Cs1 K2 Sb1
semiconductor· Cs1 K2 Sb1
Cs₁K₂Sb₁ is an intermetallic semiconductor compound belonging to the alkali-antimonide family, combining cesium, potassium, and antimony in a defined stoichiometric ratio. This material is primarily investigated in research contexts for photoemissive and thermoelectric applications, where the combination of alkali metals with antimony creates favorable band structure properties. It represents a niche materials system with potential for specialized optoelectronic devices, though it remains largely experimental rather than widely deployed in mainstream industrial production.
photomultiplier cathodesresearch optoelectronicsthermoelectric deviceslow-work-function surfacesspecialty semiconductor researchvacuum electronics
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | ksi | — | — | |
Shear Modulus(G) | — | ksi | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
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.