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

Gustafson, C. D., Key, K., Siegfried, M. R., Winberry, J. P., Fricker, H. A., Venturelli, R. A., & Michaud, A. B. (2022). A dynamic saline groundwater system mapped beneath an Antarctic ice stream. Science, 376(6593), 640-+. https://doi.org/10.1126/science.abm3301

Blatter, D., Naif, S., Key, K., & Ray, A. (2022). A plume origin for hydrous melt at the lithosphere–asthenosphere boundary. Nature, 604(7906), 491–494. https://doi.org/10.1038/s41586-022-04483-w

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

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

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

Key, K., & Siegfried, M. R. (2017). The feasibility of imaging subglacial hydrology beneath ice streams with ground-based electromagnetics. Journal of Glaciology, 63(241), 755–771. https://doi.org/10.1017/jog.2017.36

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

Key, K. (2016). MARE2DEM: a 2-D inversion code for controlled-source electromagnetic and magnetotelluric data. Geophysical Journal International, 207(1), 571–588. https://doi.org/10.1093/gji/ggw290

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

Hoversten, G. M., Myer, D., Key, K., Alumbaugh, D., Hermann, O., & Hobbet, R. (2015). Field test of sub-basalt hydrocarbon exploration with marine controlled source electromagnetic and magnetotelluric data. Geophysical Prospecting, 63(5), 1284–1310. https://doi.org/10.1111/1365-2478.12278

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

Trainor-Guitton, W. J., Hoversten, G. M., Ramirez, A., Roberts, J., Juliusson, E., Key, K., & Mellors, R. (2014). The value of spatial information for determining well placement: A geothermal example. Geophysics, 79(5), W27–W41. https://doi.org/10.1190/geo2013-0337.1

Ray, A., Alumbaugh, D. L., Hoversten, M., & Key, K. (2013). Robust and accelerated Bayesian inversion of marine controlled-source electromagnetic data using parallel tempering. Geophysics, 78(6), E271–E280. https://doi.org/10.1190/geo2013-0128.1

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

Pommier, A., Evans, R. L., Key, K., Tyburczy, J. A., Mackwell, S., & Elsenbeck, J. (2013). Prediction of silicate melt viscosity from electrical conductivity: A model and its geophysical implications. Geochemistry Geophysics Geosystems, 14(6), 1685–1692. https://doi.org/10.1002/ggge.20103

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

Connell, D., & Key, K. (2013). A numerical comparison of time and frequency-domain marine electromagnetic methods for hydrocarbon exploration in shallow water. Geophysical Prospecting, 61(1), 187–199. https://doi.org/10.1111/j.1365-2478.2012.01037.x

Ray, A., & Key, K. (2012). Bayesian inversion of marine CSEM data with a trans-dimensional self parametrizing algorithm. Geophysical Journal International, 191(3), 1135–1151. https://doi.org/10.1111/j.1365-246X.2012.05677.x

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.

Chen, J. S., Hoversten, G. M., Key, K., Nordquist, G., & Cumming, W. (2012). Stochastic inversion of magnetotelluric data using a sharp boundary parameterization and application to a geothermal site. Geophysics, 77(4), E265–E279. https://doi.org/10.1190/Geo2011-0430.1

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

Key, K. (2012). Is the fast Hankel transform faster than quadrature? Geophysics, 77(3), F21–F30. https://doi.org/10.1190/geo2011-0237.1

Brown, V., Hoversten, M., Key, K., & Chen, J. S. (2012). Resolution of reservoir scale electrical anisotropy from marine CSEM data. Geophysics, 77(2), E147–E158. https://doi.org/10.1190/geo2011-0159.1

Selway, K., Thiel, S., & Key, K. (2012). A simple 2-D explanation for negative phases in TE magnetotelluric data. Geophysical Journal International, 188(3), 945–958. https://doi.org/10.1111/j.1365-246X.2011.05312.x

Brown, V., Key, K., & Singh, S. (2012). Seismically regularized controlled-source electromagnetic inversion. Geophysics, 77(1), E57–E65. https://doi.org/10.1190/geo2011-0081.1

Shahin, A., Key, K., Stoffa, P., & Tatham, R. (2012). Petro-electric modeling for CSEM reservoir characterization and monitoring. Geophysics, 77(1), E9–E20. https://doi.org/10.1190/geo2010-0329.1

Key, K. (2012). Marine Electromagnetic Studies of Seafloor Resources and Tectonics. Surveys in Geophysics, 33(1), 135–167. https://doi.org/10.1007/s10712-011-9139-x

Key, K., & Ovall, J. (2011). A parallel goal-oriented adaptive finite element method for 2.5-D electromagnetic modelling. Geophysical Journal International, 186(1), 137–154. https://doi.org/10.1111/j.1365-246X.2011.05025.x

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

Key, K., & Lockwood, A. (2010). Determining the orientation of marine CSEM receivers using orthogonal Procrustes rotation analysis. Geophysics, 75(3), F63–F70. https://doi.org/10.1190/1.3378765

Orange, A., Key, K., & Constable, S. (2009). The feasibility of reservoir monitoring using time-lapse marine CSEM. Geophysics, 74(2), F21–F29. https://doi.org/10.1190/1.3059600

Key, K. (2009). 1D inversion of multicomponent, multifrequency marine CSEM data: Methodology and synthetic studies for resolving thin resistive layers. Geophysics, 74(2), F9–F20. https://doi.org/10.1190/1.3058434

Constable, S., Key, K., & Lewis, L. (2009). Mapping offshore sedimentary structure using electromagnetic methods and terrain effects in marine magnetotelluric data. Geophysical Journal International, 176(2), 431–442. https://doi.org/10.1111/j.1365-246X.2008.03975.x

Li, Y. G., & Key, K. (2007). 2D marine controlled-source electromagnetic modeling: Part 1 - An adaptive finite-element algorithm. Geophysics, 72(2), WA51–WA62. https://doi.org/10.1190/1.2432262

Key, K., & Weiss, C. (2006). Adaptive finite-element modeling using unstructured grids: The 2D magnetotelluric example. Geophysics, 71(6), G291–G299. https://doi.org/10.1190/1.2348091

Evans, R. L., Webb, S. C., Crawford, W., Golden, C., Key, K., Lewis, L., Miyano, H., Roosen, E., & Doherty, D. (2006). Crustal resistivity structure at 9 degrees 50 ’ N on the East Pacific Rise: Results of an electromagnetic survey (vol 29, pg 1082, 2002). Geophysical Research Letters, 33(15). https://doi.org/10.1029/2006gl026599

Weitemeyer, K., Constable, S., & Key, K. (2006). Marine EM techniques for gas-hydrate detection and hazard mitigation. Leading Edge, 25(5). https://doi.org/10.1190/1.2202668

Key, K. W., Constable, S. C., & Weiss, C. J. (2006). Mapping 3D salt using the 2D marine magnetotelluric method: Case study from Gemini Prospect, Gulf of Mexico. Geophysics, 71(1), B17–B27. https://doi.org/10.1190/1.2168007

Weitemeyer, K. A., Constable, S. C., Key, K. W., & Behrens, J. P. (2006). First results from a marine controlled-source electromagnetic survey to detect gas hydrates offshore Oregon. Geophysical Research Letters, 33(3). https://doi.org/10.1029/2005gl024896

Key, K., & Constable, S. (2002). Broadband marine MT exploration of the East Pacific Rise at 9 degrees 50 ’ N. Geophysical Research Letters, 29(22). https://doi.org/10.1029/2002gl016035

Heinson, G., White, A., Constable, S., & Key, K. (1999). Marine self potential exploration. Exploration Geophysics, 30(2), 1–4. https://doi.org/10.1071/EG999001