NdS

ceramic
· NdS

Neodymium sulfide (NdS) is an inorganic ceramic compound belonging to the rare-earth chalcogenide family, characterized by ionic bonding between a lanthanide metal and sulfur. While not widely commercialized as a bulk engineering material, NdS and related rare-earth sulfides are primarily explored in research contexts for optoelectronic, photonic, and semiconductor applications where rare-earth doping and tunable electronic properties are advantageous. Engineers would consider NdS-based materials in advanced device development rather than general structural applications, particularly where the unique optical and electronic characteristics of rare-earth compounds provide functional advantages over conventional ceramics.

rare-earth optoelectronics (research phase)photonic device coatingshigh-temperature semiconductor researchinfrared emitter systemsluminescent material developmentspecialized ceramics (non-structural)

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
90.13
GPa—
Poisson's Ratio(ν)
0.3100
-—
Shear Modulus(G)
50.84
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
6.142
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.8255
range 0.000–1.651median of 2 measurements
eV—
Magnetic Moment(μB)
0.000
µB—
Seebeck Coefficient(S)
-8.240
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)2 entries
-2.409
eV/atom—
↳
-2.172
eV/atom—
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

Regulatory Screening

Environmental

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.