Pr4 In2

semiconductor

· Pr4 In2

Pr₄In₂ is an intermetallic compound composed of praseodymium and indium, belonging to the rare-earth intermetallic family of semiconductors. This material is primarily of research interest for potential applications in thermoelectric devices and advanced electronic systems, where the combination of rare-earth and post-transition metal elements offers opportunities for tailored electronic and thermal properties. Engineers would consider this compound for exploratory projects requiring materials with specific band-gap characteristics or lattice-engineered phonon behavior, though it remains largely in the developmental phase compared to commercial semiconductor alternatives.

thermoelectric researchrare-earth electronicssolid-state devicesmaterials researchlow-temperature applicationsexperimental semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	47.50	GPa	—
Shear Modulus(G)	17.86	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00570	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3540	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.

Pr4 In2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control