K2Sn2O3

ceramic

· K2Sn2O3

K₂Sn₂O₃ is a potassium stannate ceramic compound belonging to the ternary oxide family. While not a widely commercialized engineering material, this compound is primarily of interest in research contexts for functional ceramics, particularly in solid-state chemistry and materials development where tin oxide systems are explored for electronic, optical, or catalytic applications. Its selection would be driven by specific performance requirements in niche applications rather than established industrial use, making it most relevant to researchers prototyping novel ceramic systems or developing specialized functional materials.

research ceramicssolid-state chemistryexperimental functional materialstin oxide systemsceramic compound developmentmaterials science prototyping

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	3,361.7	ksi	DFT
↳	4,848.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2100	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	2,182.2	ksi	DFT
↳	3,582.4	ksi	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
Density(ρ)	0.1453	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.584	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)2 entries	11.58	-	DFT · OptB88vdW
↳	10.63	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	5.336	-	DFT · OptB88vdW
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.5800	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.3000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00178	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000532	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-233.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	86.69	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01650	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.610	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.

K2Sn2O3 — Properties & Data | MatWorld

K2Sn2O3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental