Ho4 As4 Pd4

semiconductor

· Ho4 As4 Pd4

Ho₄As₄Pd₄ is an intermetallic semiconductor compound containing holmium, arsenic, and palladium. This is a research-phase material studied for potential thermoelectric and electronic applications, where the combination of rare-earth (holmium) and transition metal (palladium) elements with a metalloid (arsenic) creates unique electronic band structures. Materials in this compositional family are of interest to condensed matter physicists and materials engineers exploring alternatives to conventional semiconductors, though practical industrial applications remain limited to experimental settings.

thermoelectric researchexotic semiconductorssolid-state physicsintermetallic compoundsmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	113.2	GPa	—
Shear Modulus(G)	52.48	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00620	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.188	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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 As4 Pd4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards