Tl2Sn2S5

ceramic

· JVASP-10136· Tl2Sn2S5

Tl2Sn2S5 is a mixed-metal sulfide ceramic compound containing thallium and tin, representing a class of chalcogenide materials of primary interest in solid-state chemistry and materials research. This compound is largely experimental and studied for its potential semiconducting or photonic properties within the broader family of heavy-metal sulfides, which are explored for optoelectronic, thermoelectric, and radiation-detection applications where conventional semiconductors are insufficient.

experimental semiconductorsinfrared opticsthermoelectric materials researchradiation detection (research phase)solid-state chemistry

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2008	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.295	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	8.981	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	1.927	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.920	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00185	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	-267.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	330.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	-0.4593	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.

Tl2Sn2S5 — Properties & Data | MatWorld

Tl2Sn2S5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental