Na0.5Pb1.75GeS4

semiconductor

· Na0.5Pb1.75GeS4

Na0.5Pb1.75GeS4 is a mixed-metal chalcogenide semiconductor compound combining sodium, lead, germanium, and sulfur in a crystalline structure. This is an experimental research material being investigated for its potential in thermoelectric and infrared optical applications, where sulfide-based semiconductors offer advantages in thermal-to-electric energy conversion and mid-infrared transparency. The material belongs to an emerging class of complex metal sulfides designed to achieve high thermoelectric performance or specialized photonic properties through composition engineering, though it remains primarily in laboratory development rather than widespread industrial production.

thermoelectric energy harvestinginfrared optics and photonicsresearch semiconductorsthermal management devicessolid-state energy conversion

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.080	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.

Na0.5Pb1.75GeS4

Electrical Properties

Regulatory Screening

Environmental

Export Control