Definition:Rydberg Energy

Definition

The Rydberg energy is the energy of the photon whose wavenumber is the Rydberg constant.

Symbol

$\mathrm {Ry}$

The symbol for the Rydberg energy is $\mathrm {Ry}$.

The $\LaTeX$ code for \(\mathrm {Ry}\) is \mathrm {Ry} .

Value

The value of the Rydberg energy is:

\(\ds \mathrm {Ry}\)

\(\approx\)

\(\ds 13 \cdotp 60569 \, 31229 \, 94(26)\)

electron volts

\(\ds \)

\(\approx\)

\(\ds 2 \cdotp 17987 \, 23611 \, 035(42) \times 10^{-18}\)

joules

Also known as

The Rydberg energy is also known as the Rydberg unit, as it is used as a unit of measurement in certain contexts.

Source of Name

This entry was named for Johannes Robert Rydberg.

Sources

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