Sm2 Si4 Pt4

semiconductor

· Sm2 Si4 Pt4

Sm₂Si₄Pt₄ is an intermetallic compound combining samarium, silicon, and platinum in a defined stoichiometric ratio, belonging to the family of rare-earth transition-metal silicides. This material is primarily a research-phase compound studied for its potential in high-temperature structural applications and thermoelectric devices; it is not yet in widespread industrial production. The incorporation of platinum—a noble metal with high thermal stability—alongside samarium (a rare-earth element) suggests engineering interest in thermal stability, oxidation resistance, and potentially enhanced electronic or phononic properties compared to conventional silicide ceramics.

high-temperature structural materialsthermoelectric researchoxidation-resistant coatingsintermetallic compositesmaterials research (pre-commercial)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00220	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.054	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.

Sm2 Si4 Pt4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control