Summary: Physics-based hybrid broadband simulations for realistic ground motion time series, including 3D velocity models, validation against observations, and application for PSHA.
Kuncar F, Bradley BA, de la Torre CA, Rodriguez-Marek A, Zhu C, Lee RL. Methods to account for shallow site effects in hybrid broadband ground-motion simulations. Earthquake Spectra. 2025. Vol. 41. No. 2. pp.1272-1313. https://doi.org/10.1177/87552930241301059 (PDF)
Lee RL, Bradley BA, Stafford PJ, Graves RW, Rodriguez-Marek A. Hybrid broadband ground-motion simulation validation of small magnitude active shallow crustal earthquakes in New Zealand. Earthquake Spectra. 2022. Vol 38. No 4. pp. 2548-2579. https://doi.org/10.1177/87552930221109297 (PDF)
Dupuis MR, Lee RL, Bradley BA. Hybrid broadband ground-motion simulation validation of small-magnitude subduction earthquakes in New Zealand. Earthquake Spectra. 2025. Vol. 41. No. 5. pp. 4046-4081. https://doi.org/10.1177/87552930251353816 (PDF)
Bradley BA, Bae S, Polak V, Lee RL, Thomson EM, Tarbali K. Ground motion simulations of great earthquakes on the Alpine Fault: Effect of hypocentre location and comparison with empirical modelling. New Zealand Journal of Geology and Geophysics. 2017, Vol 60. No. 3, pp. 188-198. (link) (PDF)(ESupplement)
Bradley BA, Razafindrakoto HNT, Polak V. Ground motion observations for the 14 November 2016 Mw7.8 Kaikoura, New Zealand earthquake and insights from broadband simulations. Seismological Research Letters 2017, Vol 88. No. 3, pp. 740-756. (link) (PDF) (ESupplement) (PGV and MMI map data)
Razafindrakoto HNT, Bradley BA, Graves RW. Broadband ground-motion simulation of the 2011 Mw6.2 Christchurch earthquake, New Zealand. Bulletin of the Seismological Society of America. 2018. Vol. 108, No 4. pp. 2130-2147 doi.org/10.1785/0120170388 (PDF).
Bradley BA, Pettinga JD, Baker JW, Fraser J. Guidance on the utilization of earthquake-induced ground motion simulations in engineering-practice. Earthquake Spectra. 2017, Vol 33. No 3. pp. 809-835. (link) (PDF).
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