Artigos científicos de 2006 a 2012

2012

  1. E. L. Lameu, C. A. S. Batista, A. M. Batista, K. Iarosz, R. L. Viana, S. R. Lopes, and J. Kurths, Suppression of bursting synchronization in clustered scale-free (``rich-club'') neuronal networks, Chaos, Vol. 22 (2012) Article 043149 PDF (1.80 MB)
  2. I. L. Caldas, R. L. Viana, C. V. Abud, J. C. D. Fonseca, Z. O. Guimarães-Filho, T. Kroetz, F. A. Marcus, A. Schelin, J. D. Szezech Jr., D. L. Toufen, M. S. Benkadda, S. R. Lopes, P. J. Morrison, M. Roberto, K. Gentle, Yu. Kuznetsov, and I. C. Nascimento, Shearless transport barriers in magnetically confined plasmas, Plasma Physics and Controlled Fusion, Vol. 54, No. 12 (2012) 124035 PDF (1.35 MB)
  3. R. L. Viana, S. R. Lopes, J. D. Szezech Jr., and I. L. Caldas, Synchronization of chaos and the transition to wave turbulence International Journal of Bifurcation and Chaos Vol. 22, No. 10 (2012) Article 1250234 (9 pages) PDF (731 kB)
  4. J. D. Szezech Jr., I. L. Caldas, S. R. Lopes, P. J. Morrison, and R. L. Viana, Effective transport barriers in nontwist systems, Physical Review E Vol. 86 (2012) Article 036206 PDF (4.57 MB)
  5. S. R. Lopes, J. D. Szezech Jr., R. F. Pereira, A. A. Bertolazzo, and R. L. Viana, Anomalous transport induced by nonhyperbolicity, Physical Review E, Vol. 86 (2012) Article 016216 PDF (1.77 MB)
  6. R. L. Viana, S. R. Lopes, I. L. Caldas, J. D. Szezech Jr., Z. Guimarães-Filho, G. Z. dos Santos Lima, P. P. Galuzio, A. M. Batista, Yu. Kuznetsov, and I. C. Nascimento, Dynamical analysis of turbulence in fusion plasmas and nonlinear waves Communications in Nonlinear Science and Numerical Simulation , Vol. 17, (2012) Pages 4690-4699 PDF (2.2 MB)
  7. C. A. S. Batista, E. L. Lameu, A. M. Batista, S. R. Lopes, T. Pereira, G. Zamora-López, J. Kurths, and R. L. Viana, Phase synchronization of bursting neurons in clustered small-world networks, Physical Review E, Vol. 86, (2012) Article 016211 PDF (467 kB)
  8. B. R. Nana Nbendjo, I. L. Caldas, and R. L. Viana, Dynamical changes from harmonic vibrations of a limited power supply driving a Duffing oscillator, Nonlinear Dynamics Vol. 70 (2012) Pages 401-407 PDF (893 kB)
  9. I. L. Caldas, J. D. Szezech Jr., T. Kroetz, F. A. Marcus, M. Roberto, R. L. Viana, and S. R. Lopes, Transport barriers in plasmas, Journal of Physics Conference Series, Vol. 370 (2012) article 012001 PDF (1.02 MB)
  10. S. Camargo, R. L. Viana, and C. Anteneodo, Intermingled basins in coupled Lorenz systems, Physical Review E, Vol. 85, Article 036207 (10 pages) (2012) PDF (8.85 MB)
  11. T. Kroetz, M. Roberto, I. L. Caldas, R. L. Viana, and P. J. Morrison, Divertor map with freedom of geometry and safety factor profile, Plasma Physics and Controlled Fusion, Vol. 54 (2012) article 045007 (13 pages) PDF (1.09 MB)
  12. R. L. Viana, A. M. Batista, C. A. S. Batista, J. C. A. de Pontes, F. A. dos S. Silva, and S. R. Lopes, Bursting synchronization in networks with long-range coupling mediated by a diffusing chemical substance, Communications in Nonlinear Science and Numerical Simulation, Vol. 17, no. 7 (July, 2012), pp. 2924-2942 PDF (2.67 MB)
  13. G. Z. dos Santos Lima, K. C. Iarosz, A. M. Batista, I. L. Caldas, Z. O. Guimarães-Filho, R. L. Viana, S. R. Lopes, I. C. Nascimento, and Yu. K. Kuznetsov, Self-organized criticality in MHD driven plasma edge turbulence, Physics Letters A Vol. 376 (2012), pp. 753-757 PDF (651 kB)
  14. I. L. Caldas, R. L. Viana, J. D. Szezech Jr., J. S. E. Portela, J. Fonseca, M. Roberto, C. G. L. Martins, and E. J. da Silva, Nontwist symplectic maps in tokamaks Communications in Nonlinear Science and Numerical Simulation Vol. 17, Issue 5 (May 2012) Pages 2021-2030 PDF (2.32 MB)
  15. K. C. Iarosz, A. M. Batista, R. L. Viana, S. R. Lopes, I. L. Caldas, and T. J. P. Penna The influence of connectivity on the firing rate for a neuronal complex network with electrical and chemical synapses, Physica A, Vol. 391, Pages 819-827 (2012) PDF (1.05 MB)

2011

  1. P. P. Galuzio, S. R. Lopes, and R. L. Viana, Two-state on-off intermittency caused by unstable dimension variability in periodically forced drift waves, Physical Review E , Vol. 84, Article no. 056211 (9 pages) PDF (3.18 MB)
  2. A. B. Schelin, I. L. Caldas, R. L. Viana, and S. Benkadda Collisional effects in the tokamap, Physics Letters A, Vol. 376, Pages 24-30 PDF (2.16 MB)
  3. R. L. Viana, Oscilações de relaxação e suas aplicações - I, Revista Brasileira de Ensino de Física, Vol. 33, No. 3, Artigo 3304 PDF (372 kB)
  4. R. L. Viana, Oscilações de relaxação e suas aplicações - II, Revista Brasileira de Ensino de Física, Vol. 33, No. 3, Artigo 3305 PDF (372 kB)
  5. G. Porcile, A. G. da Silva, and R. L. Viana, External debt sustainability and policy rules in a small globalized economy Structural Change and Economic Dynamics, Vol. 22 (2011) Pages 269-276 PDF (506 kB)
  6. R. L. Viana, F. A. dos S. Silva, and S. R. Lopes, Turing instability in oscillator chains with non-local coupling Physical Review E, Vol. 83 (2011) Article no. 046220 (4 pages) PDF (664 kB)
  7. R. F. Pereira, M. C. Vergès, R. L. Viana, S. R. Lopes, S. E. de S. Pinto Parametric evolution of unstable dimension variability in coupled piecewise-linear chaotic maps, Physical Review E Vol. 83 (2011) Article no. 037201 (4 pages) PDF (265 kB)
  8. R. L. Viana, E. C. da Silva, T. Kroetz, I. L. Caldas, M. Roberto, and M. A. Sanjuán, Fractal structures in nonlinear plasma physics, Philosophical Transactions of the Royal Society A, Vol. 369 (2011) Pages: 371-395 PDF (3.9 MB)
  9. J. D. Szezech Jr., S. R. Lopes, I. L. Caldas, and R. L. Viana, Blowout bifurcation and spatial mode excitation in the bubbling transition to turbulence Physica A, Vol. 390 (2011) Pages: 365–373 PDF (1.0 MB)
  10. G. Z. dos S. Lima, K. C. Iarosz, A. M. Batista, Z. O. Guimarães-Filho, I. L. Caldas, I. C. Nascimento, Yu. K. Kuznetsov, R. L. Viana, and S. R. Lopes Radial dependence of self-organized criticality behavior in TCABR tokamak, Journal of Physics Conference Series, Vol. 285 (2011) Article no. 012004 PDF (310 kB),
  11. K. C. Iarosz, C. C. Martins, A. M. Batista, R. L. Viana, S. R. Lopes, I. L. Caldas, and T. J. P. Penna, On a cellular automaton with time delay for modelling cancer tumors, Journal of Physics Conference Series, Vol. 285 (2011) Article no. 012015 PDF (315 kB)

2010

  1. K. C. Iarosz, R. C. Bonetti, A. M. Batista, R. L. Viana, S. R. Lopes, e T. J. P. Penna, Supressão de células cancerígenas em autômato celular, Publicatio (UEPG), Vol. 16, No. 2 (Dezembro, 2010), pgs. 79-85. PDF (932 kB) basin of attraction
  2. P. P. Galuzio, S. R. Lopes, and R. L. Viana, Two-state on-off intermittency and the onset of turbulence in a spatiotemporally chaotic system, Physical Review Letters , Vol. 105 (2010) article no. 055001 (2010) PDF (1.04 MB)
  3. S. Camargo, S. R. Lopes and R. L. Viana Extreme fractal structures in chaotic mechanical systems: riddled basins of attraction, Journal of Physics: Conference Series, Vol. 246 (2010) article no. 012001 (15 pages) PDF (7.3 MB)
  4. Z. O. Guimarães-Filho, G. Z. dos Santos Lima, I. L. Caldas, R. L. Viana, I. C. Nascimento, and Yu. K. Kuznetsov, Characterizing electrostatic turbulence in tokamak plasmas with high MHD activity, Journal of Physics: Conference Series , Vol 246 (2010) article no. 012014 (17 pages) PDF (880 kB),
  5. R. L. Viana, J. C. A. de Pontes, S. R. Lopes, C. A. S. Batista, and A. M. Batista, Controlling chaotic bursting in map-based neuron network models, Recent Progresses in Controlling Chaos , Eds. C. Grebogi and M. A. F. Sanjuán, Series on Stability Vibration and Control of Systems, Series B - Vol. 16 , Chapter 10 (World Scientific, Singapore, 2010) download in Google Books
  6. T. Kroetz, M. Roberto, I. L. Caldas, R. L. Viana, P. J. Morrison, and P. Abbamonte, Integrable maps with non-trivial topology: applications to divertor configurations, Nuclear Fusion, Vol. 50 (2010) 034003 (14 pp.) PDF (1.10 MB),
  7. Z. O. Guimarães-Filho, I. L. Caldas, R. L. Viana, I. C. Nascimento, Yu. K. Kuznetsov, and J. Kurths Recurrence quantification analysis of turbulent fluctuations in the plasma edge of Tokamak Chauffage Alfvén Brésilien tokamak, Physics of Plasmas , Vol. 17 [January] (2010) Article no. 012303 (8 pages) PDF (515 kB),
  8. C. A. S. Batista, S. R. Lopes, R. L. Viana, and A. M. Batista, Delayed feedback control of bursting synchronization in a scale-free network, Neural Networks, Vol. 23 (2010), Pages 114-124 PDF (3.4 MB)

2009

  1. J. Aguirre, R. L. Viana, and M. A. F. Sanjuán, Fractal structures in nonlinear dynamics, Reviews of Modern Physics, Vol. 81 (2009) [Jan-Mar] Pages 333-386 PDF (7.96 MB),
  2. J. D. Szezech Jr., I. L. Caldas, S. R. Lopes, R. L. Viana, and P. J. Morrison, Transport properties in nontwist area-preserving maps, Chaos , Vol. 19 (2009) Article 043108 (9 pages) PDF (3.88 MB),
  3. R. M. Rszmoski, S. E. de S. Pinto, M. T. Van Kan, A. M. Batista, R. L. Viana, and S. R. Lopes, Synchronization and suppression of chaos in non-locally coupled map lattices, Pramaña, Vol. 73, Number 6 (2009) [December] Pages 999-1009 PDF (503 kB)
  4. G. Z. dos Santos Lima, Z. O. Guimarães-Filho, I. L. Caldas, I. C. Nascimento, Yu. K. Kuznetsov, A. M. Batista, S. R. Lopes, and R. L. Viana, Bicoherence in electrostatic turbulence driven by high magnetohydrodynamic activity in Tokamak Chauffage Alfvén Brésilien, Physics of Plasmas , Vol. 19 (2009) 042508 PDF (487 kB),
  5. M. C. Vergés, R. F. Pereira, S. R. Lopes, R. L. Viana, and T. Kapitaniak Riddling and chaotic synchronization of coupled piecewise-linear Lorenz maps, Physica A Vol. 388 (2009) Pages 2515-2525 , PDF (926 kB)
  6. J. D. Szezech Jr., S. R. Lopes, R. L. Viana, and I. L. Caldas, Bubbling transition to spatial mode excitation in an extended dynamical system, Physica D Vol. 238 (2009) Pages 516-525 PDF (4.25 MB),
  7. T. Kroetz, F. A. Marcus, M. Roberto, I. L. Caldas, and R. L. Viana, Transport control in fusion plasmas by changing electric and magnetic field spatial profiles, Computer Physics Communications Vol. 180 (2009) Pages 642-650 PDF (2.21 MB),
  8. S. L. T. dos Santos, I. L. Caldas, and R. L. Viana, Multistability and self-similarity in the parameter space of a vibro-impact system, Mathematical Problems in Engineering, Vol. 2009 (2009), Article 290356 (11 pages) PDF (7.02 MB)
  9. A. M. dos Santos, S. R. Lopes, and R. L. Viana, Intermittent behavior and synchronization of two coupled noisy driven oscillators, Mathematical Methods in Engineering , Vol. 2009 (2009) Article 610574 (13 pages) PDF (3.01 MB)
  10. R. L. Viana, S. Camargo, R. F. Pereira, M. C. Vergés, S. R. Lopes, and S. E. de S. Pinto, Riddled basins in complex physical and biological systems Journal of Computational Interdisciplinary Sciences Vol. 1, Number 2 (2009) Pages 73-82 PDF (1.6 MB),
  11. C. F. Woellner, S. R. Lopes, R. L. Viana, and I. L. Caldas, Clustering and diffusion in a symplectic map lattice with non-local coupling, Chaos, Solitons and Fractals . Vol. 41, Number 5 (September) (2009) Pages 2201-2215 PDF (1.08 MB)
  12. C. A. S. Batista, A. M. Batista, J. C. A. de Pontes, S. R. Lopes, and R. L. Viana, Bursting synchronization in scale-free networks, Chaos, Solitons and Fractals, Vol. 41, NUmber 5 (September) (2009) Pages 2220-2225 PDF (291 kB)

2008

    basin of attraction
  1. F. A. Marcus, T. Kroetz, M. Roberto, I. L. Caldas, E. C. da Silva, R. L. Viana, and Z. O. Guimarães-Filho, Chaotic transport in reversed-shear tokamaks, Nuclear Fusion Vol. 48 (2008) Pages 024018-024026 PDF (1.19 MB), (foi capa do número impresso da revista)
  2. E. Granemann, S. R. Lopes, and R. L. Viana, Using recurrences to characterize the chaos-hyperchaos transition, Physical Review E vol. 78 (December) (2008) 066206:1-7 PDF (3.31 MB)
  3. J. C. Vallejo, R. L. Viana, and M. A. F. Sanjuan, Finite-time Lyapunov exponents distributions, nonhyperbolicity and predictability in 2D hamiltonian systems, Physical Review E Vol. 78 (December) (2008) 066204:1-13 PDF (1.1 MB),
  4. J. S. E. Portela, I. L. Caldas, and R. L. Viana, Tokamak magnetic field line structure described by simple maps, European Physical Journal - Special Topics, Vol. 165 (2008) 195-210 PDF (33 MB),
  5. R. F. Pereira, S. Camargo, S. E. de S. Pinto, S. R. Lopes, and R. L. Viana, Periodic-orbit analysis and scaling laws of intermingled basins of attraction in an ecological dynamical system, Physical Review E, Vol. 78, (2008) Pages 056214-1/10 (2008) PDF (424 kB)
  6. T. Kroetz, M. Roberto, E. C. da Silva, I. L. Caldas, and R. L. Viana, Escape patterns of chaotic magnetic field lines in a tokamak with reversed magnetic shear and an ergodic limiter Physics of Plasmas, Vol. 15 (2008) Pages 092310-1/12 PDF (2.27 MB),
  7. R. C. Bonetti, C. A. S. Batista, A. M. Batista, S. E. de S. Pinto, R. L. Viana, and S. R. Lopes, Short-time memories in a network with randomly distributed connections, Physical Review E, Vol. 78 (2008) Pages 037102-1/4 PDF (320 kB)
  8. G. T. Kubo, R. L. Viana, S. R. Lopes, and C. Grebogi, Crisis-induced unstable dimension variability in a dynamical system, Physics Letters A, Vol. 372 (2008) Pages 5569-5574 PDF (2.85 MB)
  9. Z. O. Guimarães-Filho, I. L. Caldas, R. L. Viana, M. V. A. P. Heller, I. C. Nascimento, Yu. T. Kuznetsov, and R. Bengtson, Electrostatic turbulence driven by high MHD activity in TCABR tokamak, Physics of Plasmas, Vol. 15 (2008) Article 062501, 8 pages PDF (1.30 MB)
  10. J. C. A. de Pontes, R. L. Viana, S. R. Lopes, C. A. S. Batista, and A. M. Batista, Bursting synchronization in non-locally coupled networks, Physica A, Vol. 387 (2008) Pages 4417-4428 PDF (770 kB)
  11. Z. O. Guimarães-Filho, I. L. Caldas, R. L. Viana, J. Kurths, I. C. Nascimento, and Yu. T. Kuznetsov, Recurrence quantification analysis of electrostatic fluctuations in fusion plasmas, Physics Letters A Vol. 372 (2008) Pages 1088-1095 PDF (529 kB)
  12. A. M. Batista, I. L. Caldas, S. R. Lopes, and R. L. Viana, Low-dimensional chaos and wave turbulence in plasmas, Philosophical Transactions of the Royal Society of London A Vol. 366, (2008) Pages 609-620 PDF (1.49 MB)
  13. A. M. dos Santos, S. R. Lopes, and R. L. Viana, Synchronization regimes for two coupled noisy Liénard-type driven oscillators, Chaos, Solitons and Fractals Vol. 36 (2008) Pages 901-910 PDF (1.47 MB)
  14. A. M. dos Santos, R. L. Viana, S. R. Lopes, S. E. da S. Pínto, and A. M. Batista, Collective behavior in coupled chaotic map lattices with random perturbations, Physica A Vol. 387, Number 7 (2008) Pages 1655-1668 PDF (1.47 MB)
  15. S. L. T. de Souza, I. L. Caldas, R. L. Viana, and J. M. Balthazar, Control and chaos for vibro-impact and non-ideal oscillators, Journal of Theoretical and Applied Mechanics (Warsaw) Vol. 46, Number 3 (2008) Pages 641-664 PDF (1.34 MB),
  16. Y. L. A. Liu, E. E. N. Macau, J. J. Barroso, J. D. S. Silva, Z. O. A. Guimarães-Filho, I. L. Caldas, R. L. Viana, M. F. A. Godoy: Uso de rede neural percéptron multi-camadas na classificação de patologias cardíacas, TEMA: Tendências em Matemática Aplicada e Computacional, Vol. 9, Número 2, pp. 255-264 (2008). PDF (166 kB)

2007

  1. J. S. E. Portela, I. L. Caldas, R. L. Viana and M. A. F. Sanjuán: Fractal and Wada basin boundaries in tokamaks, International Journal of Bifurcation and Chaos , Vol. 17, No. 11 (2007) Pages 4067-4079. PDF (2.03 MB),
  2. C. A. S. Batista, A. M. Batista, J. A. C. de Pontes, R. L. Viana, and S. R. Lopes, Chaotic phase synchronization in scale-free networks of bursting neurons Physical Review E, Vol. 76 (2007) Pages 016218:1-10 PDF (1.88 MB)
  3. J. S. E. Portela, I. L. Caldas, R. L. Viana, and P. J. Morrison, Diffusive transport through a nontwist barrier in tokamaks, International Journal of Bifurcation and Chaos, Vol. 17 (2007) Pages 1589-1598 PDF (5.1 MB),
  4. R. F. Pereira, S. E. de S. Pinto, R. L. Viana, S. R. Lopes, and C. Grebogi, Periodic orbit analysis at the onset of the unstable dimension variability and at the blowout bifurcation, Chaos, Vol. 17 (2007) Pages 023131:1-13 PDF (230 kB)
  5. S. E. de S. Pinto, I. L. Caldas, A. M. Batista, S. R. Lopes, and R. L. Viana, Transversal dynamics of a non-locally coupled map lattice, Physical Review E , Vol. 76 (2007) Pages 017202:1-4 PDF (2.88 MB)
  6. C. A. S. Batista, A. M. Batista, S. E. de S. Pinto, R. L. Viana, S. R. Lopes, and I. L. Caldas, Direction coherence in scale-free lattices of chaotic maps, Physica A , Vol. 383 (2007) Pages 725-732 PDF (247 kB)
  7. J. D. Szezech Jr., S. R. Lopes, and R. L. Viana, The onset of spatio-temporal chaos in a nonlinear system, Physical Review E, Vol. 75 (2007) Pages 067202:1-4 PDF (255 kB)
  8. J. C. P. Coninck, S. R. Lopes, and R. L. Viana: Basins of attraction of nonlinear wave-wave interactions Chaos, Solitons and Fractals , vol. 32 (2007) Pages 711-724. PDF (1.05 MB),
  9. A. M. dos Santos, C. F. Woellner, S. R. Lopes, A. M. Batista, and R. L. Viana: Lyapunov spectrum of a lattice of chaotic systems with local and non-local couplings: Chaos, Solitons and Fractals, vol. 32 (2007) Pages 702-710. PDF (1.10 MB),
  10. S. L. T. de Souza, A. M. Batista, I. L. Caldas, R. L. Viana, and T. Kapitaniak: Noise-induced basin hopping in a vibro-impact system, Chaos, Solitons and Fractals, vol. 32 (2007) Pages 758-767 PDF (860 kB),
  11. S. L. T. de Souza, I. L. Caldas, and R. L. Viana: Damping control law for a chaotic impact oscillator, Chaos, Solitons and Fractals vol. 32 (2007) Pages 745-750 PDF (817 kB),
  12. S. L. T. de Souza, I. L. Caldas, R. L. Viana, J. M. Balthazar, and R. M. F. Brasil, A simple feedback control for a chaotic oscillator with limited power supply, Journal of Sound and Vibration , Vol. 299 (2007) Pages 664-671. PDF (617 kB),

2006

  1. C. Anteneodo, A. M. Batista, and R. L. Viana, Synchronization threshold in coupled logistic map lattices, Physica D , vol. 223 (2006) Pages 270-275 PDF (730 kB)
  2. A. M. Batista, I. L. Caldas, S. R. Lopes, R. L. Viana, W. Horton, and P. J. Morrison, Nonlinear three-mode interaction and drift wave turbulence in a tokamak edge plasma, Physics of Plasmas, vol. 13 (2006) Pages 042510:1-10. PDF (210 kB),
  3. E. C. da Silva, M. Roberto, I. L. Caldas, and R. L. Viana: Effects of the resonant modes on the magnetic footprint patterns in a tokamak wall: Physics of Plasmas, vol. 13 (2006) Pages 052511:1-9. PDF (878 kB),
  4. E. C. da Silva, M. Roberto, J. S. E. Portela, I. L. Caldas, and R. L. Viana, Escaping and transport barrier due to ergodic magnetic limiters in tokamaks with reversed magnetic shear, Nuclear Fusion, vol. 46 (2006) pp. S192-S198. PDF (1.27 MB),
  5. D. B. Vasconcelos, S. R. Lopes, R. L. Viana, and J. Kurths: Spatial recurrence plots: Physical Review E, vol. 73 (2006) pp. 056207:1-10. PDF (567 kB),
  6. J. C. A. de Pontes, A. M. Batista, R. L. Viana, and S. R. Lopes: Self-organized memories in coupled map lattices.: Physica A, Vol. 368 (2006) Pages 387-398. PDF (340 kB),
  7. D. B. Vasconcelos, R. L. Viana, S. R. Lopes, and S. E. de S. Pinto: Conversion of local transient chaos into global laminar states in coupled map lattices with long-range interactions: Physica A, Vol. 367 (2006) pp. 158-172. PDF (601 kB),
  8. A. M. dos Santos, R. L. Viana, S. R. Lopes, S. E. de S. Pinto, and A. M. Batista: Chaos synchronization in a lattice of piecewise linear maps with regular and random couplings: Physica A, vol. 367 (2006) pp. 145-157. PDF (570 kB),
  9. S. L. T. de Souza, I. L. Caldas, R. L. Viana, J. M. Balthazar, and R. M. F. Brasil: Dynamics of vibrating systems with tuned liquid column dampers and limited power supply: Journal of Sound and Vibration, vol. 289 (2006) pp. 987-998. PDF (616 kB),
  10. I. L. Caldas, F. A. Marcus, A. M. Batista, R. L. Viana, S. R. Lopes, M. V. A. P. Heller, Z. O. Guimarães-Filho, P. J. Morrison, and W. Horton: Turbulence induced transport in tokamaks, in Plasma and Fusion Science, Edited by J. J. E. Herrera-Velázquez, American Institute of Physics Proceedings Volume 875 (2006) pp. 341-346 PDF (2.1 MB),