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Effective Theories in Hadronic and Nuclear Physics - NUCTH

Reference of the Group:

GIUV2013-166

 
Description of research activity:

Using effective field theories, constructed from symmetries of the fundamental interactions, and many-body quantum physics techniques, we study a broad spectrum of problems concerning the properties and interactions of light and heavy hadrons in vacuum and dense media, the dynamical generation of resonances and exotic states, nuclear response functions, and neutrino interactions with matter. Special emphasis is given to the scientific programme of the European FAIR laboratory (PANDA and CBM experiments), the LHCb experiment and the needs and opportunities offered by the neutrino physics experimental programme (T2K experiments, SBN programme, MINERvA, DUNE).

 
Web:
 
Scientific-technical goals:
  • To better understand the dynamics of meson-meson and meson-baryon systems; dynamically generated resonances and triangular singularities.
  • Study of the interactions of mesons with b and c quarks that lead to the formation of B, B*, D, D* molecular states and other exotic mesons. Evaluation of the role of spin and flavor symmetries of heavy quarks. Spectroscopy of the X, Y, and Z states.
  • Description of meson-baryon systems in the heavy quark sector such as Omega_c and pentaquarks discovered at LHCb.
  • Research into the strong, weak, and radiative decays of heavy hadrons allows us to explore the nature of hadronic resonances and symmetry violations.
  • Study of effective theories in finite volumes which, together with the lattice QCD results, reveal new details about QCD in the non-perturbative regime.
  • Description of the electrodeweak interactions in the nucleus using chiral perturbation theory.
  • Determination of the axial shape factors of baryons from lattice QCD data and results using chiral perturbation theory and machine learning techniques.
  • Modeling of two-nucleon mechanisms and their impact on the reconstruction of neutrino energy and on the polarization of tau leptons emitted in neutrino scattering by nuclei.
  • Theoretical description of meson production with neutrino beams from accelerators.
  • Study of hyperon emission induced by (anti)neutrinos, exploring the sensitivity of the cross-section and polarization of hyperons to non-standard interactions.
  • Critical investigation of proposed new physics mechanisms to explain the MiniBooNE anomaly from interactions and its impact on Fermilab's future program.
  • Modeling neutrino-induced coherent emission of mesons and photons in the Fermilab MINERvA and SBN experiments.
 
Research lines:
  • Hadronic interactions with effective theories based on QCD .This line studies the interactions between hadrons and between these and the nuclear environment, using effective theories, constructed from QCD symmetries using perturbative and non-perturbative methods. Special emphasis is placed on issues related to the scientific programme of the FAIR Laboratory.
  • Nonlinear Dynamics and Complex Systems..Dynamical evolution of classical and quantum systems, whose complexity does not allow precise knowledge of their evolution equations. Magnus developments and related perturbative expansions. Study of neutrino-nucleus cross sections used in neutrino oscillation experiments (MiniBooNE, T2K...).
  • Neutrino-nucleus cross sections relevant in the experiments of neutrino oscillations..Study of nuclear responses to weak probes of intermediate energies: quasi-elastic peak region and the D(1232) resonance.
  • Nuclear structure. Quantum liquids.Study of homogeneous nuclear matter with density-dependent effective interactions. Quantum clustering of fluids, mainly hydrogen and molecular helium by means of effective density functionals and Monte-Carlo simulations.
 
Group members:
Name Nature of participation Entity Description
RAQUEL MOLINA PERALTADirectorUniversitat de València
Research team
JESUS SAMUEL NAVARRO FAUSMemberUniversitat de València - CSICExternal researcher - mixed centre
MANUEL JOSE VICENTE VACASMemberUniversitat de València
JUAN NIEVES PAMPLONAMemberUniversitat de València - CSICExternal researcher - mixed centre
LUIS ALVAREZ RUSOMemberUniversitat de València - CSICExternal researcher - mixed centre
 
CNAE:
  • Higher education
 
Associated structure:
  • Institute of Corpuscular Physics (IFIC)
 
Keywords:
  • QCD. Teorias Efectivas. Hadrones.
  • Neutrinos. Oscilaciones. Hadrones. Interacción debil.
  • CHAOS
  • HADRONS
  • EFFECTIVE THEORIES
  • OSCILLATIONS
  • WEAK INTERACTION
  • DYNAMIC EVOLUTION
  • NUCLEAR MATTER
  • QUANTUM AGGREGATES