Ca3Al2As4

metal

· JVASP-12894· Ca3Al2As4

Ca3Al2As4 is an intermetallic compound combining calcium, aluminum, and arsenic in a fixed stoichiometric ratio. This material belongs to the family of rare-earth-free intermetallics and represents a research-phase compound with potential applications where specific combinations of lightweight metallic and semiconducting properties are sought. The compound's viability for engineering use remains largely in the exploratory stage, with applications primarily of interest in specialized semiconductor research, optoelectronic device development, and potential lightweight structural composites where arsenic-based intermetallics show promise.

semiconductor researchcompound semiconductor materialsoptoelectronic devicesintermetallic phase studiesmaterials science researchexperimental structural composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.527	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	1.106	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-283.6	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.04200	eV/atom	—
Formation Energy(ΔHf)	-0.9299	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.

Ca3Al2As4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards