KYSn

ceramic
· JVASP-39508· KYSn

KYSn is a ceramic compound composed of potassium, yttrium, and tin elements, representing an intermetallic or mixed-oxide ceramic in the rare-earth family. While not a widely commercialized material, compounds in this system are of research interest for their potential in high-temperature applications and electronic ceramics, particularly where combinations of mechanical stability and thermal properties are advantageous. Engineers would consider this material primarily in exploratory or specialized applications requiring ceramic materials with specific yttrium and tin chemistries, though conventional alternatives (alumina, zirconia, or established rare-earth ceramics) typically dominate established industrial sectors.

high-temperature ceramics researchrare-earth ceramic systemselectronic/dielectric applicationsexperimental materials developmentspecialized refractory studiesmaterials science evaluation

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
28.80
GPa
Poisson's Ratio(ν)
0.3500
-
Shear Modulus(G)
9.660
GPa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
3.967
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.7970
eV
Dielectric Constant (Relative Permittivity)(εr)
25.36
-
Magnetic Moment(μB)
0.000
µB
Piezoelectric Modulus(eij)
0.5212
C/m²
Seebeck Coefficient(S)
-242.7
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.4838
eV/atom
Formation Energy(ΔHf)
-0.01826
eV/atom
Verified Unverified Low confidence (<80%) Link to source

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.