Al4 C3

semiconductor

· Al4 C3

Al₄C₃ (aluminum carbide) is a ceramic compound formed at the interface between aluminum and carbon-containing materials, typically encountered as an unwanted phase in aluminum matrix composites and welded aluminum joints rather than as a deliberately engineered material. It appears in research contexts exploring aluminum-carbon interactions, ceramic coatings, and composite degradation mechanisms, where its brittle nature and chemical reactivity make it a concern for engineers designing aluminum-based structural systems. Its presence is generally avoided in high-performance applications, though fundamental studies examine its potential in specialized ceramic or composite applications.

aluminum matrix composites (unwanted phase)composite interface researchaluminum welding studiesceramic coating researchdegradation mechanism analysismaterials science education

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00640	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.1910	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 C3

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control