Tl4 F4

semiconductor

· Tl4 F4

Tl₄F₄ is an experimental thallium fluoride compound classified as a semiconductor, representing a member of the halide semiconductor family. While not yet established in commercial production, compounds in this material class are investigated for potential optoelectronic and photonic applications where unconventional band structures and fluoride-based stability might offer advantages over traditional semiconductors. The thallium-fluoride system remains primarily in research contexts, with potential relevance to specialized detector systems, infrared optics, or scintillation applications where heavy-element semiconductors show promise.

Research optoelectronicsExperimental photonic devicesRadiation detection (research phase)Infrared sensor developmentHalide semiconductor investigation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	21.03	GPa	—
Shear Modulus(G)	9.360	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.097	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.837	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.

Tl4 F4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control