Tomography slab profile movies
Click each image below for a GIF movie of slices
through a number of P and S wave tomography
models down to 2000 km depth moving
along RUM trenches (but
showing SLAB2 contours on the map) for several subduction zones. Use
Preview, Eog, gifview or
some other graphics tool to click through the frames.
| subduction zone |
tomography models |
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MITP08 |
GAP_P4 |
UU-P07 |
TX2019-SLAB |
TX2019-NSLAB |
S40RTS |
SAVANI |
GLAD-M25 |
SMEAN |
| Central America |
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| South America |
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| Caribbean |
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| Indonesia |
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| Mariana-Japan-Kuriles |
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| Tonga |
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| Aleutians |
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- seismicity contours
- RUM:
- Gudmundsson, Ó., and M. Sambridge (1998), A regionalized upper
mantle (RUM) seismic model, J. Geophys. Res., 103 (B4),
7121-7136, doi:10.1029/97JB02488.
- SLAB2:
Hayes, G., 2018, Slab2 - A Comprehensive Subduction Zone
Geometry Model: U.S. Geological Survey data release,
https://doi.org/10.5066/F7PV6JNV.
- tomography
- MITP08:
- Li, C., R. D. van der Hilst, E. R. Engdahl, and S. Burdick
(2008), A new global model for P wave speed variations in
Earth's mantle, Geochem. Geophys. Geosyst., 9, Q05018,
doi:10.1029/2007GC001806.
- GAP_P4:
- Obayashi M., J. Yoshimitsu, G. Nolet, Y. Fukao,
H. Shiobara, H. Sugioka, H. Miyamachi, Y. Gao (2013), Finite frequency
whole mantle P-wave tomography: Inprovement of subducted slab,
Geophys. Res. Lett., 40, 5652-5657, doi:10.1002/2013GL057401.
- Fukao Y., M. Obayashi (2013), Subducted slabs stagnant above,
penetrating through and trapped below the 660-km discontinuity.
J. Geophys. Res., 118, 5920-5938, doi:10.1002/2013JB010466.
- GLAD-M25:
- Lei, W., Ruan, Y., Bozdağ, E., Peter, D., Lefebvre, M.,
Komatitsch, D., Tromp, J., Podhorszki, N., Pugmire, D., 2020. Global
adjoint tomographymodel glad-m25. Geophysical Journal International
223, 1-21.
- RSAVANI:
- Porritt, R., Becker, T.W., Boschi, L., and Auer, L.:
Multi-scale, radially anisotropic shear wave imaging of the
mantle underneath the contiguous United States through joint
inversion of USArray and global datasets. Geophys. J. Int.,
265, 1730-1746, 2021.
- SAVANI:
- Auer, L., Boschi , L., Becker, T. W., Nissen-Meyer, T. and
Giardini, D.: Savani: a variable-resolution whole-mantle model
of anisotropic shear-velocity variations based on multiple
datasets. J. Geophys. Res. - Solid Earth, 119, 3006-3034,
doi:10.1002/2013JB010773, 2014.
- S40RTS:
- Ritsema, J., Deuss, A. A., Van Heijst, H. J., & Woodhouse,
J. H. (2011). S40RTS: a degree-40 shear-velocity model for the
mantle from new Rayleigh wave dispersion, teleseismic
traveltime and normal-mode splitting function
measurements. Geophysical Journal International, 184,
1223-1236.
- TX2019:
The S wave versions is used here,
with (TX2019SLAB)
and without (TX2019NSLAB) prescribed upper mantle, slab structure from
Wadati-Benioff zones
- Lu, C., Grand, S. P., Lai, H., and Garnero,
E. J. (2019). TX2019slab: A new P and S tomography model
incorporating subducting slabs. Journal of Geophysical
Research: Solid Earth<, 124, 11549-11567.
- UU-P07:
- Amaru, M.L., 2007, Global travel time tomography with 3-D
reference models: Geologica Ultraiectina, 274, 174p.
- Hall, R., and Spakman, W., 2015, Mantle structure and
tectonic history of SE Asia: Tectonophysics, 658, 14-45.
Updated: October 16, 2025
(c) Thorsten Becker, 1997-2025.
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