Pb2 I2 F2

semiconductor

· Pb2 I2 F2

Pb₂I₂F₂ is an experimental halide perovskite semiconductor compound combining lead, iodine, and fluorine in a mixed-halide structure. This material is primarily investigated in research contexts for next-generation optoelectronic devices, where the fluorine substitution is designed to enhance stability and tune electronic properties compared to conventional lead-iodide perovskites. While not yet commercially established, mixed-halide lead compounds represent a promising materials family for addressing the moisture sensitivity and phase instability challenges that limit deployment of pure iodide perovskites in practical applications.

perovskite solar cells (research)light-emitting diodes (experimental)radiation detectionoptoelectronic devicesbandgap engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,541.3	ksi	—
Shear Modulus(G)	2,254.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.013	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.600	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.

Pb2 I2 F2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control