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Notes on Physics
Derivations, research notes and open problems in gravitation and astrophysics. By Aronno.
Notes on Physics
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Browse: Astrophysics & cosmology · General relativity & geometry · History & philosophy · Mathematical methods

Yearly Archives: 2026

  • 9 Nov 2026 On Arthur Eddington and the 1919 Eclipse
  • 8 Nov 2026 Start here
  • 2 Oct 2026 A Few Words on Cornell
  • 30 Sep 2026 Why MHD Works in Weakly Collisional Astrophysical Plasmas
  • 18 Sep 2026 From the Equivalence Principle to Curved Geometry of Spacetime
  • 4 Sep 2026 The Eddington Luminosity in Spherical Accretion and Beyond
  • 30 Aug 2026 How a Molecular Cloud Collapses Into a Star
  • 28 Aug 2026 Why $R_{\mu\nu}=0$ does not imply $R_{\mu\nu\rho\sigma}=0$
  • 26 Aug 2026 Derivation of the Cosmic-Ray Diffusion Coefficient from Pitch-Angle Scattering
  • 14 Aug 2026 The rubber sheet gets the geometry right and the mechanism wrong!
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