Pb4 Br4 Cl4

semiconductor

· Pb4 Br4 Cl4

Pb₄Br₄Cl₄ is a mixed-halide lead compound and an emerging semiconductor material, primarily investigated in materials research rather than established commercial production. This compound belongs to the family of halide perovskites and perovskite-related structures, which have attracted significant attention for optoelectronic and photovoltaic applications due to their tunable bandgaps and solution-processable synthesis routes. While still in the research phase, lead halide compounds are being explored as alternatives or complements to traditional semiconductors where cost-effectiveness, processability, or specific optical properties are advantageous.

perovskite photovoltaics (research)optoelectronic devices (emerging)light-emitting applications (experimental)halide semiconductor researchnext-generation solar cells (lab-scale)tunable bandgap materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,758.8	ksi	—
Shear Modulus(G)	2,138.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.551	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.109	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.

Pb4 Br4 Cl4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control