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Computational Seismology and Tectonics Integrating geophysical observations with geologic and tectonic processes

Publications

CSaT Publications

  • Portner DE, Delph JR, Kiser E, Abers G, Levander A, Pang G “Validation of Ps-P tomography for obtaining crustal Vp/Vs through application to the Mount St. Helens magmatic system”, J. Geophys. Res., 129, e2024JB029642, https://doi.org/10.1029/2024JB029642
  • Delph JR, Darin MH, Whitney DL, Cosca MA, Teyssier C, Kaymakci N, Eken T, Reid MR, & Beck SL (2024) “Deep lithospheric controls on surface deformation and seismicity around the East Anatolian Fault Zone and A3 Triple Junction”, 34(8), p. 4-12, GSA Today, https://doi.org/10.1130/GSATG584A.1
  • Kupres, C. A.,  Yang, X.,  Haney, M., &  Roman, D. C. (2024).  Sustained co-eruptive increase in seismic velocity below Great Sitkin Volcano due to magma extrusion. Geophysical Research Letters, 51, e2024GL108991. https://doi.org/10.1029/2024GL108991 
  • Herr B, Delph JR (2023) “Constraining the Lithospheric Discontinuity Structure beneath Hawai’i using Teleseismic Receiver Functions” J. Geophys. Res., 128, https://doi.org/10.1029/2023JB027029
  • Yang Y., Roman D.C., Haney M., Kupres, C. (2023) "Double Reservoirs Imaged Below Great Sitkin Volcano, Alaska, Explain the Migration of Volcanic Seismicity" Geophys. Res. Lett., https://doi.org/10.1029/2022GL102438
  • Whitney D.L., Delph J.R., Thomson S.N., Beck S.L., Brocard G.Y., Cosca M.A., Darin M.H., Kaymakci N., Meijers M.J.M., Okay A.I., Rojay B., Teyssier C., Umhoefer P.J. (2023) “Breaking plates: Creation of the East Anatolian fault, the Anatolian plate, and a tectonic escape system” Geology, https://doi.org/10.1130/G51211.1 
  • Delph, J.R., Thomas, A.M., Stanciu, A.C., Aslam, K., Chatterjee, A., Sassard, V., 2023, "SCENTAR: A High-Density Nodal Array to Study the Structure and Seismogenic Behavior of the Southern Cascadia Forearc" Seis. Res. Lett. Data Mine, https://doi.org/10.1785/0220220251
  • Yang, X., Bryan, J., Okubo, K., Jiang, C., Clements, T., & Denolle, M. A., 2022, "Optimal stacking of noise cross-correlation functions", Geophysical Journal International, 232(3), 1600–1618. https://doi.org/10.1093/gji/ggac410
  • Kaviani, A., Sandvol, E., Ku, W., Beck, S.L., Türkelli, N., Özacar, A.A., Delph, J.R., 2022, "Seismic attenuation tomography of the Sn phase beneath the Turkish-Iranian Plateau and the Zagros mountain belt" Geosphere, https://doi.org/10.1130/GES02503.1
  • Lynner, C., Delph, J.R., Portner, D.E., Beck, S.L., Sandvol, E., Ozacar, A.A., 2022. Slab induced mantle upwelling beneath the Anatolian plateau. Geophys. Res. Lett., https://doi.org/10.1029/2021GL097451
  • Delph, J.R., Shimizu, K., Ratschbacher, B.C., 2021. The architecture of the southern Puna magmatic system: integrating seismic and petrologic observations with geochemical modeling. J. Geophys. Res. https://doi.org/10.1029/2020JB021550
  • Koch, C.D., Delph, J.R., Beck, S.L., Lynner, C., Ruiz, M., Hernandez, S., Samaniego, P., Meltzer, A., Mothes, P., & Hidalgo, S., 2021. Crustal thickness and magma storage beneath the Ecuadorian arc, J. S. Am. Earth Sci., 110, 103331, doi:10.1016/j.jsames.2021.103331
  • Delph, J.R., Thomas, A.M., Levander, A., 2021. Subcretionary tectonics: Linking variability in the expression of subduction along the Cascadia forearc. Earth Planet. Sci. Lett. 556, 116724. https://doi.org/10.1016/j.epsl.2020.116724
  • Cosca, M.A., Reid, M., Delph, J.R., Kuşcu, G.G., Blichert-Toft, J., Premo, W., Whitney, D.L., Teyssier, C., Rojay, B., 2021. Age and mantle sources of Quaternary basalts associated with “leaky” transform faults of the migrating Anatolia-Arabia-Africa triple junction. Geosphere 17, 69–94. https://doi.org/10.1130/GES02266.1
  • Condit, C.B., Guevara, V.E., Delph, J.R., French, M.E., 2020. Slab dehydration in warm subduction zones at depths of episodic slip and tremor. Earth Planet. Sci. Lett. 552. https://doi.org/10.1016/j.epsl.2020.116601
  • Yang, X., Gao, H., 2020. Segmentation of the Aleutian‐Alaska Subduction Zone Revealed by Full‐Wave Ambient Noise Tomography: Implications for the Along‐Strike Variation of Volcanism. J. Geophys. Res. Solid Earth 125. https://doi.org/10.1029/2020JB019677
  • Gao, H., Yang, X., Long, M.D., Aragon, J.C., 2020. Seismic Evidence for Crustal Modification Beneath the Hartford Rift Basin in the Northeastern United States. Geophys. Res. Lett. 47. https://doi.org/10.1029/2020GL089316
  • Koch, C.D., Lynner, C., Delph, J.R., Beck, S.L., Meltzer, A., Font, Y., Soto-Cordero, L., Hoskins, M., Stachnik, J.C., Ruiz, M., Alvarado, A., Agurto-Detzel, H., Charvis, P., Regnier, M., Rietbrock, A., 2020. Structure of the Ecuadorian forearc from the joint inversion of receiver functions and ambient noise surface waves. Geophys. J. Int. 222, 1671–1685. https://doi.org/10.1093/gji/ggaa237
  • Delph, J.R., Levander, A., Niu, F., 2019. Constraining Crustal Properties Using Receiver Functions and the Autocorrelation of Earthquake-Generated Body Waves. J. Geophys. Res. Solid Earth 124. https://doi.org/10.1029/2019JB017929
  • Reid, M.R., Delph, J.R., Cosca, M.A., Schleiffarth, W.K., Kuşcu, G., 2019. Melt equilibration depths as sensors of lithospheric thickness during Eurasia-Arabia collision and the uplift of the Anatolian Plateau. Geology 47, 1–5. https://doi.org/10.1130/G46420.1
  • Lü, Z., Gao, H., Lei, J., Yang, X., Rathnayaka, S., Li, C., 2019. Crustal and Upper Mantle Structure of the Tien Shan Orogenic Belt From Full‐Wave Ambient Noise Tomography. J. Geophys. Res. Solid Earth 124, 3987–4000. https://doi.org/10.1029/2019JB017387
  • Yang, X., Gao, H., Rathnayaka, S., Li, C., 2019. A Comprehensive Quality Analysis of Empirical Green’s Functions at Ocean‐Bottom Seismometers in Cascadia. Seismol. Res. Lett. 90, 744–753. https://doi.org/10.1785/0220180273
  • Delph, J.R., Levander, A., Niu, F., 2018. Fluid Controls on the Heterogeneous Seismic Characteristics of the Cascadia Margin. Geophys. Res. Lett. 45, 11,021-11,029. https://doi.org/10.1029/2018GL079518
  • Yang, X., Gao, H., 2018. Full-Wave Seismic Tomography in the Northeastern United States: New Insights Into the Uplift Mechanism of the Adirondack Mountains. Geophys. Res. Lett. https://doi.org/10.1029/2018GL078438
  • Portner, D.E., Delph, J.R., Biryol, C.B., Beck, S.L., Zandt, G., Özacar, A.A., Sandvol, E., Türkelli, N., 2018. Subduction termination in Anatolia from new seismic tomography 14. https://doi.org/10.1130/GES01617.1
  • Chen, C., Gilbert, H., Fischer, K.M., Andronicos, C.L., Pavlis, G.L., Hamburger, M.W., Marshak, S., Larson, T., Yang, X., 2018. Lithospheric discontinuities beneath the U.S. Midcontinent – signatures of Proterozoic terrane accretion and failed rifting. Earth Planet. Sci. Lett. https://doi.org/10.1016/j.epsl.2017.10.033
  • Abgarmi, B., Delph, J.R., Ozacar, A.A., Beck, S.L., Zandt, G., Sandvol, E., Turkelli, N., Biryol, C.B., 2017. Structure of the crust and African slab beneath the central Anatolian plateau from receiver functions: New insights on isostatic compensation and slab dynamics. Geosphere 13, 1774–1787. https://doi.org/10.1130/GES01509.1
  • Delph, J.R., Abgarmi, B., Ward, K.M., Beck, S.L., Özacar, A.A., Zandt, G., Sandvol, E., Türkelli, N., Kalafat, D., 2017. The effects of subduction termination on the continental lithosphere: Linking volcanism, deformation, surface uplift, and slab tearing in central Anatolia. Geosphere 13, 1788–1805. https://doi.org/10.1130/GES01478.1
  • Ward, K.M., Delph, J.R., Zandt, G., Beck, S.L., Ducea, M.N., 2017. Magmatic evolution of a Cordilleran flare-up and its role in the creation of silicic crust. Sci. Rep. 7:9047, 1–8. https://doi.org/10.1038/s41598-017-09015-5
  • Yang, X., Pavlis, G.L., Hamburger, M.W., Marshak, S., Gilbert, H., Rupp, J., Larson, T.H., Chen, C., Carpenter, N.S., 2017. Detailed crustal thickness variations beneath the Illinois Basin area: Implications for crustal evolution of the midcontinent. J. Geophys. Res. Solid Earth 122, 6323–6345. https://doi.org/10.1002/2017JB014150
  • Marshak, S., Domrois, S., Abert, C., Larson, T., Pavlis, G., Hamburger, M., Yang, X., Gilbert, H., Chen, C., 2017. The basement revealed: Tectonic insight from a digital elevation model of the Great Unconformity, USA cratonic platform. Geology 45, 391–394. https://doi.org/10.1130/G38875.1
  • Reid, M.R., Schleiffarth, W.K., Cosca, M.A., Delph, J.R., Blichert-Toft, J., Cooper, K.M., 2017. Shallow melting of MORB-like mantle under hot continental lithosphere, Central Anatolia. Geochemistry, Geophys. Geosystems 1–23. https://doi.org/10.1002/2016GC006772
  • Delph, J.R., Ward, K.M., Zandt, G., Ducea, M.N., Beck, S.L., 2017. Imaging a magma plumbing system from MASH zone to magma reservoir. Earth Planet. Sci. Lett. 457, 313–324. https://doi.org/10.1016/j.epsl.2016.10.008
  • Han, L., Hole, J.A., Stock, J.M., Fuis, G.S., Williams, C.F., Delph, J.R., Davenport, K.K., Livers, A.J., 2016. Seismic imaging of the metamorphism of young sediment into new crystalline crust in the actively rifting Imperial Valley, California. Geochemistry, Geophys. Geosystems 17, 4566–4584. https://doi.org/10.1002/2016GC006610
  • Yang, X., Pavlis, G.L., Wang, Y., 2016. A quality control method for teleseismic p-wave receiver functions. Bull. Seismol. Soc. Am. https://doi.org/10.1785/0120150347
  • Chen, C., Gilbert, H., Andronicos, C., Hamburger, M.W., Larson, T., Marshak, S., Pavlis, G.L., Yang, X., 2016. Shear velocity structure beneath the central United States: Implications for the origin of the Illinois Basin and intraplate seismicity. Geochemistry, Geophys. Geosystems. https://doi.org/10.1002/2015GC006206
  • Delph, J.R., Zandt, G., Beck, S.L., 2015. A new approach to obtaining a 3D shear wave velocity model of the crust and upper mantle: An application to eastern Turkey. Tectonophysics 665. https://doi.org/10.1016/j.tecto.2015.09.031
  • Delph, J.R., Biryol, C.B., Beck, S.L., Zandt, G., Ward, K.M., 2015. Shear wave velocity structure of the Anatolian Plate: anomalously slow crust in southwestern Turkey. Geophys. J. Int. 202, 261–276. https://doi.org/10.1093/gji/ggv141
  • Yi, S. Wang, L. Zhang, X. Yang, 2015. Crust and upper mantle structure and its relations with magma activity of the Tengchong volcanic area. Progress in Geophysics (in Chinese), 30(3), 1034-1038, doi: 10.6038/pg20150306
  • Delph, J.R., Porter, R.C., 2015. Crustal structure beneath southern Africa: insight into how tectonic events affect the Mohorovicic discontinuity. Geophys. J. Int. 200, 254–264. https://doi.org/10.1093/gji/ggu376
  • Yang, X., Pavlis, G.L., Hamburger, M.W., Sherrill, E., Gilbert, H., Marshak, S., Rupp, J., Larson, T.H., 2014. Seismicity of the Ste. Genevieve Seismic Zone Based on Observations from the EarthScope OIINK Flexible Array. Seismol. Res. Lett. 85, 1285–1294. https://doi.org/10.1785/0220140079
  • Xu, X. Yang, J. Liu, 2013. Tomographic Study of Crustal Velocity Structures in the Yunnan Region Southwest China. Chinese Journal of Geophysics (in Chinese), 56(6), 1904-1914
  • Xu, Y., Yang, X., Li, Z., Liu, J., 2012. Seismic structure of the Tengchong volcanic area southwest China from local earthquake tomography. J. Volcanol. Geotherm. Res. https://doi.org/10.1016/j.jvolgeores.2012.06.017
  • Yang, X., Y. Xu, J. Liu, Z. Li (2011). Seismic Tomography in the Tengchong Volcanic Area and Its Tectonic Implication. Chinese Journal of Geophysics (in Chinese), 54(8), 2050-2059.