Quantum Scattering and Classical Solutions

dc.creatorHsu, Stephen D. H.
dc.date1994-06-06
dc.date.accessioned2026-07-07T03:56:53Z
dc.date.available2026-07-07T03:56:53Z
dc.descriptionI discuss a formalism for computing quantum scattering amplitudes using a semiclassical expansion of a functional integral representation for the S-matrix. The classical background for the expansion is determined by solving the equations of motion subject to nontrivial boundary conditions determined by the initial and final quantum states. The formalism is designed to accommodate intrinsically nonperturbative processes such as baryon number violation, quantum tunneling and multiparticle scattering. It appears to yield a controlled small coupling expansion even at asymptotically high energies where instanton methods fail. (Contribution to proceedings for Sintra '94 NATO Workshop on Electroweak Physics and the Early Universe)
dc.description17 pages, uses latex and pictex
dc.identifierhttps://arxiv.org/abs/hep-ph/9406234
dc.identifierhttp://arxiv.org/abs/hep-ph/9406234
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/45179
dc.subjectHigh Energy Physics - Phenomenology
dc.subjectHigh Energy Physics - Theory
dc.titleQuantum Scattering and Classical Solutions
dc.typetext

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