Ca4 Mg4 Si4

semiconductor

· Ca4 Mg4 Si4

Ca₄Mg₄Si₄ is an experimental intermetallic compound belonging to the family of calcium-magnesium silicides, classified as a semiconductor material. This ternary phase is primarily investigated in research contexts for its potential in thermoelectric applications and advanced structural composites, where the combination of lightweight metals and silicon offers opportunities to balance thermal and electrical transport properties. The material remains largely in the development stage, with interest driven by the possibility of engineering band structures in Zintl-phase compounds for energy conversion and next-generation semiconductor applications.

thermoelectric materials researchsemiconductor device developmentintermetallic compositesthermal energy conversionexperimental phase materialslightweight alloy systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	52.12	GPa	—
Shear Modulus(G)	41.23	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01590	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5140	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.

Ca4 Mg4 Si4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control