Si2 Mn2 Th1

semiconductor

· Si2 Mn2 Th1

Si₂Mn₂Th₁ is an experimental intermetallic compound combining silicon and manganese with thorium, representing a rare-earth modified silicide system. This material exists primarily in research contexts for investigating how thorium dopants influence the electronic and mechanical properties of manganese silicides, which are of interest for thermoelectric and high-temperature structural applications. The thorium addition is notable for potentially modifying band structure and phase stability compared to conventional Mn-Si compounds, though industrial adoption remains limited due to thorium's regulatory constraints and the material's early development stage.

thermoelectric researchhigh-temperature intermetallicssemiconductor compound researchphase diagram studiesrare-earth doped materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	20,924.2	ksi	—
Shear Modulus(G)	6,404.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00960	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5380	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.

Si2 Mn2 Th1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control