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A radiative correction in which charged-field loops modify the photon propagator and therefore the effective electromagnetic response, producing effects such as the Uehling potential.
wp-physics-vacuum_polarizationnlab-vacuum-polarizationnist-hydrogennobel-qedEach relation below ends at this concept.
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Vacuum polarization modifies the nuclear Coulomb potential.
The source supplies a substantive formal ingredient, dynamical sector, law, field content, or mechanism of the target theoretical framework.
wp-physics-vacuum_polarizationnist-hydrogenwp-physics-quantum_electrodynamics