Seminars and conferences held at the site of the Nonlinear Physics Group of the University of Sevilla.

  2018 2018   2017  2016   2015   2014   2013   2012   2011   2010   2009   2008   2007   2006   2005    2004    2003

2. Pterobreathers: wing and breather frequencies in the moving frame. JFR Archilla, Y Doi, M Kimura
3.. Travelling waves in the Fermi-Pasta-Ulam-Tsingou model: existence and stability. J Cuevas-Maraver, PG Kevrekidis, A Vainchtein, H Xu, DE Pelinovsky
4. Numerical Study on Discrete Breathers in 3D Crystals. Y Doi .
5.. Moving Intrinsic Localized Modes in a Mixed Model of Fermi-Pasta-Ulam and Nonlinear Klein-Gordon Lattices. M Kimura, JFR Archilla, Y Doi.
6.. Mica group structure and hyperconductivity. FM Russell, MW Russell, S Medina-Carrasco, JFR Archilla, F Frutos.
7.. Discrete breathers in electrical lattices. F Palmero, LQ English.
8. Ratchet of kinks induced by fluctuations among symmetric sine-Gordon potentials.  B Sánchez-Rey, J Casado-Pascual, NR Quintero.
9. Observation of excited modes in a mechanical coupled oscillator array. Y Watanabe, Y Doi..
10. Existence of odd and even discrete breathers in infinite Fermi-Pasta-Ulam lattices. K Yoshimura. 
11. Transition phase in biological systems. MJG Calero. 
12. Localized modes in magnetically coupled resonant circuit array induced by a locally distributed impurity.  Y Mogi, M Kimura, S Doi 
13. Discrete breathers in an electrical transmission line. J Tsoplefack, F Palmero, J Cuevas-Maraver.Energy and charge transport in a silicate layerJFR Archilla, Y Doi, M Kimura. 
14.  Experiments and questions on hyperconductivity and quodon (virtual talk). FM Russell. 

15. Electric charge and energy localization in silicates; numerical problems. Masayuki Kimura, from ILAS, University of Kyoto. 
Departamento de Física Aplicada I, ETSII, Universidad de Sevilla, 21/10/2019. 12:45-13:45h (poster)

2018

• On the stability properties of some breather solutions.  Miguel A. Alejo,  Universidad Federal de Santa Catarina, Brasil. Seminario I, IMUS, Sevilla, 21 de marzo de 2017, 17h  (abstract, poster)
• Transfer of energy in mechanical media. Dr. Luis Cisneros-Ake, Instituto Politécnico Nacional de México. Departamento de Física Aplicada I, ETSII, Universidad de Sevilla, 24-05-2018. 17-18:30h.
• Mobile localized solutions for an electron in lattices with dispersion of Debye and Einstein. Dr. Luis Cisneros-Ake, Instituto Politécnico Nacional de México. Phisics Faculty, Universidad de Sevilla, Spain 30-05-2018, 11-12h  (Poster).
• Seminar session of electrons and holes in lattices.  Department of Applied Physics I, ETSII, Universidad de Sevilla, Spain. 11-07-2018 (poster).
• Revisited models for charge transport from Holstein and Davydov  to Su-Schrieffer-Heeger. Yuriy A. Kosevich, Semenov Instituteof Chemical Physicsof RAS, Moscow, Russia
• A model forcharge transport in mica muscovite. Juan F.R. Archilla, Groupof NonlinearPhysics. Universidad de Sevilla, Spain.

• Seminar cycle Days on hyperconductivity. Sevilla. 
• Theoretical and practical challenges of hyperconductivity above room temperature (abstract and slides).
  FM Russell, former Rutherford-Appleton Laboratory, UK, .March 6, 2017Soliton assisted hyperconductivity of low-dimensional systems: role of electron-phonon coupling and lattice anharmonicity (abstract and slides).
  Larissa Brizhik,. Bogolyubov Institute for Theoretical Physics.  March 6 2017.
• Solectrons in polydiacetylene: the ideal one dimensional electronic chain (abstract ).
  Guy E. Wilson, Queen Mary University Collegue London, UK, April 20, 2017. 
• Impulso y control de caos por excitaciones periódicas en sistemas disipativos no autónomos. Ricarco Chacon, Universidad de Extremadura, España, 23 de junio de 2017 (abstract)
• El  Grupo de Física No Lineal. Excitaciones localizadas:  breathers, solitones, kinks , crowdions y polarobreathers.
  JFR Archilla; S. Medina-Carrasco, FR Romero. 
  Jornadas de presentación de las líneas de investigación a los alumnos de cuarto curso de la Facultad de Física, Universidad de Sevilla, 24 y 25 de octubre de 2017
  Presentación por JFR Archilla (transparencias).

• Seminar cycle Days on hyperconductivity. Sevilla 2016-17. 
• Charged ultradiscrete supersonic kinks and discrete breathers in nonlinear molecular chains with realistic interatomic potentials and electron-phonon interactions.
  Yuriy Kosevich, Semenov Institute of Chemical Physic, RAS, Moscow, Russia, Sevilla, November 14, 2016 (abstract)
• Excitaciones localizadas: breathers, solitones, kinks, crowdions,  polarobreathers y solectrones. Líneas de Investigación del Grupo de Física No Lineal
  JFR Archilla; FR Romero.. 
  Jornadas de presentación de las líneas de investigación a los alumnos de cuarto curso de la Facultad de Física, Universidad de Sevilla, 26 y 27 de octubre de 2016.
  Presentación por JFR Archilla (transparencias)

2015

• Catalysis and localized anharmonic vibrations.
  Vladimir Dubinko, Kharkov Institute of Physics and Technology, Kharkov, Ukraine
  Sevilla, October 19, 2015 (pdf poster and abstract)
• On the properties of quantum packets for the interaction of a single two-level atom with a mode of the quantized electromagnetic field.
  Ekaterina Karatsuba, Dorodnicyn Computing Center, Russian Academy of Sciences, Moscow, Russia.
  Sevilla, December 14, 2015 (pdf poster  and  extended abstract)

• Wandering breathers in coupled nonlinear chains: classical counterpart of quantum tunneling.
  Yuriy Kosevich, Semenov Institute of Chemical Physics, Russian Academy of Sciences, Moscú, Rusia.
  Sevilla, November 11, 2014  (pdf poster and abstract)

2013

• Creation and annealing of point defects in germanium crystal lattices by subthreshold energy events.
  Sergio Coelho , Departament of Physics, University of Pretoria, South Africa.
  Sevilla, October 7, 2103 (abstract and pdf slides).
  (Visitor from September 23 to October 14, 2013)

2012

• Conference organization: LENCOS 2012: 2nd Conference on Localized Excitations in Nonlinear Complex Systems.
  Sevilla, Spain, July 9-12, 2012. Chairman: J Cuevas, organizers:  A Álvarez, 
  F Palmero, JFR Archilla, FR Romero, B Sánchez-Rey, Sci Commitee: J Cuevas, F Palmero
  (Book of abstracts, publication Localized Excitations in Nonlinear Complex Systems, Springer, 2014, ISBN 978-3-319-02056-3)
• Multivortex periodic structures in driven magnetic nanodots
  Yury Gaididei, Bogolyubov Institute ofor Theoretical Physics, Kiev, Ukraine 
  Sevilla, Spain, July 12, 2012 (pdf abstract).
• Dark Solitons and Vortices, Double Wells, Ghost States and Nonlinear PT-phase transitions in Defocusing PT-symmetric Media
  Panayotis G. Kevrekidis, University of Massachusetts-Amherst, USA
  Sevilla, Spain, July 10, 2012 (pdf abstract).
• Bright solitons from defocusing nonlinearities Boris A. Malomed, University of Tel-Aviv, Israel
  Sevilla, Spain, July 10, 2012 (pdf abstract).
• A new type of energetic mobile nonlinear non-oscillatory lattice excitation in crystals
  FM Russell, Heriot-Watt University, Edinburgh, UK.
  Sevilla, Spain, July 9, 2012 (pdf abstract).

  2011

• Modelo físico para medios granulares unidimensionales
  Lautaro Vergara, (abstract and jpg poster) Sevilla, January 31, 2011.  
• Modelling vortex patches with mKdV breathers
  Miguel Ángel Alejo Plana (pdf poster) Sevilla, July 13, 2011.  
• Jornada de Física No Lineal 2011 (pdf poster)
  D. Frantzeskakis, N. Karachalios and R. Carretero, Sevilla, October 13, 2011.  
• Tunneling nonlinear exciton-phonons in coupled macromolecules and in coupled semiconductor nanowires (
  Yury Kosevich, Sevilla, October 27, 2011  (pdf poster).

    2010

• Nonlinear Waves in Granular Crystals
  Mason A Porter, (abstract). Sevilla, March 4, 2010.  
• Reaction Rate Theory with account of Discrete Breathers.
  Vladimir Dubinko (abstract and pdf poster). Sevilla, July 15, 2010.
• The Discrete Cubic-Quintic Nonlinear Schrödinger Equation
  Christopher Chong (abstract), Sevilla, April 11, 2010, 18:00.

2009      

• Modelos básicos no lineales y sus soluciones básicas
  Boris Malomed, Sevilla, January 28-31, 2009.
  Simposio Internacional: Simulación Matemática en Ciencia y Tecnología. 
  Fundación Ramón Areces. Ciencias de la Vida y de la Materia, 29 y 30 de enero de 2009
• Introducción a los Métodos para la Simulación de Materiales II
  Norge Cruz, Sevilla, April 4, 2009, 18:00.
• Introducción a la dinámica molecular con DLPOLY  
  Juan FR Archilla, Sevilla, April 26, 2009.
• Introducción a los Métodos para la Simulación de Materiales I
  Norge Cruz, Sevilla, October 7, 2009, 12:00.
• Conference in Sevilla:  LENCOS'09 . 
  Organized by Jesús Cuevas and the GFNL, Sevilla, July 2009.
• Nonlinearity in the Taylor-Couette flow
   Jesús Cuevas, Sevilla, December 9, 2009.

2008

• Polarobreathers
  Juan FR Archilla, Sevilla, June 2, 2008, 10-12h.
• Soliton Management in Periodic Systems
  Boris Malomed (abstract and pdf poster). Sevilla, October 10, 2008.

   

  2007

• Non lineal vibrations in closed DNA chains.
  Cynthia Ferrreira and JFR Archilla. Sevilla, November 27, 2007.
• Modelling signal transmission in proteins. Actin filaments as transmission lines.
  Cynthia Ferrreira (abstract and pdf poster). Sevilla, October 25, 2007.
• Protein folding. The Davydov-Scott model.
  Leonor Cruzeiro (abstract, poster and slides). Sevilla, May 24, 2007.
• Vibraciones localizadas no lineales y velocidad de reacción en la mica muscovita.
  JFR Archilla (abstract and slides). Real Academia Sevillana de Ciencias, Sevilla, March 13, 2007.
• Excitaciones Localizadas No Lineales en Sistemas Discretos. Problemas numéricos y de computación.
  JFR Archilla, J Cuevas y F Palmero (abstract and slides).
  Imaginática 07, Sevilla, March 6, 2007.
• Introducción a la microscopía de efecto tunel (STM) y la microscopía electrónica de barrido (SEM).
  Taisia Gorkhover  y Daniela Rupp (abstract, poster and slides). Sevilla, January 22, 2007.

  2006

• Center manifold approximation to breathers in inhomogeneous lattices.
  B Sánchez-Rey (abstract). Sevilla, December 17, 2006.
• Dispersión de breathers móviles en una cadena Klein-Gordon con interfaz de masa.
  N Khalil (abstract and slides). Sevilla, July 11, 2006.
• Engineered Nonlinear Excitations in Magnetic Nanostructures
  Yuri B Gaididei (abstract, posters and slides). Sevilla, May 24, 2006.
• Efecto Aharonov-Bohm para un excitón
  F Palmero (pdf slides 300 Kb). Sevilla, May 18, 2006.
• Excitaciones localizadas en sólidos y biomoléculas. Hacia nuevos avances en biología y tecnología,
  Coloquios en la Facultad de Física, 2 de mayo de 2006.
  J Cuevas (pdf slides 700 Kb), F Palmero (pdf slides 700 Kb) y JFR Archilla (pdf slides 800 Kb)
• Sistemas cuánticos abiertos.Plegamiento de proteínas
  J Cuevas, January 16, 2006 (pdf slides 310 Kb).

  2005

• Mica, a window into the atomic world
  FM Russell, December 16, 2005 (pdf abstract and poster 600 Kb).
• Molecular modelling of nucleic acids: How Quantum Chemistry might help?
  E Starikov, April 1, 2005.(abstract, poster and slides)
  
• Nonlinear Double Day 2005 International workshop on Nonlinear excitations: theory and experiments.
  March 3- 4 2005 (abstracts and slides). Speakers: PL Christiansen, J Cuevas, JC Eilbeck, F Fillaux, Yu B Gaidedi, D Hennig, G James, M Johansson, F Piazza, R Pinto and P Sen,

  2004

• Neutron spectroscopy. Introduction and application to KH bistrifluoroacetate (pdf slides, 750 Kb)
  JFR Archilla, December 14, 2004.
• Solitons in Bose-Einstein Condensates (pdf slides, 178 Kb, in Spanish)
  J Cuevas. October 25, 2004.
• Heat transport in low dimensional systems (NLDD 2004 Extension)
  Roberto Livi, Dipartimento de Fisica, University of Florence, Italy. June 3, 2004.
• Nonlinear Double Day 2004 International workshop on Macroscopic Effects of Anharmonic Excitations.
  17-18 May 2004 (abstracts and slides). Speakers: MD Alba, JFR Archilla, PL Christiansen, JC Eilbeck, F Fillaux, Yu B Gaididei, D Hennig and B Sánchez-Rey.
• Exact moving breathers in the DNLS
  B Sánchez-Rey. April 22, 2004.
• Structure and function of DNA telomeres. (abstract, pdf slides and gif video)
  JMR Romero. March 25, 2004 .
• DNA telomeres from the point of view of nonlinear physics
  F Palmero and J Cuevas. March 25, 2004
• Quantum breathers in fermionic and bosonic Hubbard models II.
  F Palmero. March 18, 2004.
• Quantum breathers in fermionic and bosonic Hubbard models I.
  F Palmero. March 11, 2004.
• Localization in a quantum dimer.
  C Katerji. March 18, 2004.

  2003

• An algebraic method for constructing breathers.
  J Cuevas. October 21, 2003.
• Classical and Quantum breathers
  FR Romero. October 14, 2003.
• Structure and function of DNA
  JMR Romero. October 28, 2003.
• MOBIL: International workshop on Moving Breathers in Inhomogeneous Lattices
  Sevilla, Spain, 21-22 February 2003 (abstracts and slides). Speakers: PL Christiansen, JC Eilbeck, S Flach, Yu B Gaididei, D Hennig, M Johansson, C Katerji, PV Larsen, F Mertens, F Palmero, G Tsironis and L Vázquez.

Nonlinear Physics Group
https://grupo.us.es/gfnl