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
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1274 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
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.