Dy2CdS4 — Properties & Data | MatWorld

Dy2CdS4

ceramic

· JVASP-11433· Dy2CdS4

Dy₂CdS₄ is a ternary ceramic compound combining dysprosium (a rare-earth element), cadmium, and sulfur, belonging to the family of rare-earth metal chalcogenides. This is a research-phase material primarily investigated for its potential optical and electronic properties rather than established industrial production. The material's rare-earth composition suggests applications in photonic devices, semiconductors, or specialized optical systems where dysprosium's luminescent characteristics could be leveraged, though practical engineering adoption remains limited and its use is confined to experimental and specialized research contexts.

optical research materialsrare-earth semiconductorsphotonic devices (experimental)materials science researchspecialized ceramics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.274	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.065	eV	DFT · OptB88vdW
↳	2.173	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	6.707	-	DFT · OptB88vdW
↳	5.117	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.2500	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.180	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000451	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00224	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-72.45	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	310.5	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	19.25	%	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)	0.01710	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.786	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.

Dy2CdS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental