YH3 — Properties & Data | MatWorld

YH3

Name: YH3
Brand: MatWorld

ceramic

· YH3

YH3 is a yttrium hydride ceramic compound belonging to the rare-earth hydride family. This material is primarily of research and development interest for hydrogen storage, neutron moderation, and advanced functional applications where the combination of metallic and ionic bonding characteristics provides unique properties. YH3 represents an important compound in the study of metal hydrides for energy storage systems and nuclear applications, where its hydrogen content and crystalline structure offer potential advantages over conventional ceramics and metals.

hydrogen storage systemsneutron moderatorsnuclear reactor applicationsresearch and developmentadvanced functional ceramicsrare-earth compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.398	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.09100	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000951	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000861	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-140	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	118.4	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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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.2059	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.4852	eV/atom	DFT · OptB88vdW
↳	-0.6884	eV/atom	Measured

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.

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.

YH3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental