K2ReH9

ceramic
· K2ReH9

K2ReH9 is a potassium-rhenium hydride ceramic compound, representing an experimental intermetallic hydride system combining rare refractory metal chemistry with ionic ceramic frameworks. This material belongs to the class of complex hydride ceramics and is primarily of research interest rather than established industrial production, with potential applications in hydrogen storage systems, catalysis, and advanced refractory applications where the thermal stability and chemical properties of rhenium-based compounds could be leveraged.

hydrogen storage researchcatalytic supportshigh-temperature refractoriesexperimental ceramicsmaterials researchadvanced composites development

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Dielectric Constant (Relative Permittivity)(εr)
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)
C/m²
Seebeck Coefficient(S)
µV/K
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
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
eV/atom
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.
K2ReH9 — Properties & Data | MatWorld