List of Constants

ConstantExplanationValue
img0electric permittivity in a vacuum8.854 187 817 × 10−12 F m−1
πratio of the circle’s circumference to its diameter3.141 592 653 59
eEuler’s number2.718 281 828 459 045
eelementary charge1.602 176 565 × 10−19 C
FFaraday constant96 485.3365 C mol−1
g, gsi1_eearth gravitation factor, strictly speaking, this is not a constant but a derived value from the earth gravitational constant G9.806 65 m s−2
Gearth gravitational constant6.673 84 × 10−11 m3 kg−1 s−2
Runiversal gas constant8.314 462 1 J mol−1 K−1
iimaginary number ...

Get Microfluidics: Modeling, Mechanics and Mathematics now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.