Er12 Rh4

semiconductor
· Er12 Rh4

Er12Rh4 is an intermetallic compound combining erbium (Er) and rhodium (Rh) in a 12:4 stoichiometric ratio, representing a rare-earth transition metal system. This material family is primarily investigated in research contexts for high-temperature structural applications and functional properties that exploit the electronic characteristics of rare-earth–precious-metal interactions. The compound's combination of refractory character (erbium's thermal stability) and rhodium's catalytic and corrosion-resistance properties makes it of interest for advanced aerospace, catalytic, and materials science studies, though industrial adoption remains limited outside specialized research environments.

high-temperature intermetallics (research)catalytic systemsrare-earth alloysaerospace/refractory coatings (experimental)functional materials researchelectronic device substrates (specialized)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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.