Faculty

Publications

* = graduate student

** = undergraduate student

2020 | *Smith, E., H.R. Martens, & M. Stickney. Microseismic evidence for bookshelf faulting in western Montana, Seismological Research Letters, https://doi.org/10.1785/0220200321. [https://pubs.geoscienceworld.org/ssa/srl/article/doi/10.1785/0220200321/594050/Microseismic-Evidence-for-Bookshelf-Faulting-in]

2020 | Martens, H.R., D.F. Argus, **C. Norberg, G. Blewitt, T.A. Herring, A.W. Moore, W.C. Hammond, & C. Kreemer. Atmospheric pressure loading in GPS positions: Dependency on GPS processing methods and effect on assessment of seasonal deformation in the contiguous U.S. and Alaska, Journal of Geodesy, 94(115), doi:10.1007/s00190-020-01445-w. [https://link.springer.com/article/10.1007/s00190-020-01445-w]

2020 | Argus, D.F., B. Ratliff, C. Demets, A. Borsa, D. Wiese, G. Blewitt, J. Crowley, H.R. Martens, C. Kreemer, & F. Landerer. Rise of Great Lakes surface water, sinking of the upper Midwest of the United States, and viscous collapse of the forebulge of the former Laurentide ice sheet, Journal of Geophysical Research: Solid Earth, 125(9): 1-16, doi:10.1029/2020JB019739. [https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2020JB019739]

2020 | Martens, H.R. & M. Simons. A comparison of predicted and observed ocean tidal loading in Alaska, Geophysical Journal International, 223(1): 454-470, doi:10.1093/gji/ggaa323. [https://academic.oup.com/gji/article-abstract/223/1/454/5863947]

2019 | Martens, H.R., L. Rivera, & M. Simons. LoadDef: A Python-based toolkit to model elastic deformation caused by surface mass loading on spherically symmetric bodies, Earth and Space Science, 6: 1-13, doi:10.1029/2018EA000462. [https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2018EA000462]

2019 | *Knappe, E., R. Bendick, H.R. Martens, D. Argus, & W. Gardner. Downscaling vertical GPS observations to derive watershed-scale hydrologic loading in the norther Rockies, Water Resources Res., 55(1): 391-401, doi:10.1029/2018WR023289. [https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2018WR023289]

2019 | *McMahon, N.D., W.L. Yeck, M.C. Stickney, R.C. Aster, H.R. Martens, & H.M. Benz. Spatiotemporal analysis of the foreshock-mainshock-aftershock sequence of the 6 July 2017 M5.8 Lincoln, Montana, earthquake, Seismol. Res. Lett., 90(1): 131-139, doi:10.1785/0220180180. [https://pubs.geoscienceworld.org/ssa/srl/article/90/1/131/566214/spatiotemporal-analysis-of-the-foreshock-mainshock]

2017 | Argus, D.F., F.W. Landerer, D. Wiese, H.R. Martens, Y. Fu, J.S. Famiglietti, B.F. Thomas, T.G. Farr, A.W. Moore, & M.M. Watkins. Sustained water loss in California's mountain ranges during severe drought from 2012 through 2015 inferred from GPS, J. Geophys. Res. Solid Earth, 122: 10,559–10,585, https://doi.org/10.1002/2017JB014424. [https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1002/2017JB014424]

2016 | Martens, H.R., M. Simons, S. Owen, and L. Rivera. Observations of ocean tidal load response in South America from subdaily GPS positions, Geophys. J. Int., 205(3):1637-1664, doi:10.1093/gji/ggw087. [http://gji.oxfordjournals.org/content/205/3/1637.short] (Winner of the GJI Student Author Award | Open Access)

2016 | Martens, H.R., L. Rivera, M. Simons, and T. Ito. The sensitivity of surface mass loading displacement response to perturbations in the elastic structure of the crust and mantle, J. Geophys. Res., 121(5):3911-3938, doi:10.1002/2015JB012456. [http://onlinelibrary.wiley.com/doi/10.1002/2015JB012456/full]

2016 | Martens, H.R. Using Earth deformation caused by surface mass loading to constrain the elastic structure of the crust and mantle, Dissertation (PhD), California Institute of Technology, doi:10.7907/Z9N29TX7. [http://thesis.library.caltech.edu/9666/]

2015 | Schuler, J., T. Greenfield, R.S. White, S.W. Roecker, B. Brandsdóttir, J.M. Stock, J. Tarasewicz, H.R Martens, and D. Pugh. Seismic imaging of the shallow crust beneath the Krafla central volcano, NE Iceland, J. Geophys. Res. Solid Earth, 120, doi:10.1002/2015JB012350. [http://onlinelibrary.wiley.com/doi/10.1002/2015JB012350/full]

2015 | Lin, N.Y., R. Jolivet, M. Simons, P.S. Agram, H.R. Martens, Z. Li, and S.H. Lodi. High interseismic coupling in the Eastern Makran (Pakistan) subduction zone, Earth Planet. Sci. Lett., 420:116--126. [http://www.sciencedirect.com/science/article/pii/S0012821X15001867]

2015 | Martens, H.R., A.P. Ingersoll, S.P. Ewald, P. Helfenstein, and B. Giese. Spatial distribution of ice blocks on Enceladus and implications for their origin and emplacement, Icarus, 245:162-176, doi:10.1016/j.icarus.2014.09.035. [http://www.sciencedirect.com/science/article/pii/S0019103514005016]

2013 | Martens, H.R., and R.S. White. Triggering of microearthquakes in Iceland by volatiles released from a dyke intrusion, Geophys. J. Int., 194(3):1738-1754, doi:10.1093/gji/ggt184. [http://gji.oxfordjournals.org/content/194/3/1738] (Open Access)

2011 | White, R.S., J. Drew, H.R. Martens, J. Key, H. Soosalu, and S.S. Jakobsdóttir. Dynamics of dyke intrusion in the mid-crust of Iceland, Earth Planet. Sci. Lett., 304(3-4):300-312, doi:10.1016/j.epsl.2011.02.038. [http://www.sciencedirect.com/science/article/pii/S0012821X11001178]

2010 | Martens, H.R., R.S. White, J. Key, J. Drew, H. Soosalu, and S.S. Jakobsdóttir. Dense seismic network provides new insight into the 2007 Upptyppingar dyke intrusion, Jökull, 60:47–66. [http://eprints.esc.cam.ac.uk/1981/1/207_Martens_etal_Jokull_2010.pdf]

2008 | Martens, H.R., D.B. Reisenfeld, J.D. Williams, R.E. Johnson, and H.T. Smith. Observations of molecular oxygen ions in Saturn's inner magnetosphere, Geophys. Res. Lett., 35(20), doi:10.1029/2008GL035433. [http://onlinelibrary.wiley.com/doi/10.1029/2008GL035433/full] (Designated a GRL Highlight)