K2CsSb

semiconductor

· K2CsSb

K2CsSb is a ternary alkali antimonide compound belonging to the family of photoelectric materials and wide-bandgap semiconductors. This material is primarily of research interest for photocathode applications, where its low work function and efficient electron emission properties make it valuable for devices requiring high quantum efficiency in the ultraviolet to visible spectrum. K2CsSb represents an important material class in modern detection and imaging systems, competing with other alkali antimonide photocathodes by offering improved spectral response and operational stability compared to simpler binary compounds.

photomultiplier tubesimage intensifiersultraviolet detectorsnight vision systemsphotocathode researchvacuum electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.200	eV	—

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.

K2CsSb

Electrical Properties

Regulatory Screening

Environmental

Export Control