Ternary rare earth-lanthanide sulfides

Patent · Thu Jan 01 00:00:00 EST 1987

OSTI ID:875187

Takeshita, Takuo ^[1]; Gschneider, Jr., Karl A.; Beaudry, Bernard J. ^[2]

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1. Omiya, JP
2. Ames, IA

A new ternary rare earth sulfur compound having the formula: La_3-xM_xS₄ where M is a rare earth element selected from the group europium, samarium and ytterbium and x = 0.15 to 0.8. The compound has good high-temperature thermoelectric properties and exhibits long-term structural stability up to $$1000^\circ$$C.

• Research Organization: Ames Laboratory (AMES), Ames, IA; Iowa State Univ., Ames, IA (United States)
• Sponsoring Organization: USDOE
• DOE Contract Number: W-7405-ENG-82
• Assignee: United States of America as represented by United States (Washington, DC)
• Patent Number(s): H000197
• Application Number: 06/836881
• OSTI ID: 875187
• Resource Relation: Patent File Date: 1986 Mar 06
• Country of Publication: United States
• Language: English

Related Subjects

ternary
rare
earth-lanthanide
sulfides
earth
sulfur
compound
formula
element
selected
europium
samarium
ytterbium
high-temperature
thermoelectric
properties
exhibits
long-term
structural
stability
1000
degree
rare earth
element selected
earth element
thermoelectric properties
structural stability
ternary rare
sulfur compound
statutory invention registration
/423/