TmAgP2Se6

metal

· JVASP-4858· TmAgP2Se6

TmAgP2Se6 is a ternary chalcogenide compound combining thulium, silver, phosphorus, and selenium—a rare-earth metal chalcogenide belonging to the family of layered materials with potential semiconductor or optoelectronic properties. This is primarily a research-phase material studied for its structural and electronic characteristics; it has not yet entered mainstream commercial manufacturing but is of interest in the materials science community for exploring tunable electronic behavior and potential exfoliation into two-dimensional forms. Engineers and materials researchers investigating next-generation semiconductors, thermal management systems, or low-dimensional device architectures may assess this compound as part of broader material screening efforts.

Research and development (semiconductors)Two-dimensional materials engineeringThermoelectric device explorationPhotonic/optoelectronic components (experimental)High-performance thermal materials (exploratory)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,240.9	ksi	DFT · OptB88vdW
Exfoliation Energy(Eexf)	77.55	meV/atom	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	2,104.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1913	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.667	eV	DFT · OptB88vdW
↳	2.009	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	16.15	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	9.016	-	DFT · OptB88vdW
↳	7.524	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00219	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000862	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-349.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	359	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	22.80	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5434	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

Export Control

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.

TmAgP2Se6 — Properties & Data | MatWorld

TmAgP2Se6

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control