PuOs2 — Properties & Data | MatWorld

PuOs2

ceramic

· JVASP-18769· PuOs2

PuOs₂ is a ceramic compound combining plutonium oxide with osmium oxide, representing a highly specialized material from the actinide ceramic family with extremely high density. This material is primarily of research and nuclear fuel/waste management significance, used in advanced nuclear applications where extreme density, thermal stability, and radiation resistance are critical requirements. The material is notable for its potential in spent nuclear fuel immobilization, advanced reactor designs, and radiation shielding applications where conventional ceramics prove inadequate.

nuclear fuel formsspent fuel immobilizationradiation shieldinghigh-density ceramics researchactinide material scienceadvanced reactor systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	36,211.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4800	-	DFT · OptB88vdW
Shear Modulus(G)	1,346	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.7159	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000170	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000167	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	12.73	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	12.60	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.3050	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1426	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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.

PuOs2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental