Pr2 Se4

semiconductor

· Pr2 Se4

Pr₂Se₄ is a rare-earth selenide semiconductor compound composed of praseodymium and selenium, belonging to the family of lanthanide chalcogenides. This material is primarily investigated in research contexts for optoelectronic and photonic device applications, where rare-earth semiconductors offer unique luminescence and electronic properties compared to conventional III-V or II-VI semiconductors. Interest in this compound stems from praseodymium's distinctive electronic structure and potential use in infrared emitters, photocatalysis, and specialty semiconductor devices where rare-earth doping or compounds can provide functionality unavailable in mainstream semiconductor materials.

infrared optoelectronicsphotocatalytic materialsrare-earth semiconductorsresearch and developmentspecialty solid-state devicesluminescent materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00250	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.709	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.

Pr2 Se4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control