Stéphan Grilli

Research

  • Coastal Engineering
  • Ocean Wave Modeling
  • Natural Hazard and Tsunami Modeling
  • Fluid-Structure Interactions
  • Boundary Element Method
  • Naval Hydrodynamics
  • Wave Energy Systems
  • Computational Fluid Dynamics

Education

  • Ph.D. Hydraulic and Ocean Engineering. University of Liège, Belgium, 1985
  • M.S. Physical Oceanography. University of Liège, Belgium, 1983
  • M.S. Civil Engineering. University of Liège, Belgium, 1980

Selected Publications

Cecioni C, Iorio V, Bellotti G, Grilli ST. Probabilistic Landslide tsunami modeling of the 1028 Palu Bay Event. Coastal Engineering, 2023; 183(9), 104332. Doi: 10.1016/j.coastaleng.2023.104332
Mohanlal S, Harris JC, Yates ML, Grilli ST. Unified depth-limited wave breaking detection and dissipation in fully nonlinear potential flow models. Coastal Engineering, 2023; 183(9), 104316, doi: 10.1016/j.coastaleng.2023.104316
O’Reilly CM, Grilli ST, Janben CF, Dahl JM, Harris JC. Hybrid Lattice-Boltzmann-Potential Flow Simulations of Turbulent flow around Submerged Structures. Journal of Marine Science and Engineering, 2022; 10(11), 1651. doi: 10.3390/jmse10111651
Choi YK, Shi F, Malej M, Smith JM, Kirby JT, Grilli ST. Block-structured, equal-workload, multi-grid-nesting interface for the Boussinesq wave model FUNWAVE-TVD (Total Variation Diminishing), Geoscientific Model Development, 2022; 15(14), 5441-5459. doi: 10.5194/gmd-15-5441-2022
Sassa S, Grilli ST, Tappin DR, et al. Understanding and reducing the disaster risk of landslide-induced tsunamis: a short summary of the panel discussion in the World Tsunami Awareness Day Special Event of the Fifth World Landside Forum. Landslides, 2022; 19(2). doi: 10.1007/s10346-021-01819-x
Cutler KS, Watt SFL, Cassidy M, et al. Downward-propagating eruption following vent unloading implies no direct magmatic trigger for the 2018 lateral collapse of Anak Krakatau. Earth and Planetary Science Letters, 2022; 578, 117332. doi: 10.1016/j.epsl.2021.117332
Kirby JT, Grilli ST, Horrillo J, et al. Validation and inter-comparison of models for landslide tsunami generation. Ocean Modelling, 2022; 101943. doi: 10.1016/j.ocemod.2021.101943
Iorio V, Bellotti G, Cecioni C, Grilli ST. A numerical model for the efficient simulation of multiple landslide-induced tsunamis scenarios. Ocean Modelling, 2021; 168, 101899. doi: 10.1016/j.ocemod.2021.101899
Schambach L, Grilli ST, Tappin DR, Gangemi MD, Barbaro G. Response to: Comment of “New simulations and understanding of the 1908 Messina tsunami for a dual seismic and deep submarine mass failure source” by L. Schambach, S.T. Grilli, D.R. Tappin, M.D. Ganemi, G. Barbaro [Marine Geology 421 (2020) 106093]. Marine Geology, 2021. doi: 10.1016/j.margeo.2021.106636
Grilli ST, Mohammadpour M, Schambach L, Grilli AR. Tsunami Coastal Hazard along the US East Coast from coseismic sources in the Açores convergence zone and the Caribbean arc areas. Natural Hazards, 2021. doi: 10.1007/s11069-021-05103-y
Iorio V, Bellotti G, Cecioni C, Grilli ST. A numerical model for the efficient simulation of multiple landslide-induced tsunamis scenarios. Ocean Modelling, 2021. doi: 10.106/j.ocemod.2021.101899
Harris JC, Dombre E, Benoit M, Grilli ST, Kuznetsov KI. Nonlinear time-domain wave-structure interaction: A parallel fast integral equation approach. International Journal for Numerical Methods in Fluids, 2021. doi: 10.1002/fld.5051
Schambach L, Grilli ST, Tappin DR, Gangemi MD, Barbaro G. Response to: Comment on “New simulations and understanding of the 1908 Messina tsunami for a dual seismic and deep submarine mass failure source” by L. Schambach, S.T. Grilli, D.R Tappin, M.D. Gangemi, G. Barbaro [Marine Geology 421 (2020) 106093]. Marine Geology, 2021; 442, 106636. doi: 10.1016/j.margeo.2021.106636
Grilli ST, Zhang C, Kirby JT, et al. Modeling of the Dec. 22nd 2018 Anak Krakatau volcano lateral collapse and tsunami based on recent field surveys: Comparison with observed tsunami impact. Marine Geology, 2021; 106566. doi: 10.1016/j.margeo.2021.106566
Hunt JE, Tappin DR, Watt SFL, et al. Submarine landslide megablocks show half of Anak Krakatau island failed on December 22nd, 2018. Nature Communications, 2021; 12(1), 1-15. doi: 10.1038/s41467-021-22610-5
Zhang C, Kirby JT, Shi F, Ma G, Grilli ST. A two-layer non-hydrostatic landslide model for tsunami generation on irregular bathymetry. 2. Numerical discretization and model validation. Ocean Modeling, 2021; 160, 101769. doi: 10.1016/j.ocemod.2021.101769
Zhang C., Kirby JT., Shi F., Ma G., Grilli ST. A two-layer non-hydrostatic landslide model for tsunami generation on irregular bathymetry. 1. Theoretical basis. Ocean Modelling, 2021; 159, 101749. doi: 10.1016/j.ocemod
Schambach L., Grilli S., Tappin D. New high-resolution modeling of the 2018 Palu tsunami, based on supershear earthquake mechanisms and mapped coastal landslides, supports a dual source. Frontiers in Earth Science, 2021; 164, 103755. doi: 10.1016/j.coastaleng.2020.103755
O’Reilly CM, Janßen CF, Grilli ST. A Lattice-Boltzmann-based perturbation method. Computers & fluids, 2020; 213, 104723. doi: 10.1016/j.compfluid.2020.104723
Varing A, Filipot JF, Grilli A, Duarte R, Roeber V, Yates M. A new definition of the kinematic breaking onset criterion validated with solitary and quasi-regular waves in shallow water. Coastal Engineering, 2020; 103755, doi: 10.1016/j.coastaleng.2020.103755
Desmars N, Bonnefoy F, Grilli ST, et al. Experimental and numerical assessment of deterministic nonlinear ocean waves prediction algorithms using non-uniformly sampled wave gauges. Ocean Engineering, 2020; 212, 107659. doi: 10.1016/j.oceaneng.2020.107659
Grilli AR, Westcott G, Grilli ST, Spaulding ML, Shi F, Kirby JT. Assessing coastal hazard from extreme storms with a phase resolving wave model: Case study of Narragansett, RI, USA. Coastal Engineering, 2020; 160, 103735. doi: 10.1016/j.coastaleng.2020.103735
Derakhti M, Kirby JT, Banner ML, Grilli ST, Thomson J. A unified breaking onset criterion for surface gravity water waves in arbitrary depth. Journal of Geophysical Research: Oceans, 2020; 125(7), e2019JC015886. doi: 10.1029/2019JC015886
Boschetti L, Ioualalen M, Nemati F, Grilli S, Dessa JX, Larroque C. Tsunami intensity scale based on wave amplitude and current applied to the French Riviera: the case study of local seismicity. Natural Hazards, 2020; 102, 219–248. doi: 10.1007/s11069-020-03921-0
Schambach L, Grilli ST, Tappin DR, Gangemi MD, Barbaro G. New simulations and understanding of the 1908 Messina tsunami for a dual seismic and deep submarine mass failure source. Marine Geology, 2020; 421, 106093. doi: 10.1016/j.margeo.2019.106093
Athanassoulis GA, Benoit M, Clamond D, Grilli ST. Foreword to the special issue on nonlinear waves over variable bathymetry. Journal of Ocean Engineering and Marine Energy, 2020: 5, 307–310. doi: 10.1007/s40722-019-00158-3
Grilli ST, Horrillo J, Guignard S. Fully Nonlinear Potential Flow Simulations of Wave Shoaling Over Slopes: Spilling Breaker Model and Integral Wave Properties. Water Waves, 2019; 1-35. doi: 10.1007/s42286-019-00017-6
Guerin CA, Desmars N, Grilli ST, Ducrozet G. An Improved Lagrangian Model for the Time Evolution of Nonlinear Surface Waves. Journal of Fluid Mechanics, 2019; 876, 527-552. doi: 10.1038/s41598-019-48327-6
Grilli ST, Tappin DR, Carey S, et al. Modelling of the Tsunami from the December 22, 2018 Lateral Collapse of Anak Krakatau Volcano in the Sunda Straits, Indonesia. Scientific Reports, 2019; 9, 11946. doi: 10.1038/s41598-019-48327-6
Roarty H, Cook T, Hazard L, et al. The Global High Frequency Radar Network. Frontiers in Marine Science. 2019; 6, 164. doi: 10.3389/fmars.2019.00164
Torres MJ, Hashemi MR, Hayward S, Spaulding M, Ginis I, Grilli St. Role of Hurricane Wind Models in Accurate Simulation of Storm Surge and Waves. Journal of Waterway, Port, Coastal and Ocean Engineering. 2019; 145(1). doi: 10.1061/(ASCE)WW.1943-5460.0000496
Schambach L, Grilli ST, Kirby JT, Shi F. Landslide Tsunami Hazard Along the Upper US East Coast: Effects of Slide Deformation, Bottom Friction, and Frequency Dispersion. Pure and Applied Geophysics. 2018; 1-40. doi: 10.1007/s00024-018-1978-7
Schambach L, Grilli AR, Grilli ST, Hashemi MR, King JW. Assessing the Impact of Extreme Storms on Barrier Beaches Along the Atlantic Coastline: Application to the Southern Rhode Island Coast. Coastal Engineering. 2018; 133, 26-42. doi: 10.1016/j.coastaleng.2017.12.004
Guérin C-A, Grilli ST. A Probabilistic Method for the Estimation of Ocean Surface Currents from Short Time Series of HF Radar Data. Ocean Modelling. 2018; 121(1), 105-116. doi: 10.1016/j.ocemod.2017.11.010

Recent Grants

5/18/2023. Co-PI. National Oceanic & Atmospheric Administration/Department of Commerce. “CI – Modeling, Visualizing and Communicating Nor’esters, Hurricanes Threats with Sea-Level Rise to Support Coastal Management of New England.”
9/20/2022. Co-PI. Northeast States Emergency Consortium. “United States East Coast Tsunami Hazard Program (FY22).”
 8/3/2022. Co-PI. National Oceanic & Atmospheric Administration/Department of Commerce. “CI - Modeling, Visualizing and Communicating Nor'esters, Hurricanes Threats with Sea-Level Rise to Support Coastal Management of New England.”
9/27/2021. Co-PI. Department of Energy. “Design, optimization, and control of floating offshore wind farms for optimal energy production.”
9/17/2021. Co-PI. Northeast States Emergency Consortium, National Oceanic and Atmospheric Administration. “United States East Coast Tsunami Hazard Program”
9/9/2021. Co-PI. National Oceanic and Atmospheric Administration. “CI: Modeling, Visualizing and Communicating Nor’easters and Hurricane Threats”
10/19/2020. Co-PI. National Oceanic and Atmospheric Administration, National Tsunami Hazard Mitigation Program. “United States East Coast Tsunami Hazard Mitigation Program”
3/17/2020. PI. National Science Foundation. “Collab. Research: Un. Of Washington: Modeling wave breaking onset & dissipation in energy-conserving models for surface waves.”
3/9/2020. Co-PI. National Institute for Undersea Vehicle Technology, University of Connecticut. “NIUVT: SEED 12: Modeling the Turbulent Boundary Layer/Wake Properties of Advancing Submerged Bodies.”
3/9/2020. Co-PI. National Institute for Undersea Vehicle Technology, University of Connecticut. “NIUVT: Comp 11: Computationally Efficient Machine-Learning Algorithms & Experimental Design.”
12/19/2019. Co-PI. Creare Inc. "Phase II SBIR: Development of Ship Motion Sea State Predictor."
1/11/2019. Co-PI. Creare LLC. “Estimation of Sea State Based on Measured Ship Response.”
9/17/2018. PI. NESEC. “United States East Coast Tsunami Hazard Mitigation Program.”
3/16/2018. PI. US of Office of Naval Research. “Further Development and Validation of an Efficient Hybrid-BEM-LBM Model for Fluid-Structure Interaction Problems.”
3/15/2018. Co-PI. Creare LLC. “Estimation of Sea State Based on Measured Ship Response.”
2/22/2018. PI. National Science Foundation. “NSFGEO-NERC Caldera-Forming Eruption-Generated Tsunamis.”
10/12/2017. PI. University of Delaware. “Modeling Tsunami Inundation and Hazard for the US East Coast (Phase 6).”
7/20/2017. PI. US Office of Naval Research. “Further Development and Validation of an Efficient Hybrid-BEM-LBM Model for Fluid-Structure Interaction Problems.”
2/7/2017. PI. University of Victoria. “Development of Tsunami Detection Algorithms by HF Radar Applicable to the Area Off of Vancouver Island BC.”

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