<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>γ</mml:mi><mml:mi>N</mml:mi><mml:mo stretchy="false">→</mml:mo><mml:msup><mml:mi>N</mml:mi><mml:mo>*</mml:mo></mml:msup><mml:mo stretchy="false">(</mml:mo><mml:mn>1535</mml:mn><mml:mo stretchy="false">)</mml:mo></mml:math> transition in soft-wall AdS/QCD
Thomas Gutsche, Valery E. Lyubovitskij, Iván Schmidt
Abstract
We present a study of the ${N}^{*}(1535)$ resonance electroexcitation in a soft-wall AdS/QCD model. Both the transverse ${A}_{1/2}^{p}$ and longitudinal ${S}_{1/2}^{p}$ helicity amplitudes are calculated resulting in good agreement with data and with the MAID parametrization.
Topics & Concepts
PhysicsHelicityAmplitudeParametrization (atmospheric modeling)Particle physicsOpticsRadiative transferQuantum Chromodynamics and Particle InteractionsParticle physics theoretical and experimental studiesHigh-Energy Particle Collisions Research