Influence of pre- and post-annealing on discoloration of MgAl 2 O 4 spinel fabricated by spark-plasma-sintering (SPS)

2016 ◽  
Vol 36 (12) ◽  
pp. 2961-2968 ◽  
Author(s):  
Koji Morita ◽  
Byung-Nam Kim ◽  
Hidehiro Yoshida ◽  
Keijiro Hiraga ◽  
Yoshio Sakka
2017 ◽  
Vol 130 ◽  
pp. 128-132 ◽  
Author(s):  
Gabriele Sponchia ◽  
Bibi Malmal Moshtaghioun ◽  
Alvise Benedetti ◽  
Pietro Riello ◽  
Diego Gómez-García ◽  
...  

2019 ◽  
Vol 39 (16) ◽  
pp. 5350-5357 ◽  
Author(s):  
Sangwoo Nam ◽  
Shinhoo Kang ◽  
Byung-Nam Kim ◽  
In-Ho Jung ◽  
Young-Min Kim

2007 ◽  
Vol 336-338 ◽  
pp. 1001-1004 ◽  
Author(s):  
Xin Xu ◽  
Toshiyuki Nishimura ◽  
Naoto Hirosaki ◽  
Rong Jun Xie ◽  
Yoshinobu Yamamoto ◽  
...  

In previous report, we succeeded in preparing dense nano-sized ceramics with the composition of Y- α-sialon (m=1.35, n=0.675) by high-energy mechanical milling followed by spark plasma sintering. The superplastic deformation of the obtained nano-ceramics was studied in this report. A good ductility of the nano-sized ceramics has been confirmed, which arised from the nano-sized grains and large amount of transient liquid phase. The effects of deformation on the phase and microstructural evolution were also studied. The nano-sized grains promoted the formation of elongated α-sialon grains during post-annealing at 1850oC for 3 h, which would strengthen and toughen the deformed ceramics.


2011 ◽  
Vol 49 (01) ◽  
pp. 40-45 ◽  
Author(s):  
Hyun-Kuk Park ◽  
Seung-Min Lee ◽  
Hee-Jun Youn ◽  
Ki-Sang Bang ◽  
Ik-Hyun Oh

2017 ◽  
Vol 59 (11-12) ◽  
pp. 1033-1036 ◽  
Author(s):  
Sherzod Kurbanbekov ◽  
Mazhyn Skakov ◽  
Viktor Baklanov ◽  
Batyrzhan Karakozov

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