Publications


Blatter, D., Morzfeld, M., Key, K., & Constable, S. (2022). Uncertainty quantification for regularized inversion of electromagnetic geophysical data—Part I: motivation and theory. Geophysical Journal International, 231(2), 1057–1074. https://doi.org/10.1093/gji/ggac241
Blatter, D., Morzfeld, M., Key, K., & Constable, S. (2022). Uncertainty quantification for regularized inversion of electromagnetic geophysical data – Part II: application in 1-D and 2-D problems. Geophysical Journal International, 231(2), 1075–1095. https://doi.org/10.1093/gji/ggac242
King, R. B., Constable, S., & Maloney, J. M. (2022). A case study in controlled source electromagnetism: Near seabed hydrocarbon seep systems of Coal Oil Point, California, USA. Marine and Petroleum Geology, 139, 7. https://doi.org/10.1016/j.marpetgeo.2022.105636
King, R. B., Danskin, W. R., Constable, S., & Maloney, J. M. (2022). Identification of fresh submarine groundwater off the coast of San Diego, USA, using electromagnetic methods. Hydrogeology Journal, 9. https://doi.org/10.1007/s10040-022-02463-y
Bertrand, E. A., Kannberg, P., Caldwell, T. G., Heise, W., Constable, S., Scott, B., Bannister, S., Kilgour, G., Bennie, S. L., Hart, R., & Palmer, N. (2022). Inferring the magmatic roots of volcano-geothermal systems in the Rotorua Caldera and Okataina Volcanic Centre from magnetotelluric models. Journal of Volcanology and Geothermal Research, 431, 107645. https://doi.org/10.1016/j.jvolgeores.2022.107645
Harmon, N., Wang, S. G., Rychert, C. A., Constable, S., & Kendall, J. M. (2021). Shear Velocity Inversion Guided by Resistivity Structure From the PI-LAB Experiment for Integrated Estimates of Partial Melt in the Mantle. Journal of Geophysical Research-Solid Earth, 126(8), 20. https://doi.org/10.1029/2021jb022202
Stern, L. A., Constable, S., Lu, R., Du Frane, W. L., & Roberts, J. J. (2021). Electrical properties of carbon dioxide hydrate: Implications for monitoring CO2 in the gas hydrate stability zone. Geophysical Research Letters, 48(15), 9. https://doi.org/10.1029/2021gl093475
Rychert, C. A., Tharimena, S., Harmon, N., Wang, S. G., Constable, S., Kendall, J. M., Bogiatzis, P., Agius, M. R., & Schlaphorst, D. (2021). A dynamic lithosphere-asthenosphere boundary near the equatorial Mid-Atlantic Ridge. Earth and Planetary Science Letters, 566, 11. https://doi.org/10.1016/j.epsl.2021.116949
Attias, E., Constable, S., Sherman, D., Ismail, K., Shuler, C., & Dulai, H. (2021). Marine electromagnetic imaging and volumetric estimation of freshwater plumes offshore Hawai’i. Geophysical Research Letters, 48(7). https://doi.org/10.1029/2020gl091249
Key, K., & Constable, S. (2021). Inverted long-baseline acoustic navigation of deep-towed CSEM transmitters and receivers. Marine Geophysical Research, 42(1). https://doi.org/10.1007/s11001-021-09427-z
Wang, S. G., Constable, S., Reyes-Ortega, V., Jahandari, H., Farquharson, C., & Esquivel, T. A. (2021). Two-dimensional determinant inversion of marine magnetotelluric data and a field example from the Gulf of California, Mexico. Geophysics, 86(1), E37–E57. https://doi.org/10.1190/geo2019-0735.1
Attias, E., Thomas, D., Sherman, D., Ismail, K., & Constable, S. (2020). Marine electrical imaging reveals novel freshwater transport mechanism in Hawai’i. Science Advances, 6(48). https://doi.org/10.1126/sciadv.abd4866
Wang, S. G., Constable, S., Rychert, C. A., & Harmon, N. (2020). A lithosphere-asthenosphere boundary and partial melt estimated using marine magnetotelluric data at the central Middle Atlantic Ridge. Geochemistry Geophysics Geosystems, 21(9). https://doi.org/10.1029/2020gc009177
Constable, S., Lu, R., Stern, L. A., Du Frane, W. L., & Roberts, J. J. (2020). Laboratory electrical conductivity of marine gas hydrate. Geophysical Research Letters, 47(16). https://doi.org/10.1029/2020gl087645
Esquivel, T. A., Flores, C., Ortega, V. R., Constable, S., Gomez-Trevino, E., & Gonzalez-Fernandez, A. (2020). Magnetotelluric exploration of the Wagner Basin, Gulf of California, Mexico: Evidence for an axial magma chamber and hydrothermal circulation. Journal of South American Earth Sciences, 99. https://doi.org/10.1016/j.jsames.2020.102501
Montiel-Alvarez, A. M., Romo, J. M., Constable, S., & Gomez-Trevino, E. (2020). Invariant TE and TM impedances in the marine magnetotelluric method. Geophysical Journal International, 221(1), 163–177. https://doi.org/10.1093/gji/ggz571
Kannberg, P. K., & Constable, S. (2020). Characterization and Quantification of Gas Hydrates in the California Borderlands. Geophysical Research Letters, 47(6). https://doi.org/10.1029/2019gl084703
Chesley, C., Key, K., Constable, S., Behrens, J., & MacGregor, L. (2019). Crustal cracks and frozen flow in oceanic lithosphere inferred from electrical anisotropy. Geochemistry Geophysics Geosystems. https://doi.org/10.1029/2019gc008628
Constable, S., Orange, A., & Myer, D. (2019). Marine controlled-source electromagnetic of the Scarborough gas field - Part 3: Multicomponent 2D magnetotelluric/controlled-source electromagnetic inversions. Geophysics, 84(6), B387–B401. https://doi.org/10.1190/geo2019-0314.1
Cordoba-Ramirez, F., Flores, C., Gonzalez-Fernandez, A., Constable, S., Pena-Dominguez, G., & Gomez-Trevino, E. (2019). Marine controlled-source electromagnetics with geothermal purposes; central Gulf of California, Mexico. Journal of Volcanology and Geothermal Research, 384, 206–220. https://doi.org/10.1016/j.jvolgeores.2019.07.018
Lu, R., Stern, L. A., Du Frane, W. L., Pinkston, J. C., Roberts, J. J., & Constable, S. (2019). The effect of brine on the electrical properties of methane hydrate. Journal of Geophysical Research-Solid Earth. https://doi.org/10.1029/2019jb018364
Wang, S. G., Constable, S., Reyes-Ortega, V., & Rychert, C. A. (2019). A newly distinguished marine magnetotelluric coast effect sensitive to the lithosphere-asthenosphere boundary. Geophysical Journal International, 218(2), 978–987. https://doi.org/10.1093/gji/ggz202
Wang, S. G., Bastani, M., Constable, S., Kalscheuer, T., & Malehmir, A. (2019). Boat-towed radio-magnetotelluric and controlled source audio-magnetotelluric study to resolve fracture zones at Aspo Hard Rock Laboratory site, Sweden. Geophysical Journal International, 218(2), 1008–1031. https://doi.org/10.1093/gji/ggz162
Harmon, N., Rychert, C., Agius, M., Tharimena, S., Le Bas, T., Kendall, J. M., & Constable, S. (2018). Marine geophysical investigation of the chain fracture zone in the equatorial Atlantic from the PI-LAB experiment. Journal of Geophysical Research-Solid Earth, 123(12), 11016–11030. https://doi.org/10.1029/2018jb015982
Constable, S., Kowalczyk, P., & Bloomer, S. (2018). Measuring marine self-potential using an autonomous underwater vehicle. Geophysical Journal International, 215(1), 49–60. https://doi.org/10.1093/gji/ggy263
Sherman, D., & Constable, S. C. (2018). Permafrost Extent on the Alaskan Beaufort Shelf From Surface-Towed Controlled-Source Electromagnetic Surveys. Journal of Geophysical Research-Solid Earth, 123(9), 7253–7265. https://doi.org/10.1029/2018jb015859
Barak, O., Key, K., Constable, S., & Ronen, S. (2018). Recording active-seismic ground rotations using induction-coil magnetometers. Geophysics, 83(5), P19–P42. https://doi.org/10.1190/geo2017-0281.1
Weitemeyer, K., Constable, S., Shelander, D., & Haines, S. (2017). Mapping the resistivity structure of Walker Ridge 313 in the Gulf of Mexico using the marine CSEM method. Marine and Petroleum Geology, 88, 1013–1031. https://doi.org/10.1016/j.marpetgeo.2017.08.039
Naif, S., Key, K., Constable, S., & Evans, R. L. (2016). Porosity and fluid budget of a water-rich megathrust revealed with electromagnetic data at the Middle America Trench. Geochemistry Geophysics Geosystems, 17(11), 4495–4516. https://doi.org/10.1002/2016gc006556
Constable, S., Kannberg, P. K., & Weitemeyer, K. (2016). Vulcan: A deep-towed CSEM receiver. Geochemistry Geophysics Geosystems, 17(3), 1042–1064. https://doi.org/10.1002/2015gc006174
Naif, S., Key, K., Constable, S., & Evans, R. L. (2015). Water-rich bending faults at the Middle America Trench. Geochemistry Geophysics Geosystems, 16(8), 2582–2597. https://doi.org/10.1002/2015gc005927
Du Frane, W. L., Stern, L. A., Constable, S., Weitemeyer, K. A., Smith, M. M., & Roberts, J. J. (2015). Electrical properties of methane hydrate plus sediment mixtures. Journal of Geophysical Research-Solid Earth, 120(7), 4773–4783. https://doi.org/10.1002/2015jb011940
Wheelock, B., Constable, S., & Key, K. (2015). The advantages of logarithmically scaled data for electromagnetic inversion. Geophysical Journal International, 201(3), 1765–1780. https://doi.org/10.1093/gji/ggv107
Myer, D., Key, K., & Constable, S. (2015). Marine CSEM of the Scarborough gas field, Part 2: 2D inversion. Geophysics, 80(3), E187–E196. https://doi.org/10.1190/geo2014-0438.1
Constable, S., Orange, A., & Key, K. (2015). And the geophysicist replied: “Which model do you want?” Geophysics, 80(3), E197–E212. https://doi.org/10.1190/geo2014-0381.1
Ray, A., Key, K., Bodin, T., Myer, D., & Constable, S. (2014). Bayesian inversion of marine CSEM data from the Scarborough gas field using a transdimensional 2-D parametrization. Geophysical Journal International, 199(3), 1847–1860. https://doi.org/10.1093/gji/ggu370
Weitemeyer, K., & Constable, S. (2014). Navigating marine electromagnetic transmitters using dipole field geometry. Geophysical Prospecting, 62(3), 573–596. https://doi.org/10.1111/1365-2478.12092
Myer, D., Constable, S., & Key, K. (2013). Magnetotelluric evidence for layered mafic intrusions beneath the Voring and Exmouth rifted margins. Physics of the Earth and Planetary Interiors, 220, 1–10. https://doi.org/10.1016/j.pepi.2013.04.007
Constable, S. (2013). Review paper: Instrumentation for marine magnetotelluric and controlled source electromagnetic sounding. Geophysical Prospecting, 61, 505–532. https://doi.org/10.1111/j.1365-2478.2012.01117.x
Naif, S., Key, K., Constable, S., & Evans, R. L. (2013). Melt-rich channel observed at the lithosphere-asthenosphere boundary. Nature, 495(7441), 356–359. https://doi.org/10.1038/nature11939
Key, K., Constable, S., Liu, L., & Pommier, A. (2013). Electrical image of passive mantle upwelling beneath the northern East Pacific Rise. Nature, 495(7442), 499–502. https://doi.org/10.1038/nature11932
Key, K., Constable, S., Matsuno, T., Evans, R. L., & Myer, D. (2012). Electromagnetic detection of plate hydration due to bending faults at the Middle America Trench. Earth and Planetary Science Letters, 351, 45–53.
Myer, D., Constable, S., Key, K., Glinsky, M. E., & Liu, G. M. (2012). Marine CSEM of the Scarborough gas field, Part 1: Experimental design and data uncertainty. Geophysics, 77(4), E281–E299. https://doi.org/10.1190/geo2011-0380.1
Weitemeyer, K. A., Constable, S., & Trehu, A. M. (2011). A marine electromagnetic survey to detect gas hydrate at Hydrate Ridge, Oregon. Geophysical Journal International, 187(1), 45–62. https://doi.org/10.1111/j.1365-246X.2011.05105.x
Du Frane, W. L., Stern, L. A., Weitemeyer, K. A., Constable, S., Pinkston, J. C., & Roberts, J. J. (2011). Electrical properties of polycrystalline methane hydrate. Geophysical Research Letters, 38. https://doi.org/10.1029/2011gl047243
Zhdanov, M. S., Wan, L., Gribenko, A., Cuma, M., Key, K., & Constable, S. (2011). Large-scale 3D inversion of marine magnetotelluric data: Case study from the Gemini prospect, Gulf of Mexico. Geophysics, 76(1), F77–F87. https://doi.org/10.1190/1.3526299
Key, K., & Constable, S. (2011). Coast effect distortion of marine magnetotelluric data: Insights from a pilot study offshore northeastern Japan. Physics of the Earth and Planetary Interiors, 184(3–4), 194–207. https://doi.org/10.1016/j.pepi.2010.11.008
Myer, D., Constable, S., & Key, K. (2011). Broad-band waveforms and robust processing for marine CSEM surveys. Geophysical Journal International, 184(2), 689–698. https://doi.org/10.1111/j.1365-246X.2010.04887.x
Van Beusekom, A. E., Parker, R. L., Bank, R. E., Gill, P. E., & Constable, S. (2011). The 2-D magnetotelluric inverse problem solved with optimization. Geophysical Journal International, 184(2), 639–650. https://doi.org/10.1111/j.1365-246X.2010.04895.x
Constable, S. (2011). EM Instrumentation. In H. K. Gupta (Ed.), Encyclopedia of solid earth geophysics (pp. 604–608). Springer.