Xun (Jack) Li

About Me

PhD in Geophysics - Passionate about advancing Geophysical Technology for Energy Transition

• Currently a Postdoctoral Research Associate at the School of GeoSciences, The University of Edinburgh.
• Dedicated to research in physical laboratory modeling, aiming to advance geophysical technology for energy transition.
• Focus on acoustic/seismic wave propagation experiments in a reduced-size laboratory, monitoring rock deformation experiments using active/passive seismic waves, and physically-simulated fluid injection experiments

Education

• PhD in Geophysics, ETH Zurich, Switzerland - Thesis: Elastic immersive wave experimentation (2018–2022)
• MSc in Geophysics, Colorado School of Mines, United States - Thesis: A Unified interpretation of nonlinear elasticity in granular solids (2016–2018)
• BSc (Hons) in Geophysics, University of Edinburgh, United Kingdom (2014–2016)
• BSc in Geology, Nanjing University, China (2012–2014)

Code Work

• CodaWaveSolver : A C++ solver for calculating phase shift using the stretching technique among seismic signals acquired from repeated active seismic experiments or background noise

Publications

• Li, X., Robertsson, J., and van Manen, D-J. Elastic immersive wave experimentation, Geophysical Journal International, 2023.

  This pioneering study outlines a method to overcome boundary-reflection challenges in 3D elastic wave propagation experiments carried out in size-limited experimental volumes.

• Li, X., Robertsson, J., Curtis, A., and van Manen, D-J. Internal absorbing boundary conditions for closed-aperture wavefield decomposition in solid media with unknown interiors, The Journal of the Acoustical Society of America, 2022.

  This innovative study introduces an internal numerical absorbing boundary, for wave simulations involving elastic solid media.

• Li, X., Koene, E., van Manen, D-J., Robertsson, J., and Curtis, A. Elastic immersive wavefield modelling, Journal of Computational Physics, 2022.

  This publication pioneers immersive boundary conditions (IBCs) in the context of elastic wave propagation, fundamentally pushing the boundary of wave scattering modelling studies.

• Li, X., Becker, T., Ravasi, M., Robertsson, J., and van Manen, D-J.Closed-aperture unbounded acoustics experimentation using multidimensional deconvolution, The Journal of the Acoustical Society of America, 2021.

  This research demonstrates a method of removing the imprints of boundary reflections due to size-limited experimental volumes from the data recorded along a closed-aperture geometry.

• Li, X., Robertsson, J., Curtis, A., and van Manen, D-J. Compensating for source directivity in immersive wave experimentation, The Journal of the Acoustical Society of America, 2019.

  This publication proposes a method to compensate for physical source directivity in the laboratory implementation of acoustic immersive wave experimentation.

• Li, X., Sens-Schönfelder, C., and Snieder, R. Nonlinear elasticity in resonance experiments, Physical Review B, 2018.

  This work proposes a thermodynamics-based model to explain the nonlinear features observed in laboratory resonance experiments of rocks and concrete.

• Li, X., Main, I., and Jupe, A. Induced seismicity at the UK ‘hot dry rock’ test site for geothermal energy production, Geophysical Journal International, 2018.

  This research focuses on analyzing induced seismicity data at a geothermal site, offering valuable insights into hydraulic diffusivity models and the interaction between seismic and aseismic processes.

• Müller, J., Becker, T. S., Li, X., Aichele, J., Serra-Garcia, M., Robertsson, J. O. A., van Manen, D-J., Acoustic cloning, Physical Review Applied, 2023.

  This publication presents a novel method to achieve so-called "acoustic cloning", storing the acoustic imprints of a scatterer and transfering the imprints to general-purpose acoustic lab experiments.

• Becker, T. S., van Manen, D-J., Haag, T., Bärlocher, C., Li, X., Bösing, N., Curtis, A., Serra-Garcia, M., and Robertsson, J. Broadband acoustic invisibility and illusions, Science Advances, 2021.

  This publication realized the novel concept of acoustic cloaking and holography in reduced-sized laboratory acoustic wave propagation experiments.

• van Manen, D-J., Li, X., Vasmel, R., Broggini, F., and Robertsson, J. Exact extrapolation and immersive modelling with finite-difference injection, Geophysical Journal International, 2020.

  This paper represents a significant contribution to the implementation of wavefield extrapolation in numerical finite-difference modeling, achieving perfect machine-precision accuracy.

• Sens-Schönfelder, C., Snieder, R., and Li, X. A model for nonlinear elasticity in rocks based on internal friction and contact aging, Geophysical Journal International, 2019.

  This article presents a theoretical model for understanding the nonlinear elasticity of rocks, which could have far-reaching implications in several fields.

My CV

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Contact

Connect with me for collaborations, academic inquiries, or just to say hello at lixunjack@gmail.com