstructural, and mechanical characterization of dynamically processed EP741NP superalloy

AD Sharma, AK Sharma, N Thakur - Metallurgical and Materials …, 2016 - Springer
Considerable progress has been made for the solidification of metal powders with improved
properties by using varieties of metallurgical methods. However, solidification of superalloy …

Application of ceramic preforms to the manufacturing of ceramic-metal composites

K Jach, K Pietrzak, A Wajler, A Sidorowicz… - Archives of Metallurgy …, 2013 - yadda.icm.edu.pl
This paper presents new solution to manufacturing Cu-Al2O3 composites with a dispersed
reinforcement phase. It consists in substituting commonly used commercial alumina powder …

Crystallographic and morphological characteristics of explosively compacted copper under various detonation velocities

AD Sharma, AK Sharma, N Thakur - Philosophical Magazine, 2012 - Taylor & Francis
Micro-sized copper powder has been compacted using explosives of various detonation
velocities. Corresponding crystallographic and morphological characteristics along with …

Preparation of bulk nano-aluminum materials from nanopowder using explosive consolidation

J Zhang, Z Guo, S Sang, C Li, B Li, D Zhang… - Journal of Applied …, 2022 - pubs.aip.org
To optimize powder explosive consolidation technology, an improved explosive
consolidation device capable of relieving pressure was designed. Bulk nano-aluminum …