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Volumn 173, Issue 2, 2008, Pages 365-381

Non-linear conjugate gradient inversion for global EM induction: Resolution studies

Author keywords

Composition of the mantle; Electrical properties; Geomagnetic induction; Inverse theory; Non linearelectro magnetics; Numerical solutions

Indexed keywords

ELECTRICAL CONDUCTIVITY; ELECTROMAGNETIC METHOD; FINITE DIFFERENCE METHOD; GEOMAGNETIC FIELD; INVERSE ANALYSIS; MANTLE STRUCTURE; NUMERICAL METHOD; SPHERICAL HARMONICS;

EID: 42349084843     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2008.03717.x     Document Type: Article
Times cited : (96)

References (65)
  • 1
    • 0001761719 scopus 로고
    • On the combination of the magnetotelluric and the geomagnetic depthsounding method for resolving an electrical conductivity increase at 400 km depth
    • Bahr, K., Olsen, N. & Shankland, T.J., 1993. On the combination of the magnetotelluric and the geomagnetic depthsounding method for resolving an electrical conductivity increase at 400 km depth, Geophys. Res. Lett., 20, 2937-2940.
    • (1993) Geophys. Res. Lett. , vol.20 , pp. 2937-2940
    • Bahr, K.1    Olsen, N.2    Shankland, T.J.3
  • 2
    • 84977246556 scopus 로고
    • Geomagnetic variations and the electrical conductivity of the upper mantle
    • Banks, R., 1969. Geomagnetic variations and the electrical conductivity of the upper mantle, Geophys. J. R. astr. Soc., 17, 457-487.
    • (1969) Geophys. J. R. Astr. Soc. , vol.17 , pp. 457-487
    • Banks, R.1
  • 3
    • 0026459906 scopus 로고
    • Global induction and the spatial structure of mid-latitude geomagnetic variations
    • Banks, R.J. & Ainsworth, J.N., 1992. Global induction and the spatial structure of mid-latitude geomagnetic variations, Geophys. J. Int., 110, 251-266.
    • (1992) Geophys. J. Int. , vol.110 , pp. 251-266
    • Banks, R.J.1    Ainsworth, J.N.2
  • 4
    • 0030482762 scopus 로고    scopus 로고
    • Melting temperature of the Earth's mantle and core: Earth's thermal structure
    • Boehler, R., 1996. Melting temperature of the Earth's mantle and core: Earth's thermal structure, Annu. Rev. Earth Planet. Sci., 24(7), 15-40.
    • (1996) Annu. Rev. Earth Planet. Sci. , vol.24 , Issue.7 , pp. 15-40
    • Boehler, R.1
  • 6
    • 71949125587 scopus 로고    scopus 로고
    • Observing geomagnetic induction in magnetic satellite measurements and associated implications for mantle conductivity
    • Constable, S. & Constable, C., 2004. Observing geomagnetic induction in magnetic satellite measurements and associated implications for mantle conductivity, Geochem. Geophys. Geosyst., 5, Q01006.
    • (2004) Geochem. Geophys. Geosyst. , vol.5
    • Constable, S.1    Constable, C.2
  • 7
    • 3242866885 scopus 로고
    • Very long period magnetotellurics at Tucson observatory-implications for mantle conductivity
    • Egbert, G.D. & Booker, J.R., 1992. Very long period magnetotellurics at Tucson observatory-implications for mantle conductivity, J. geophys. Res., 97(B11), 15099-15112.
    • (1992) J. Geophys. Res. , vol.97 , Issue.B11 , pp. 15099-15112
    • Egbert, G.D.1    Booker, J.R.2
  • 8
    • 0029776225 scopus 로고    scopus 로고
    • Geomagnetic induction in a heterogenous sphere: Azimuthally symmetric test computations and the response of an undulating 660-km discontinuity
    • Everett, M.E. & Schultz, A., 1996. Geomagnetic induction in a heterogenous sphere: Azimuthally symmetric test computations and the response of an undulating 660-km discontinuity, J. geophys. Res.-Solid Earth, 101(B2), 2765-2783.
    • (1996) J. Geophys. Res.-Solid Earth , vol.101 , Issue.B2 , pp. 2765-2783
    • Everett, M.E.1    Schultz, A.2
  • 9
    • 0037387250 scopus 로고    scopus 로고
    • Effects of near-surface conductance on global satellite induction responses
    • Everett, M.E., Constable, S. & Constable, C.G., 2003. Effects of near-surface conductance on global satellite induction responses, Geophys. J. Int., 153(1), 277-286.
    • (2003) Geophys. J. Int. , vol.153 , Issue.1 , pp. 277-286
    • Everett, M.E.1    Constable, S.2    Constable, C.G.3
  • 10
    • 0036898689 scopus 로고    scopus 로고
    • The 3D electromagnetic response of the Earth to ring current and auroral oval excitation
    • Fujii, I. & Schultz, A., 2002. The 3D electromagnetic response of the Earth to ring current and auroral oval excitation, Geophys. J. Int., 151(3), 689-709.
    • (2002) Geophys. J. Int. , vol.151 , Issue.3 , pp. 689-709
    • Fujii, I.1    Schultz, A.2
  • 11
    • 0036900553 scopus 로고    scopus 로고
    • Contribution at satellite altitude of electromagnetically induced anomalies arising from a three-dimensional heterogeneously conducting Earth, using Sq as an inducing source field
    • Grammatica, N. & Tarits, P., 2002. Contribution at satellite altitude of electromagnetically induced anomalies arising from a three-dimensional heterogeneously conducting Earth, using Sq as an inducing source field, Geophys. J. Int., 151, 913-923.
    • (2002) Geophys. J. Int. , vol.151 , pp. 913-923
    • Grammatica, N.1    Tarits, P.2
  • 12
    • 0000183429 scopus 로고    scopus 로고
    • On optimization techniques for solving nonlinear inverse problems
    • Haber, E., Ascher, U.M. & Oldenburg, D., 2000. On optimization techniques for solving nonlinear inverse problems, Inverse Problems, 16, 1263-1280.
    • (2000) Inverse Problems , vol.16 , pp. 1263-1280
    • Haber, E.1    Ascher, U.M.2    Oldenburg, D.3
  • 13
    • 8144225491 scopus 로고    scopus 로고
    • Inversion of 3D electromagnetic data in frequency and time domain using an inexact all-at-once approach
    • Haber, E., Ascher, U.M. & Oldenburg, D.W., 2004. Inversion of 3D electromagnetic data in frequency and time domain using an inexact all-at-once approach, Geophysics, 69(5), 1216-1228.
    • (2004) Geophysics , vol.69 , Issue.5 , pp. 1216-1228
    • Haber, E.1    Ascher, U.M.2    Oldenburg, D.W.3
  • 14
    • 0036714524 scopus 로고    scopus 로고
    • A new time-domain approach for the electromagnetic induction problem in a three-dimensional heterogeneous Earth
    • Hamano, Y., 2002. A new time-domain approach for the electromagnetic induction problem in a three-dimensional heterogeneous Earth, Geophys. J. Int., 150(3), 753-769.
    • (2002) Geophys. J. Int. , vol.150 , Issue.3 , pp. 753-769
    • Hamano, Y.1
  • 16
    • 0027528019 scopus 로고
    • Quantitative olivine-defect role of Fe content
    • Hirsch, L. & Shankland, T., 1993. Quantitative olivine-defect role of Fe content, Geophys. J. Int., 114, 21-35.
    • (1993) Geophys. J. Int. , vol.114 , pp. 21-35
    • Hirsch, L.1    Shankland, T.2
  • 17
    • 0027458195 scopus 로고
    • Electrical-conduction and polaron mobility in Fe-bearing olivine
    • Hirsch, L., Shankland, A. & Duba, T.J., 1993. Electrical-conduction and polaron mobility in Fe-bearing olivine, Geophys. J. Int., 114, 36-44.
    • (1993) Geophys. J. Int. , vol.114 , pp. 36-44
    • Hirsch, L.1    Shankland, A.2    Duba, T.J.3
  • 18
    • 0035475075 scopus 로고    scopus 로고
    • Upper mantle conductivity structure of the back-arc region beneath northeastern China
    • Ichiki, M., Uyeshima, M., Utada, H., Guoze, Z., Ji, T. & Mingzhi, M., 2001. Upper mantle conductivity structure of the back-arc region beneath northeastern China, Geophys. Res. Lett., 28, 3773-3776.
    • (2001) Geophys. Res. Lett. , vol.28 , pp. 3773-3776
    • Ichiki, M.1    Uyeshima, M.2    Utada, H.3    Guoze, Z.4    Ji, T.5    Mingzhi, M.6
  • 19
    • 0035068239 scopus 로고    scopus 로고
    • Even-degree lateral variations in the Earth's mantle constrained by free oscillations and the free-air gravity anomaly
    • Ishii, M. & Tromp, J., 2001. Even-degree lateral variations in the Earth's mantle constrained by free oscillations and the free-air gravity anomaly, Geophys. J. Int., 145, 77-96.
    • (2001) Geophys. J. Int. , vol.145 , pp. 77-96
    • Ishii, M.1    Tromp, J.2
  • 20
    • 0000316331 scopus 로고
    • Lateral heterogeneity and mantle dynamics
    • Jordan, T.H., 1975. Lateral heterogeneity and mantle dynamics, Nature, 257(5529), 745-750.
    • (1975) Nature, , vol.257 , Issue.5529 , pp. 745-750
    • Jordan, T.H.1
  • 21
    • 42349099343 scopus 로고    scopus 로고
    • Three-dimensional electrical conductivity structure beneath North Pacific by using a submarine cable network, Scientific Use of Submarine Cables and Related Technologies, 2003
    • in Yokosuka, Japan
    • Koyama, T., Shimizu, H. & Utada, H., 2003. Three-dimensional electrical conductivity structure beneath North Pacific by using a submarine cable network, Scientific Use of Submarine Cables and Related Technologies, 2003, in The 3rd International Workshop, Japan Marine Science and Technology Center, Yokosuka, Japan.
    • (2003) The 3rd International Workshop, Japan Marine Science and Technology Center
    • Koyama, T.1    Shimizu, H.2    Utada, H.3
  • 22
    • 37349085162 scopus 로고    scopus 로고
    • A global model of mantle conductivity derived from 5 years of CHAMP, ørsted & SAC-C magnetic data
    • in press
    • Kuvshinov, A. & Olsen, N., 2006. A global model of mantle conductivity derived from 5 years of CHAMP, ørsted & SAC-C magnetic data, Geophys. Res. Lett., in press.
    • (2006) Geophys. Res. Lett.
    • Kuvshinov, A.1    Olsen, N.2
  • 23
    • 0008937357 scopus 로고
    • Electromagnetic induction in a spherical Earth with inhomogeneous conducting mantle: Thin sheet forward problem
    • in Brest, France
    • Kuvshinov, A.V. & Pankratov, O.V., 1994. Electromagnetic induction in a spherical Earth with inhomogeneous conducting mantle: Thin sheet forward problem, in Proc. 12th Workshop on the Earth, Brest, France, p. 83.
    • (1994) Proc. 12th Workshop on the Earth , pp. 83
    • Kuvshinov, A.V.1    Pankratov, O.V.2
  • 24
    • 0025643784 scopus 로고
    • The effect of the oceans and sedimentary cover on global magnetovariational field distribution
    • Kuvshinov, A.V., Pankratov, O.V. & Singer, B.S., 1990. The effect of the oceans and sedimentary cover on global magnetovariational field distribution, Pure appl. Geophys., 134(4), 533-540.
    • (1990) Pure Appl. Geophys. , vol.134 , Issue.4 , pp. 533-540
    • Kuvshinov, A.V.1    Pankratov, O.V.2    Singer, B.S.3
  • 25
    • 15044340989 scopus 로고    scopus 로고
    • 3-D modelling and analysis of D st C-responses in the North Pacific Ocean region, revisited
    • Kuvshinov, A., Utada, H., Avdeev, D. & Koyama, T., 2005. 3-D modelling and analysis of D st C-responses in the North Pacific Ocean region, revisited, Geophys. J. Int., 160, 505-526.
    • (2005) Geophys. J. Int. , vol.160 , pp. 505-526
    • Kuvshinov, A.1    Utada, H.2    Avdeev, D.3    Koyama, T.4
  • 26
    • 33646819623 scopus 로고    scopus 로고
    • 3-D electromagnetic induction studies using the swarm constellation: Mapping conductivity anomalies in the earth's mantle
    • Kuvshinov, A., Sabaka, T. & Olsen, N., 2006. 3-D electromagnetic induction studies using the swarm constellation: Mapping conductivity anomalies in the earth's mantle, Earth Planets Space, 58, 417-427.
    • (2006) Earth Planets Space , vol.58 , pp. 417-427
    • Kuvshinov, A.1    Sabaka, T.2    Olsen, N.3
  • 27
    • 0002137751 scopus 로고
    • The fate of descending slabs
    • Lay, T., 1994. The fate of descending slabs, Ann. Rev. Earth planet. Sci., 22, 33-61.
    • (1994) Ann. Rev. Earth Planet. Sci. , vol.22 , pp. 33-61
    • Lay, T.1
  • 28
    • 0029473705 scopus 로고
    • Northeastern Pacific mantle conductivity profile from long-period magnetotelluric sounding using Hawaii-to-California submarine cable data
    • Lizarralde, D., Chave, A., Hirth, G. & Schultz, A., 1995. Northeastern Pacific mantle conductivity profile from long-period magnetotelluric sounding using Hawaii-to-California submarine cable data, J. geophys. Res.-Solid Earth, 100(B9), 17837-17854.
    • (1995) J. Geophys. Res.-Solid Earth , vol.100 , Issue.B9 , pp. 17837-17854
    • Lizarralde, D.1    Chave, A.2    Hirth, G.3    Schultz, A.4
  • 29
    • 0027883130 scopus 로고
    • 3-Dimensional magnetotelluric inversion using conjugate gradients
    • Mackie, R.L. & Madden, T.R., 1993a. 3-Dimensional magnetotelluric inversion using conjugate gradients, Geophys. J. Int., 115(1), 215-229.
    • (1993) Geophys. J. Int. , vol.115 , Issue.1 , pp. 215-229
    • Mackie, R.L.1    Madden, T.R.2
  • 30
    • 0027788592 scopus 로고
    • Conjugate direction relaxation solutions for 3-D magnetotelluric modeling
    • Mackie, R.L. & Madden, T.R., 1993b. Conjugate direction relaxation solutions for 3-D magnetotelluric modeling, Geophysics, 58(7), 1052-1057.
    • (1993) Geophysics , vol.58 , Issue.7 , pp. 1052-1057
    • Mackie, R.L.1    Madden, T.R.2
  • 31
    • 0028465345 scopus 로고
    • 3-Dimensional electromagnetic modeling using finite-difference equations-the magnetotelluric example
    • Mackie, R.L., Smith, J.T. & Madden, T.R., 1994. 3-Dimensional electromagnetic modeling using finite-difference equations-the magnetotelluric example, Radio Sci., 29(4), 923-935.
    • (1994) Radio Sci. , vol.29 , Issue.4 , pp. 923-935
    • Mackie, R.L.1    Smith, J.T.2    Madden, T.R.3
  • 32
    • 0031922337 scopus 로고    scopus 로고
    • Geomagnetic induction in multiple eccentrically nested spheres
    • Martinec, Z., 1998. Geomagnetic induction in multiple eccentrically nested spheres, Geophys. J. Int., 132, 96-110.
    • (1998) Geophys. J. Int. , vol.132 , pp. 96-110
    • Martinec, Z.1
  • 33
    • 0032944655 scopus 로고    scopus 로고
    • Spectral-finite element approach to three-dimensional electromagnetic induction in a spherical Earth
    • Martinec, Z., 1999. Spectral-finite element approach to three-dimensional electromagnetic induction in a spherical Earth, Geophys. J. Int., 136, 229-250.
    • (1999) Geophys. J. Int. , vol.136 , pp. 229-250
    • Martinec, Z.1
  • 34
    • 0034629870 scopus 로고    scopus 로고
    • Variations in the electrical conductivity of the upper mantle beneath North America and the Pacific ocean
    • Neal, S.L., Mackie, R.L., Larsen, J.C. & Schultz, A., 2000. Variations in the electrical conductivity of the upper mantle beneath North America and the Pacific ocean, J. geophys. Res.-Solid Earth, 105(B4), 8229-8242.
    • (2000) Res.-Solid Earth , vol.105 , Issue.B4 , pp. 8229-8242
    • Neal, S.L.1    Mackie, R.L.2    Larsen, J.C.3    Schultz, A.4
  • 35
    • 10844224601 scopus 로고    scopus 로고
    • Solution accelerators for large-scale three-dimensional electromagnetic inverse problems
    • Newman, G.A. & Boggs, P.T., 2004. Solution accelerators for large-scale three-dimensional electromagnetic inverse problems, Inverse Problems, 20, 151-170.
    • (2004) Inverse Problems , vol.20 , pp. 151-170
    • Newman, G.A.1    Boggs, P.T.2
  • 36
    • 0033500433 scopus 로고    scopus 로고
    • Induction studies with satellite data
    • Olsen, N., 1999. Induction studies with satellite data, Surv. Geophys., 20(3-4), 309-340.
    • (1999) Surv. Geophys. , vol.20 , Issue.3-4 , pp. 309-340
    • Olsen, N.1
  • 37
    • 33646816489 scopus 로고    scopus 로고
    • CHAOS-a model of the Earth's magnetic field derived from CHAMP, ørsted & SAC-C magnetic satellite data
    • Olsen, N., Luhr, H., Sabaka, T.J., Mandea, M., Rother, M., Toffner-Clausen, L. & Choi, S., 2006. CHAOS-a model of the Earth's magnetic field derived from CHAMP, ørsted & SAC-C magnetic satellite data, Geophys. J. Int., 166(1), 67-75.
    • (2006) Geophys. J. Int. , vol.166 , Issue.1 , pp. 67-75
    • Olsen, N.1    Luhr, H.2    Sabaka, T.J.3    Mandea, M.4    Rother, M.5    Toffner-Clausen, L.6    Choi, S.7
  • 38
    • 85036452444 scopus 로고
    • Princeton University Press, Princeton, New Jersey
    • Parker, R.L., 1994. Geophysical Inverse Theory, Princeton University Press, Princeton, New Jersey.
    • (1994) Geophysical Inverse Theory
    • Parker, R.L.1
  • 40
    • 0035071436 scopus 로고    scopus 로고
    • Nonlinear conjugate gradients algorithm for 2-D magnetotelluric inversion
    • Rodi, W. & Mackie, R.L., 2001. Nonlinear conjugate gradients algorithm for 2-D magnetotelluric inversion, Geophysics, 66(1), 174-187.
    • (2001) Geophysics , vol.66 , Issue.1 , pp. 174-187
    • Rodi, W.1    Mackie, R.L.2
  • 41
    • 0141680875 scopus 로고    scopus 로고
    • Global mantle tomography: Progress status in the past 10 years
    • Romanowicz, B., 2003. Global mantle tomography: Progress status in the past 10 years, Ann. Rev. Earth Planet. Sci., 31, 303-328.
    • (2003) Ann. Rev. Earth Planet. Sci. , vol.31 , pp. 303-328
    • Romanowicz, B.1
  • 42
    • 30544447426 scopus 로고    scopus 로고
    • Stability of hydrous melt at the base of the Earth's upper mantle
    • Sakamaki, T., Suzuki, A. & Ohtani, E., 2006. Stability of hydrous melt at the base of the Earth's upper mantle, Nature, 439, 192-194.
    • (2006) Nature , vol.439 , pp. 192-194
    • Sakamaki, T.1    Suzuki, A.2    Ohtani, E.3
  • 45
    • 0023486594 scopus 로고
    • On the electrical-conductivity of the mid-mantle: 1. Calculation of equivalent scalar magnetotelluric response functions
    • Schultz, A. & Larsen, J.C., 1987. On the electrical-conductivity of the mid-mantle: 1. Calculation of equivalent scalar magnetotelluric response functions, Geophys. J. Int., 88(3), 733-761.
    • (1987) Geophys. J. Int. , vol.88 , Issue.3 , pp. 733-761
    • Schultz, A.1    Larsen, J.C.2
  • 46
    • 0025209517 scopus 로고
    • On the electrical-conductivity of the mid-mantle: 2. Delineation of heterogeneity by application of extremal inverse solutions
    • Schultz, A. & Larsen, J., 1990. On the electrical-conductivity of the mid-mantle: 2. Delineation of heterogeneity by application of extremal inverse solutions, Geophys. J. Int., 101(3), 565-580.
    • (1990) Geophys. J. Int. , vol.101 , Issue.3 , pp. 565-580
    • Schultz, A.1    Larsen, J.2
  • 47
    • 0011921403 scopus 로고    scopus 로고
    • A three-dimensional inversion for large-scale structure in a spherical domain
    • in eds Spies, B. & Oristaglio, M., Geophysical Developments Series, Society of Exploration Geophysicists
    • Schultz, A. & Pritchard, G., 1999. A three-dimensional inversion for large-scale structure in a spherical domain, in Three Dimensional Electromagnetics, Vol., 7 pp. 451-476, eds Spies, B. & Oristaglio, M., Geophysical Developments Series, Society of Exploration Geophysicists.
    • (1999) Three Dimensional Electromagnetics , vol.7 , pp. 451-476
    • Schultz, A.1    Pritchard, G.2
  • 48
    • 0027834475 scopus 로고
    • Conductivity discontinuities in the upper-mantle beneath a stable Craton
    • Schultz, A., Kurtz, R.D., Chave, A.D. & Jones, A.G., 1993. Conductivity discontinuities in the upper-mantle beneath a stable Craton, Geophys. Res. Lett., 20(24), 2941-2944.
    • (1993) Geophys. Res. Lett. , vol.20 , Issue.24 , pp. 2941-2944
    • Schultz, A.1    Kurtz, R.D.2    Chave, A.D.3    Jones, A.G.4
  • 50
    • 0030236002 scopus 로고    scopus 로고
    • Conservative modeling of 3-D electromagnetic fields: 2. Biconjugate gradient solution and an accelerator
    • Smith, J.T., 1996. Conservative modeling of 3-D electromagnetic fields: 2. Biconjugate gradient solution and an accelerator, Geophysics, 61(5), 1319-1324.
    • (1996) Geophysics , vol.61 , Issue.5 , pp. 1319-1324
    • Smith, J.T.1
  • 52
    • 0028166904 scopus 로고
    • Electromagnetic studies of global geodynamic processes
    • Tarits, P., 1994. Electromagnetic studies of global geodynamic processes, Surv. Geophys., 15(2), 209-238.
    • (1994) Surv. Geophys. , vol.15 , Issue.2 , pp. 209-238
    • Tarits, P.1
  • 53
    • 0001300994 scopus 로고
    • Solution of incorrectly formulated problems and the regularisation method
    • Tikhonov, A.N., 1963. Solution of incorrectly formulated problems and the regularisation method, Sov. Math. Dokl., 4, 1035-1038.
    • (1963) Sov. Math. Dokl. , vol.4 , pp. 1035-1038
    • Tikhonov, A.N.1
  • 54
    • 34250885762 scopus 로고    scopus 로고
    • Electromagnetic detection of a 410 km deep melt layer in the southwestern U.S
    • Toffelmier, D.A. & Tyburczy, J.A., 2007. Electromagnetic detection of a 410 km deep melt layer in the southwestern U.S., Nature, 447, 991-994.
    • (2007) Nature , vol.447 , pp. 991-994
    • Toffelmier, D.A.1    Tyburczy, J.A.2
  • 56
    • 0038504720 scopus 로고    scopus 로고
    • A semi-global reference model for electrical conductivity in the mid-mantle beneath the North Pacific region
    • Utada, H., Koyama, T., Shimizu, H. & Chave, A.D., 2003. A semi-global reference model for electrical conductivity in the mid-mantle beneath the North Pacific region, Geophys. Res. Lett., 30(4), 1194-1197.
    • (2003) Geophys. Res. Lett. , vol.30 , Issue.4 , pp. 1194-1197
    • Utada, H.1    Koyama, T.2    Shimizu, H.3    Chave, A.D.4
  • 57
    • 0034029522 scopus 로고    scopus 로고
    • Geomagnetic induction in a heterogeneous sphere: A new three-dimensional forward solver using a conservative staggered-grid finite difference method
    • Uyeshima, M. & Schultz, A., 2000. Geomagnetic induction in a heterogeneous sphere: A new three-dimensional forward solver using a conservative staggered-grid finite difference method, Geophys. J. Int., 140(3), 636-650.
    • (2000) Geophys. J. Int. , vol.140 , Issue.3 , pp. 636-650
    • Uyeshima, M.1    Schultz, A.2
  • 58
    • 17744392620 scopus 로고    scopus 로고
    • Time-domain, spherical harmonic-finite element approach to transient three-dimensional geomagnetic induction in a spherical heterogeneous Earth
    • Velimsky, J. & Martinec, Z., 2005. Time-domain, spherical harmonic-finite element approach to transient three-dimensional geomagnetic induction in a spherical heterogeneous Earth, Geophys. J. Int., 161(1), 81-101.
    • (2005) Geophys. J. Int. , vol.161 , Issue.1 , pp. 81-101
    • Velimsky, J.1    Martinec, Z.2
  • 59
    • 0142130368 scopus 로고    scopus 로고
    • The transient D st electromagnetic induction signal at satellite altitudes for a realistic 3-D electrical conductivity in the crust and mantle
    • Velimsky, J., Everett, M.E. & Martinec, Z., 2003. The transient D st electromagnetic induction signal at satellite altitudes for a realistic 3-D electrical conductivity in the crust and mantle, Geophys. Res. Lett., 30(7), 1355-1358.
    • (2003) Geophys. Res. Lett. , vol.30 , Issue.7 , pp. 1355-1358
    • Velimsky, J.1    Everett, M.E.2    Martinec, Z.3
  • 60
    • 33646777194 scopus 로고    scopus 로고
    • Electrical conductivity in the Earth's mantle inferred from CHAMP satellite measurements; I. data processing and 1-D inversion
    • Velimsky, J., Martinec, Z. & Everett, M.E., 2006. Electrical conductivity in the Earth's mantle inferred from CHAMP satellite measurements; I. data processing and 1-D inversion, Geophys. J. Int., 166(2), 529-542.
    • (2006) Geophys. J. Int. , vol.166 , Issue.2 , pp. 529-542
    • Velimsky, J.1    Martinec, Z.2    Everett, M.E.3
  • 61
    • 0032408980 scopus 로고    scopus 로고
    • Geomagnetic induction in a heterogeneous sphere: Fully three-dimensional test computations and the response of a realistic distribution of oceans and continents
    • Weiss, C.J. & Everett, M.E., 1998. Geomagnetic induction in a heterogeneous sphere: Fully three-dimensional test computations and the response of a realistic distribution of oceans and continents, Geophys. J. Int., 135(2), 650-662.
    • (1998) Geophys. J. Int. , vol.135 , Issue.2 , pp. 650-662
    • Weiss, C.J.1    Everett, M.E.2
  • 63
    • 0032577377 scopus 로고    scopus 로고
    • Electrical conductivity of olivine, wadsleyite & ringwoodite under upper-mantle conditions
    • Xu, Y.S., Poe, B.T., Shankland, T.J. & Rubie, D.C., 1998. Electrical conductivity of olivine, wadsleyite & ringwoodite under upper-mantle conditions, Science, 280(5368), 1415-1418.
    • (1998) Science , vol.280 , Issue.5368 , pp. 1415-1418
    • Xu, Y.S.1    Poe, B.T.2    Shankland, T.J.3    Rubie, D.C.4
  • 64
    • 0036476771 scopus 로고    scopus 로고
    • Edge-based finite element approach to the simulation of geoelectromagnetic induction in a 3-D sphere
    • Yoshimura, R. & Oshiman, N., 2002. Edge-based finite element approach to the simulation of geoelectromagnetic induction in a 3-D sphere, Geophys. Res. Lett., 29, 9-1.
    • (2002) Geophys. Res. Lett. , vol.29 , pp. 9-11
    • Yoshimura, R.1    Oshiman, N.2
  • 65
    • 42349102251 scopus 로고
    • Three-dimensional electromagnetic induction in a spherical Earth
    • PhD thesis, Geophysics Program, University of Washington
    • Zhang, T.S., 1991. Three-dimensional electromagnetic induction in a spherical Earth, PhD thesis, Geophysics Program, University of Washington.
    • (1991)
    • Zhang, T.S.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.