Stark effect
E32444
The Stark effect is the splitting and shifting of atomic or molecular spectral lines caused by an external electric field.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Stark effect canonical | 4 |
| Stark broadening | 1 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
physical phenomenon
ⓘ
spectroscopic effect ⓘ |
| affects |
atomic energy levels
ⓘ
molecular energy levels ⓘ spectral lines ⓘ |
| analogousTo | Zeeman effect ⓘ |
| appliesTo |
ions
ⓘ
molecules ⓘ neutral atoms ⓘ |
| cause | external electric field ⓘ |
| consequenceOf |
induced dipole interaction with external field
ⓘ
interaction of electric dipole with external field ⓘ |
| definition | splitting and shifting of atomic or molecular spectral lines due to an external electric field ⓘ |
| dependsOn |
electric dipole moment
ⓘ
electric field strength ⓘ polarizability ⓘ |
| discoveredBy | Johannes Stark ⓘ |
| discoveryYear | 1913 ⓘ |
| field |
atomic physics
ⓘ
molecular physics ⓘ quantum mechanics ⓘ spectroscopy ⓘ |
| hasType |
linear Stark effect
ⓘ
quadratic Stark effect ⓘ |
| is |
shift of energy levels proportional to electric field in linear Stark effect
ⓘ
shift of energy levels proportional to square of electric field in quadratic Stark effect ⓘ |
| measurementTechnique |
microwave spectroscopy
ⓘ
optical spectroscopy ⓘ radiofrequency spectroscopy ⓘ |
| namedAfter | Johannes Stark ⓘ |
| occursIn |
Rydberg atoms
ⓘ
atomic absorption lines ⓘ atomic emission lines ⓘ hydrogen atom ⓘ molecular rotational spectra ⓘ molecular vibrational spectra ⓘ |
| relatedConcept |
Stark effect
self-linksurface differs
ⓘ
surface form:
Stark broadening
electric field tuning of transitions ⓘ |
| relatedTo |
electric dipole interaction
ⓘ
fine structure ⓘ hyperfine structure ⓘ perturbation theory ⓘ |
| theoreticalDescription | time-independent perturbation theory ⓘ |
| usedIn |
Stark deceleration of molecules
ⓘ
astrophysical spectroscopy ⓘ high-resolution spectroscopy ⓘ laser spectroscopy ⓘ measurement of electric fields ⓘ microwave spectroscopy ⓘ plasma diagnostics ⓘ |
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Stark broadening