REFEREED PAPERS

  1. Cai, A. and C. A. Zelt, Sensitivity analysis of waveform inversion to slowness perturbations in the near-surface from the Frechet derivative and wavefield perturbation perspective, Geophysics, submitted.
  2. Cai, A. and C. A. Zelt, Early-arrival waveform inversion using data uncertainties and matching filters with application to near-surface seismic refraction data, Geophysics, in revision.
  3. Avila, J., M. Schmitz, C. Mortera, W. Bandy, L. Yegres, C. Zelt and J. Aray, Crustal structure and tectonic implications of the southernmost Merida Andes, Venezuela, from wide-angle seismic data analysis, J. South. Am. Earth Sci., in press.
  4. Zelt, C. A., Seismic refraction methods, Engineering Geophysics, CRC Press, Eds. A. B. Medhus and L. Klinkby, in press.
  5. Zelt, C. A., Traveltime tomography using controlled-source seismic data, Encyclopedia of Solid Earth Geophysics, 2nd edition, Springer, H.K. Gupta (editor), 1828-1848, 2021.
  6. Schmitz. M., et al. (co-author as part of the active seismic working group of the GIAME project), Moho depth map of northern Venezuela based on wide-angle seismic studies, J. South. Am. Earth Sci., 107, doi: 10.1016/j.jsames.2020.103088, 2021.
  7. Jiang, W., C. A. Zelt and Zhang, J., Detecting an underground tunnel by applying joint traveltime and waveform inversion, Journal of Applied Geophysics,174, 2020.
  8. Mazuera, F., M. Schmitz, A. Escalona, C. Zelt, and A. Levander, Lithospheric structure of northwestern Venezuela from wide-angle seismic data: Implications for the understanding of continental margin evolution, J. Geophys. Res., 124, 13,124-13,149, doi: 10.1029/2019JB017892, 2019.
  9. Kiser, E., A. Levander, C. Zelt, B. Schmandt, and S. Hansen, Upper crustal structure and magmatism in southwest Washington: Vp, Vs, and Vp/Vs results from the iMUSH active-source seismic experiment, J. Geophys. Res., 124, 7067-7080, doi: 10.1029/2018JB016203, 2019.
  10. Kiser, E., A. Levander, C. Zelt, B. Schmandt, and S. Hansen, Focusing of melt near the top of the Mount St. Helens (USA) magma reservoir and its relationship to major volcanic eruptions, Geology, 46(9), 775-778, 2018.
  11. Chen, J. and C. A. Zelt, Comparison of full wavefield synthetics with frequency-dependent traveltimes calculated using wavelength-dependent velocity smoothing, Journal of Environmental and Engineering Geophysics, 22, 133-141, 2017.
  12. Chen, J., C. A. Zelt and P. Jaiswal, Detecting a known near-surface target through application of frequency-dependent traveltime tomography and full waveform inversion to P- and SH-wave seismic refraction data, Geophysics, 82, R1-R17, 2017.
  13. Zelt, C. A. and J. Chen, Frequency-dependent traveltime tomography for near-surface seismic refraction data, Geophys. J. Int., 207, 72-88, 2016.
  14. Davy, R., T. A. Minshull, G. Bayrakci, J. M. Bull, D. Klaeschen, C. Papenberg, T. J. Reston, D. S. Sawyer and C. A. Zelt, Continental hyperextension, mantle exhumation, and thin oceanic crust at the continent-ocean transition, West Iberia: New insights from wide-angle seismic, J. Geophys. Res., 121, 3177-3199, doi: 10.1002/2016JB012825, 2016.
  15. Kiser, E., I. Palomeras, A. Levander, C. Zelt, S. Harder, B. Schmandt, S. Hansen, K. Creager, C. Ulberg, S. Malone, and S. Moran, Magma reservoirs from the upper crust to the Moho inferred from high-resolution Vp and Vs models beneath Mount St. Helens, Geology, 44, 411-414, 2016.
  16. Chen, J. and C. A. Zelt, Application of frequency-dependent traveltime tomography and full waveform inversion to realistic near-surface seismic refraction data, Journal of Environmental and Engineering Geophysics, 21, 1-11, 2016.
  17. Tian, X., C. A. Zelt, F. Wang, S. Jia, and Q. Liu, Crust Structure of The North China Craton from Long-Range Seismic Wide-Angle-Reflection/Refraction data, Tectonophysics, 634, 237-245, 2014.
  18. Zelt, C. A., S. Haines, M. H. Powers, J. Sheehan, S. Rohdewald, C. Link, K. Hayashi, D. Zhao, H.-W. Zhou, B. L. Burton, U. K. Petersen, N. D. Bonal, and W. E. Doll, Blind test of methods for obtaining 2D near-surface seismic velocity models from first-arrival traveltimes, Journal of Environmental and Engineering Geophysics, 18, 183-194, 2013.
  19. Haines, S. S., C. Zelt and W. Doll, Seismic refraction analysis: The path forward, EOS, 93, 305-306, 2012.
  20. Jaiswal, P., P. Dewangan, T. Ramprasad, and C. A. Zelt, Seismic characterization of hydrates in faulted, fine-grained sediments of Krishna-Godavari Basin: Full waveform inversion, J. Geophys. Res., 117, B10305, doi: 10.1029/2012JB009201, 2012.
  21. Jaiswal, P., P. Dewangan, T. Ramprasad, and C. A. Zelt, Seismic characterization of hydrates in faulted, fine-grained sediments of Krishna-Godavari Basin: Unified imaging, J. Geophys. Res., 117, B04306, doi: 10.1029/2011JB009024, 2012.
  22. Bezada, M.J. and C. A. Zelt, Gravity inversion using seismically derived crustal density models and genetic algorithms: An application to the Caribbean-South American plate bloundary, Geophys. J. Int., 185, 577-592, 2011.
  23. Zelt, C. A., Traveltime tomography using controlled-source seismic data, Encyclopedia of Solid Earth Geophysics, Volume 2, Springer, H.K. Gupta (editor), 1453-1473, 2011.
  24. Bezada, M. J., M. B. Magnani, C. A. Zelt, M. Schmitz and A. Levander, The Caribbean-South American plate boundary at 65W: Results from wide-angle seismic data, J. Geophys. Res., 115, B08402, doi:10.1029/2009JB007070, 2010.
  25. Morgan, J. K., J. Park, and C. A. Zelt, Rift Zone Abandonment and Reconfiguration in Hawaii: Mauna Loa's Ninole Rift Zone, Geology, 38, 471-474, 2010.
  26. Jaiswal, P., C. A. Zelt, R. Dasgupta and K. K. Nath, Seismic Imaging of the Naga Thrust using multiscale waveform inversion, Geophysics, 74, WCC129-WCC140, 2009.
  27. Park, J., J.K. Morgan, C. A. Zelt and P. G. Okubo, Volcano-tectonic implications of 3-D velocity structures derived from active- and passive-source tomography of the Island of Hawaii, J. Geophys. Res., 114, B09301, doi:10.1029/2008JB005929, 2009.
  28. Magnani, M. B., C. A. Zelt, A. Levander and M. Schmitz, Crustal structure of the South American-Caribbean plate boundary at 67W from controlled source seismic data, J. Geophys. Res., 114, B02312, doi:10.1029/2008JB005817, 2009.
  29. Clark, S. A., A. Levander, M. B. Magnani and C. A. Zelt, Negligible convergence and lithospheric tearing along the Caribbean-South American plate boundary at 64W , Tectonics, 27, TC6013, doi:10.1029/2008TC002328, 2008.
  30. Jaiswal, P. and C. A. Zelt, Unified Imaging of Multichannel Seismic Data: Combining Traveltime Inversion and Pre-Stack Depth Migration, Geophysics, 73, VE269-VE280, 2008.
  31. Fradelizio, G. L., A. Levander and C. A. Zelt, Three-dimensional seismic-reflection imaging of a shallow buried paleochannel, Geophysics, 73, B85-B98, 2008.
  32. Clark, S. A., M. Sobiesiak, C. A. Zelt, M. B. Magnani, M. S. Miller, M. J. Bezada and A. Levander, Identification and tectonic implications of a tear in the South American plate at the southern end of the Lesser Antilles, Geochem. Geophys. Geosyst., 9, Q11004, doi:10.1029/2008GC002084, 2008.
  33. Schmitz, M., J. Avila, M. Bezada, E. Vieira, M. Yanez, A. Levander, C. A. Zelt, M. I. Jacome, M. B. Magnani and the BOLIVAR active seismic working group, Crustal thickness variations in Venezuela from deep seismic observations, Tectonophysics, 459, 14-26, 2008.
  34. Schmelzbach, C., C. A. Zelt, C. Juhlin and R. Carbonell, P- and Sv -velocity structure of the South Portuguese Zone fold-and-thrust belt, SW Iberia, from traveltime tomography, Geophys. J. Int., 175, 689-712, 2008.
  35. Clark, S. A., C. A. Zelt, M. B. Magnan and A. Levander, Characterizing the Caribbean-South American Plate Boundary at 64W using Wide-Angle Seismic Data, J. Geophys. Res., 113, B07401, doi:10.1029/2007JB005329, 2008.
  36. Jaiswal, P., C. A. Zelt, A. W. Bally and R. Dasgupta, 2-D traveltime and waveform inversion for improved seismic imaging: Naga Thrust and Fold Belt, India, Geophys. J. Int., 173, 642-658, 2008.
  37. Levander, A., C. A. Zelt, and W. W. Symes, Active source studies of crust and lithospheric structure, Treatise on Geophysics, Volume 1, Seismology and structure of the earth, Elsevier, Eds. B. Romanowicz and A. Dziewonski, 247-288, 2007.
  38. Park, J., J.K. Morgan, C. A. Zelt, P. G. Okubo, L. Peters and N. Benesh, Comparative velocity structure of active Hawaiian volcanoes from 3-D onshore-offshore seismic tomography, Earth Planet. Sci. Lett., 259, 500-516, 2007.
  39. Gao, F., A. Levander, R. G. Pratt, C. A. Zelt and G.-L. Fradelizio, Waveform Tomography at a Ground Water Contamination Site: Surface reflection data, Geophysics, 72, G45-G55, 2007.
  40. Gorney, D., A. Escalona, P. Mann, M. B. Magnani, A. Levander, G. Christeson, C. A. Zelt, M. Schmitz, S. Clark, M. C. Guedez, M. Bezada, Y. Arogunmati, T. Aitken, and A. Beardsley, Chronology of Cenozoic tectonic events in western Venezuela and the Leeward Antilles based on integration of offshore seismic reflection data and on-land geology, AAPG Bulletin, 91, 653-684, 2007.
  41. Zelt, C. A., R. M. Ellis and B. C. Zelt, 3-D structure across the Tintina strike-slip fault, northern Canadian Cordillera, from seismic refraction and reflection tomography, Geophys. J. Int., 167, 1292-1308, 2006.
  42. Zelt, C. A., A. Azara and A. Levander, 3-D seismic refraction traveltime tomography at a shallow groundwater contamination site, Geophysics, 71, H67-H78, 2006.
  43. Levander, A., M. Schmitz, H. G. Ave Lallemant, C. A. Zelt, D.S. Sawyer, M. B. Magnani, P. Mann, G. Christeson, J. Wright, G. Pavlis and J. Pindell, Evolution of the southern Caribbean plate boundary, EOS, 87, 97-100, 2006.
  44. Jaiswal, P., C. A. Zelt and I. A. Pecher, Seismic Characterization of a Gas Hydrate System in the Gulf of Mexico Using Wide-Aperture Data, Geophys. J. Int., 165, 108-120, 2006.
  45. Gao, F., A. Levander, R. G. Pratt, C. A. Zelt and G.-L. Fradelizio, Waveform Tomography at a Ground Water Contamination Site: VSP-Surface Dataset, Geophysics, 71, H1-H11, 2006.
  46. Hole, J. A., C. A. Zelt and R. G. Pratt, Advances in Controlled-Source Seismic Imaging, EOS, 86, 177-181, 2005.
  47. Levander, A., C. A. Zelt, and M. B. Magnani, Crust and upper mantle velocity structure of the Southern Rocky Mountains from the Jemez Lineament to the Cheyenne belt, in The Rocky Mountain Region: An Evolving Lithosphere, Geophysical Monograph Series 154, American Geophysical Union, Eds. K. E. Karlstrom and R. G. Keller, 293-308, 2005.
  48. Ramachandran, K., S. E. Dosso, C. A. Zelt, G. D. Spence, R. D. Hyndman, and T. M. Brocher, Upper Crustal Structure of Southwestern British Columbia From the 1998 Seismic Hazards Investigation in Puget Sound, J. Geophys. Res., 109: B09303, doi:10.1029/2003JB002826, 2004.
  49. Zelt, C. A., K. Sain, J. V. Naumenko, and D. S. Sawyer, Assessment of crustal velocity models using seismic refraction and reflection tomography, Geophys. J. Int., 153, 609-626, 2003.
  50. Morgan, J. V., G. L. Christeson, and C. A. Zelt, 3D velocity tomogram across the Chicxulub crater: Testing the resolution, Tectonophysics, 355, 215-226, 2002.
  51. Sain, K., C. A. Zelt, and P. R. Reddy, Imaging of subvolcanic Mesozoics in the Saurashtra Peninsula of India using travel time inversion of wide-angle seismic data, Geophys. J. Int., 150, 820-826, 2002.
  52. Zelt, B. C., R. M. Ellis, C. A. Zelt, R. D. Hyndman, C. Lowe, G. D. Spence, and M. A. Fisher, Three-dimensional crustal velocity structure beneath the Strait of Georgia, British Columbia, Geophys. J. Int., 144, 695-712, 2001.
  53. Hojka, A. M., C. A. Zelt, and E. R. Flueh, 3-D seismic refraction tomography of ocean bottom hydrophone data recorded offshore Valparaiso, Chile, Zentralblatt fur Geologie und Palaeontologie, Part 1, 679-693, 2000.
  54. Zelt, C. A., Modelling strategies and model assessment for wide-angle seismic traveltime data, Geophys. J. Int., 139, 183-204, 1999.
  55. Zelt, C. A., A. M. Hojka, E. R. Flueh, and K. D. McIntosh, 3D simultaneous seismic refraction and reflection tomography of wide-angle data from the central Chilean margin, Geophys. Res. Lett., 26, 2577-2580, 1999.
  56. Condi, F. J., C. A. Zelt, D. S. Sawyer, and G. J. Hirasaki, Gravity inversion for rifted margin deep structure using extension and isostatic constraints, Geophys. J. Int., 138, 435-446, 1999.
  57. Zelt, C. A., Lateral velocity resolution from 3-D seismic refraction data, Geophys. J. Int., 135, 1101-1112 , 1998.
  58. Bradford, J. H., D. S. Sawyer, C. A. Zelt, and J. S. Oldow, Imaging a shallow aquifer in complex, glacial sediments using seismic reflection profiling with DMO processing, Geophysics, 63, 1248-1256, 1998.
  59. Flueh, E. R., N. Vidal, C. R. Ranero, A. Hojka, R. von Huene, J. Bialas, K. Hinz, D. Cordoba, J. J. Danobeitia, and C. Zelt, Seismic investigation of the continental margin off and onshore Valparaiso, Chile, Tectonophysics, 288, 251-263, 1998.
  60. Zelt, C. A. and P. J. Barton, 3D seismic refraction tomography: A comparison of two methods applied to data from the Faeroe Basin, J. Geophys. Res., 103, 7187-7210, 1998.
  61. Zelt, C. A., and B. C. Zelt, Study of out-of-plane effects in the inversion of refraction/wide-angle reflection traveltimes, Tectonophysics, 286, 209-221, 1998.
  62. Zelt, B. C., M. Talwani, and C. A. Zelt, Prestack depth migration of dense wide-angle seismic data, Tectonophysics, 286, 193-208, 1998.
  63. von Huene, R., et al., Tectonic control of the subducting Juan Fernandez Ridge on the Andean margin near Valparaiso, Chile, Tectonics, 16, 474-488, 1997. (co-author as part of a large scientific group).
  64. Zelt, C. A. and D. J. White, Crustal structure and tectonics of the southeastern Canadian Cordillera, J. Geophys. Res., 100, 24255-24273, 1995.
  65. Clowes, R. M., C. A. Zelt, J. R. Amor and R. M. Ellis, Lithospheric structure in the southern Canadian Cordillera from a network of seismic refraction lines, Can. J. Earth Sci., 32, 1485-1513, 1995.
  66. O'Leary, D. M., R. M. Ellis, R. A. Stephenson, L. S. Lane and C. A. Zelt, Crustal structure of the northern Yukon and MacKenzie Delta, J. Geophys. Res., 100, 9905-9920, 1995.
  67. Zelt, C. A., 3-D velocity structure from simultaneous traveltime inversion of in-line seismic data along intersecting profiles, Geophys. J. Int., 118, 795-801, 1994.
  68. Zelt, C. A. and D. A. Forsyth, Modeling wide-angle seismic data for crustal structure: southeastern Grenville province, J. Geophys. Res., 99, 11687-11704, 1994.
  69. Zelt, C. A., D. A. Forsyth, B. Milkereit, D. J. White, I. Asudeh and R. M. Easton, Seismic structure of the Central Metasedimentary Belt, southern Grenville Province, Can. J. Earth. Sci., 31, 243-254, 1994.
  70. Forsyth, D. A., B. Milkereit, C. A. Zelt, D. J. White, R. M. Easton and D. R. Hutchinson, Deep structure beneath Lake Ontario: crustal-scale Grenville subdivisions, Can. J. Earth. Sci., 31, 255-270, 1994.
  71. Zelt, C. A. and R. B. Smith, Seismic traveltime inversion for 2-D crustal velocity structure, Geophys. J. Int., 108, 16-34, 1992.
  72. Zelt, C. A. and R.M. Ellis, Crust and upper mantle Q from seismic refraction data: Peace River region, Can. J. Earth Sci., 27, 1040-1047, 1990.
  73. Zelt, C. A. and R. M. Ellis, Comparison of near-coincident crustal refraction and extended Vibroseis reflection data: Peace River region, Canada, Geophys. Res. Lett., 16, 843-846, 1989.
  74. Zelt, C. A. and R. M. Ellis, Seismic structure of the crust and upper mantle in the Peace River Arch region, Canada, J. Geophys. Res., 94, 5729-5744, 1989.
  75. Stephenson, R.A., C. A. Zelt, R. M. Ellis, Z. Hajnal, P. Morel-à-l'Huissier, R. F. Mereu, D. J. Northey, G. F. West and E. R. Kanasewich, Crust and upper mantle structure and origin of the Peace River Arch, Bull. Can. Petrol. Geol., 37, 224-235, 1989.
  76. Zelt, C. A. and R. M. Ellis, Practical and efficient ray tracing in two-dimensional media for rapid traveltime and amplitude forward modelling, Can. J. Expl. Geophys., 24, 16-31, 1988. PDF file
  77. Zelt, C. A., J. J. Drew, M. J. Yedlin and R. M. Ellis, Picking noisy refraction data using semblance supplemented by a Monte Carlo procedure and spectral balancing, Bull. Seis. Soc. Am., 77, 942-957, 1987.

ABSTRACTS OF SELECTED PAPERS

ABSTRACTS AND CONFERENCE PRESENTATIONS SINCE 1995