Harvard Seismic Velocity Models
S2.9EA & S362WMANI by Bogdan Kustowski, Göran Ekström, & Adam Dziewonski
S362D1 & TOPOS362D1 by Yu Jeffrey Gu, Adam Dziewonski & Göran Ekström
SPRD6 by Miaki Ishii & Jeroen Tromp
BPD00 & BDP98 by Lapo Boschi & Adam Dziewonski
S20A by Ekström & Dziewonski
MK12_WM13 by Wei-jia Su & Adam Dziewonski
SKS12-WM13 by Xian-Feng Liu & Adam Dziewonski
S12_WM13 by Wei-jia Su, Robert Woodward & Adam Dziewonski
Mantle Shear Velocity Models by Bogdan Kustowski (2007, 2008)
- Model Coefficients
- STW105: new reference model (REF)
- S362ANI: preferred global model of shear-wave velocity
- S362WMANI: S362ANI with anisotropy throughout the mantle
- S362ANI_PREM: S362ANI using PREM
- S362ANI_OLDCRCOR: S362ANI using linear crustal corrections
- S2.9EA: global model with higher resolution in the upper mantle beneath Eurasia
- S2.9EA_OLDCRCOR: S2.9EA using linear crustal corrections
- Related Files
- README file
- PROGRAMS.tar.gz: FORTRAN programs for obtaining model values at specific locations
- GRC.tar.gz: longitude-latitude-velocity files with vsh, vsv, and voigt averages
S362D1 & TOPO_S362D1 (2001 & 2003)
- Model Name
SPRD6 (Ishii & Tromp, 1999, 2001)
- Model Coefficients
- Shear Velocity (Real Spherical Harmonics, Complex Spherical Harmonics)
- Compressional Velocity (Real Spherical Harmonics, Complex Spherical Harmonics)
- Density (Real Spherical Harmonics, Complex Spherical Harmonics)
- Free-Surface Dynamic Topography (Real Spherical Harmonics, Complex Spherical Harmonics)
- 660-km Discontinuity Topography (Real Spherical Harmonics, Complex Spherical Harmonics)
- Core-Mantle Boundary Topography (Real Spherical Harmonics, Complex Spherical Harmonics)
- Related Files
Mantle Shear Velocity Models by Lapo Boschi (1999, 2000, 2001)
- Model Name
S20A (Ekström & Dziewonski, 1998)
Earlier Harvard Models
- Model Coefficients
- S16U6L8 (Liu & Dziewonski, 1997)
- S16VB14 (Liu & Dziewonski, 1997)
- S20U7L5 (Ekström & Dziewonski, 1997)
- SKS12_WM13 (Liu & Dziewonski, 1994) [DAT] [Spherical B Spline]
- S12WM13 (Su, Woodward & Dziewonski, 1994) [DAT] [Spherical B Spline]
- MK12WM13-kappa (Su & Dziewonski, 1997)
- MK12WM13-mu (Su & Dziewonski, 1997)
- Source Codes
- Boschi, L. & Dziewoñski, A.M. 1999.
High- and low-resolution images of the Earth's mantle: Implications of different approaches to tomographic modeling.
Journal of Geophysical Research 104(B11), 25567-25594. - Boschi, L. & Dziewoñski, A.M. 2001.
Whole Earth tomography from delay times of P, PcP, and PKP phases: Lateral heterogeneities in the outer core or radial anisotropy in the mantle.
Journal of Geophysical Research 105(B6), 13675-13696. - Boschi, L. & Ekström, G. 2002.
New images of the Earth's upper mantle from measurements of surface wave phase velocity anomalies.
Journal of Geophysical Research 107(B4), doi:10.1029/2000JB000059. - Dziewoñski, A.M, Liu, X.-F. & Su, W.-J. 1997.
Lateral heterogeneity in the lowermost mantle.
in: Crossley, D.J., editor, Earth's Deep Interior, The Doornbos Memorial Volume, 11-50.- Ekström, G., Dziewoñski, A.M., Su., W.-J. & Smith, G.P. 1995.
Elastic and anelastic structure beneath Eurasia.
Technical Report. Contract No. F49620-92-J-0392, sponsored by AFOSR.- Ekström, G. & Dziewoñski, A.M., 1998.
The unique anisotropy of the Pacific upper mantle.
Nature 394, 168-172.- Gu, Y.J., Dziewoñski, A.M., Su, W.-J & Ekström, G. 2001.
Models of the mantle shear velocity and discontinuities in the pattern of lateral heterogeneities.
Journal of Geophysical Research 106(B6), 11169-11199.- Gu, Y.J., Dziewoñski, A.M. & Ekström, G. 2003.
Simultaneous inversion for mantle shear velocity and topography of transition zone discontinuities.
Geophysical Journal International 154(2), 559-583.- Ishii, M. & Tromp, J. 1999.
Normal-mode and free-air gravity constraints on lateral variations in velocity and density of Earth's mantle.
Science 285, 1231-1236.- Ishii, M. & Tromp, J. 2001.
Even-degree lateral variations in the Earth's mantle constrained by free oscillations and the free-air gravity anomaly.
Geophysical Journal International 145(1), 77-96.- Kustowski, B., Ekström, G. & Dziewoñski, A.M., 2008.
The shear-wave velocity structure in the upper mantle beneath Eurasia.
Geophysical Journal International 174(3), 978-992.- Kustowski, B., Ekström, G. & Dziewoñski, A.M., 2008.
Anisotropic shear-wave velocity structure of the Earth's mantle: A global model.
Journal of Geophysical Research 113, B06306, doi:10.1029/2007JB005169.- Liu, X.-F., Tromp, J. & Dziewoñski, A.M. 1998.
Is there a first-order discontinuity in the lowermost mantle?.
Earth and Planetary Science Letters 160(3-4), 343-351.- Su, W.-J., Woodward, R.L. & Dziewoñski, A.M. 1994.
Degree 12 model of shear velocity heterogeneity in the mantle.
Journal of Geophysical Research 99(B4), 6945-6980.- Su, W.-J. & Dziewoñski, A.M. 1997.
Simultaneous inversion for 3-D variations in shear and bulk velocity in the mantle.
Physics of the Earth and Planetary Interiors 100, 135-156.- Woodhouse, J. & Dziewoñski, A.M. 1984.
Mapping the upper mantle: Three-dimensional modeling of earth structure by inversion of seismic waveforms.
Journal of Geophysical Research 89(B7), 5953-5986.
Department of Earth and Planetary Sciences / Harvard University / 20 Oxford Street / Cambridge / MA 02138 / U.S.A. / Telephone: +1 617 495 2350 / Fax: +1 617 496 1907 / Email: reilly@eps.hartvard.edu
- Ekström, G., Dziewoñski, A.M., Su., W.-J. & Smith, G.P. 1995.