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Linear and non-linear waves and oscillations L1: Examples for waves

Linear and non-linear waves and oscillations L1: Examples for waves. Robert von Fáy-Siebenbürgen Robertus@sheffield.ac.uk SPARG, Department of Applied Mathematics, The University of Sheffield (UK) http://www.shef.ac.uk/~robertus. Water waves. Water waves. Longitudinal waves.

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Linear and non-linear waves and oscillations L1: Examples for waves

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  1. Linear and non-linear waves and oscillations L1: Examples for waves Robert von Fáy-Siebenbürgen Robertus@sheffield.ac.uk SPARG, Department of Applied Mathematics, The University of Sheffield (UK) http://www.shef.ac.uk/~robertus University of Sheffield

  2. Water waves University of Sheffield

  3. Water waves University of Sheffield

  4. Longitudinal waves University of Sheffield

  5. Transverse waves University of Sheffield

  6. Shock waves University of Sheffield

  7. Sonic boom University of Sheffield

  8. The dynamic Sun Movie: SOHO/EIT (ESA/NASA) University of Sheffield

  9. Helioseismology • more than 100,000 pulsation modes • single mode • three modes • many modes University of Sheffield

  10. Helioseismology • n=14 (radial nodes) • m=16 (poloidal nodes) • l=20 (spherical harmonic degree) • The frequency of this mode determined from the MDI data is 2935.88 0.2 µHz. University of Sheffield

  11. Helioseismology University of Sheffield

  12. Photosphere: sunspots University of Sheffield

  13. Running penumbral waves University of Sheffield

  14. Solar storms: Sun quakes • Solar quakes: high energy electrons slam the solar surface University of Sheffield

  15. Solar storms: Sun quakes • Solar quakes: high energy electrons slam the solar surface University of Sheffield

  16. Chromospheric spicules spicules University of Sheffield

  17. Earth Peter & von der Lühe (1999) Earth Solar spicules (tornadoes) (BBSO) University of Sheffield

  18. Solar spicules (tornadoes) University of Sheffield

  19. Moreton waves University of Sheffield

  20. Coronal loops University of Sheffield

  21. Coronal loops by TRACE University of Sheffield

  22. Solar atmospheric oscillations SOHO/TRACE examples University of Sheffield

  23. Solar atmospheric oscillations • TRACE:Loop oscillation excited by M4.6 flare (14 July 1998) Movie in TRACE 171 A University of Sheffield

  24. Surfing magnetic loops • Difference image in brightness out from the loop base University of Sheffield

  25. Space Weather University of Sheffield

  26. The end University of Sheffield

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