Sc4 Al2 Si4

semiconductor

· Sc4 Al2 Si4

Sc₄Al₂Si₄ is a ternary intermetallic compound combining scandium, aluminum, and silicon, belonging to the ceramic-metallic hybrid materials class. This compound is primarily of research and development interest rather than established commercial production, with potential applications in high-temperature structural materials and advanced aerospace composites where scandium's lightweight and refractory properties could enhance performance. The material represents exploration of scandium-based compounds for next-generation engineering applications where weight reduction and thermal stability are critical drivers.

aerospace structural materials (research phase)high-temperature compositeslightweight refractory compoundsadvanced intermetallic researchexperimental aerospace alloys

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000600	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6960	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.

Sc4 Al2 Si4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control