Publications
2025
Scholarly publications
2024
Scholarly publications
Trautner, V. E., Rijal, A., Plueckthun, C., Satta, N., Koemets, E., Buchen, J., Wang, B., Glazyrin, K., Cobden, L., & Marquardt, H. (2024). Iron Content-Dependence of Ferropericlase Elastic Properties Across the Spin Crossover From Novel Experiments and Machine Learning. Geophysical Research Letters, 51(22), Article e2024GL111276. [DOI] [Portal]
Cobden, L., Zhuang, J., Lei, W., Wentzcovitch, R., Trampert, J., & Tromp, J. (2024). Full-waveform tomography reveals iron spin crossover in Earth's lower mantle. Nature Communications, 15(1), Article 1961. [DOI] [Repository]
2023
Scholarly publications
Cobden, L., Zhuang, J., Lei, W., Wentzcovitch, R., Trampert, J., & Tromp, J. (2023). Full-waveform tomography reveals iron spin crossover in Earth lower mantle. (pp. 1-40). arXiv. [DOI] [Repository]
Rost, S., Frost, D. A., Nowacki, A., & Cobden, L. (2023). Wavefield distortion imaging of Earth's deep mantle. Earth and Planetary Science Letters, 604, 1-12. Article 118011. [DOI] [Repository]
Rijal, A., Cobden, L., Trampert, J., Marquardt, H., & Jackson, J. (2023). Shear properties of MgO inferred using neural networks. European Journal of Mineralogy, 35(1), 45-58. [DOI] [Repository]
2022
Scholarly publications
Talavera-Soza, S., Cobden, L., Faul, U. H., & Deuss, A. (2022). Global 3D model of mantle attenuation using normal modes. Abstract from European Geosciences Union General Assembly 2022, Vienna, Austria. [DOI]
Deschamps, F., & Cobden, L. (2022). Estimating core-mantle boundary temperature from seismic shear velocity and attenuation. Frontiers in Earth Science, 10, Article 1031507. [DOI] [Repository]
Thomas, C., Cobden, L. J., & Jonkers, A. R. T. (2022). D" Reflection Polarities Inform Lowermost Mantle Mineralogy. Geochemistry, Geophysics, Geosystems, 23(10), Article e2021GC010325. [DOI] [Repository]
Lessing, S., Dobson, D. P., Rost, S., Cobden, L., & Thomas, C. (2022). Kinetic effects on the 660-km-phase transition in mantle upstreams and seismological implications. Geophysical Journal International, 231(2), 877-893. [DOI] [Repository]
Kuwayama, Y., Hirose, K., Cobden, L., Kusakabe, M., Tateno, S., & Ohishi, Y. (2022). Post-Perovskite Phase Transition in the Pyrolitic Lowermost Mantle: Implications for Ubiquitous Occurrence of Post-Perovskite Above CMB. Geophysical Research Letters, 49(1), 1-9. Article e2021GL096219. [DOI] [Repository]
2021
Scholarly publications
Rijal, A., Cobden, L., Trampert, J., Jackson, J. M., & Valentine, A. (2021). Inferring material properties of the lower mantle minerals using Mixture Density Networks. Physics of the Earth and Planetary Interiors, 319, 1-17. Article 106784. [DOI] [Repository]
2020
Scholarly publications
Cobden, L. (2020). Melt mapped inside Earth's mantle. Nature, 586(7830), 506-507. [DOI] [Repository]
2019
Scholarly publications
Rijal, A., Cobden, L., Trampert, J., Valentine, A., & Jackson, J. (2019). Inferring equations of state of the lower mantle minerals using Artificial Neural Networks (ANNs). Poster session presented at AGU Fall Meeting 2019, San Fransisco, California, United States.
Rijal, A., Cobden, L., Trampert, J., & Valentine, A. (2019). Inferring equations of state of the lower mantle minerals using Artificial Neural Networks (ANNs). Poster session presented at Nederlands Aardwetenschappelijk Congres 2019, Utrecht, Netherlands.
Rijal, A., Cobden, L., Trampert, J., & Valentine, A. (2019). Inferring equations of state of the lower mantle minerals using Artificial Neural Networks (ANNs). Poster session presented at UK-SEDI.
Stockmann, F., Cobden, L., Deschamps, F., Fichtner, A., & Thomas, C. (2019). Investigating the seismic structure and visibility of dynamic plume models with seismic array methods. Geophysical Journal International, 219(Supplement_1), S167-S194. [DOI] [Repository]
Saki, M., Thomas, C., Cobden, L., Abreu, R., & Buchen, J. (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. [DOI] [Repository]
2018
Scholarly publications
Stockmann, F., Cobden, L. J., Deschamps, F., Fichtner, A., & Thomas, C. (2018). Investigating the seismic structure and visibility of dynamic plume models. Poster session presented at SEDI 2018, Edmonton, Alberta, Canada.
Cobden, L., Trampert, J., & Fichtner, A. (2018). Insights on Upper Mantle Melting, Rheology, and Anelastic Behavior From Seismic Shear Wave Tomography. Geochemistry, Geophysics, Geosystems, 19(10), 3892-3916. [DOI] [Repository]
2017
Other output
Cobden, L. J., Trampert, J. A., Fichtner, A., & Davies, R. (2017). Identifying partial melt in seismic images of the upper mantle. Abstract from Goldschmidt 2017, Paris, France.
2016
Scholarly publications
Simutė, S., Steptoe, H., Cobden, L., Gokhberg, A., & Fichtner, A. (2016). Full-waveform inversion of the Japanese Islands region. Journal of Geophysical Research: Solid Earth, 121(5), 3722-3741. [DOI] [Repository]
Thio, V., Cobden, L. J., & Trampert, J. A. (2016). Seismic signature of a hydrous mantle transition zone. Physics of the Earth and Planetary Interiors, 250, 46-63. [DOI] [Repository]
Other output
Cobden, L. J., Trampert, J. A., Fichtner, A., & Davies, R. (2016). Evidence for deep melting in the European upper mantle from seismology. Abstract from AGU Fall Meeting 2016, San Fransisco, California, United States.
Cobden, L. J., Thio, V., & Trampert, J. A. (2016). What can seismology tell us about water in the mantle transition zone. Abstract from AGU Fall Meeting 2016, San Fransisco, California, United States.
Cobden, L. J., Trampert, J. A., & Fichtner, A. (2016). Evidence for deep melting in the European upper mantle from seismology. Abstract from SEDI 2016, Nantes, France.
Cobden, L. J., Thio, V., & Trampert, J. A. (2016). What can seismology tell us about water in the mantle transition zone. Abstract from Goldschmidt 2016, Yokohama, Japan.
Trampert, J. A., Cobden, L. J., & Fichtner, A. (2016). Evidence for deep melting in the European upper mantle from seismology. Abstract from Goldschmidt 2016, Yokohama, Japan.
Cobden, L. J., Thio, V., & Trampert, J. A. (2016). Using seismology to map water in the mantle transition zone. Abstract from EGU 2016, Vienna, Austria.
2015
Scholarly publications
Cobden, L. J., Trampert, J. A., & Fichtner, A. (2015). Understanding slow velocities in the European upper mantle – evidence for melting?.
Cobden, L. J., Fichtner, A., & Tong, V. (2015). Waveform tomography in geophysics and helioseismology. In V. C. H. Tong, & R. A. Garcia (Eds.), Extraterrestrial Seismology (pp. 365-377). Cambridge University Press. [DOI] [Repository]
Cobden, L., Thomas, C., & Trampert, J. (2015). Seismic detection of post-perovskite inside the Earth. In A. Khan, & F. Deschamps (Eds.), The Earth's Heterogeneous Mantle: A Geophysical, Geodynamical, and Geochemical Perspective (pp. 391-440). (Springer Geophysics). Springer. [DOI] [Repository]
Other output
Cobden, L. J., Trampert, J. A., & Fichtner, A. (2015). Understanding slow velocities in the European upper mantle - evidence for melting?. Abstract from AGU Fall Meeting 2015, San Francisco, California, United States.
2014
Scholarly publications
Lessing, S., Thomas, C., Rost, S., Cobden, L., & Dobson, D. P. (2014). Mantle transition zone structure beneath India and Western China from migration of PP and SS precursors. Geophysical Journal International, 197(1), 396-413. [DOI] [Repository]
Professional publications
Cobden, L. (2014). The Challenge of Combining Research and Teaching: A Young Geoscientist’s Perspective. In V. C. H. Tong (Ed.), Geoscience Research and Education: Teaching at Universities (pp. 21-28). (Innovation in Science Education and Technology; Vol. 20). Springer. [DOI]
2013
Scholarly publications
Cobden, L., & Thomas, C. (2013). The origin of D'' reflections: A systematic study of seismic array data sets. Geophysical Journal International, 194(2), 1091-1118. [DOI]
2012
Scholarly publications
Deschamps, F., Cobden, L., & Tackley, P. J. (2012). The primitive nature of large low shear-wave velocity provinces. Earth and Planetary Science Letters, 349-350, 198-208. [DOI]
Mosca, I., Cobden, L., Deuss, A., Ritsema, J., & Trampert, J. (2012). Seismic and mineralogical structures of the lower mantle from probabilistic tomography. Journal of Geophysical Research: Solid Earth, 117(B6), 1978-2012. Article B06304. [DOI]
Cobden, L., Mosca, I., Trampert, J., & Ritsema, J. (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, 21-35. [DOI]
2011
Scholarly publications
Cobden, L. J., Tong, C. H., & Warner, M. R. (2011). Inversion of full acoustic wavefield in local helioseismology: A study with synthetic data. Astrophysical Journal, 727(2), 1-5. Article 68. [DOI] [Repository]
2010
Scholarly publications
Cobden, L. J., Tong, C. H., & Warner, M. R. (2010). Influence of acoustic source density on cross-correlated signals: implications for amplitude-based tomography in helioseismology. Astrophysical Journal, 725(1), 313-318.
2009
Scholarly publications
Cobden, L., Goes, S., Ravenna, M., Styles, E., Cammarano, F., Gallagher, K., & Connolly, J. A. D. (2009). Thermochemical interpretation of 1-D seismic data for the lower mantle: The significance of nonadiabatic thermal gradients and compositional heterogeneity. Journal of Geophysical Research: Solid Earth, 114(B11), Article B11309. [DOI]
Cobden, L., Goes, S., Ravenna, M., Styles, E., Cammarano, F., & Connolly, J. A. D. (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: Solid Earth, 114, B11309-doi:10.1029/2008JB006262. http://www.agu.org/pubs/crossref/2009/2008JB006262.shtml
2008
Scholarly publications
Cobden, L., Goes, S., Cammarano, F., & Connolly, J. A. D. (2008). Thermochemical interpretation of one-dimensional seismic reference models for the upper mantle: evidence for bias due to heterogeneity. Geophysical Journal International, 175(2), 627-648.