HfHg4(AsCl3)2

semiconductor

· HfHg4(AsCl3)2

HfHg4(AsCl3)2 is an experimental intermetallic semiconductor compound containing hafnium, mercury, and arsenic chloride ligands. This material represents a rare class of heavy-element coordination semiconductors under investigation for potential applications in advanced optoelectronics and quantum materials research, though it remains largely in the research phase without established commercial use. Engineers and materials researchers may encounter this compound in academic studies of complex semiconducting systems with unusual band structures or in exploratory work on mercury-based and halide-coordinated materials.

research semiconductorsheavy-element optoelectronicsquantum materialscoordination chemistry studyexploratory solid-state physics

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.

HfHg4(AsCl3)2

Electrical Properties

Regulatory Screening

Environmental

Export Control