TlAgSe

metal

· JVASP-13803· TlAgSe

TlAgSe is an intermetallic compound combining thallium, silver, and selenium, belonging to the family of ternary metal chalcogenides. This material is primarily investigated in solid-state physics and materials research for its thermoelectric and electronic properties rather than established industrial production. TlAgSe and related compounds in this family are of academic interest for potential applications in thermoelectric energy conversion and semiconductor devices, though industrial adoption remains limited and the material is generally available only through research synthesis rather than commercial supply chains.

thermoelectric researchsemiconductor physicssolid-state device developmentexperimental materials sciencelow-dimensional electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3138	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.6700	eV	DFT · OptB88vdW
↳	1.234	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	16.25	-	DFT · OptB88vdW
↳	10.98	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.3967	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.7267	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00258	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00279	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-192.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	288.5	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	33.46	%	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)	-0.2519	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

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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.

TlAgSe — Properties & Data | MatWorld

TlAgSe

Physical Properties

Electrical Properties

Other Properties

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