KRb2AlF6 — Properties & Data | MatWorld

KRb2AlF6

metal

· JVASP-102412· KRb2AlF6

KRb2AlF6 is a double fluoride compound belonging to the elpasolite family of materials, characterized by a complex ionic crystal structure containing potassium, rubidium, aluminum, and fluorine. This material is primarily of research interest for optical and photonic applications, particularly as a host matrix for rare-earth ion doping in laser systems and scintillators, where its fluoride composition offers excellent optical transparency and low phonon energy for efficient energy transfer.

laser host materialsoptical crystalsscintillator researchrare-earth ion hostsphotonic materialsradiation detection (experimental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.571	kg/m³	DFT · OptB88vdW

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

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	6.756	eV	DFT · OptB88vdW
↳	9.912	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.167	-	DFT · OptB88vdW
↳	1.861	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.404	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.

KRb2AlF6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control