MgSeO3 — Properties & Data | MatWorld

MgSeO3

ceramic

· JVASP-45302· MgSeO3

Magnesium selenite (MgSeO3) is an inorganic ceramic compound combining magnesium and selenite ions, belonging to the family of metal selenites used in specialized optical and electronic applications. This material is primarily of research and developmental interest rather than widespread industrial use, with potential applications in optical materials, photocatalysis, and electronic devices where selenium-containing ceramics offer unique optical transparency or photochemical properties. Engineers considering this material should note it represents an emerging class of compounds where selenium incorporation may provide performance advantages in niche applications requiring specific light-matter interactions or chemical reactivity.

optical materials researchphotocatalytic applicationsspecialized ceramicselectronic device componentsexperimental optical coatingsselenium-based compound development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1575	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	4.154	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	4.285	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00171	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00115	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-299.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	348.9	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.786	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.

MgSeO3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental