The spark-plasma sintering (SPS) method which enables the manufacturing of dense materials in a short period at low sintering temperatures was investigated. The SPS was a technology for materials which utilizes the high energy of a high temperature plasma generated when pulsed formed electric energy was applied to the space among fine particles. The ionic conductivity was higher than that of conventional sintering (CS) between 300-850°C. The activation energy for the SPS which was estimated from the slop in the range of 400-800°C was 91 KJ mol-1 indicated that the conduction mechanism in SPS ceramics was similar to that in CS ceramics.
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Univ Penn, Dept Mat Sci & Engn, Philadelphia, PA 19104 USA
Korea Adv Inst Sci & Technol, Dept Mat Sci & Engn, Taejon 305701, South KoreaUniv Penn, Dept Mat Sci & Engn, Philadelphia, PA 19104 USA
Kim, Seung-Wan
Kang, Suk-Joong L.
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Korea Adv Inst Sci & Technol, Dept Mat Sci & Engn, Taejon 305701, South KoreaUniv Penn, Dept Mat Sci & Engn, Philadelphia, PA 19104 USA
Kang, Suk-Joong L.
Chen, I-Wei
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Univ Penn, Dept Mat Sci & Engn, Philadelphia, PA 19104 USAUniv Penn, Dept Mat Sci & Engn, Philadelphia, PA 19104 USA