Pressure-less spark plasma sintering effect on non-conventional necking process during the initial stage of sintering of copper and alumina

2012 ◽  
Vol 47 (15) ◽  
pp. 5766-5773 ◽  
Author(s):  
Yann Aman ◽  
Vincent Garnier ◽  
Elisabeth Djurado
2007 ◽  
Vol 336-338 ◽  
pp. 2366-2368 ◽  
Author(s):  
Ming Hao Fang ◽  
Wei Pan ◽  
Sui Lin Shi ◽  
Zhen Yi Fang

The sintering kinetics model of initial stage by spark plasma sintering (SPS) is discussed in this paper. During SPS, there are discharges among the powder particles. And the particles surface will be melted and form viscose flow. These phenomena accelerate the particles rearrangement and reduce the sintering time. The relationship between the shrinkage ratio of particles and the sintering time during the initial stages of sintering by SPS has been obtained. The results show that L/L0 is linear to the time.


2005 ◽  
Vol 88 (7) ◽  
pp. 1870-1874 ◽  
Author(s):  
Jurgen Schmidt ◽  
Rainer Niewa ◽  
Marcus Schmidt ◽  
Yuri Grin

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