CaAlAs

metal

· JVASP-120985· CaAlAs

CaAlAs is an experimental III-V semiconductor compound combining calcium, aluminum, and arsenic. While not commercially established like conventional GaAs or InP semiconductors, materials in this family are investigated for optoelectronic and photovoltaic applications where lattice-matched heterostructures or wide bandgap properties could offer advantages over traditional III-V compounds. Engineers considering CaAlAs would typically be working in research environments exploring next-generation semiconductor device architectures or high-efficiency solar cell designs.

experimental semiconductorsIII-V compound researchoptoelectronic devicesphotovoltaic materialsheterojunction studiesbandgap engineering

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	30.59	GPa	—
Poisson's Ratio(ν)	0.4500	-	—
Shear Modulus(G)	6.810	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	2.911	kg/m³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.147	eV/atom	—
Formation Energy(ΔHf)	0.2925	eV/atom	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

CaAlAs

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control