Lyman series in hydrogen spectrum

E381675

The Lyman series in the hydrogen spectrum is a set of ultraviolet emission or absorption lines produced when electrons in hydrogen atoms transition from higher energy levels down to the ground state (n=1).

All labels observed (5)

Label Occurrences
Lyman series 5
Lyman series of hydrogen 2
Lyman series in hydrogen spectrum canonical 1

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf atomic spectral line ⓘ
hydrogen spectral series ⓘ
spectral line series ⓘ
appliesTo hydrogen-like ions ⓘ
discoveredBy Theodore Lyman ⓘ
linked to: Theodore Lyman III
discoveryPeriod early 20th century ⓘ
energyChange electron transition from excited state to ground state ⓘ
firstLineTransition n=2 to n=1 ⓘ
firstLineUpperLevelPrincipalQuantumNumber 2 ⓘ
governingTheory Bohr model of hydrogen ⓘ
quantum mechanics ⓘ
keyFeature Lyman-α forest in quasar spectra ⓘ
lineDesignation Lyman-α ⓘ
Lyman-β ⓘ
Lyman-γ ⓘ
Lyman-δ ⓘ
longestWavelengthApproximate 121.6 nm ⓘ
lowerEnergyLevel n=1 ⓘ
lowerLevelEnergyState ground state of hydrogen ⓘ
LymanAlphaWavelengthApproximate 121.6 nm ⓘ
LymanBetaWavelengthApproximate 102.6 nm ⓘ
LymanDeltaWavelengthApproximate 95.0 nm ⓘ
LymanGammaWavelengthApproximate 97.3 nm ⓘ
namedAfter Theodore Lyman ⓘ
linked to: Theodore Lyman III
occursIn hydrogen atom ⓘ
photonType ultraviolet photon ⓘ
principalQuantumNumberCondition n_initial ≥ 2, n_final = 1 ⓘ
processType absorption ⓘ
emission ⓘ
relatedSeries Balmer series ⓘ
Brackett series ⓘ
linked to: Brackett

Paschen series ⓘ
Pfund series ⓘ
RydbergConstantSymbol R_H ⓘ
RydbergFormula 1/λ = R_H (1 − 1/n²), n≥2 ⓘ
secondLineTransition n=3 to n=1 ⓘ
secondLineUpperLevelPrincipalQuantumNumber 3 ⓘ
selectionRule Δl = ±1 ⓘ
seriesLimitTransition n=∞ to n=1 ⓘ
shortestWavelengthApproximate 91.2 nm ⓘ
spectralRegion ultraviolet ⓘ
thirdLineTransition n=4 to n=1 ⓘ
thirdLineUpperLevelPrincipalQuantumNumber 4 ⓘ
transitionLowerLevelPrincipalQuantumNumber 1 ⓘ
upperEnergyLevel n≥2 ⓘ
usedIn astrophysical spectroscopy ⓘ
interstellar medium studies ⓘ
quasar absorption line studies ⓘ
wavelengthRangeApproximate 91 nm to 122 nm ⓘ

How these facts were elicited

Referenced by (10)

Full triples — surface form annotated when it differs from this entity's canonical label.

Theodore Lyman (scientist) → knownFor → Lyman series in hydrogen spectrum ⓘ
subject linked to: Lyman family
Rydberg constant → relatesTo → Lyman series ⓘ
linked to: Lyman series in hydrogen spectrum
Lyman Alpha Photometer → spectralLineObserved → Lyman-alpha ⓘ
linked to: Lyman series in hydrogen spectrum
Theodore Lyman → knownFor → Lyman series ⓘ
subject linked to: Theodore Lyman (scientist)
linked to: Lyman series in hydrogen spectrum
Theodore Lyman → discovered → Lyman series of hydrogen ⓘ
subject linked to: Theodore Lyman (scientist)
linked to: Lyman series in hydrogen spectrum
Lyman series in hydrogen spectrum → lineDesignation → Lyman-α ⓘ
linked to: Lyman series in hydrogen spectrum
Balmer series of hydrogen → relatedSeries → Lyman series of hydrogen ⓘ
linked to: Lyman series in hydrogen spectrum
Rydberg formula → usedFor → Lyman series ⓘ
linked to: Lyman series in hydrogen spectrum
Paschen series → relatedTo → Lyman series ⓘ
linked to: Lyman series in hydrogen spectrum
Rydberg series → hasExample → Lyman series ⓘ
linked to: Lyman series in hydrogen spectrum