Process of fabricating a thermoelectric module formed of V-VI group compound semiconductor including the steps of rapid cooling and hot pressing

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United States of America Patent

PATENT NO 5763293
SERIAL NO

08810651

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A process wherein powder of p/n-type semiconductor thermoelectric materials expressed as (Bi, Sb).sub.2 (Te, Se).sub.3 is hot pressed under the pressure equal to or greater than 400 kgf/cm.sup.2 at 200 degrees to 400 degrees in centigrade for a time period between {(-T/5)+90} minutes and 150 minutes or at 400 degrees to 500 degrees in centigrade for a time period between 5 minutes and 150 minutes so as to increase the figure of merit by virtue of the strain left in the crystal and/or micro crystal grain, and pieces of p/n-type semiconductor thermoelectric material are assembled with electrodes so as to obtain a thermoelectric module for a high thermoelectric conversion efficiency.

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Patent Owner(s)

Patent OwnerAddress
YAMAHA CORPORATION A CORPORATION OF JAPAN10-1 NAKAZAWA-CHO HAMAMATSU-SHI SHIZUOKA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Horio, Yuma Shizuoka, JP 28 346
Hoshi, Toshiharu Shizuoka, JP 38 1171
Yamashita, Hiroyuki Shizuoka, JP 229 2239

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