Si4 Pr2

semiconductor

· Si4 Pr2

Si₄Pr₂ is a rare-earth silicon compound belonging to the family of praseodymium-based intermetallic semiconductors. This material is primarily of research and developmental interest rather than established industrial production, with potential applications in high-temperature electronics and advanced ceramics where rare-earth dopants provide enhanced properties. The compound's combination of stiffness and semiconducting characteristics makes it a candidate for exploring thermal stability and electronic functionality in extreme environments, though its practical engineering adoption remains limited pending further process development and cost optimization.

high-temperature semiconductorsrare-earth intermetallicsadvanced ceramics researchextreme-environment electronicsmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	78.90	GPa	—
Shear Modulus(G)	27.74	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000800	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5540	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.

Si4 Pr2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control