Title:
CHALCOGEN COMPOUND, METHOD FOR PREPARING SAME, AND THERMOELECTRIC DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2019/004613
Kind Code:
A8
Abstract:
Provided in the present invention is: a novel chalcogen compound represented by chemical formula 1 below, exhibiting excellent phase stability in low temperatures and especially in temperatures corresponding to thermoelectric device driving temperatures, and exhibiting an excellent thermoelectric power factor due to increased output arguments and reduced heat conductivity; a method for preparing a novel chalcogen compound; and a thermoelectric device comprising same. [Chemical formula 1] V1-xMxSn4Bi2Se7-yTey In chemical formula 1, V is vacancy, M is an alkali metal, X is over 0 and under 1, and y is over 0 and under 1.
Inventors:
KIM MIN KYOUNG (KR)
MIN YU HO (KR)
PARK CHEOL HEE (KR)
KO KYUNG MOON (KR)
PARK CHEE SUNG (KR)
JUNG MYUNG JIN (KR)
MIN YU HO (KR)
PARK CHEOL HEE (KR)
KO KYUNG MOON (KR)
PARK CHEE SUNG (KR)
JUNG MYUNG JIN (KR)
Application Number:
PCT/KR2018/006167
Publication Date:
February 07, 2019
Filing Date:
May 30, 2018
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C01B19/00; H01L35/14
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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