Hg4As2HfCl6

semiconductor

· Hg4As2HfCl6

Hg4As2HfCl6 is a quaternary halide semiconductor compound combining mercury, arsenic, hafnium, and chlorine elements. This is a research-phase material within the halide perovskite and mixed-metal halide family, studied for potential optoelectronic and photovoltaic applications where novel bandgap engineering and stability profiles are targets. The specific combination of heavy metals (Hg, Hf) with arsenic suggests exploration of radiation detection, scintillation, or advanced photon-conversion devices, though practical engineering applications remain limited to laboratory demonstration and material characterization work.

experimental semiconductor researchradiation detectionphotovoltaic researchoptoelectronic devicesbandgap engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.470	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.

Hg4As2HfCl6

Electrical Properties

Regulatory Screening

Environmental

Export Control