HgO2 — Properties & Data | MatWorld

HgO2

ceramic

· HgO2

HgO2 (mercury peroxide) is an inorganic ceramic compound combining mercury and peroxide chemistry, representing a specialized oxidic material of research and limited industrial interest. While not widely deployed in mainstream engineering, this compound is primarily of academic interest in advanced oxidation chemistry, materials science research, and potentially in specialized chemical synthesis or catalytic applications where its unique peroxide structure could offer distinct reactivity. Engineers would consider this material only for highly specialized applications requiring mercury-based oxidizing ceramics, as handling, environmental, and toxicity concerns associated with mercury limit its practical engineering adoption compared to conventional ceramic alternatives.

advanced oxidation catalystschemical synthesis researchexperimental peroxide systemslaboratory-scale reactionsspecialty chemical processingmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	63.34	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4000	-	DFT · OptB88vdW
Shear Modulus(G)	14.85	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	8.410	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	0.3180	eV	DFT · OptB88vdW
↳	1.889	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	11.30	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.600	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.06333	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.06333	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00205	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00182	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-201.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	290.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.40	%	DFT · TBmBJ

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)	0.2410	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.07369	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.

HgO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental