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Crust and Upper Mantle Velocity Structure in south-central Alaska: Seismological Evidence for Melt in the mantle wedge b

Crust and Upper Mantle Velocity Structure in south-central Alaska: Seismological Evidence for Melt in the mantle wedge beneath the Denali Volcanic Gap. High Poisson’s Ratio in the upper mantle wedge in the Denali Volcanic Gap. Tomo studies outline. 29,750 Pn Raypaths from 2950 Earthquakes.

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Crust and Upper Mantle Velocity Structure in south-central Alaska: Seismological Evidence for Melt in the mantle wedge b

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Presentation Transcript

  1. Crust and Upper Mantle Velocity Structure in south-central Alaska: Seismological Evidence for Melt in the mantle wedge beneath the Denali Volcanic Gap. • High Poisson’s Ratio in the upper mantle wedge in the Denali Volcanic Gap

  2. Tomo studies outline

  3. 29,750 Pn Raypaths from 2950 Earthquakes

  4. 14,000 Sn Raypaths from 2950 Earthquakes

  5. Tomographic Method

  6. Checkerboard Resolution Tests

  7. Sn Checkerboard Test Test Model: 300 km checkers 2.5% perturbations

  8. Summary and Conclusions

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