Time-varying interaction of Europa with the jovian magnetosphere: Constraints on the conductivity of Europa's subsurface ocean

Icarus

Volumn 192, Issue 1, 2007, Pages 41-55

  Schilling, Nico ^a   Neubauer, Fritz M ^a   Saur, Joachim ^a  

^a UNIVERSITY OF COLOGNE   (Germany)

Author keywords

Europa; Interiors; Jupiter; Magnetic fields; magnetosphere

Indexed keywords

EID: 36048945395     PISSN: 00191035     EISSN: 10902643     Source Type: Journal    
DOI: 10.1016/j.icarus.2007.06.024     Document Type: Article

References (58)

1. Anderson J.D., Schubert G., Jacobson R.A., Lau E.L., Moore W.B., and Sjogren W.L. Europa's differentiated internal structure: Inferences from four Galileo encounters. Science 281 (1998) 2019-2022
2. Backus G., Parker R., and Constable C. Foundations of Geomagnetism (1996), Cambridge Univ. Press, New York
3. Banks P.M., and Kockarts G. Aeronomy, vol. A (1973), Academic Press, San Diego, CA
4. Belton M.J.S., and 33 colleagues. Galileo's first images of Jupiter and the Galilean satellites. Science 274 5286 (1996) 377-385
5. Blakely R.J. Potential Theory in Gravity and Magnetic Applications (1995), Cambridge Univ. Press, New York
6. Brown M.E. Potassium in Europa's atmosphere. Icarus 151 (2001) 190-195
7. Brown M.E., and Hill R.E. Discovery of an extended sodium atmosphere around Europa. Nature 380 (1996) 229-231
8. Carr M.H., and 21 colleagues. Evidence for a subsurface ocean on Europa. Nature 391 (1998) 363-365
9. Cassen P., Reynolds R.T., and Peale S.J. Is there liquid water on Europa. Geophys. Res. Lett. 6 9 (1979) 731-734
10. Connerney J.E.P., Acuña M.H., and Ness N.F. Modeling the jovian current sheet and inner magnetosphere. J. Geophys. Res. 86 (1981) 8370-8384
11. Deschamps F., and Sotin C. Thermal convection in the outer shell of large icy satellites. J. Geophys. Res. 106 E3 (2001) 5107-5121
12. Dessler A.J. Physics of the Jovian Magnetosphere (1983), Cambridge Univ. Press, New York
13. Durham W.B., and Stern L.A. Rheological properties of water ice-applications to satellites of the outer planets. Annu. Rev. Earth Planet. Sci. 29 (2001) 295-330
14. Geissler P.E., and 14 colleagues. Evidence for non-synchronous rotation of Europa. Nature 391 (1998) 368-370
15. Greenberg R., Geissler P., Tufts B., and Hoppa G. Habitability of Europa's crust: The role of tidal-tectonic processes. J. Geophys. Res. 105 (2000) 17551-17562
16. Hall D.T., Strobel D.F., Feldman P.D., McGrath M.A., and Weaver H.A. Detection of an oxygen atmosphere on Jupiter's moon Europa. Nature 373 (1995) 677-679
17. Hall D.T., Feldman P.D., McGrath M.A., and Strobel D.F. The far-ultraviolet oxygen airglow of Europa and Ganymede. Astrophys. J. 499 5 (1998) 475-482
18. Hussmann H., Spohn T., and Wieczerkowski K. Thermal equilibrium states of Europa's ice shell: Implications for internal ocean thickness and surface heat flow. Icarus 156 (2002) 143-152
19. Itikawa Y., Ichimura A., Onda K., Sakimoto K., Takayanagi K., Hatano Y., Nishimura H., and Tsurubuchi S. Cross sections for collisions of electrons and photons with oxygen molecules. J. Phys. Chem. Ref. Data 18 (1989) 23-42
20. Johnson R.E., Leblanc F., Yakshinskiy B.V., and Madey T.E. Energy distributions for desorption of sodium and potassium from ice: The Na/K ratio at Europa. Icarus 156 (2002) 136-142
21. Johnson R.E., Carlson R.W., Cooper J.F., Paranicas C., Moore M.H., and Wong M.C. Radiation effects on the surfaces of the Galilean satellites. In: Bagenal F. (Ed). Jupiter. The Planet, Satellites and Magnetosphere (2004), Cambridge Univ. Press, Cambridge, UK 485-512
22. Kabin K., Combi M.R., Gombosi T.I., Nagy A.F., DeZeeuw D.L., and Powell K.G. On Europa's magnetospheric interaction: A MHD simulation of the E4 flyby. J. Geophys. Res. 104 A9 (1999) 19983-19992
23. Kargel J.S., Croft S.K., Lunine J.I., and Lewis J.S. Rheological properties of ammonia-water liquids and crystal-liquid slurries-Planetological applications. Icarus 89 (1991) 93-112
24. Khurana K.K., Kivelson M.G., Stevenson D.J., Schubert G., Russell C.T., Walker R.J., and Polanskey C. Induced magnetic fields as evidence for subsurface oceans in Europa and Callisto. Nature 395 (1998) 777-780
25. Khurana K.K., Kivelson M.G., and Russell C.T. Searching for liquid water in Europa by using surface observatories. Astrobiol. J. 2 (2002) 93-103
26. Kim, Y.K., and 12 colleagues, 1997. Electron-Impact Ionization Cross Section for Ionization and Excitation Database (version 3.0) [online]. Available: http://physics.nist.gov/ionxsec (2006, January 4)
27. Kivelson M.G., Khurana K.K., Joy S., Russell C.T., Southwood D.J., Walker R.J., and Polanskey C. Europa's magnetic signature: Report from Galileo's first pass on 19 December 1996. Science 276 (1997) 1239-1241
28. Kivelson M.G., Khurana K.K., Stevenson D.J., Bennett L., Joy S., Russell C.T., Walker R.J., Zimmer C., and Polanskey C. Europa and Callisto: Induced or intrinsic fields in a periodically varying plasma environment. J. Geophys. Res. 104 A3 (1999) 4609-4625
29. Kivelson M.G., Khurana K.K., Russell C.T., Volwerk M., Walker R.J., and Zimmer C. Galileo magnetometer measurements strengthen the case for a subsurface ocean at Europa. Science 289 (2000) 1340-1343
30. Kivelson M.G., Bagenal F., Kurth W.S., Neubauer F.M., Paranicas C., and Saur J. Magnetospheric interactions with satellites. In: Bagenal F. (Ed). Jupiter. The Planet, Satellites and Magnetosphere (2004), Cambridge Univ. Press, Cambridge, UK 513-536
31. Kliore A.J., Hinson D.P., Flasar F.M., Nagy A.F., and Cravens T.E. The ionosphere of Europa from Galileo radio occultations. Science 277 (1997) 355-358
32. Lahiri B.N., and Price A.T. Electromagnetic induction in non-uniform conductors. Philos. Trans. R. Soc. Ser. A 237 784 (1939) 509-540
33. Leblanc F., Johnson R.E., and Brown M.E. Europa's sodium atmosphere: An ocean source. Icarus 159 (2002) 132-144
34. Liu Y., Nagy A.F., Kabin K., Combi M.R., Dezeeuw D.L., Gombosi T.I., and Powell K.G. Two-species, 3D, MHD simulation of Europa's interaction with Jupiter's magnetosphere. Geophys. Res. Lett. 27 12 (2000) 1791-1794
35. McCord T.B., and 11 colleagues. Salts on Europa's surface detected by Galileo's near infrared mapping spectrometer. Science 280 (1998) 1242-1245
36. McGrath M.A., Lellouch E., Strobel D.F., Feldman P.D., and Johnson R.E. Satellite atmospheres. In: Bagenal F. (Ed). Jupiter. The Planet, Satellites and Magnetosphere (2004), Cambridge Univ. Press, Cambridge, UK 457-483
37. Neubauer F.M. Oceans inside Jupiter's moons. Nature 395 (1998) 749-750
38. Neubauer F.M. The sub-Alfvénic interaction of the Galilean satellites with the jovian magnetosphere. J. Geophys. Res. 103 E9 (1998) 19843-19866
39. Neubauer F.M. Alfvén wings and electromagnetic induction in the interiors: Europa and Callisto. J. Geophys. Res. 104 A12 (1999) 28671-28684
40. Pappalardo R.T., and 31 colleagues. Does Europa have a subsurface ocean. Evaluation of the geological evidence. J. Geophys. Res. 104 E10 (1999) 24015-24056
41. Parkinson W. Introduction to Geomagnetism (1983), Scottish Academic Press, Edinburgh
42. Pospieszalska M.K., and Johnson R.E. Magnetospheric ion bombardment profiles of satellites: Europa and Dione. Icarus 78 (1989) 1-13
43. Saur J., Strobel D.F., and Neubauer F.M. Interaction of the jovian magnetosphere with Europa: Constraints on the neutral atmosphere. J. Geophys. Res. 103 E9 (1998) 19947-19962
44. Schenk P. Thickness constraints on the icy shells of the Galilean satellites from a comparison of crater shapes. Nature 417 (2002) 419-421
45. Schubert G., Spohn T., and Reynolds R.T. Thermal histories, compositions and internal structures of the moons of the Solar System. In: Burns J.A., and Mathews M.S. (Eds). Satellites (1986), Univ. of Arizona Press, Tucson, AZ 224-292
46. Schilling, N., 2006. Time varying interaction of Europa's atmosphere-ionosphere and its conducting ocean with the jovian magnetosphere. Ph.D. Dissertation, University of Cologne
47. Schilling N., Khurana K.K., and Kivelson M.G. Limits on an intrinsic dipole moment in Europa. J. Geophys. Res. 109 (2004) 10.1029/2003JE002166 E05006
48. Shematovich V.I., Johnson R.E., Cooper J.F., and Wong M.C. Surface-bounded atmosphere of Europa. Icarus 173 (2005) 480-498
49. Sittler E.C., and Strobel D.F. Io plasma torus electrons: Voyager 1. J. Geophys. Res. 92 A6 (1987) 5741-5762
50. Spohn T., and Schubert G. Oceans in the icy Galilean satellites of Jupiter. Icarus 161 2 (2003) 456-467
51. Squyres S.W., Reynolds R.T., Cassen P.M., and Peale S.J. Liquid water and active resurfacing on Europa. Nature 301 (1983) 225-226
52. Srivastava S. Theory of the magnetotelluric method for a spherical conductor. Geophys. J. R. Astron. Soc. 11 (1966) 373-378
53. Stacey F. Physics of the Earth (1992), Brookfield Press, Brisbane
54. Stone J.M., and Norman M.L. Zeus-2D: A radiation magnetohydrodynamics code for astrophysical flows in two space dimensions. I. The hydrodynamic algorithms and tests. Astrophys. J. Suppl. Ser. 80 (1992) 753-790
55. Stone J.M., and Norman M.L. Zeus-2D: A radiation magnetohydrodynamics code for astrophysical flows in two space dimensions. II. The magnetohydrodynamic algorithms and test. Astrophys. J. Suppl. Ser. 80 (1992) 791-818
56. Thomas N., Bagenal F., Hill T.W., and Wilson J.K. The Io neutral clouds and plasma torus. In: Bagenal F. (Ed). Jupiter. The Planet, Satellites and Magnetosphere (2004), Cambridge Univ. Press, Cambridge, UK 561-591
57. Torr D.G. The photochemistry of atmospheres. In: Levine J.S. (Ed). Upper Atmosphere (1985), Academic Press, San Diego, CA 165-278
58. Zimmer C., Khurana K.K., and Kivelson M.G. Subsurface oceans on Europa and Callisto: Constraints from Galileo magnetometer observations. Icarus 147 (2000) 329-347