idUS - Author profile: Andrés Martín, María Victoria

Name	Andrés Martín, María Victoria
Department	Física Atómica, Molecular y Nuclear
Knowledge area	Física Atómica, Molecular y Nuclear
Professional category	Catedrática de Universidad
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Article Studying the Pygmy Dipole Resonances with isoscalar and isovector probes Lanza, E. G.; Vitturi, A.; Andrés Martín, María Victoria (IOP Publishing, 2020) We present a short review of the properties of the so-called Pygmy Dipole Resonance (PDR) which can be studied with both ...
Article Gamma ray detection with CHIMERA at LNS: results and perspectives Cardella, G.; Favela, F.; Martorana, N. S.; Acosta, L.; Andrés Martín, María Victoria; Camaiani, A.; Trimarchi, M. (IOP Publishing, 2020) We describe the use of the 4 CHIMERA charged particle detector as a large efficiency -ray detector. The CsI(Tl) stage ...
Article First measurement of the isoscalar excitation above the neutron emission threshold of the Pygmy Dipole Resonance in 68Ni Martorana, N. S.; Cardella, G.; Lanza, Edoardo G.; Acosta, Luis; Andrés Martín, María Victoria; Auditore, L.; Catara, Francesco; Filippo, E. de; Luca, S. de (North-Holland, 2018) The excitation of the Pygmy Dipole Resonance (PDR) in the 68Ni nucleus, above the neutron emission threshold, via an ...
Article Isospin effects on reaction dynamics at Fermi energies Politi, Giuseppe; Acosta, Luis; Andrés Martín, María Victoria; Auditore, Lucrezia; Beck, Christian; Cap, Tomasz; Cardella, Giuseppe; Vitturi, Andrea (EDP Sciences, 2018) The study of nuclei properties and of collision dynamics is a very active research field whose result have implications ...
Article Experimental Study of the Pygmy Dipole Resonance in the 68Ni Nucleus Martorana, N. S.; Cardella, G.; Lanza, E. G.; Andrés Martín, María Victoria; Auditore, L.; Vitturi, A. (Jagiellonian University, 2018) It is known that the low-energy E1 strength, known as the Pygmy Dipole Resonance (PDR), can be excited by both isovector ...
Final Degree Project Introducción a la Mezcla de Conﬁguraciones González Rosa, Jesús; Andrés Martín, María Victoria (2017) En esta memoria vamos a usar el modelo de partículas independientes para obtener los niveles de energía y autofunciones ...
Article Microscopic nuclear form factor for the pygmy dipole resonance Lanza, Edoardo G.; Vitturi, Andrea; Andrés Martín, María Victoria; Catara, Francesco (EDP Sciences, 2016) Pygmy dipole resonance can be populated via isoscalar probes due to the strong mixing of isoscalar and isovector components. ...
Article Nuclear excitations as coupled one and two random-phase-approximation modes Gambacurta, Danilo; Catara, Francesco; Grasso, M.; Sambataro, M.; Andrés Martín, María Victoria; Lanza, Edoardo G. (American Physical Society, 2016) We present an extension of the random-phase approximation (RPA) where the RPA phonons are used as building blocks to ...
Article Microscopic nuclear form factors for the pygmy dipole resonance Lanza, Edoardo G.; Vitturi, Andrea; Andrés Martín, María Victoria (American Physical Society, 2015) It is shown that the use of a proper form factor in the study of the pygmy dipole resonance (PDR) is of paramount importance ...
Article Excitations of pygmy dipole resonances in exotic and stable nuclei via Coulomb and nuclear fields Lanza, Edoardo G.; Vitturi, Andrea; Andrés Martín, María Victoria; Catara, Francesco; Gambacurta, Danilo (American Physical Society, 2011) We study heavy-ion inelastic scattering processes in neutron-rich nuclei including the full response to the different ...
Article Elastic scattering and α -particle production in 6 He + 208 Pb collisions at 22 MeV Acosta, Luis; Sánchez Benítez, A. M.; Gómez Santamaría, Mario E.; Martel Bravo, Ismael; Pérez Bernal, Francisco; Pizarro, F.; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; Espino Navas, José Manuel; Fernández García, Juan Pablo; Gómez Camacho, Joaquín José; Moro Muñoz, Antonio Matías; Rahighi, J.; Rodríguez Quintero, José; Rusek, K. (American Physical Society, 2011) Experimental results of the elastic scattering of 6He on 208Pb at E LAB=22 MeV, measured at the CRC facility (Louvain-la-Neuve, ...
Presentation Study of the scattering of halo nuclei around the Coulomb barrier Acosta, Luis; Cubero, M.; Escrig, D.; Fernández García, Juan Pablo; Lay Valera, José Antonio; Moro Muñoz, Antonio Matías; Rodríguez Gallardo, Manuela; Sánchez Benítez, A. M.; Alcorta, Martín; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; Cortés Giraldo, Miguel Antonio; Espino Navas, José Manuel; Gómez Camacho, Joaquín José (American Institute of Physics, 2011) During the past ten years the present collaboration has carried out several experiments related with the study of radioactive ...
Presentation On the nature of the dipole pygmy resonance Lanza, E. G.; Vitturi, A.; Andrés Martín, María Victoria; Catara, F.; Gambacurta, D. (AIP Publishing, 2011) The nature of the low-lying dipole states in neutron-rich nuclei, often associated to the Pygmy Dipole Resonance, has been ...
Article Pygmy resonances in Sn isotopes within a microscopic multiphonon approach Lanza, Edoardo G.; Andrés Martín, María Victoria; Catara, Francesco; Chomaz, Ph. Roussel; Gambacurta, Danilo (IOP Publishing Ltd., 2009) We study the pygmy resonances in Sn isotopes within a microscopic multiphonon approach which has been successfully applied ...
Article Multiphonon excitations and pygmy resonances in tin isotopes Lanza, Edoardo G.; Catara, Francesco; Gambacurta, Danilo; Andrés Martín, María Victoria; Chomaz, Ph. (The American Physical Society, 2009) We study, within a semiclassical coupled-channels approach, the possible effects of anharmonicities and non linearities ...
Article Scattering of 11 Be around the Coulomb barrier Acosta, Luis; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; García Borge, María José; Cortés, M.; Espino Navas, José Manuel; Galaviz, D.; Gómez Camacho, Joaquín José; Martel, Ismael; Moro Muñoz, Antonio Matías; Mukha, I.; Pérez Bernal, Francisco; Reillo, E.; Rusek, K.; Sánchez Benítez, A. M.; Tengblad, Olof (American Institute of Physics, 2009) Preliminary results on the 11Be+120Sn quasielastic scattering as well as the 11Be → 10Be + n breakup channel are presented ...
Presentation Near-barrier scattering of 6 He and 11 Be Acosta, Luis A.; Escrig, D.; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; Espino Navas, José Manuel; Gómez Camacho, Joaquín José; Moro Muñoz, Antonio Matías; Mukha, I.; Tengblad, O. (American Institute of Physics, 2008) Experiments on halo nuclei at energies around the Coulomb barrier can provide good quality data on elastic, inelastic, ...
Article α-particle production in the scattering of 6He by Pb-208 at energies around the Coulomb barrier Escrig, D.; Sánchez Benítez, A. M.; Moro Muñoz, Antonio Matías; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; Angulo, C.; García Borge, María José; Cabrera Caño, Jesús María; Cherubini, S.; Demaret, P.; Espino Navas, José Manuel; Gómez Camacho, Joaquín José; Ziman, V. (Elsevier, 2007) New experimental data from the scattering of 6He + Pb-208 at energies around and below the Coulomb barrier are presented. ...
Article Microscopic calculations of double and triple giant resonance excitations in heavy ion collisions Andrés Martín, María Victoria; Lanza, Edoardo G.; Catara, F.; Chomaz, Ph.; Fallot, M.; Scarpaci, J. A. (American Physical Society, 2006) We perform microscopic calculations of the inelastic cross sections for the double and triple excitation of giant resonances ...
Article Long range absorption in the scattering of 6 He on 208 Pb and 197 Au at 27 MeV Kakuee, O. R; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; Gómez Camacho, Joaquín José; Moro Muñoz, Antonio Matías; Woods, P. J. (Elsevier, 2005) Quasi-elastic scattering of 6He at E_lab=27 MeV from 197Au has been measured in the angular range of 6-72 degrees in the ...
Article Scattering of 6He at energies around the Coulomb barrier Sánchez Benítez, A. M.; Escrig, D.; González Álvarez, Marcos Aurelio; Andrés Martín, María Victoria; García Borge, María José; Espino Navas, José Manuel; García Ramos, José Enrique; Gómez Camacho, Joaquín José; Martel, Ismael; Moro Muñoz, Antonio Matías; Tengblad, Olof (Institute of Physics Publishing, 2005) We have measured elastic cross sections of the scattering of 6He at ELab = 14, 16, 17, 18, 22 MeV on 208Pb in the angular ...
Article Anharmonic vibrations in nuclei Fallot, M.; Chomaz, Philippe; Andrés Martín, María Victoria; Catara, Francesco; Lanza, Edoardo G.; Scarpaci, J. A. (Elsevier, 2003) We show that the non-linearities of large amplitude motions in atomic nuclei induce giant quadrupole and monopole vibrations. ...
Article Microscopic description of Coulomb and nuclear excitation of multiphonon states in 40 Ca + 40 Ca collisions Andrés Martín, María Victoria; Catara, F.; Lanza, Edoardo G.; Chomaz, Ph.; Fallot, M.; Scarpaci, J. A. (American Physical Society, 2002) We calculate the inelastic scattering cross sections to populate one- and two-phonon states in heavy ion ...
Article Coupling of Dipole Mode to γ -unstable Quadrupole Oscillations Alonso Alonso, Clara Eugenia; Andrés Martín, María Victoria; Arias Carrasco, José Miguel; Lanza, Edoardo G.; Vitturi, Andrea (Elsevier, 2000) The coupling of the high-lying dipole mode to the low-lying quadrupole modes for the case of deformed γ-unstable nuclei ...
Article Boson expansion methods applied to a two-level model in the study of multiple giant resonances Volpe, C.; Chomaz, Philippe; Andrés Martín, María Victoria; Catara, Francesco; Lanza, Edoardo G. (Elsevier, 1999) We apply boson expansion methods to an extended exactly solvable Lipkin-Meshkov-Glick model including anharmonicities in ...
Article Excitation of multiple giant dipole resonances: From spherical to deformed nuclei Andrés Martín, María Victoria; Lanza, Edoardo G.; Isacker, Piet van; Volpe, C.; Catara, F. (Elsevier, 1999) The effect of deformation on the excitation of multiple giant dipole resonances is studied. Analytical expressions are ...
Article Accidental degeneracy and hidden symmetry: Rectangular wells with commensurate sides Lemus Casillas, Renato; Frank Hoeflich, Alejandro; Andrés Martín, María Victoria; Leyvraz, Francois (American Association of Physics Teachers, 1998) Two-dimensional quantum square wells and rectangular billiards with commensurate sides are simple systems which ...
Article Accidental degeneracy in a simple quantum system: A new symmetry group for a particle in an impenetrable square-well potential Leyvraz, Francois; Frank Hoeflich, Alejandro; Lemus Casillas, Renato; Andrés Martín, María Victoria (American Association of Physics Teachers, 1997) The two-dimensional square-well potential is one of the simplest quantum-mechanical systems that exhibits accidental ...
Article Reply to ''Comment on 'Dynamical polarization potential due to the excitation of collective states' '' Andrés Martín, María Victoria; Catara, F.; Lanza, Edoardo G. (American Physical Society, 1993) This is a reply to the preceding Comment. We confirm the results of our paper. The differences between our calculations ...
Article Reorientation and coupling effects in polarized heavy ion fusion Martel, I.; Gómez Camacho, Joaquín José; Andrés Martín, María Victoria (Elsevier, 1992) A simple model to understand the reaction mechanisms in the fusion of polarized heavy ions based on tidal symmetry, the ...
Article Geometric interpretation of the effect of the quadrupole force in the collisions of deformed nuclei Andrés Martín, María Victoria; Gómez Camacho, Joaquín José; Nagarajan, M. A. (American Physical Society, 1992) The effect of a quadrupole force on a set of degenerate states of a rotational band with arbitrary spin projection along ...
Article Dynamical polarization potential due to the excitation of collective states Andrés Martín, María Victoria; Catara, F.; Lanza, Edoardo G. (American Physical Society, 1991) Within the Feshbach formalism we calculate the nucleus-nucleus dynamical polarization potential arising from the coupling ...
Article Importance of Giant-Resonance Excitation for the Surface Properties of the Heavy-Ion Optical Potential Chomaz, Philippe; Blumenfeld, Y.; Andrés Martín, María Victoria; Catara, Francesco; Lanza, Edoardo G. (IOP Publishing Ltd., 1989) An imaginary potential associated with the inelastic excitation of the nuclei is computed in a multiphonon excitation model ...
Article Random-phase-approximation-based dynamical polarization potential Andrés Martín, María Victoria; Catara, F.; Chomaz, Ph.; Lanza, Edoardo G. (American Physical Society, 1989) A dynamical polarization potential is defined taking into account the effects on the elastic channel due to the excitation ...
Article Polarization effects due to coupling of elastic to compound states Nagarajan, M. A.; Andrés Martín, María Victoria; Lozano Leyva, Manuel Luis (Elsevier, 1987) From a compound nucleus level-density-dependent imaginary potential an energy-and angular-momentum-dependent polarization ...

Author profile: Andrés Martín, María Victoria

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