HoAsSe — Properties & Data | MatWorld

HoAsSe

ceramic

· JVASP-142749· HoAsSe

HoAsSe is a ternary ceramic compound combining holmium (a rare-earth element), arsenic, and selenium. This is a research-phase material belonging to the family of rare-earth chalcogenide ceramics, studied primarily for its potential optoelectronic and photonic properties rather than structural applications. While not yet in mainstream industrial use, materials in this compositional family are investigated for infrared optics, semiconductor applications, and specialized photonic devices where rare-earth doping or mixed-anion chemistry can enable unique electromagnetic responses.

infrared optics (research)rare-earth photonicssemiconductor developmentchalcogenide ceramics (exploratory)specialized optical materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.918	kg/m³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.2660	eV	DFT · OptB88vdW
↳	0.2870	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	31.33	-	DFT · OptB88vdW
↳	27.58	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.840	%	DFT · TBmBJ

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, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.501	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

HoAsSe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental