K2ReCl6

ceramic

· K2ReCl6

K2ReCl6 is an inorganic ceramic compound containing potassium, rhenium, and chlorine—a rare-earth chloride complex that exists primarily in research and exploratory materials contexts rather than established commercial production. This material family is investigated for potential applications in solid-state chemistry, including catalysis, electronic materials, and specialized optical or thermal applications, though industrial deployment remains limited compared to conventional ceramics. Engineers would consider this material only in advanced research settings where its unique rhenium-bearing chemistry offers properties unavailable in more conventional alternatives.

research catalystssolid-state chemistryexperimental electronic materialsrare-element coordination compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1226	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.8540	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	11.84	-	DFT · PBE
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	1.680	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.570	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	2.999	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00121	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00147	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-318.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	325.9	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)	-1.354	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.

K2ReCl6 — Properties & Data | MatWorld

K2ReCl6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental