Neutron Stars and Black Holes - Lecture 6: Pulsars and Their Properties

Neutron Stars and Black Holes - Lecture 6: Pulsars and Their Properties

International Centre for Theoretical Sciences via YouTube Direct link

Micro structure of individual pulses

25 of 47

25 of 47

Micro structure of individual pulses

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Neutron Stars and Black Holes - Lecture 6: Pulsars and Their Properties

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  1. 1 Time: AM
  2. 2 Neutron Stars and Black Holes Lecture - 6: Pulsars
  3. 3 The remarkable story of the Crab Nebula
  4. 4 Crab Nebula is expanding with a velocity ~ 1500 km per second
  5. 5 Continuous emission is strongly polarized
  6. 6 Expanding wisps near the center of the nebula
  7. 7 Acceleration of the nebula!
  8. 8 Radio emission from the Crab!
  9. 9 A great prediction by Shklovskii
  10. 10 Radio emission from the Crab Nebula is very strongly linearly polarized.
  11. 11 X-Ray emission from the nebula!
  12. 12 The great puzzle!
  13. 13 The great central engine
  14. 14 An extraordinary conjecture by Pacini!
  15. 15 Properties of neutron stars
  16. 16 Oscillating charge will radiate
  17. 17 A Rotating Magnet will radiate
  18. 18 Meanwhile in Cambridge!
  19. 19 Scintillation, or twinkling' of compact radio sources
  20. 20 Jocelyn Bell
  21. 21 An unknown scintillating source
  22. 22 6 August 1967
  23. 23 Periodic pulsations discovered from the same source on 28 November 1967
  24. 24 The great discovery announced!
  25. 25 Micro structure of individual pulses
  26. 26 Coherence of the radio radiation
  27. 27 Brightness temperature limit
  28. 28 Twinkle, twinkle little star
  29. 29 A video made with a TV camera showed that Baade's star pulsed with a period of 33 ms!
  30. 30 The great prediction by Franco Pacini
  31. 31 Neutron Stars as Pulsars
  32. 32 Average pulse profiles are unique to each pulsar. They are like their 'finger print'.
  33. 33 Micro structure of individual pulses
  34. 34 "Nulling" of pulsars
  35. 35 Neutron stars are powerful dynamos!
  36. 36 Pulsar electrodynamics
  37. 37 Magnetosphere of the neutron star
  38. 38 Light Cylinder
  39. 39 Radiation from an accelerated charge
  40. 40 Radiation from a relativistic charge
  41. 41 Radio radiation from pulsars
  42. 42 The Polar Cap Model for pulsars
  43. 43 A hollow cone of radiation
  44. 44 Pulsed emission from the CRAB Pulsar.
  45. 45 Pair creation
  46. 46 Next Lecture - Physical content of the General Theory of Relativity
  47. 47 Q&A

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