Symbols:K/Kelvin

Kelvin

$\mathrm K$

The symbol for the kelvin is $\mathrm K$.

Its $\LaTeX$ code is \mathrm K .

Also presented as

Note that unlike the symbols for other temperature scales, the degree symbol used here: ${}^\circ \mathrm K$ is technically incorrect.

However, some sources do present the symbol for the kelvin as ${}^\circ \mathrm K$.

Its $\LaTeX$ code is {}^\circ \mathrm K .

Sources

• 1969: J.C. Anderson, D.M. Hum, B.G. Neal and J.H. Whitelaw: Data and Formulae for Engineering Students (2nd ed.) ... (previous) ... (next): $1.$ Units and Abbreviations: $1.2$ SI units $(1)$ Basic units
• 1976: Ralph J. Smith: Circuits, Devices and Systems (3rd ed.) ... (previous) ... (next): Chapter $1$: Electrical Quantities: Definitions and Laws: The International System of Units: Table $1$-$1$ Basic Quantities
• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): kelvin
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): kelvin
• 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): kelvin
• 2021: Richard Earl and James Nicholson: The Concise Oxford Dictionary of Mathematics (6th ed.) ... (previous) ... (next): kelvin