OsO2 — Properties & Data | MatWorld

OsO2

Name: OsO2
Brand: MatWorld

ceramic

· OsO2

Osmium dioxide (OsO₂) is a ceramic compound belonging to the transition metal oxide family, characterized by high density and significant mechanical stiffness. While primarily of research and specialized industrial interest, OsO₂ appears in applications demanding extreme hardness, chemical inertness, and thermal stability, particularly in catalysis, electronics, and high-performance coating systems where its resistance to oxidation and corrosion outweighs cost considerations.

catalytic coatingshigh-temperature electrodeswear-resistant surfaceschemical processing equipmentresearch & development materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	294.7	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3500	-	DFT · OptB88vdW
Shear Modulus(G)	128.3	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	11.22	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000939	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00102	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	20.56	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	21.37	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

Filter by

Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-1.083	eV/atom	DFT · OptB88vdW
↳	-1.018	eV/atom	Measured

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

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.

OsO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental