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Contents of volume 90
PHYSICS OFTHE EARTH AN D PLAN ETARY INTERIORS
ELSEVIER
Physics of the Earth and Planetary Interiors 90 (1995) 303-304
Contents of Volume 90 VOL. 90 NOS. 1 - 2
J U L Y 1995
L e t t e r section
Centroid-moment tensor solutions for J u l y - S e p t e m b e r 1994 A.M. Dziewonski, G. Ekstr6m and M.P. Salganik . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . R e s e a r c h papers
The effects of t e m p e r a t u r e - d e p e n d e n t viscosity on mantle convection with the two major phase transitions V. Steinbach and D.A. Yuen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Low- to high-amplitude oscillations and secular variation in a 1.2 km late Miocene inclination record M. Lantos and D.P. Elston . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Constitution of the Moon: 3. Composition of middle mantle from seismic data O.L. Kuskov . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Significant trends related to the slab seismicity and tectonics in the Burmese arc region from Harvard C M T solutions M.R. K u m a r and N.P. Rao . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . An estimate of the radial gradient of the toroidal magnetic field at the top of the Earth's core A. Bhattacharyya . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A search for free core nutation modes in VLBI nutation observations X. Jiang and D.E. Smylie . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ab initio study of MgSiO 3 and CaSiO 3 perovskites at lower-mantle pressures R.M. Wentzcovitch, N.L. Ross and G.D. Price . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VOL. 90 NOS. 3 - 4
13
37 55
75 81 91 101
A U G U S T 1995 Special Issue STRUCTURE AND DYNAMICS OF THE EARTH'S INNER AND OUTER CORES Guest Editors:
J. Neuberg A. Jackson
Contents .................................................................. Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
vi 113
304
Contents of Volume 90
Research papers Core-mantle coupling and viscoelastic deformations M. Greff-Lefftz and H. Legros . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 On determining independent periodic constituents of geophysical data series as global characteristics--quasi-invariants for the transformation to the core mantle boundary W. Webers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137 An approach to estimation problems containing uncertain parameters A. Jackson . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 On the structure and dynamics near the CMB: seismological investigations and modelling of chemical reactions S. Franck and G. Kowalle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157 Noise limitations in the core-mode band of superconducting gravimeter data O. Jensen, J. Hinderer and D.J. Crossley . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169 A search for the Slichter triplet in superconducting gravimeter data J. Hinderer, D. Crossley and O. Jensen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183 The search for weak harmonic signals in a spectrum with application to gravity data N. Florsch, H. Legros and J. Hinderer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197 An attempt at reconstructing the geomagnetic field at the core-mantle boundary during the Upper Olduvai polarity transition (1.66 Myear) A. Mazaud . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211 Effective barometric admittance and gravity residuals D.J. Crossley, O.G. Jensen and J. Hinderer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221 Stationary and chaotic dynamos in rotating spherical shells W. Hirsching and F.H. Busse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243 The period of the free core nutation: towards a dynamical basis for an 'extra-flattening' of the core-mantle boundary L.I. Lumb, G.T. Jarvis, K.D. Aldridge and W. DeLandro-Clarke . . . . . . . . . . . . . . . . . . . . . . . . 255 Modelling seismic reflections from D" using the Kirchhoff method J. Neuberg and T. Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273 Deconvolution of overcritical P-wave reflections from the top of D" T. Pointer and J. Neuberg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
ELSEVIER
Physics of the Earth and Planetary Interiors 90 (1995) 303-304
Contents of Volume 90 VOL. 90 NOS. 1 - 2
J U L Y 1995
L e t t e r section
Centroid-moment tensor solutions for J u l y - S e p t e m b e r 1994 A.M. Dziewonski, G. Ekstr6m and M.P. Salganik . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . R e s e a r c h papers
The effects of t e m p e r a t u r e - d e p e n d e n t viscosity on mantle convection with the two major phase transitions V. Steinbach and D.A. Yuen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Low- to high-amplitude oscillations and secular variation in a 1.2 km late Miocene inclination record M. Lantos and D.P. Elston . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Constitution of the Moon: 3. Composition of middle mantle from seismic data O.L. Kuskov . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Significant trends related to the slab seismicity and tectonics in the Burmese arc region from Harvard C M T solutions M.R. K u m a r and N.P. Rao . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . An estimate of the radial gradient of the toroidal magnetic field at the top of the Earth's core A. Bhattacharyya . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A search for free core nutation modes in VLBI nutation observations X. Jiang and D.E. Smylie . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ab initio study of MgSiO 3 and CaSiO 3 perovskites at lower-mantle pressures R.M. Wentzcovitch, N.L. Ross and G.D. Price . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VOL. 90 NOS. 3 - 4
13
37 55
75 81 91 101
A U G U S T 1995 Special Issue STRUCTURE AND DYNAMICS OF THE EARTH'S INNER AND OUTER CORES Guest Editors:
J. Neuberg A. Jackson
Contents .................................................................. Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
vi 113
304
Contents of Volume 90
Research papers Core-mantle coupling and viscoelastic deformations M. Greff-Lefftz and H. Legros . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 On determining independent periodic constituents of geophysical data series as global characteristics--quasi-invariants for the transformation to the core mantle boundary W. Webers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137 An approach to estimation problems containing uncertain parameters A. Jackson . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 On the structure and dynamics near the CMB: seismological investigations and modelling of chemical reactions S. Franck and G. Kowalle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157 Noise limitations in the core-mode band of superconducting gravimeter data O. Jensen, J. Hinderer and D.J. Crossley . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169 A search for the Slichter triplet in superconducting gravimeter data J. Hinderer, D. Crossley and O. Jensen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183 The search for weak harmonic signals in a spectrum with application to gravity data N. Florsch, H. Legros and J. Hinderer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197 An attempt at reconstructing the geomagnetic field at the core-mantle boundary during the Upper Olduvai polarity transition (1.66 Myear) A. Mazaud . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211 Effective barometric admittance and gravity residuals D.J. Crossley, O.G. Jensen and J. Hinderer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221 Stationary and chaotic dynamos in rotating spherical shells W. Hirsching and F.H. Busse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243 The period of the free core nutation: towards a dynamical basis for an 'extra-flattening' of the core-mantle boundary L.I. Lumb, G.T. Jarvis, K.D. Aldridge and W. DeLandro-Clarke . . . . . . . . . . . . . . . . . . . . . . . . 255 Modelling seismic reflections from D" using the Kirchhoff method J. Neuberg and T. Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273 Deconvolution of overcritical P-wave reflections from the top of D" T. Pointer and J. Neuberg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283