K2RbSb

semiconductor
· K2RbSb

K2RbSb is an intermetallic semiconductor compound composed of potassium, rubidium, and antimony, belonging to the class of ternary semiconductors and Zintl phases. This is primarily a research material studied for its electronic band structure and potential optoelectronic properties rather than an established commercial material. The compound is of interest in solid-state physics and materials chemistry for exploring how mixed-cation alkali metal combinations affect semiconductor behavior, with potential applications in photovoltaics, thermoelectrics, or specialized electronic devices where unconventional band gaps and crystal structures offer advantages over traditional semiconductors.

photovoltaic researchthermoelectric materialsoptoelectronics developmentsolid-state physics studiesexperimental semiconductorsZintl phase compounds

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
Pa
Poisson's Ratio(ν)
-
Shear Modulus(G)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Dielectric Constant (Relative Permittivity)(εr)
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)
C/m²
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

Export Control

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.