Courses Taught

Kaj Johnson

representative publications

Johnson, K.M., Mavrommatis, A.P. and Segall, P. 2016. Small interseismic asperities and widespread aseismic creep on the northern Japan subduction interface. Geophysical Research Letters 43. DOI

Mavrommatis, A.P., Segall, P., Uchida, N. and Johnson, K.M. 2015. Long-term acceleration of aseismic slip preceding the Mw 9 Tohoku-oki earthquake: Constraints from repeating earthquakes. Geophysical Research Letters 42. DOI

Field, E.H., Arrowsmith, R.J., Biasi, G.P., Bird, P., Dawson, T.E., Felzer, K.R., Jackson, D.D., Johnson, K.M., Jordan, T.H., Madden, C., Michael, A.J., Milner, K.R., Page, M.T., Parsons, T., Powers, P.M., Show, B.E., Thatcher, W.R., Weldon, R.J. and Zeng, Y. 2015. Long-term time-dependent probabilities for the third Uniform California Earthquake Rupture Forecast (UCERF3). Bulletin of the Seismological Society of America 105(2):511-543.

Maurer, J., and Johnson, K.M. 2013. Fault coupling and potential for earthquakes on the creeping section of the Central San Andreas Fault, Journal of Geophysical Research, manuscript #2013JB010741R

Johnson, K.M. 2013. Is stress accumulating on the creeping section of the San Andreas fault?. Geophysical Research Letters 40(23):6101-6105.

Field, E.H., Biasi, G.P., Bird, P., Dawson, T.E., Felzer, K.R., Jackson, D.D., Johnson, K.M. and Zeng, Y. 2013. "Uniform California Earthquake Rupture Forecast, Version 3 (UCERF3)–The Time-Independent Model." US Geological Survey Open-File Report 1165 (2013).

Chuang, R.Y., Johnson, K.M., Wu, Y.M., Ching, K.E., and Kuo, L.C. 2013. A midcrustal ramp-fault structure beneath the Taiwan tectonic wedge illuminated by the 2013 Nantou earthquake series. Geophysical Research Letters 40(19):5080-5084.

Johnson, K.M., Shelly, D.R. and Bradley, A.M. 2013. Simulations of tremor-related creep reveal a weak crustal root of the San Andreas Fault. Geophysical Research Letters 40(7):1300-1305.

Yang, Y.R., Johnson, K.M. and Chuang, R.Y. 2013. Inversion for absolute deviatoric crustal stress using focal mechanisms and coseismic stress changes: The 2011 M9 Tohoku-oki, Japan, earthquake. Journal of Geophysical Research: Solid Earth 118(10):5516-5529.

Johnson, K.M. 2013. Slip rates and off-fault deformation in Southern California inferred from GPS data and models. Journal of Geophysical Research: Solid Earth 118(10):5643-5664.

Johnson, K.M., Shelly, D.R. and Bradley, A.M. 2013. Simulations of tremor-related creep reveal a weak crustal root of the San Andreas Fault, Geophys. Res. Lett. 40. DOI

Johnson, K.M., Fukuda, J. and Segall, P. 2012. Challenging the rate-state asperity model: Afterslip following the 2011 M9 Tohoku-oki, Japan, earthquake, Geophys. Res. Lett. 39:L20302. DOI

Huang, W.-J. and Johnson, K.M. 2012. Strain accumulation across strike-slip faults: Investigation of the influence of laterally varying lithospheric properties, J. Geophys. Res. DOI

Shelly, D. and Johnson, K.M. 2011. Tremor reveals stress shadowing, deep postseismic creep, and depth-dependent slip recurrence on the lower-crustal San Andreas fault near Parkfield, Geophys. Res. Lett. DOI

Chuang, R. and Johnson, K.M. 2011. Reconciling geologic and geodetic fault-slip-rate discrepancies in southern California: consideration of non-steady mantle flow and lower crustal fault creep, Geology. DOI

Ching, K.-E.,Johnson, K.M., Rau, R.-J., Chuang, R.Y., Kuo, L.-C. and Leu, P.-L. 2011. Inferred Fault geometry and slip distribution of the 2010 Jiashian, Taiwan, earthquake is consistent with a thick-skinned deformation model, Earth and Planetary Science Letters 31(1-2):78-86

Ching, K.-E., Rau, R.-J., Johnson, K.M., Lee, J.-C. and Hu, J.-C. 2011. Present-day kinematics of active mountain building in Taiwan from GPS observations during 1995-2005, Journal of Geophysical Research 116:B09405. DOI

Sun, J., Johnson, K.M., Cao, Z., Shen, J.-C. Bürgmann, R. and Xu, X. 2011. Mechanical constraints on inversion of co-seismic geodetic data for fault slip and geometry: example from InSAR observation of the 6 October 2008 Mw 6.3 Dangxiong-Yangyi (Tibet) earthquake, J. Geophys. Res. 116:B01406. DOI

Kanu, C. and Johnson, K.M. 2011. Arrest and Recovery of Frictional Creep on the southern Hayward fault triggered by the 1989 Loma Prieta, California earthquake and Implications for Future Earthquakes, J. Geophys. Res. 116:B04403. DOI

In Preparation

Chuang, R.Y., Johnson, K.M., Kuo, Y.T., Wu, Y.M., Chang, C.H. and Kuo, L.C. (submitted) Retro-wedge backthrust of the doubly-vergent Taiwan orogenic belt illuminated from joint inversions of seismic and GPS data for the 2013 Rueisuei earthquake, Geophysical Research Letters.