What is aluminum arsenide used for?
Aluminum arsenide is a III-V compound semiconductor material and is an advantageous material for the manufacture of optoelectronic devices, such as light emitting diodes. Aluminum arsenide can be prepared using well-known methods, such as liquid and vapor-phase epitaxy techniques or melt-growth techniques.
Is aluminum arsenide a metal?
Aluminum Arsenide is a crystalline solid used as a semiconductor and in photo optic applications. An arsenide, an anion with the charge -3, is a rare mineral group consisting of compounds of one or more metals with arsenic (As).
What is arsenide charge?
An arsenide, an anion with the charge -3, is a rare mineral group consisting of compounds of one or more metals with arsenic (As).
What is Gaalas?
A crystalline semiconductor alloy used as the light confinement layer in both single- and double-heterostructure diode lasers.
What is AlGaAs laser?
The aluminium gallium arsenide laser is a diode laser, having similar characteristics as that of the aluminium gallium indium phosphide laser. The active region is AlGaAs, when pumped with a suitable electric source it emits wavelengths of 1064nm, which falls in the infrared region of the electromagnetic spectrum.
What is the formula for arsenide ion?
Arsenide
| Identifiers | |
|---|---|
| Chemical formula | As 3− |
| Molar mass | 74.921595 g·mol−1 |
| Related compounds | |
| Other anions | Phosphide Antimonide Bismuthide |
Where is arsenide found?
Inorganic arsenic compounds are found in soils, sediments, and groundwater. These compounds occur either naturally or as a result of mining, ore smelting, and industrial use of arsenic. Organic arsenic compounds are found mainly in fish and shellfish.
What is the wavelength of gallium arsenide?
gallium–arsenide, wavelength 840 nm, infrared light, gallium–aluminium-arsenide, wavelength 820 nm, infrared light.
What is gallium arsenide laser?
The aluminium gallium arsenide laser is a diode laser, having similar characteristics as that of the aluminium gallium indium phosphide laser. The structure of AlGaAs is the same as gallium arsenide, but with a larger band gap. The wavelength emitted by these laser diodes falls into the infrared region.
How a gallium arsenide laser is made?
The gallium Arsenide laser is designed in such a way that a piece of N-type Gallium Arsenide material is taken and a layer of natural gallium aluminum arsenide material is pasted, The third layer of p-type gallium arsenide material is pasted over that.
What is the arsenide ion?
Infobox references. In chemistry, an arsenide is a compound of arsenic with a less electronegative element or elements. Many metals form binary compounds containing arsenic, and these are called arsenides. They exist with many stoichiometries, and in this respect arsenides are similar to phosphides.
What is the chemical formula for aluminum arsenide?
Chemical Safety: Laboratory Chemical Safety Summary (LCSS) Datasheet. Molecular Formula: AlAs. Synonyms: Aluminum arsenide. Aluminium arsenide. Aluminum arsenide (AlAs) 22831-42-1.
Which is the same lattice constant as aluminium arsenide?
Aluminium arsenide or aluminum arsenide (AlAs) is a semiconductor material with almost the same lattice constant as gallium arsenide and aluminium gallium arsenide and wider band gap than gallium arsenide.
What kind of material is aluminum arsenide used for?
Aluminum Arsenide is a crystalline solid used as a semiconductor and in photo optic applications. An arsenide, an anion with the charge -3, is a rare mineral group consisting of compounds of one or more metals with arsenic (As).
Is the decomposition of aluminum arsenide harmful to humans?
Decomposition of aluminum arsenide produces hazardous arsine gas and arsenic fumes . The chemical, physical and toxicological properties of aluminum arsenide have not been thoroughly investigated and recorded. Aluminum compounds have many commercial uses and are commonly found in industry.