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Title of Journal: Nuov Cim A

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Abbravation: Il Nuovo Cimento A (1965-1970)

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Società Italiana di Fisica

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DOI

10.1002/jps.3030450511

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1826-9869

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Strings and fields

Authors: G Venturi
Publish Date: 2008/05/07
Volume: 26, Issue: 2, Pages: 97-104
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Abstract

A system consisting of a scalar field localized on a string is examined We suggest how such a system could arise and exhibit the equations of motion and boundary conditions obtained on treating the string coordinates and the field as independent dynamical variables In the case of a static solution for the field we show that the classical system can give rise to a linearly rising trajectory with a physical negative interceptИсследуется система состоящая из скалярного поля лока лизованного на струне Мы показыва ем как такая система м ожет быть образована Мы приводим уравнения д вижения и граничные у словия полученные при тракт овке струнных координат и поля как независимых динамических переме нных В случае статического решени я для поля мы показыва ем что классическая систем а может привести к линейно во зрастающей траектор ии с физической отрицате льной точкой пересеченияSi studia un sistema che consiste di un campo scalare localizzato su una corda Si suggerisce in che modo tale sistema potrebbe presentarsi e si illustrano le equazioni del moto e le condizioni al contorno che si ottengono nel trattare le coordinate della corda ed il campo come variabili dinamiche indipendenti Per il caso di una soluzione statica del campo si dimostra che il sistema classico può dar luogo ad una traiettoria crescente linearmente con un intercetta fisica negativa

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  1. Second-order phase transitions in three dimensions
  2. Projector in constrained quantum dynamics
  3. Pion inclusive distribution at cosmic-ray energies and comparison with ISR data
  4. Analysis of the reaction π + p → ρ 0 Δ ++ at 11.7 GeV/c incident momentum
  5. Primakoff effect and π 0 lifetime
  6. Computation of forward pp dispersion relations
  7. A new approach to heavy-ion fusion
  8. A measurement of the magnetic moment of the Σ + -hyperon
  9. Elastic and inelastic scattering of 0.8 GeV polarized protons from 18 O
  10. Surface waves in pion-proton elastic scattering
  11. A study of two-pion exchange contributions to quasi-elastic scattering at high energies
  12. Discrimination between the standard theory of electroweak interactions and its extensions
  13. Coloured supersymmetry
  14. Three generations and a large top-quark mass
  15. Doppler shift attenuation measurements on 57 Fe and 57 Co
  16. Charge radii of nucleons
  17. Regge poles with kinematic cuts in pion photoproduction
  18. Existence of solutions of partial-wave dispersion relations and singular N/D equations
  19. SU 9 «composite» symmetry and weak interactions
  20. Small-angle scattering and absorption of 3.0 GeV/c antiprotons in nuclear emulsion
  21. The spectrum of b $$\bar c$$ , t $$\bar c$$ and t $$\bar b$$ ; bound states in the two-step potential model
  22. The sequential light-particle emission in peripheral heavy-ion collisions. A theoretical approach
  23. Energy gain of spherical shell targets ablatively imploded by thermal radiation
  24. Finite-energy sum rules on hyperbolas. — II
  25. K X-ray spectrum of Na excited by photons
  26. Singular-value decomposition of the nucleon-nucleon reactance matrix
  27. Inelastic π - 3 He interaction at 180 MeV 3 He interaction at 180 MeV
  28. Mechanism of particle production in nucleon-nucleon interactions at very high energies
  29. 852 keV first-forbidden beta transition in 115 Cd g
  30. Natural orbital calculations of nucleon momentum distributions
  31. A redefinition of quantum-mechanical exchange and Coulomb integrals by a reinterpretation of atomic and molecular orbitals as Taylor expansions of a potential and a similar treatment of the electromagnetic field.
  32. Two-variable crossing-symmetric expansion of the ππ scattering amplitude and low-energy parameter sum rules
  33. Reduction of complex electromagnetic fields to the irreducible representations of the inhomogeneous Lorentz group
  34. Investigation of the 149 Sm (n, α) 146 Nd reaction induced by fast neutrons
  35. Conformal covariance of Dirac-Maxwell and ’t Hooft-Polyakov monopole theories
  36. The $$\bar K$$ N system near thresholdsystem near thresholdСистема $$\bar K$$ N вблиэи порогавблиэи порога
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  39. The pion decay constant as a scale for hadron dynamics
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  41. The 12 C+ 12 C→α+ 20 Ne reaction mechanism and angular-momentum effects
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  44. Heavy-ion reactions with nucleon transfer
  45. Vertex functions and form factors for conformal spin-1/2 systems
  46. Baryon properties in chiral models
  47. Nuclear models and the hypernuclear interaction
  48. A χ 2 -test to study the α 1 , α 2 , α 3 convergence for high-precision LEP data, having in mind the SUSY threshold
  49. A study of the low-mass part of the (Kππ) system in the reaction K − p→K − pπ + π − at 8.25 GeV/c
  50. A homological approach to parametric Feynman integrals
  51. Once more on the role of the bound-state wave function in the leptonic decays of light hadrons
  52. Dynamical fission and transitional mechanisms in medium-mass heavy-ion reactions
  53. Non-regge and hyper-regge effects in pion-nucleon charge exchange scattering at high energies
  54. Direct reconstruction of the pp scattering matrix below 500 MeV, an attempt
  55. Alternative interaction between spinor and Yang-Mills fields
  56. The proton leading-particle spectrum at accelerator energies
  57. Multiple pion production associated with % MathType!MTEF!2!1!+- % feaafiart1ev1aaatuuDJXwAK1uy0Hwmaerbfv3ySLgzG0uy0Hgip5 % wzamXvP5wqonvsaeHbfv3ySLgzaeXafv3ySLgzGmvETj2BSbWexLMB % bXgBcf2CPn2qVrwzqf2zLnharCWqVvNCPvMCG4uz3bqehqvATv2CG4 % uz3bIuV1wyUbqeeuuDJXwAKbsr4rNCHbGeaGqiVu0Je9sqqrpepC0x % bbL8F4rqqrFfpiZxe9LqFHe9Lqpepeea0xd9q8as0-LqLs-Jirpepe % ea0-as0Fb9pgea0lrP0xe9Fve9Fve9qapdbiGaaiGadiWacmaaceGa % aqaafaGbaaGcbaacfaGab83sayaaraWaaWbaaSqabeaacaWFWaaaaa % aa!4CBE! $$ \bar K^0 $$ in the 12.6 GeV/c K−p reaction0 in the 12.6 GeV/c K−p reactionМножественное рождение пионов, свяэанное с % MathType!MTEF!2!1!+- % feaafiart1ev1aaatuuDJXwAK1uy0Hwmaerbfv3ySLgzG0uy0Hgip5 % wzamXvP5wqonvsaeHbfv3ySLgzaeXafv3ySLgzGmvETj2BSbWexLMB % bXgBcf2CPn2qVrwzqf2zLnharCWqVvNCPvMCG4uz3bqehqvATv2CG4 % uz3bIuV1wyUbqeeuuDJXwAKbsr4rNCHbGeaGqiVu0Je9sqqrpepC0x % bbL8F4rqqrFfpiZxe9LqFHe9Lqpepeea0xd9q8as0-LqLs-Jirpepe % ea0-as0Fb9pgea0lrP0xe9Fve9Fve9qapdbiGaaiGadiWacmaaceGa % aqaafaGbaaGcbaacfaGab83sayaaraWaaWbaaSqabeaacaWFWaaaaa % aa!4CBE! $$ \bar K^0 $$ в реакции K−p при 12.6 ГэВ/с0 в реакции K−p при 12.6 ГэВ/с
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  59. A new approach to conformal invariant field theories
  60. Effective trajectories in the presence of Regge cuts
  61. π—-p interactions at 650 MeV
  62. Composite gauge fields from nonlinear realizations
  63. Approximate saturation of the algebra of axial currents
  64. A general treatment of current algebra
  65. Piecewise analyticity of S -matrix elements and nonlocal interactions
  66. The deck model for nucleon diffraction dissociation at very high energies
  67. Deformation and interaction energies in statistical multifragmentation
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  72. A boundary-condition model for the P 33 pion-nucleon state
  73. O 4 invariance of a Bethe-Salpeter equation
  74. Tests for general models of deep inelastic lepton scattering
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  77. Nonstatistical structures in 12 C( 14 N, 4 He) 22 Na reaction
  78. On some properties of the multi-particle amplitude expressed as a function of group-theoretical variables
  79. Fully-symmetric dual models and Lorentz invariance
  80. A temporarily free SU 6 gauge field theory model for strong interactions
  81. Inclusive and exclusive cross-sections in K − p interactions at 14.3 GeV/c
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  87. Fundamental coupling for weak interactions and masses
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  99. Inclusive and semi-inclusive two-pion correlations in pp collisions at 69 GeV/c
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