Na2 Sb2 P4 S12

semiconductor

· Na2 Sb2 P4 S12

Na2Sb2P4S12 is a quaternary sulfide semiconductor compound combining sodium, antimony, phosphorus, and sulfur elements. This is a research-stage material belonging to the broader family of mixed-anion semiconductors and solid-state ionic conductors, studied primarily for its potential in energy storage and photovoltaic applications rather than established commercial use. The material's notable characteristics stem from its layered sulfide framework, which can offer both electronic and ionic transport properties—making it of particular interest for next-generation battery electrolytes, thermoelectric devices, and thin-film solar absorbers where traditional semiconductors face limitations.

solid-state battery electrolytesphotovoltaic absorber layersthermoelectric materials researchion conductor developmentexperimental semiconductor devicesenergy storage systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,089.3	ksi	—
Shear Modulus(G)	1,781.1	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.020	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4850	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.

Na2 Sb2 P4 S12

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control