CsYHgSe3

semiconductor

· CsYHgSe3

CsYHgSe3 is a ternary semiconductor compound containing cesium, yttrium, mercury, and selenium, belonging to the family of rare-earth and heavy-metal chalcogenides. This is primarily a research-stage material investigated for its potential infrared optical and electronic properties, rather than an established engineering material with widespread industrial adoption. Interest in this compound centers on exploring novel semiconductor behavior in mixed-metal chalcogenide systems, though practical applications remain largely experimental and would need to overcome challenges related to mercury toxicity, material stability, and manufacturability before industrial deployment.

infrared optoelectronics (research)nonlinear optical materials (experimental)semiconductor device physicsthermoelectric studies (emerging)quantum material exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.540	eV	—
Dielectric Constant (Relative Permittivity)(εr)	10.73 range 6.594–14.86median of 2 measurements	-	—

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.

CsYHgSe3

Electrical Properties

Regulatory Screening

Environmental

Export Control