TlBiF4 — Properties & Data | MatWorld

TlBiF4

ceramic

· JVASP-103403· TlBiF4

TlBiF4 is a rare-earth fluoride ceramic compound combining thallium and bismuth in a fluoride matrix, belonging to the class of complex metal fluorides used primarily in photonic and optical research applications. This material is studied for its potential in infrared optics, scintillation detection, and specialty laser systems where its fluoride composition offers transparency in wavelength ranges inaccessible to conventional oxides. While not yet widely established in high-volume industrial production, compounds in this material family are of interest to researchers developing next-generation optical components and radiation detection systems that demand high-density, chemically stable ceramics with tailored refractive properties.

infrared optics and windowsscintillation detectorsspecialty laser componentsradiation shielding researchphotonic materials researchhigh-density ceramic substrates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	64.59	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3300	-	DFT · OptB88vdW
Shear Modulus(G)	25.19	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.598	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.882	eV	DFT · OptB88vdW
↳	4.417	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.935	-	DFT · OptB88vdW
↳	3.106	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00316	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00149	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-278	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	321.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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)	0.03120	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.331	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.

TlBiF4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental