Compton effect

E99416

The Compton effect is the increase in wavelength (and corresponding decrease in energy) of X-rays or gamma rays when they scatter off electrons, providing key evidence for the particle nature of light.

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AI-generated illustration of Compton effect

This AI-generated illustration was produced by black-forest-labs/FLUX.2-dev (1024x1024) from a prompt written by openai/gpt-oss-120b from the entity's label + description.

Prompt

Generate an image of the Compton effect (The Compton effect is the increase in wavelength (and corresponding decrease in energy) of X-rays or gamma rays when they scatter off electrons, providing key evidence for the particle nature of light.)

All labels observed (5)

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf physical phenomenon ⓘ
quantum effect ⓘ
scattering process ⓘ
alsoKnownAs Compton scattering ⓘ
linked to: Compton effect
category Quantum mechanics ⓘ
Radiation physics ⓘ
Scattering theory ⓘ
conserves energy ⓘ
momentum ⓘ
contradicts classical wave theory of light alone ⓘ
dependsOn scattering angle ⓘ
describes decrease in energy of X-rays or gamma rays after scattering ⓘ
increase in wavelength of X-rays or gamma rays after scattering ⓘ
hasApplicationIn astrophysics ⓘ
gamma-ray spectroscopy ⓘ
material analysis ⓘ
medical imaging ⓘ
radiation therapy ⓘ
hasClassicalLimit Thomson scattering ⓘ
hasFormulaForShift Δλ = (h / (m_e c)) (1 − cos θ) ⓘ
hasKeyEquation λ' − λ = (h / (m_e c)) (1 − cos θ) ⓘ
hasMaximumShiftAt scattering angle 180 degrees ⓘ
hasQuantity Compton wavelength ⓘ
Compton wavelength shift ⓘ
linked to: Compton effect
hasSymbol Δλ ⓘ
involves electrons ⓘ
photons ⓘ
isDescribedIn quantum electrodynamics ⓘ
isImportantFor high-energy astrophysical sources ⓘ
understanding radiation shielding ⓘ
isTypeOf inelastic scattering ⓘ
maximumWavelengthShift 2 h / (m_e c) ⓘ
namedAfter Arthur Holly Compton ⓘ
linked to: Arthur H. Compton
occursInRegime high-energy photons ⓘ
occursMoreStronglyFor larger scattering angles ⓘ
occursOn free electrons ⓘ
loosely bound electrons ⓘ
occursWith X-rays ⓘ
gamma rays ⓘ
providesEvidenceFor photon concept ⓘ
quantum theory ⓘ
relatedTo Klein–Nishina formula ⓘ
Thomson scattering ⓘ
photoelectric effect ⓘ
shows particle nature of light ⓘ
usedTo calibrate high-energy photon detectors ⓘ
measure electron momentum distributions ⓘ
wasExplainedBy Arthur Holly Compton ⓘ
linked to: Arthur H. Compton
yearExplained 1923 ⓘ

How these facts were elicited

Referenced by (15)

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

Arthur H. Compton → knownFor → Compton effect ⓘ
Arthur H. Compton → knownFor → Compton scattering ⓘ
linked to: Compton effect
quantum electrodynamics → predicts → Compton scattering ⓘ
linked to: Compton effect
Klein–Nishina formula → relatedTo → Compton scattering formula for photon energy shift ⓘ
linked to: Compton effect
Compton effect → alsoKnownAs → Compton scattering ⓘ
linked to: Compton effect
Compton effect → hasQuantity → Compton wavelength shift ⓘ
linked to: Compton effect
Arthur H. Compton → notableFor → Compton effect ⓘ
Thomson cross section → relatedTo → Compton scattering ⓘ
linked to: Compton effect
photon → participatesInProcess → Compton scattering ⓘ
linked to: Compton effect
X-ray polarimeter → basedOn → Compton scattering ⓘ
linked to: Compton effect
Kramers–Heisenberg dispersion formula → relatedTo → Compton scattering ⓘ
linked to: Compton effect
Compton wavelength → relatedTo → Compton scattering ⓘ
linked to: Compton effect
Thomson scattering → isLimitOf → Compton scattering ⓘ
linked to: Compton effect
fine-structure constant → appearsIn → Compton scattering formulas ⓘ
linked to: Compton effect
wave–particle duality → evidencedBy → Compton scattering ⓘ
linked to: Compton effect