Pr4 Se8 Sr2

semiconductor

· Pr4 Se8 Sr2

Pr4Se8Sr2 is a rare-earth selenide semiconductor compound combining praseodymium, selenium, and strontium elements. This material is primarily of research and experimental interest, belonging to the family of rare-earth chalcogenides that show promise for optoelectronic and thermoelectric applications. Engineers would evaluate this material in specialized contexts where rare-earth semiconductors offer advantages in photonic devices, thermal management systems, or next-generation electronic components, though commercial deployment remains limited compared to conventional semiconductor alternatives.

rare-earth optoelectronicsthermoelectric devicesexperimental semiconductorsphotonic researchadvanced materials developmentspecialized electronic components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	8,902.1	ksi	—
Shear Modulus(G)	5,158.6	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.804	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.059	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 Se8 Sr2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control