Pr2 H2 Se2

semiconductor
· Pr2 H2 Se2

Pr₂H₂Se₂ is a rare-earth hydride selenide compound that belongs to the family of lanthanide chalcogenides, combining praseodymium with hydrogen and selenium in a layered or mixed-valence crystal structure. This material is primarily of research interest in solid-state physics and materials science rather than established commercial applications, with potential relevance to hydrogen storage systems, novel semiconducting devices, and fundamental studies of rare-earth chemistry. The compound represents an emerging materials platform where the interplay between rare-earth electronic properties, hydrogen incorporation, and chalcogenide bonding creates opportunities for tuning bandgap, magnetic, and transport characteristics for next-generation energy or information technologies.

experimental hydrogen storagerare-earth semiconductor researchsolid-state physics studiesemerging functional materialschalcogenide device platformslanthanide chemistry exploration

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
—
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.