CsKP2Se8

semiconductor

· CsKP2Se8

CsKP₂Se₈ is a mixed-cation selenophosphate semiconductor compound combining cesium, potassium, and selenium with phosphorus in a layered or framework crystal structure. This is a research-phase material studied for its optical and electronic properties within the broader family of metal selenophosphates, which are being explored for infrared optics, nonlinear optical applications, and potential photovoltaic or photodetection devices. The combination of heavy chalcogen (selenium) and phosphorus framework offers tunable bandgap characteristics and strong light-matter interactions, making it of interest in applications where traditional semiconductors like silicon or III-V compounds face limitations at specific wavelengths.

infrared optics and detectorsnonlinear optical materialsresearch-phase photovoltaicsphotodetection devicesexploratory solid-state chemistry

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.360	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.

CsKP2Se8

Electrical Properties

Regulatory Screening

Environmental

Export Control