KRb — Properties & Data | MatWorld

KRb

ceramic

· JVASP-131154· KRb

KRb is an intermetallic compound composed of potassium and rubidium, classified as a ceramic material. This is a research-phase compound primarily of interest in solid-state physics and materials science rather than established commercial engineering applications. The material family represents alkali metal intermetallics, which are studied for their unusual electronic properties, low density, and potential applications in specialized thermal or photonic systems, though practical deployment remains limited due to handling challenges and reactivity concerns inherent to alkali metal compounds.

experimental research materialssolid-state physics studieslightweight structural researchthermal management researchphotonic material candidatesalkali intermetallic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	1.355	kg/m³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00290	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.02121	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.

KRb

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental