PrO

semiconductor

· PrO

Praseodymium oxide (PrO) is a rare-earth ceramic semiconductor compound used primarily in advanced electronic and optical applications where lanthanide elements provide unique quantum and photonic properties. It appears in thin-film optics, luminescent devices, and specialized electronic components where rare-earth oxides enable functionality unattainable with conventional semiconductors. Engineers select PrO-based materials for applications requiring specific electronic band structures, strong light-matter interactions, or catalytic activity in high-temperature environments where conventional semiconductors degrade.

optical coatings and waveguidesluminescent displays and phosphorssolid-state lasers and amplifierselectronic ceramics and capacitorscatalytic convertersthin-film transistors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	20,276.3	ksi	—
Poisson's Ratio(ν)	0.2800	-	—
Shear Modulus(G)	11,373.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2849	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.5500	eV	—
↳	1.292 range 0.000–2.584median of 2 measurements	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-4.410	µV/K	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01840	eV/atom	—
Formation Energy(ΔHf)	-2.933	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.

PrO

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control