HSeO2

ceramic

· JVASP-118492· HSeO2

HSeO₂ is an inorganic ceramic compound containing selenium and oxygen, representing a specialized material within the selenite/selenate ceramic family. This material is primarily of research interest rather than established in high-volume industrial production, with potential applications in optoelectronic devices, ion-conducting ceramics, and specialized structural applications where selenium-containing ceramics offer unique dielectric or thermal properties. Engineers would consider HSeO₂ when conventional oxide ceramics are insufficient for specific performance requirements, particularly in niche applications requiring selenium's electronic or thermal characteristics.

Research/experimental ceramicsOptoelectronic device substratesSolid-state electrolytesSpecialty refractory materialsIon-conducting ceramicsThermal management components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6,844.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.5000	-	DFT · OptB88vdW
Shear Modulus(G)	868.8	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1320	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

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)	0.3173	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4687	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.

HSeO2 — Properties & Data | MatWorld

HSeO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental