Gallium arsenide

URI: https://gptkb.org/entity/Gallium_arsenide
GPTKB entity
Statements (36)
Predicate Object
gptkbp:instanceOf gptkb:microprocessor
musical composition
gptkbp:appearance gray
gptkbp:bandGap 1.42 eV
gptkbp:CASNumber 1303-00-0
gptkbp:chemicalFormula gptkb:GaAs
gptkbp:containsElement gptkb:gallium
gptkb:poisoning
gptkbp:crystalSystem gptkb:zinc_blende
gptkbp:density 5.32 g/cm³
gptkbp:discoveredBy gptkb:Léon_Brillouin
gptkbp:discoveredIn 1920s
gptkbp:electronMobility 8500 cm²/(V·s)
gptkbp:holeMobility 400 cm²/(V·s)
https://www.w3.org/2000/01/rdf-schema#label Gallium arsenide
gptkbp:IUPACName gptkb:gallium_arsenide
gptkbp:latticeConstant 5.653 Å
gptkbp:meltingPoint 1238 °C
gptkbp:molecularWeight 144.64 g/mol
gptkbp:refractiveIndex 3.3 (at 1.5 μm)
gptkbp:riskFactor gptkb:cancer
gptkbp:solubility insoluble
gptkbp:thermalConductivity 0.46 W/(cm·K)
gptkbp:toxicity toxic
gptkbp:usedIn LEDs
laser diodes
solar cells
high-speed electronics
infrared light-emitting diodes
microwave frequency integrated circuits
monolithic microwave integrated circuits
gptkbp:bfsParent gptkb:Gunn_Diodes
gptkb:PIN_Diodes
gptkb:Schottky_Diodes
gptkb:Varactor_Diodes
gptkbp:bfsLayer 6