NdH3 — Properties & Data | MatWorld

NdH3

ceramic

· JVASP-38594· NdH3

Neodymium trihydride (NdH₃) is an ionic ceramic compound formed through hydrogenation of rare-earth neodymium metal, belonging to the rare-earth hydride family. While primarily of research and industrial chemistry interest rather than mainstream structural engineering, NdH₃ serves niche applications in hydrogen storage research, catalysis, and specialty metallurgical processing where controlled hydride formation and decomposition are exploited. Its appeal lies in the rare-earth hydride system's ability to reversibly absorb and release hydrogen under specific thermal and pressure conditions, making it relevant to emerging clean energy technologies and advanced materials synthesis.

hydrogen storage researchrare-earth metallurgycatalytic applicationsspecialty chemical processingadvanced materials synthesislaboratory/research compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.451	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.1210	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	7.183	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000781	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000639	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-119.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	93.44	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6143	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

NdH3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental