R-value: Difference between revisions

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{{wiktionary|r-value|rvalue}}
'''R-value''' is a term referring to properties of materials:
'''R-value''' or '''rvalue''' may refer to:
* [[R-value (insulation)]] in building engineering, the efficiency of insulation of a house
* [[R-value (soils)]] in geotechnical engineering, the stability of soils and aggregates for pavement construction
* [[R-factor (crystallography)]], a measure of the agreement between the crystallographic model and the diffraction data
* ''R''<sub>0</sub> or ''R'' number, the [[basic reproduction number]] in epidemiology
* In computer science, a [[value (computer science)#lrvalue|pure value which cannot be assigned to]]
* In statistics, the [[Pearson product-moment correlation coefficient]], or simply ''correlation coefficient''
* In solid mechanics, the [[Lankford coefficient]]


== See also ==
*Insulation: [[R-value (insulation)]]
*Soils and aggregates: [[R-value (soils)]]
* [[L-value (disambiguation)]]
* [[R rating (disambiguation)]]
* [[R-factor]], a plasmid that codes for antibiotic resistance
* [[List of refrigerants#Numbering scheme|ASHRAE refrigerant designations]], commonly known as R-numbers


{{disambiguation}}
'''r-value''', usually uncapitalized, is also term used in [[Computer science]]. See the article on [[Value (computer science)]].

In crystallography, the [[R-factor (crystallography)|R-factor]] (also known as '''R-value'''), is a measure of the agreement between the crystallographic model and the diffraction data.

{{disambig}}

Latest revision as of 15:04, 21 March 2024

R-value or rvalue may refer to:

See also[edit]