熱電変換材料および熱電変換素子 - Sumitomo Electric Industries, Ltd.

Title:

熱電変換材料および熱電変換素子

Document Type and Number:

Japanese Patent JP6473069

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a thermoelectric conversion material which can increase a dimensionless performance index to a practical level.SOLUTION: Thermoelectric conversion materials 11, 12 comprise: at least one kind of chalcogen selected from a group consisting of S, Se and Te; and at least one element selected from a group consisting of Al, Fe, Cu, Ga, Ge, In and Ba. The thermoelectric conversion materials 11, 12 have organization structures including amorphous phases and nanocrystal phases consisting of crystal of 5 nm or less in grain diameter. It is preferable that the nanocrystal phase consists of crystal of 3 nm or less in grain diameter.SELECTED DRAWING: Figure 1

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Inventors:

Shunsuke Fujii
Adachi Masahiro
Tsunehiro Takeuchi
Akio Yamamoto

Application Number:

JP2015212548A

Publication Date:

February 20, 2019

Filing Date:

October 29, 2015

Export Citation:

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Assignee:

Sumitomo Electric Industries, Ltd.
School corporation Toyota Gakuen

International Classes:

H01L35/16; B82Y30/00; C01B19/00; C01G15/00; C01G49/00; C01G49/12; H01L35/26

Domestic Patent References:

JP8111546A
JP3041780A
JP2015135939A
JP2012244001A
JP2004228288A
JP2011091321A

Attorney, Agent or Firm:

Shuhei Kitano
Katsuya Tanaka

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