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The 34 pages that link to Dirac equation, each with the reason it gives.

• Quantum electrodynamicsRelated: It supplied the relativistic electron framework that QED later coupled to the electromagnetic field.

• Relativistic quantum chemistryRelated: It provides a fundamental starting point for describing electrons when nonrelativistic quantum mechanics is insufficient.

• PositronRelated: Its negative-energy solutions helped predict the existence of the positron.

• AntimatterRelated: Its negative-energy solutions led to the theoretical prediction of the positron.

• Spin–statistics theoremRelated: Its quantization illustrates why half-integer-spin fields require fermionic statistics.

• AntiparticleRelated: Its solutions led to the prediction of the positron as the electron’s antiparticle.

• Julian SchwingerRelated: Its predictions provided the baseline for the radiative corrections Schwinger calculated.

• Relativistic chemistryRelated: It provides a foundational description of electrons when nonrelativistic quantum mechanics is insufficient.

• Rydberg formulaRelated: Its hydrogen solutions add fine-structure effects absent from the basic formula.

• Relativistic effectRelated: It provides the framework for calculating relativistic electron states in atoms.

• Anomalous magnetic dipole momentRelated: Its prediction supplies the reference magnetic moment from which the anomaly is defined.

• Compton wavelengthRelated: Its characteristic length parameter is the reduced Compton wavelength of the particle.

• Electron magnetic momentRelated: It predicts the electron’s leading spin magnetic moment, with g equal to 2.

• Sommerfeld modelRelated: It provides a more complete relativistic account of hydrogen fine structure than Sommerfeld’s model.

• Hydrogen-like atomRelated: Its Coulomb solutions account for relativistic energy structure beyond the Schrödinger model.

• Wigner classificationRelated: Its particle solutions realize massive spin-one-half representations.

• Gyromagnetic ratioRelated: It predicts the electron’s leading magnetic moment and its gyromagnetic ratio.

• Lorentz covarianceRelated: Its form is constructed to remain compatible with Lorentz transformations.

• Lorentz groupRelated: Its form is built to respect Lorentz symmetry while acting on spinors.

• Owen ChamberlainRelated: Its theoretical prediction made the existence of an antiproton an experimentally testable expectation.

• Polykarp KuschRelated: Its prediction for the electron’s magnetic moment provided the benchmark Kusch’s measurement exceeded.

• Dirac seaRelated: Its mathematical structure set the problem the sea model was designed to resolve.

• Schwinger's quantum action principleRelated: It is a specific field equation that variational quantum methods can derive and analyze.

• UnsepttriumRelated: Calculations for extreme atomic numbers use relativistic electron theory to examine possible atomic behavior.

• UntriseptiumRelated: Its point-nucleus model signals a critical charge near 137, complicating ordinary atomic predictions.