Pr4 As8

semiconductor

· Pr4 As8

Pr₄As₈ is a rare-earth arsenide semiconductor compound combining praseodymium with arsenic in a fixed stoichiometric ratio. This material belongs to the rare-earth pnictide family and is primarily of research and development interest rather than established industrial production, being investigated for its electronic and optical properties in specialized semiconductor applications. The compound's significance lies in its potential for high-performance optoelectronic devices and quantum materials research, where rare-earth arsenides offer tunable bandgaps and unique magnetic properties unavailable in conventional III-V semiconductors.

rare-earth semiconductors (research)optoelectronic devices (experimental)quantum materials researchhigh-temperature electronicssolid-state physics studiesmagnetic semiconductor systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	9,943.2	ksi	—
Shear Modulus(G)	6,250.1	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01990	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.025	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 As8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control