Rydberg constant
E160621
The Rydberg constant is a fundamental physical constant that characterizes the limiting value of the highest wavenumber (or lowest wavelength) of any photon that can be emitted from the hydrogen atom, playing a key role in atomic spectroscopy and quantum theory.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Rydberg constant canonical | 5 |
| Rydberg formula for hydrogen spectral lines | 1 |
| Rydberg frequency | 1 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
fundamental constant
ⓘ
physical constant ⓘ spectroscopic constant ⓘ |
| appearsIn | Rydberg–Ritz combination principle ⓘ |
| appearsInEquation | 1/λ = R∞ (1/n₁² − 1/n₂²) ⓘ |
| appliesTo | hydrogen atom ⓘ |
| characterizes |
highest wavenumber of photons emitted from hydrogen
ⓘ
limiting wavenumber of spectral lines ⓘ lowest wavelength of photons emitted from hydrogen ⓘ |
| CODATADesignation | Rydberg constant for infinite nuclear mass ⓘ |
| definedFor | infinitely heavy nucleus limit ⓘ |
| dependsOn |
Planck constant
ⓘ
electron mass ⓘ elementary charge ⓘ speed of light in vacuum ⓘ |
| dimension | inverse length ⓘ |
| discoveredBy | Johannes Rydberg ⓘ |
| field |
atomic physics
ⓘ
quantum mechanics ⓘ spectroscopy ⓘ |
| governs | spacing of hydrogen spectral lines ⓘ |
| hasApproximateValue | 10973731.568160 m⁻¹ ⓘ |
| hasUncertainty | on the order of 10⁻⁵ m⁻¹ ⓘ |
| hasVariant |
Rydberg constant for deuterium
ⓘ
Rydberg constant for hydrogen ⓘ |
| isOneOf | most accurately determined physical constants ⓘ |
| namedAfter | Johannes Rydberg ⓘ |
| quantityType | wavenumber ⓘ |
| relatedConstant |
Rydberg energy
ⓘ
Rydberg constant self-linksurface differs ⓘ
surface form:
Rydberg frequency
|
| relatedTo |
Bohr radius
ⓘ
energy levels of hydrogen ⓘ fine-structure constant ⓘ |
| relatesTo |
Balmer series of hydrogen
ⓘ
surface form:
Balmer series
Lyman series in hydrogen spectrum ⓘ
surface form:
Lyman series
Paschen series ⓘ hydrogen emission spectrum ⓘ |
| SIUnit | per metre ⓘ |
| symbol | R∞ ⓘ |
| usedFor |
determining other fundamental constants
ⓘ
high-precision spectroscopy of hydrogen ⓘ testing quantum electrodynamics ⓘ |
| usedIn |
Bohr model of the atom
ⓘ
Rydberg formula ⓘ atomic spectroscopy ⓘ quantum theory ⓘ |
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
CODATA recommended values of the fundamental physical constants
→
includesConstant
→
Rydberg constant
ⓘ
this entity surface form:
Rydberg formula for hydrogen spectral lines
this entity surface form:
Rydberg frequency
subject surface form:
Rydberg atom