K4 As2 Hg1

semiconductor
· K4 As2 Hg1

K₄As₂Hg₁ is an intermetallic compound combining potassium, arsenic, and mercury—a rare ternary phase that exists primarily in research contexts rather than established industrial production. This material belongs to the semiconductor family and is of academic interest for studying complex metal-semiconductor interactions, though its practical engineering applications remain limited due to toxicity concerns with mercury, synthesis challenges, and lack of performance advantages over established alternatives. The compound represents exploratory work in intermetallic phases rather than a mature engineering material with established design roles.

research semiconductorsexperimental phase studiesintermetallic compoundsexploratory materials chemistry

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.