HoCuS2 — Properties & Data | MatWorld

HoCuS2

metal

· JVASP-10975· HoCuS2

HoCuS₂ is an intermetallic compound combining holmium, copper, and sulfur, representing an experimental material from the rare-earth metal family with potential applications in advanced functional materials. While not yet widely commercialized, materials in this composition space are of research interest for their unique electronic and magnetic properties that could enable next-generation devices. Engineers evaluating HoCuS₂ would do so primarily in R&D contexts where rare-earth intermetallics are being explored for specialized electromagnetic or thermoelectric functionality, rather than as an off-the-shelf engineering material.

research and developmentrare-earth intermetallicsexperimental functional materialsmagnetic applicationsmaterials physics studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	74.26	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)	31.71	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.900	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.728	eV	DFT · OptB88vdW
↳	2.062	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.284	-	DFT · OptB88vdW
↳	7.157	-	DFT · TBmBJ
Electron Effective Mass(m*e)	2.730	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.433	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00253	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00134	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-295.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	274.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	21.63	%	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)	0.000200	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.487	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

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HoCuS2

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