Rb2HgO2 — Properties & Data | MatWorld

Rb2HgO2

ceramic

· Rb2HgO2

Rb2HgO2 is an inorganic ceramic compound combining rubidium, mercury, and oxygen—a mixed-metal oxide belonging to the ternary oxide family. This is primarily a research-phase material studied for its structural and electronic properties rather than an established engineering ceramic in widespread industrial use. The compound is of scientific interest in solid-state chemistry and materials research, particularly for investigating mercury-containing oxide systems and their potential applications in specialized electronic or optical devices, though practical deployment remains limited due to mercury's toxicity concerns and the material's narrow processing window.

Research and developmentSolid-state chemistry studiesElectronic materials (potential)Specialized ceramics (experimental)Mercury-oxide systems investigationLaboratory characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	31.81	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3100	-	DFT · OptB88vdW
Shear Modulus(G)	14.37	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.480	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.198	eV	DFT · OptB88vdW
↳	3.191	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	6.975	-	DFT · OptB88vdW
↳	7.410	-	DFT · PBE
↳	5.067 range 3.139–6.996median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.728	-	DFT · OptB88vdW
↳	2.953	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00242	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00119	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-335	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	435.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	2.890	%	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.132	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.

Rb2HgO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental