Data set generation and inversion simulation of radio waves propagating through a two-dimensional comet nucleus (CONSERT experiment)

Radio Science

Volumn 37, Issue 6, 2002, Pages 3-1-3-16

  Benna, M ^a   Piot, A ^b   Barriot, J P ^a   Kofman, W ^b  

^a IRAP   (France)

^b LABORATOIRE D ASTROPHYSIQUE   (France)

Author keywords

Pseudo spectral method; Ray tracing method

Indexed keywords

BOUNDARY CONDITIONS; COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; DISCRETE FOURIER TRANSFORMS; ELECTROMAGNETIC WAVE DIFFRACTION; ELECTROMAGNETIC WAVE POLARIZATION; ELECTROMAGNETIC WAVE REFRACTION; IMAGE QUALITY; MAXWELL EQUATIONS; PERMITTIVITY; PLANETARY SURFACE ANALYSIS; RADIO INTERFERENCE; RADIO TRANSMISSION; TRAJECTORIES;

INVERSION SIMULATION;

RADIO WAVES;

EID: 0036874042     PISSN: 00486604     EISSN: None     Source Type: Journal    
DOI: 10.1029/2002rs002713     Document Type: Article

References (22)

1. Barbin, Y., W. Kofman, E. Nielsen, T. Hagfors, R. Seu, G. Picardi, and H. Svedhem, The CONSERT instrument for the ROSETTA mission, Adv. Space Res., 24(9), 1115-1126, 1999.
2. Barriot, J.-P., W. Kofman, A. Hérique, S. Leblanc, and A. Portal, A two dimensional simulation of the CONSERT experiment (radio tomography of comet Wirtanen), Adv. Space Res., 24(9), 1127-1138, 1999.
3. Benna, M., and J.-P. Barriot, A priori information required for a two or three dimensional reconstruction of the internal structure of a comet nucleus (CONSERT experiment), Adv. Space Res., 29(5), 715-724, 2002.
4. Bérenger, J.-P., A perfectly matched layer for the absorption of electromagnetic waves, J. Comput. Phys., 114, 185-200, 1994.
5. Fornberg, B., High-order finite difference and pseudospectral method on staggered grid, SIAM J. Numer. Anal, 27(9), 904-918, 1990.
6. Fornberg, B., Practical guide to pseudospectral methods, in Cambridge Monographs on Applied and Computational Mathematics, vol. 1, Cambridge Univ. Press, New York, 1998.
7. Hérique, A., W. Kofman, T. Hagfors, G. Caudal, and J. P. Ayanides, A characterization of comet nucleus interior: Inversion of simulated radio frequency data, Planet. Space Sci., 47(6), 885-904, 1999.
8. Keller, J. B., Geometrical theory of diffraction, J. Opt. Soc. Am., 52, 290-306, 1962.
9. Kinnmark, I., and W. G. Gray, One step integration methods of third-fourth order accuracy with large hyperbolic stability limit, Math. Comput. Simul., 26, 181-188, 1984.
10. Kofman, W., CONSERT: Investigation and technical plan, vol. 1, Cent. d'Etud. des Phénomènes Aléatoires et Géophys., St. Martin-d'Heres, France, 1995.
11. Kofman, W., et al., Comet Nucleus Sounding Experiment by Radiowave Transmission, Adv. Space Res., 27(11), 1589-1598, 1998.
12. Lamy, P. L., I. Toth, L. Jorda, H. A. Weaver, and M. A'Hearn, The nucleus and inner coma of comet 46P/Wirtanen, Astron. Astrophys., 335(2), L25-L29, 1998.
13. Möhlmann, D., Origin of comets in the extended preplanetary disk, Planet. Space Sci., 7, 731-743, 1996.
14. Orszag, S. A., Comparison of pseudospectral and spectral approximations, Stud. Appl. Math., 51(9), 253, 1972.
15. Sihvola, A. H., and J. A. Kong, Effective permittivity of dielectric mixtures, IEEE Trans. Geosci. Remote Sens., 26(4), 420-429, 1988.
16. Snieder, R., and M. Sambridge, Ray perturbation theory for travel times and ray paths in 3-D heterogenous media, Geophys. J. Int., 109, 294-322, 1991.
17. Tarantola, A., Inverse Problem Theory: Methods for Data Fitting and Model Parameters Estimation, Eisevier Sci., New York, 1987.
18. Tarantola, A., and B. Valette, Inverse problem = Quest for information, J. Geophys., 50, 159-170, 1982.
19. Weidenschilling, J. S., The origin of comets in the solar nebula: A unified model, Icarus, 127, 116-130, 1997.
20. Weissman, P. R., Are cometary nuclei primordial rubble piles?, Nature, 320, 242-244, 1962.
21. Whipple, F. L., A comet model, I, The acceleration of comet Encke, Astrophys. J., 111, 375-394, 1950.
22. Yee, K. S., Numerical solution of initial boundary value problems involving Maxwell equations in isotropic media, IEEE Trans. Antennas Propag., 14(3), 302-307, 1966.