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88458 Gallium arsenide, 99.999% (metals basis)

CAS-Nummer
1303-00-0
Synonyme

Stock No. Größe Preis ($) Menge Verfügbarkeit
88458-04 2g 100,00
88458-09 10g 449,00
88458-18 50g 2011,00
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Gallium arsenide, 99.999% (metals basis)

MDL
MFCD00011017
EINECS
215-114-8

Chemische Eigenschaften

Formel
GaAs
Molmasse
144.64
Form
25mm & Down Polycrystalline Pieces
Schmelzpunkt
1238°
Dichte
5.31
Storage & Sensitivity
Ambient temperatures.
Löslichkeit
Soluble in hydrochloric acid. Insoluble in water, ethanol, methanol and acetone.

Anwendungen

Semiconductors (transistors, lasers, solar cells)Gallium arsenide is used in semiconductor applications. It is also used in the manufacture of devices such as microwave frequency integrated circuits, Gunn diodes, monolithic microwave integrated circuits, infrared light-emitting diodes, laser diodes and optical windows. Further, it is used for single-crystalline thin film solar cells and multi-junction solar cells. In addition, it is used for the detection of X-rays.

Bemerkungen

Background carrier concentration <1x10^1^6Moisture sensitive. Incompatible with strong oxidizing agents and strong acids.

Literaturverweise

Ma, D.; Chen, X.; Qiao, H.; Shi, W.; Li, E. The roles of the temperature on the structural and electronic properties of deep-level VAsVGa defects in gallium arsenide. J. Alloys Compd. 2015, 637, 16-19.

van Leest, R. H.; Bauhuis, G. J.; Mulder, P.; van der Heijden, R.; Bongers, E.; Vlieg, E.; Schermer, J. J. Effects of copper diffusion in gallium arsenide solar cells for space applications. Sol. Energy Mater. Sol. Cells 2015, 140, 45-53.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H301-H331

Toxic if swallowed. Toxic if inhaled.

Sicherheitshinweise: P261-P301+P310a-P304+P340-P311a-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER/doctor IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER/doctor. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,4347
Gefahrenklasse
6.1
Verpackungsgruppe
II
Harmonized Tariff Code
2842.90
TSCA
Yes

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