Sr4 Mg4 Si4

semiconductor

· Sr4 Mg4 Si4

Sr₄Mg₄Si₄ is an intermetallic compound belonging to the Zintl phase family, combining alkaline-earth metals (strontium and magnesium) with silicon to form a semiconducting material with potential thermoelectric properties. This is largely a research-phase compound studied for its electronic structure and crystal chemistry rather than an established commercial material; it represents the broader class of rare-earth and alkaline-earth silicides being investigated for solid-state energy conversion and advanced electronic applications where conventional semiconductors face thermal or chemical limitations.

thermoelectric materials (experimental)solid-state energy conversionhigh-temperature semiconductor researchcrystal structure engineeringmaterials informatics/computational screeningalternative semiconductors development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	46.00	GPa	—
Shear Modulus(G)	35.68	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01290	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4710	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.

Sr4 Mg4 Si4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control