Pressure-induced metallic and superconducting state of GaSe
Journal Article
·
· Appl. Phys. Lett.; (United States)
Using a sintered-diamond-tipped opposed anvil apparatus and a cryogenic clamp press, the electrical resistance behavior of GaSe was investigated. It is found that GaSe becomes metallic for pressures over 250 kbar and superconducting at temperatures around 5 K. The superconducting transition temperature is not very sensitive to the applied pressure: dT/sub c//dP is approximately -0.0018 K/kbar in the pressure range 250--400 kbar.
- Research Organization:
- General Electric Company, Corporate Research and Development, Schenectady, New York 12301
- OSTI ID:
- 5483724
- Journal Information:
- Appl. Phys. Lett.; (United States), Journal Name: Appl. Phys. Lett.; (United States) Vol. 36:8; ISSN APPLA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360603* -- Materials-- Properties
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
CARBON
CHALCOGENIDES
DATA
DIAMONDS
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELEMENTS
EQUIPMENT
FABRICATION
GALLIUM COMPOUNDS
GALLIUM SELENIDES
HIGH PRESSURE
INFORMATION
METALS
MINERALS
NONMETALS
PHYSICAL PROPERTIES
PRESSES
PRESSURE DEPENDENCE
SELENIDES
SELENIUM COMPOUNDS
SINTERING
SUPERCONDUCTIVITY
THERMODYNAMIC PROPERTIES
TRANSITION TEMPERATURE
ULTRALOW TEMPERATURE
360603* -- Materials-- Properties
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
CARBON
CHALCOGENIDES
DATA
DIAMONDS
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELEMENTS
EQUIPMENT
FABRICATION
GALLIUM COMPOUNDS
GALLIUM SELENIDES
HIGH PRESSURE
INFORMATION
METALS
MINERALS
NONMETALS
PHYSICAL PROPERTIES
PRESSES
PRESSURE DEPENDENCE
SELENIDES
SELENIUM COMPOUNDS
SINTERING
SUPERCONDUCTIVITY
THERMODYNAMIC PROPERTIES
TRANSITION TEMPERATURE
ULTRALOW TEMPERATURE