Ternary rare earth-lanthanide sulfides. [Re = Eu, Sm or Yb]

Patent · Thu Mar 06 00:00:00 EST 1986

OSTI ID:6670442

Takeshita, Takuo; Gschneidner, Jr, K A; Beaudry, B J

Disclosed is a new ternary rare earth sulfur compound having the formula La/sub 3-x/M/sub x/S/sub 4/, where M is europium, samarium, or ytterbium, with x = 0.15 to 0.8. The compound has good high-temperature thermoelectric properties and exhibits long-term structural stability up to 1000/sup 0/C.

• Research Organization: Ames Laboratory (AMES), Ames, IA (United States)
• DOE Contract Number: W-7405-ENG-82
• Assignee: Dept. of Energy
• Application Number: ON: DE87007302
• OSTI ID: 6670442
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
EUROPIUM SULFIDES
THERMOELECTRIC PROPERTIES
LANTHANUM SULFIDES
SAMARIUM SULFIDES
YTTERBIUM SULFIDES
ELECTRIC CONDUCTIVITY
MIXTURES
SEEBECK EFFECT
STABILITY
TEMPERATURE DEPENDENCE
VERY HIGH TEMPERATURE
CHALCOGENIDES
DISPERSIONS
ELECTRICAL PROPERTIES
EUROPIUM COMPOUNDS
LANTHANUM COMPOUNDS
PHYSICAL PROPERTIES
RARE EARTH COMPOUNDS
SAMARIUM COMPOUNDS
SULFIDES
SULFUR COMPOUNDS
YTTERBIUM COMPOUNDS
360603* - Materials- Properties