All Stories

  1. Por que ler “A descoberta do spin do elétron”, de Samuel Abraham Goudsmit?
  2. Uma breve história do spin
  3. Arte e Ciência: Convergências Renascentistas a partir de Giotto
  4. Sobre a covariância da equação de d’Alembert: os casos do som e da luz
  5. The Compton scientific mission in Brazil in 1941: a perspective from national newspapers and documents of the time
  6. COMENTÁRIOS SOBRE AS ORIGENS FILOSÓFICAS E IMPLICAÇÕES DO NEGACIONISMO
  7. Still learning about space dimensionality: From the description of hydrogen atom by a generalized wave equation for dimensions D ≥ 3
  8. Conselho a um jovem que pretende ser físico
  9. Da minha vocação para escrever
  10. On the influence of Maxwell-Chern-Simons electrodynamics in nuclear fusion involving electronic and muonic molecules
  11. Non-relativistic solutions for three-body molecules within a Chern–Simons model
  12. ARTE E CIÊNCIA: DOIS EXEMPLOS SINGULARES DE APROXIMAÇÃO
  13. Applications of the Numerov method to simple quantum systems using Python
  14. Non-Relativistic Solutions for Three-Body Molecules within a Chern-Simons Model
  15. Ensaio sobre o negacionismo científico em tempos de pandemia
  16. Um tributo a Sérgio Mascarenhas in memoriam
  17. Solving two-dimensional non-relativistic electronic and muonic atoms governed by Chern-Simons potential
  18. On new approximations for the modified Bessel function of the second kind \(K_0(x)\)
  19. A quarta dimensão: da sua natureza espacial na geometria euclidiana à componente tipo tempo de variedades não euclidianas
  20. Sobre a necessidade do conceito de fóton
  21. A bidimensional quasi-adiabatic model for muon-catalyzed fusion in muonic hydrogen molecules
  22. The Majorana Case: letters, documents, testimonies
  23. Ether and modernity
  24. On the Magnetic Field Spectrum and Its Fluctuations in a Primeval Cold Plasma in Thermal Equilibrium
  25. Divulgação Científica: Antigos e Novos Desafios
  26. O Universo da Luz
  27. A planar model for the muon-catalyzed fusion
  28. Newton the alchemist: science, enigma, and the quest for nature’s ‘secret fire’
  29. A contribuição científica de José Leite Lopes sob o ponto de vista de Icilio Guareschi
  30. Numerical Solutions for a Two-dimensional Quantum Dot Model
  31. How the inter-electronic potential Ansätze affect the bound state solutions of a planar two-electron quantum dot model
  32. O Espaço em Aristóteles: da bidimensionalidade do topos às seis diastaseis que definem os animais
  33. Precise dimensions: a history of units from 1791–2018
  34. Can the laws of Physics be unified?
  35. Calores específicos dos gases ideais degenerados
  36. Corrigendum to “Solving a two-electron quantum dot model in terms of polynomial solutions of a Biconfluent Heun Equation” [Ann. Phys. 347 (2014) 130–140]
  37. Origins of the concept of photon
  38. The Atom
  39. The strange quantum theory of light
  40. How life depends on space dimensionality and vice-versa
  41. In honour of Bassalo
  42. Dirac equation in D+1 dimensional space-time
  43. Kant about space dimensionality
  44. Enrico Fermi and Brazil
  45. Quantum dot model
  46. Numerov numerical method application
  47. Dreaming with a different school
  48. Book review
  49. Charged particle interacting with a Chern-Simons potential
  50. Atoms and the problem of space dimensionality
  51. Einstein in comic strips
  52. Bohr's atomic model
  53. A limit for fractal space dimensionality from cosmic microwave background
  54. Comics for citizenship
  55. Consequências da simetria de translação
  56. Spin of vector mesons produced in polarized $e^+e^-$ processes
  57. Casimir effect in D dimensions with soft and semihard boundaries
  58. Off-diagonal helicity density matrix elements for vector mesons produced in polarized
  59. Quark-clustering effects in deep inelastic scattering
  60. Quark fragmentation at LEP
  61. The eternal search for the indivisible: from philosophical atom to quarks and leptons
  62. Higher twist and diquarks
  63. Modeling higher twist contributions to deep inelastic scattering with diquarks
  64. Diquark contribution to Bjorken sum rule
  65. Charmonium state formation and decay
  66. Polarization of a charmonium state in proton-antiproton annihilation
  67. Gottfried and Bjorken sum rules: The role of vector diquarks
  68. Charmonium decays into proton-antiproton and a quark-diquark model for the nucleon
  69. Casimir effect in compact spacetimes
  70. Quark-diquark model of the nucleon
  71. Casimir effect in D dimensions
  72. Diquark contributions to the nucleon deep inelastic structure functions
  73. Diquark model applied to a specific charmonium decay into proton-atiproton
  74. Two-photon annihilation and diquarks
  75. Spin effects and diquarks
  76. A decay of charmonium in a quark-diquark model of the final hadrons
  77. Quark and gluon content of the neutral tensor mesonsf-f?-?
  78. Flavour independence in glueball decays
  79. Gluon and $$q\bar q$$ mixing in theη−η ′−G(≡i(1440))system
  80. quark-gluon mixing
  81. Photoproduction of glueballs
  82. Search for Glueballs