The modelling of VLF Trimpis using both finite element and 3D Born modelling

Geophysical Research Letters

Volumn 25, Issue 24, 1998, Pages 4453-4456

  Baba, K ^a   Nunn, D ^b,c   Hayakawa, M ^b  

^a CHUBU UNIVERSITY   (Japan)

^b UNIVERSITY OF ELECTRO COMMUNICATIONS   (Japan)

^c UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

APPROXIMATION THEORY; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; RADIATION BELTS; BORN APPROXIMATION; CODES (SYMBOLS); D REGION;

BORN APPROXIMATION; 2-D FINITE-ELEMENT METHODS; 3-D MODELING; DENSITY PERTURBATION; GREAT CIRCLE; INHOMOGENEITIES; SCATTERING MATRICES; STRONG SCATTERINGS; TM MODES;

ASTROPHYSICS; FINITE ELEMENT METHOD;

GEOMAGNETIC FIELD;

EID: 0032535549     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1998GL900007     Document Type: Article

References (11)

1. Baba, K. and M. Hayakawa, The effect of localised ionospheric perturbations on snbionospheric VLF propagation on the basis of the finite element method, Radio Science, 30, no 5, 1511-1517, 1995.
2. Baba, K. and M. Hayakawa, Computational results of the effect of localised ionspheric perturbations on subionosphcric VLF propagation, J. Geophys. Res., 101, A5, 10985-10993, 1996.
3. Dowden, R. L. and C. D. D. Adams, Phase and amplitude perturbations on the NWC signal at Dunedin from lighting induced electron precipitation, J. Geophys. Res., 94, 497-503, 1989.
4. Helliwell, R. A., J. P. Katsufrakis and M. L. Trimpi, Whistler induced perturbations in VLF propagation, J. Geophys. Res., 78, 4679-4688, 1973.
5. McDonald, B. H., and A. Wexler, Finite element solutions of unbounded field problems, IEEE Trans. Microwave Theory Tech., 20, 841, 1972.
6. Morfitt, D.G. and C. H. Shellman, MODESRCH, an improved computer program for obtaining elf/vlf mode constants, Interim report 77T, NTIS, ADA 032473, Naval Electronics Laboratory Center, USA, 1976.
7. Nunn, D., On the numerical modelling of the VLF Trimpi effect, J. Atmosph. Terr. Phys., 59, 5, 537-560, 1997.
8. Poulsen, W.L., U. S. Inan and T. F. Bell, A multiple mode three dimensional model of VLF propagation in the earth ionosphere waveguide in the presence of a localised D region disturbance, J. Geophys. Res., 98, 1705-1717, 1993.
9. Reagan, J. L., R. E., Meyeroff, R. C. Gunten, W. L. Imhof, E. E. Gaines, and T.R. Larsen, Modeling of the ambient and disturbed ionospheric media pertinent to ELF/VLF propagation, AGARD Conf. Proc., 305, 1982.
10. Wait, J. R., On phase changes in VLF propagation induced by an ionospheric depression of finite extent, J. Geophys. Res., 69, 441-446, 1964.
11. Wait, J. R., VLF scattering from a column of ionisation in the earth ionosphere waveguide, J. Atmosph. Terr. Phys., 57, 955-959, 1995.