Al4 Cr4 O12

semiconductor

· Al4 Cr4 O12

Al₄Cr₄O₁₂ is a mixed-metal oxide ceramic compound combining aluminum and chromium oxides, belonging to the spinel or complex oxide family of semiconducting ceramics. This material is primarily of research interest for high-temperature applications and advanced ceramic technologies, where its dual-metal composition offers potential advantages in thermal stability and electrical properties compared to single-oxide alternatives. Industrial applications remain limited but emerging in specialized contexts including catalysis, refractories, and sensor materials where chromium-doped alumina phases provide enhanced performance.

high-temperature ceramicscatalytic applicationsrefractory materialssemiconductor researchchemical sensorsadvanced oxides

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01620	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.532	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.

Al4 Cr4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control