Na2 H2 S2

semiconductor

· Na2 H2 S2

Na₂H₂S₂ (sodium disulfide hydride) is an inorganic semiconductor compound belonging to the sulfide family, characterized by sodium and sulfur-based chemistry with hydrogen incorporation. This is a research-stage material studied primarily in the context of energy storage, photovoltaics, and solid-state ionics rather than established commercial production. The material is notable for its potential in all-solid-state battery electrolytes and photocatalytic applications, where its ionic conductivity and electronic properties position it as an alternative to more conventional oxide or halide semiconductors for next-generation device architectures.

solid-state battery electrolytesphotocatalytic materialsionic conductorsthin-film optoelectronicshydrogen storage researchenergy conversion devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	23.18	GPa	—
Shear Modulus(G)	11.79	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.398	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7620	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 H2 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control