Pb4 Br8

semiconductor

· Pb4 Br8

Pb₄Br₈ is a lead bromide semiconductor compound with a layered perovskite-like crystal structure, belonging to the family of metal halide materials under active research for optoelectronic applications. This material is primarily investigated in laboratory settings for potential use in photovoltaic devices, photodetectors, and light-emitting applications, where its semiconductor bandgap and optical properties offer advantages over traditional silicon in specific wavelength ranges. Lead halide semiconductors like Pb₄Br₈ are notable for their solution-processability and tunable electronic properties, though practical deployment remains limited compared to mature semiconductor technologies due to stability and toxicity considerations inherent to lead-based compounds.

photovoltaic researchphotodetector developmentoptoelectronic deviceslight-emitting applicationslead halide perovskitesemerging semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	25.64	GPa	—
Shear Modulus(G)	10.61	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.173	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9590	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 Br8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control