Na2MnAsCO7

ceramic

· JVASP-44574· Na2MnAsCO7

Na₂MnAsCO₇ is a complex ternary ceramic compound containing sodium, manganese, arsenic, and carbonate phases. This is a specialized research material rather than an established industrial ceramic; it belongs to the family of mixed-metal arsenate-carbonate compounds, which are of interest in materials chemistry for their structural properties and potential functional applications. The material's value lies primarily in fundamental research contexts, such as exploring phase stability, thermal behavior, and potential applications in specialized ceramics or waste immobilization studies where arsenic-containing phases must be chemically stabilized.

advanced ceramics researcharsenic compound stabilizationmixed-metal oxide systemsmaterials characterization studiesphase stability investigation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1116	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.3050	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	19.82	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.06667	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.06667	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	8.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000818	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000329	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-137.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	105.6	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)	0.00810	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.666	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.

Na2MnAsCO7 — Properties & Data | MatWorld

Na2MnAsCO7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental