SnW2O8 — Properties & Data | MatWorld

SnW2O8

ceramic

· JVASP-30715· SnW2O8

SnW2O8 is a tin tungstate ceramic compound combining tin and tungsten oxide phases, belonging to the family of mixed-metal oxides used in functional ceramics. This material is primarily investigated in research contexts for applications requiring high stiffness and thermal stability, particularly in electronic, photocatalytic, and sensor technologies where the combined properties of tin and tungsten oxides offer advantages in charge transport and chemical reactivity. Engineers considering this material should recognize it as a specialty compound rather than a commodity ceramic, selected when the specific electronic or catalytic behavior of the tin-tungstate system is critical to device performance.

gas sensorsphotocatalytic deviceselectronic ceramicsthermal barriersresearch/experimental applicationshigh-temperature structural components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	8,106.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2000	-	DFT · OptB88vdW
Shear Modulus(G)	5,376.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2406	lb/in³	DFT · OptB88vdW

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Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.9810	eV	DFT · OptB88vdW
↳	4.040	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	10.58	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.939	-	DFT · OptB88vdW
↳	3.872	-	DFT · TBmBJ
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	1.600e-7	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000769	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	416.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	409.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.01000	%	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)	0.2066	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.014	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.

SnW2O8

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental