KTl — Properties & Data | MatWorld

KTl

ceramic

· JVASP-40964· KTl

KTl is a potassium-thallium ceramic compound belonging to the halide or mixed-metal oxide ceramic family. This material is primarily of research interest rather than established industrial production, with potential applications in specialized optical, electronic, or scintillation device development where the thallium content offers unique photonic or radiation detection properties. Engineers would consider KTl-based ceramics in applications requiring high-density or radiation-sensitive materials, though material availability and thallium toxicity handling requirements typically limit adoption to specialized research and aerospace/medical device sectors.

scintillation detectorsradiation detectionoptical windowsresearch compoundshigh-density ceramicsspecialized electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1849	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.05900	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	41.16	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00163	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000622	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-156.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	3.597	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.

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)	-0.1576	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.

KTl

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental