publications

Please contact me if you require a copy of any of these papers.

I have published 20 journal articles and 4 book chapters.

[24] C. Thomas, L. Cobden, A.R.T. Jonkers (2022) D" reflection polarities inform lowermost mantle mineralogy. G-cubed, accepted manuscript.

[23] S. Lessing, D.P. Dobson, S. Rost, L. Cobden, C. Thomas (2022). Kinetic effects on the 660-km phase transition in mantle upstreams and seismological implications. Geophysical Journal International, ggac196 (in press).

[22] Y. Kuwayama, K. Hirose, L. Cobden, M. Kusakabe, S. Tateno (2022). Post-perovskite phase transition in the pyrolitic lower mantle: implications for ubiquitous occurrence of post-perovskite above CMB. Geophysical Research Letters, 49, e2021GL096219.

[21] A. Rijal, L. Cobden, J.Trampert, J. Jackson & A.P. Valentine (2021). Inferring material properties of the lower mantle minerals using mixture density networks. Physics of the Earth & Planetary Interiors, 319, 106784

[20] Ritsema, R. Maguire, L. Cobden & S. Goes (2021). Seismic imaging of deep mantle plumes. In: Mantle Convection and Surface Expressions, AGU Monograph, editors H. Marquardt, S. Cottaar & M. Ballmer, Chapter 14, pages 353-369.

[19] L. Cobden (2020). Melt mapped inside Earth's mantle. Nature 586, 506-507.

[18] F. Stockmann, L. Cobden, F. Deschamps, A. Fichtner & C. Thomas (2019). Investigating the seismic structure and visibility of dynamic plume models. Geophysical Journal International, Volume 219, Issue Supplement_1, October 2019, Pages S167–S194.

[17] F. Deschamps, K. Konishi, N. Fuji & L. Cobden (2019). Radial thermochemical structure beneath Western and Northern Pacific from seismic waveform inversion. Earth and Planetary Science Letters, 520, p153-163.

[16] M. Saki, C. Thomas, L. Cobden, R. Abreu & J. Buchan (2019) . Causes for polarity reversals of PP precursor waves reflecting off the 410 km discontinuity beneath the Atlantic. Physics of the Earth and Planetary Interiors, 286, 111-126.

[15] L. Cobden, J. Trampert & A. Fichtner (2018). Insights on upper mantle melting, rheology and anelastic behaviour from seismic shear-wave tomography. Geochemistry, Geophysics, Geosystems, 19. https://doi.org/10.1029/2017GC007370.

[14] S. Simutė, H. Steptoe, L. Cobden, A. Gokhberg, A. Fichtner (2016). Full‐waveform inversion of the Japanese islands region. Journal of Geophysical Research 121, doi:10.1002/2016JB012802.

[13] V. Thio, L. Cobden & J. Trampert (2016) Seismic signature of a hydrous mantle transition zone. Physics of the Earth and Planetary Interiors, 250, p46-63. doi: 10.1016/j.pepi.2015.11.005.

[12] L. J. Cobden, A. Fichtner & V. C.H. Tong (2015) Waveform tomography in geophysics and helioseismology. In: Extraterrestrial Seismology, editors V. Tong & R. Garcia, Cambridge University Press, p365-377.

[11] L. Cobden, C. Thomas & J. Trampert (2015) Seismic detection of post-perovskite inside the Earth. In: The Earth's Heterogeneous Mantle, editors F. Deschamps & A. Khan, Springer Geophysics, Chapter 13, p391-440.

[10] S. Lessing, C. Thomas, S. Rost, L. Cobden & D. Dobson (2014) Mantle transition zone structure beneath India and Western China from migration of PP and SS precursors. Geophysical Journal International, 197(1), p396-413. doi: 10.1093/gji/ggt511.

[9] L. Cobden (2014) The challenge of combining research and teaching: A young geoscientist's perspective. In: Geoscience Research and Education: Teaching at Universities (Innovations in Science Education and Technology, Vol. 20), editor Vincent C.H. Tong, Springer, p21-28.

[8] L. Cobden & C. Thomas (2013) The origin of D'' reflections: a systematic study of seismic array datasets. Geophysical Journal International, 194(2), p1091-1118. doi: 10.1093/gji/ggt152.

[7] L. Cobden, I. Mosca, J. Trampert, J. Ritsema (2012) On the likelihood of post-perovskite near the core-mantle boundary: a statistical interpretation of seismic observations. Physics of the Earth and Planetary Interiors, 210-211, p21-35. http://dx.doi.org/10.1016/j.pepi.2012.08.007

[6] F. Deschamps, L. Cobden & P.J. Tackley (2012) The primitive nature of large low shear-wave velocity provinces. Earth and Planetary Science Letters, 349-350, p198-208.

[5] I. Mosca, L. Cobden, A. Deuss, J. Ritsema, J. Trampert (2012) Seismic and mineralogical structures of the lower mantle from probabilistic tomography. Journal of Geophysical Research, 117, B06304, doi:10.1029/2011JB008851.

[4] L. J. Cobden, C.H. Tong & M.R. Warner (2011) Inversion of full acoustic wavefield in local helioseismology: A study with synthetic data. Astrophysical Journal 727(2), p75-79.

[3] L. J. Cobden, C.H. Tong & M.R. Warner (2010) Influence of acoustic source density on cross-correlated signals: Implications for amplitude-based tomography in helioseismology. Astrophysical Journal 725(1), p313-318.

[2] L. Cobden, S. Goes, M. Ravenna, E. Styles, F. Cammarano, K. Gallagher, J.A.D. Connolly (2009) Thermochemical interpretation of 1-D seismic data for the lower mantle: The significance of non-adiabatic thermal gradients and compositional heterogeneity. Journal of Geophysical Research 114 (B11), B11309, doi: 10.1029/2008JB006262.

[1] L. Cobden, S. Goes, F. Cammarano, J.A.D. Connolly (2008) Thermochemical interpretation of one-dimensional seismic reference models for the upper mantle: evidence for bias due to heterogeneity. Geophysical Journal International 175(2), p627-648.