Er2 Mn4

semiconductor

· Er2 Mn4

Er₂Mn₄ is an intermetallic compound combining erbium (a rare-earth element) with manganese, belonging to the class of rare-earth manganese compounds that exhibit magnetic and electronic properties of research interest. This material is primarily explored in academic and developmental contexts for potential applications in magnetocaloric devices, magnetic refrigeration systems, and advanced magnetic materials research, rather than established high-volume industrial production. The erbium-manganese family is notable for tunable magnetic transitions and potential efficiency gains in cryogenic cooling compared to conventional vapor-compression refrigeration, though practical engineering deployment remains limited to specialized research and development programs.

magnetic refrigeration researchmagnetocaloric materialsrare-earth intermetallicscryogenic cooling systemsmaterials science experimentationadvanced magnetic devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000100	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.04800	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.

Er2 Mn4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control