230 citations · 1.8k across the 55 of their papers we have counts for
28 papers · 1 filter
Compositeness of the strange, charm and beauty odd parity states
C. Garcia-Recio, C. Hidalgo-Duque, J. Nieves +2
We study the dependence on the quark mass of the compositeness of the lowest-lying odd parity hyperon states. Thus, we pay attention to like states in the strange, charm and be…
Leptonic CP violating effective action for Dirac and Majorana neutrinos
Carmen Garcia-Recio, Lorenzo Luis Salcedo
In the Standard Model minimally extended to include massive neutrinos, we compute the leading CP-violating zero temperature contributions to the one-loop effective action induced b…
Dynamically-generated baryon resonances with heavy flavor
Olena Romanets, Carmen Garcia-Recio, Juan Nieves +2
We study baryon resonances with heavy flavor in a molecular approach, thus as dynamically generated by meson-baryon scattering. This is accomplished by using a unitary coupled-chan…
N and hidden-charm resonances with heavy-quark spin symmetry
Olena Romanets, Carmen Garcia-Recio, Lorenzo Luis Salcedo +2
We study N and hidden-charm baryon resonances that are generated dynamically from the s-wave interaction of pseudoscalar and vector mesons with and baryons. We…
Charming Baryons
C. Garcia-Recio, L. L. Salcedo, D. Gamermann +3
We study odd-parity baryonic resonances with one heavy and three light flavors, dynamically generated by meson-baryon interactions. Special attention is paid to Heavy Quark Spin Sy…
Odd-parity dynamically generated baryon resonances with beauty flavor
O. Romanets, C. Garcia-Recio, L. L. Salcedo +2
We study baryon resonances with heavy flavor in a molecular approach, thus as dynamically generated by baryon-meson scattering. This is accomplished by using a unitary coupled-chan…
Low-lying even parity meson resonances and spin-flavor symmetry revisited
C. García-Recio, L. S. Geng, J. Nieves +3
We review and extend the model derived in Phys. Rev. D83 016007 (2011) to address the dynamics of the low-lying even parity meson resonances. This model is based on a coupled chann…
Hidden charm N and Delta resonances with heavy-quark symmetry
C. Garcia-Recio, J. Nieves, O. Romanets +2
We develop a model to describe odd parity baryon resonances generated dynamically through a unitary baryon-meson coupled-channels approach. The scheme applies to channels with ligh…
Heavy-quark spin symmetry for charmed and strange baryon resonances
Olena Romanets, Laura Tolos, Carmen Garcia-Recio +3
We study charmed and strange baryon resonances that are generated dynamically by a unitary baryon-meson coupled-channels model which incorporates heavy-quark spin symmetry. This is…
Odd parity bottom-flavored baryon resonances
C. Garcia-Recio, J. Nieves, O. Romanets +2
The LHCb Collaboration has recently observed two narrow baryon resonances with beauty. Their masses and decay modes look consistent with the quark model orbitally excited states La…
Charm and Strangeness with Heavy-Quark Spin Symmetry
L. Tolos, C. Garcia-Recio, J. Nieves +2
We study charmed and strange baryon resonances that are generated dynamically within a unitary meson-baryon coupled-channel model which incorporates heavy-quark spin symmetry. This…
Charmed baryon resonances with heavy-quark spin symmetry
O. Romanets, L. Tolos, C. Garcia-Recio +3
Charmed baryon resonances that are generated dynamically are studied within a unitary baryon-meson coupled-channel model, which incorporates heavy-quark spin symmetry. The extensio…
Charmed and strange baryon resonances with heavy-quark spin symmetry
O. Romanets, L. Tolos, C. Garcia-Recio +3
We study charmed and strange baryon resonances that are generated dynamically by a unitary baryon-meson coupled-channel model which incorporates heavy-quark spin symmetry. This is…
Odd Parity Light Baryon Resonances
D. Gamermann, C. Garcia-Recio, J. Nieves +1
We use a consistent SU(6) extension of the meson-baryon chiral Lagrangian within a coupled channel unitary approach in order to calculate the T-matrix for meson-baryon scattering i…
Exotic dynamically generated baryons with C1
D. Gamermann, C. García-Recio, J. Nieves +2
We follow a model based on the SU(8) symmetry for the interaction of mesons with baryons. The model treats on an equal footing the pseudo-scalars and the vector mesons, as required…
Low-lying even parity meson resonances and spin-flavor symmetry
C. Garcia-Recio, L. S. Geng, J. Nieves +1
A study is presented of the wave meson-meson interactions involving members of the nonet and of the octet. The starting point is an SU(6) spin-flavor extension of the S…
Exotic dynamically generated baryons with negative charm quantum number
D. Gamermann, C. Garcia-Recio, J. Nieves +2
Following a model based on the symmetry that treats heavy pseudo-scalars and heavy vector mesons on an equal footing, as required by heavy quark symmetry, we study the…
Strange and charm mesons at FAIR
L. Tolos, D. Cabrera, D. Gamermann +5
We study the properties of strange and charm mesons in hot and dense matter within a self-consistent coupled-channel approach for the experimental conditions of density and tempera…
Charmed baryon resonances with heavy-quark symmetry
L. Tolos, C. Garcia-Recio, V. K. Magas +4
We study charmed baryon resonances that are generated dynamically from a coupled-channel unitary approach that implements heavy-quark symmetry. Some states can already be identifie…
CP violation in the effective action of the Standard Model
C. Garcia-Recio, L. L. Salcedo
Following a suggestion by Smit, the CP odd terms of the effective action of the Standard Model, obtained by integration of quarks and leptons, are computed to sixth order within a…
The s-wave charmed baryon resonances from a coupled-channel approach with heavy quark symmetry
C. Garcia-Recio, V. K. Magas, T. Mizutani +4
We study charmed baryon resonances which are generated dynamically within a unitary meson-baryon coupled channel model that treats the heavy pseudoscalar and vector mesons on equal…
Chiral SU(3) Bethe Salpeter Model: Extension to SU(6) and SU(8) Spin-Flavor Symmetries
J. Nieves, C. Garcia-Recio, L. L. Salcedo +4
Consistent SU(6) and SU(8) spin-flavor extensions of the SU(3) flavor Weinberg-Tomozawa (WT) meson-baryon chiral Lagrangian are constructed, which incorporate vector meson degrees…
Photon induced Lambda(1520) production and the role of the K^* exchange
Hiroshi Toki, Carmen Garcia-Recio, Juan Nieves
We study the photon induced Lambda(1520) production in the effective Lagrangian method near threshold, E_γ^{LAB}<2 GeV, and in the quark-gluon string model at higher energies 3 GeV…
Resonances and the Weinberg--Tomozawa 56-baryon --35-meson interaction
C. Garcia-Recio, J. Nieves, L. L. Salcedo
Vector meson degrees of freedom are incorporated into the Weinberg-Tomozawa (WT) meson-baryon chiral Lagrangian by using a scheme which relies on spin--flavor SU(6) symmetry. The c…