Ho4 Mn4 Ge4

semiconductor

· Ho4 Mn4 Ge4

Ho₄Mn₄Ge₄ is an intermetallic semiconductor compound combining holmium (a rare-earth element), manganese, and germanium in a 1:1:1 stoichiometric ratio. This is a research-phase material studied primarily for its potential magnetic and electronic properties rather than an established commercial semiconductor. The compound belongs to the family of rare-earth transition-metal germanides, which are of scientific interest for investigations into magnetic ordering, semiconducting behavior, and potential thermoelectric or magnetoelectronic applications, though industrial deployment remains limited and its performance characteristics require further development.

research magnetic materialsrare-earth intermetallicsthermoelectric device developmentfundamental materials sciencesemiconductor compound explorationlow-temperature physics studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	13,893	ksi	—
Shear Modulus(G)	3,636.5	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4700	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.

Ho4 Mn4 Ge4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control