Na5 Cu1 S1 O2

semiconductor

· Na5 Cu1 S1 O2

Na5Cu1S1O2 is an experimental mixed-metal sulfide-oxide semiconductor compound containing sodium, copper, sulfur, and oxygen. This material belongs to the family of complex metal chalcogenides and represents a rare quaternary phase that may exhibit interesting electronic or ionic transport properties due to its mixed-valence copper and high sodium content. While primarily a research-phase material without established commercial production, compounds in this structural family are of interest for solid-state ionics, photovoltaic absorbers, and thermoelectric applications where unusual coordination environments and mixed-metal frameworks can enable novel functionality.

solid-state electrolytes (research)photovoltaic absorbers (exploratory)thermoelectric materials (development stage)ion conductorssemiconductor research compoundscopper-containing chalcogenides

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	40.79	GPa	—
Shear Modulus(G)	20.89	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.673	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.272	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.

Na5 Cu1 S1 O2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control