NbS

metal
· NbS

Niobium sulfide (NbS) is a transition metal sulfide compound that combines niobium's refractory properties with sulfide chemistry, creating a material of interest in materials research and specialized industrial applications. This compound is studied primarily for its potential in catalysis (especially hydrodesulfurization and hydrogen evolution reactions), high-temperature applications, and electronic/photonic devices where transition metal chalcogenides offer tunable properties. While not yet a mainstream engineering material like niobium or stainless steel, NbS represents the broader class of layered and non-layered metal sulfides that are gaining traction as alternatives to noble-metal catalysts and in emerging energy conversion technologies.

catalytic converters and hydrodesulfurizationhydrogen production and energy storagehigh-temperature applicationsresearch semiconductorsthin-film electronicsbattery and supercapacitor electrodes

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)2 entries
26,080.9
ksi—
↳
25,902.3
ksi—
Poisson's Ratio(ν)
0.2700
-—
Shear Modulus(G)2 entries
13,890.2
ksi—
↳
15,387.1
ksi—
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.2344
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Seebeck Coefficient(S)
-10.30
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.04890
eV/atom—
Formation Energy(ΔHf)
-0.9853
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.