K2SiAs2

ceramic
· K2SiAs2

K2SiAs2 is an inorganic ceramic compound containing potassium, silicon, and arsenic elements, belonging to the silicate/arsenide ceramic family. This material is primarily of research and experimental interest rather than established industrial production, studied for its potential in semiconductor applications, optical materials, and specialized refractory ceramics where arsenic-bearing compositions offer unique electronic or thermal properties. Engineers would consider K2SiAs2 in niche applications requiring arsenic-doped ceramics, though its use remains limited to laboratory development and feasibility studies rather than mainstream engineering practice.

experimental semiconductorsoptical ceramics researchrefractory materials developmentarsenic-bearing compoundssolid-state chemistry applications

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Dielectric Constant (Relative Permittivity)(εr)2 entries
-
median of 2 measurements
-
Electronic Dielectric Tensor(ε∞)
Matrix (redacted)
-
Total Dielectric Tensor(ε)
Matrix (redacted)
-
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
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.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
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.
K2SiAs2 — Properties & Data | MatWorld