Publications since 2009

2019
Mapping lithological boundaries in mines with array seismology and in-situ AE monitoring
Pisconti, A., Plenkers, K., Philipp, J., Thomas, C.,
Geophysical Journal International, accepted
Kinetics and detectability of the bridgmanite to post-perovskite transformation in the earth's D''layer
Langrand, C., Andrault, D., Durand, S., Konopkova, Z., Hilairet, N., Thomas, C., Merkel, S.,
Nature communications, accepted
Investigating the seismic structure and visibility of dynamic plume models with seismic array methods
Stockmann, F., Cobden, L., Deschamps, F., Fichtner, A., Thomas, C.,
Geophysical Journal International, 219, 2019, 167-194
Doi: 10.1093/gji/ggz334
An investigation of seismic anisotropy in the lowermost mantle beneath Iceland
Wolf, J., Creasy, N., Pisconti, A.,  Long, MD,  Thomas, C.,
Geophysical Journal International, 219, 2019, 152-166
Doi./10.1093/gji/ggz312, 2019
Discriminating between causes of D" anisotropy using reflections and splitting measurements of a single path
Pisconti, A., C. Thomas, J. Wookey
JGR, Solid Earth, 2019
Doi: 10.1029/2018JB016993
Constraining lowermost mantle anisotropy with body waves: a synthetic modeling study
Creasy, N., A. Pisconti, M.D. Long, C. Thomas, J. Wookey
Geophysical Journal International, 217, 2019, 766-783
Doi: 10.1093/gji/ggz049
Constraints on D" beneath the North Atlantic region from P and S travel times and amplitudes
Durand, S., C. Thomas, J.M. Jackson
GJI, 216, 1132-1144
Doi: 10.1093/gji/ggy476, 2019
Localized ultra-low velocity zones at the eastern boundary of Pacific LLSVP
Ma, X., X. Sun, C. Thomas
EPSL, 507, 40-49, 2019
Doi: 10.1016/j.epsl.2018.11.037
Causes for polarity reversals of PP precursor waves reflecting off the 410 km discontinuity beneath the Atlantic
Saki, M., C. Thomas, L. Cobden, L. Abreu, J. Buchen
PEPI, 286, 111-126, 2019
Doi: 10.1016/j.pepi.2018.11.007
2018
Using SP presursor waves to detect upper mantle discontinuities
Reiß, A., C. Thomas, T. Lecocq
Geophysical Journal International, 215, 1914-1929, 2018
Doi: https://doi.org/10.1093/gji/ggy369
On the accuracy of the complex-step-finite-difference method
Abreu, R., Z.Su, J. Kamm, J. Gao
Journal of Computational and Applied Mathematics,  340,  2018, 390-403
Doi: 10.1016/j.cam.2018.03.005
The asymmetric seismic moment tensor in micropolar media
Abreu, R., S. Durand, C. Thomas
Bulletin of the Seismolological Society of America, 108, 1160-1170, 2018
Doi: 10.1785/0120170243
The AlpArray Seismic Network: a large-scale European experiment to image the alpine orogen
Hétény, G., I. Molinari, C. Thomas u.a.
Surveys in Geophysics, 39, 2018, 1009-1033
Doi: 10.1007/s10712-018-9472-4
Out-of-plane seismic reflections beneath the Pacific and their geophysical implications
Schumacher, L., C. Thomas , R. Abreu,
JGR, B, 123, 2018
Doi: 10.1002/2017JBO14728
Improvement of coda phase detectability and reconstructions of global seismic data using frequency-wavenumber methods
Schneider S., C. Thomas, R.M.H. Dokht, Y.J. Gu, Y. Chen
Geophys, J. Int., 212,2018, 1288-1301,
Doi:10.1093/gji/ggx477, 2018

Effect of observed micropolar motions on wave propagation in deep Earth minerals
Abreu, R., Thomas, C., Durand, S.
Phys. Earth Planet. Int., 276, 2018, 215-225
Doi.org/10.1016/j.pepi.2017.04.006, 2018
Constraints on the structure of the crust and lithosphere beneath the Azores Islands from teleseismic receiver functions
Spieker, K., S. Rondenay, R. Ramalho, C. Thomas, G. Helffrich
GJI, 213, 2018, 824-835
Doi: 10.1093/gji/ggy022
SeisTomoPy: Fast visualization, comparison and calculations in global tomographic models
Durand, S., R. Abreu, C. Thomas,
SRL, 89, 2018, 658-667
Doi: 10.1785/0220170142
Detecting seismic anisotropy above the 410 km discontinuity using reflection coefficients of underside reflections
Saki, M., C. Thomas, S. Merkel, J. Wookey
Phys. Earth Planet. Int., 274, 2018, 170 - 183
Doi.org/10.1016/j.pepi.2017.12.001
2017
Confirmation of a change in the global shear velocity pattern at around 1000 km depth
Durand, S., E. Debayle, Y. Ricard, C. Zaroli, S. Lambotte
Geophysical Journal Internationa, 211, 2017, 1628-1639
Doi: 10.1093/gji/ggx405
Crustal structure beneath Portugal from teleseismic Rayleigh wave Ellipticity
Attanayake, J., A. Ferreira, A. Berbellini, A. Morelli
Tectonophysics, 712-713, 2017, 344-361
Doi: 10.1016/j.tecto.2017.06.001

A hot mid-mantle anomaly in the area of the Indian Ocean Geoid Low
Reiß, A. S., C. Thomas, J. van Driel, B. Heyn
Geophysical Research Letters, 44, 2017
Doi: 10.1002/2017GL073440
Micropolar modelling of rotational waves in seismology
Abreu, R., J. Kamm and A.-S. Reiß
Geophysical Journal International, 210, 1021-1046, 2017
Doi: 10.1093/gji/ggx211
Transparent anisotropy for the relaxed micromorphic model: macroscopic consistency conditions and long wave lenght asymptotics
Barbagallo, G., M. V. d'Agostino, R. Abreu, I.-D. Ghiba, A. Madeo and P. Neff
International Journal of Solids and Structures, 2017, 1-24
Doi: 10.1016/j.jsolstr.2017.01.030
Real wave propagation in the isotropic micromorphic model
Neff, P., A. Madeo, G. Barbagallo M.V. d'Agostino, R. Abreu and I.-D. Ghiba
Proceedings of the Royal Society of London. A. ,473,  2017
Doi: 10.1098/rspa.2016.0790
Effect of observed micropolar motions on wave propagation in deep Earth minerals
Abreu, R., C. Thomas, S. Durand
Phys. Earth Planet. Int., 30, 2017
Doi: 10.1016/j.pepi.2017.04.006
Seismic scattering and absorption mapping from intermediate depth earthquakes reveals complex tectonic interactions acting in the Vrancea region and surroundings (Romania)
Borleanu, F., L. De Siena, C. Thomas, M. Popa, M. Radulian
Tectonophysics, 706 - 707, 2017, 129-142
Doi: 10.1016/j.tecto.2017.04.013
Emergence and evolution of Santa Maria Island (Azores) - the conundrum of uplifted islands revisited
Ramalho, R.S., G. Helffrich, J. Madeira, M. Cosca, C. Thomas, R. Quartau, A. Hipolito, A. Rovere, P. J. Hearty, S.P. Avila
GSA Bulletin, 129, 2017, 372-391
Doi: 10.1130/B31538.1
2016
The differential warming response of Britain's rivers (1982-2011)
Jonkers, A.R.T., K. J. Sharkey:
PLoS One. 2016 Nov 10;11(11):e0166247.
Doi: 10.1371/journal.pone.0166247
Seismic evidence for a change in the large-scale tomographic pattern across the D"layer
Durand, S., E. Debayle, Y. Ricard and S. Lambotte
Geophys. Res. Lett., 43,2016,  7928-7936
Doi: 10.1002/2016GL069650
Compositional layering within the lare low shear-wave velociy provinces in the lower mantle
Ballmer, M., L. Schumacher, V. Lekic., C. Thomas, G. Ito
Geochem., Geophys., Geosys., 17, 2016
Doi: 10.1002/2016GC006605
Detecting lower mantle slabs beneath Asia and the Aleutians
Schumacher, L., C. Thomas
Geophys. J. Int., 205, 2016, 1512-1524
Doi: 10.1093/gji/ggw098

Seismic scattering and absorption mapping of debris flows, feeding paths, and tectonic units at Mount St. Helens volcano
De Siena, L., M. Calvet, K. J. Watson, A.R.T. Jonkers, C. Thomas
Earth and Planetary Science Letters, 442, 2016, 21 - 31
Doi: 10.1016/j.epsl.2016.02.026
Investigation of core-mantle boundary topography and lowermost mantle with P4KP waves
Schlaphorst, D., C. Thomas, R. Holme, R. Abreu
Geophys. J. Int.  204, 2016, S. 1060 - 1071
Doi: 10.1093/gji/ggv496
2015
On the frequency dependence and spatial coherence of PKP precursor amplitudes
Mancinelli, N., P. Shearer, C. Thomas
J. Geophys. Res.,Solid Earth,  121, 2015, 1873-1889
Doi: 10.1002/2015JB012768
Seismic Q estimates in Umbria Marche (Central Italy): hints for the retrieval of a new attenuation law for seismic risk
Pisconti, A., E. Del Pezzo, F. Bianco, S. de Lorenzo
Geophysical Journal International, 21, 2015, 1370 - 1382
Doi: 10.1093/gji/ggv055
Imaging Canary Island hotspot material beneath the lithosphere of Morocco and Southern Spain
Miller, M.S., L. O'Driscoll, A. J. Butcher, C. Thomas
EPSL, 431, 2015, S. 186-194
Doi: 10.1016/j.epsl.2015.09.026
Probing the core-mantle boundary beneath Europe and Western Eurasia: a detailed study usig PcP
Gassner, A., C. Thomas, F. Krüger, M. Weber
Phys. Earth Planet. Int., 246, 2015, 9 - 24
Doi: 10.1016/j.pepi2015.06.007
PKP precursors: implications for global scatterers
Waszek, L., C. Thomas, A. Deuss
Geophys. Res. Lett.,  42, 2015, 3829 - 3838
Doi: 10.1002/2015GL063869
The complex-step-finite-difference method
Abreu, R., D. Stich, J. Morales
Geophys. J. Int., 202, 2015, 72 - 93
Doi: 10.1093/gji/ggv125
The 3 D attenuation structure of Deception Island (Antarctica)
 Prudencio, J.,   L. De Siena, J. M. Ibánez, E. Del Pezzo, A. García-Yeguas, A. Diaz-Moreno
Surveys in Geophysics, 2015
Doi: 10.1007/s10712-015-9322-6
On the difficulties of detecting PP precursors
Lessing, S., C. Thomas, M. Saki, N. Schmerr., E. Vanacore
Geophys. J. Int. 201, 2015, 1666 - 1681
Doi: 10.1093/gji/ggv105
Topography of upper mantle seismic discontinuities beneath the North Atlantic: the Azores, Canary and Cape Verde plumes
Saki, M., C. Thomas, S. Nippress, S. Lessing
Earth and Planetary Science Letters, 409, 2015, 193-202
Doi: 10.1016/J.EPSL.2014.10.052
Imaging the D"reflector with noise correlations
Piero Poli, C. Thomas, M. Campillo, H. A. Pedersen
Geophysical Research Letters, 42, 2015, 60-65
Doi: 10.1002/2014GL062198
D"observations in the Pacific from PLUME ocean bottom seismometer recordings
C. Thomas, G. Laske
Geophysical Journal International, 200, 2015, 851-862
Doi: 10.1093/gji/ggu441
Seismic detection of post-perovskite inside the Earth
Cobden, L., C. Thomas, J. Trampert
In: The Earth's heterogeneous mantle, Ed.: F. Deschamps, Springer 2014, 391-439
2014
Attenuation and scattering tomography of the deep plumbing system of Mount St. Helens
De Siena, L., C. Thomas,  G. P.  Waite, S. C. Moran, and S. Klemme 
Journal of Geophysical Research, Solid Earth, 119, 2014
Doi: 10.1002/2014JBO11372
Multiple-frequency tomography of the upper mantle beneath the African/Iberian collision zone
Bonnin, M., G. Nolet, A. Villasenor, J. Gallart, C. Thomas
Geophys. J. Int., 198, 2014,  1458 - 1473
Doi: 10.1093/gji/ggu214
Crustal and upper mantle structure beneath the western Atlas Mountains in SW Morocco derived from receiver functions
Spieker, K., I. Wölbern, C. Thomas, M. Harnafi, L. El Moudnib
Geophys. J. Int., 198, 2014, 1474 - 1485
Doi: 10.1093/gji/ggu216
Multi-scale resolution attenuation tomography analysis (MuRAT): an imaging algorithm designed for volcanic regions
De Siena, L., R. Aster, C. Thomas
Journal of Volcanology and Geothermal Research, 277, 2014, 22-35
Doi: 10.1016/j.jvolgeores.2014.03.009
Seismic detection of post-perovskite inside the Earth
Cobden, L., C. Thomas, J. Trampert
In: The Earth's heterogeneous mantle, ed.: F. Deschamps, Springer 2014
Mantle transition zone structure beneath India and Western China from migration of PP and SS precursors.
Lessing, S., C. Thomas, S. Rost, L. Cobden, D. Dobson
Geophy. J. Int.197, 2014, 396-413
Doi: 10.1093/gji/ggt511
2013
Seismic energy envelopes in volcanic media: in need of boundary condition
De Siena, L. E. Del Pezzo, C. Thomas, A. Curtis, L. Margerin
Geophys. J. Int., Vol. 195 (2), 2013,S. 1102 - 1119
Doi 10.1093/gji/ggt273
The origin of D" reflections: a systematic study of seismic array datasets
Cobden, LJ, C. Thomas
Geophys. J. Int. , Vol. 194, 2013, S. 1091-1118
Doi: 10.1093/gij/ggt152
Influence of station topography and Moho depth on the mislocation vectors for the Kyrgyz Broadband Seismic Network
Jacobeit, E., C. Thomas, F. Vernon
Geophys. J. Int. , Vol. 193, 2013, S. 949 - 959
Doi: 10.1093/gji/ggt014
2012
Geology, geochemistry, and geophysics of the moon: status of current understanding
Jaumann, J., ... S. Hempel et al.
Planetary and space science, Vol. 74, 2012, S. 15 - 41
Doi: 10.1016/j.pss2012.08.019
Uncertainty of Apollo deep moonquake locations and implications for future network designs
S. Hempel, M. Knapmeyer, A.R.T. Jonkers, J. Oberst
Icarus, Vol. 220, 2012,  S. 971 - 980
Doi: 10.1016/j.icarus.2012.06.026
Seismic and mineralogical structures of the lower mantle from probabilistic tomography
Mosca, I., L. Cobden, A. Deuss, J. Ritsema, J. Trampert
Journal of Geophysical Research, Vol. 117, 2012, B06304
 Doi: 10.1029/2011JB008851
The primitive nature of large low shear-wave velocity provinces
Deschamps, F., L. Cobden, P.J.  Tackley
Earth and Planetary Science Letters, Vol. 349 - 350, 2012,  S. 198 - 208
Doi:10.1016/j.epsl.2012.07.012
Rhodoliths uniformitarianism, and Darwin: Pleistocene and recent carbonate deposits in the Cape Verde and Canary archipelagos
Markes, E. ...  Ricardo S. Ramalho et. al
Palaeogeography, Palaeoclimatology, Palaeoecology, Vol. 329-330, 2012, S. 83 - 100
Doi:10.1016/j.palaeo.2012.02.019
On the likelihood of post-perovskite near the core-mantle boundary: a statistical interpretation of seismic observations
Cobden, L., I. Mosca, J. Trampert, J. Ritsema
Physics of the Earth and Planetary Interiors, Vol. 210-211, 2012, S. 31 - 35
DOI: 10.1016/j.pepi2012.08.007
2011
Subducted lithosphere beneath the Kuriles from migration of PP precursors
Schmerr, N., C. Thomas
Earth and Planetary Science Letters, 311, 2011, 101-111
Doi: 10.1016/j.epsl2011.09.002
Scattered P'P' waves observed at short distances
Earle, P.S., P.M. Shearer, S. Rost, C. Thomas
Bull. Seism. Soc. Am., 101, 2011, 2843 - 2854
Doi: 10.1785/0120110157
Anisotropy as cause for polarity reversals of D"reflections
Thomas, C., J. Wookey, J. Brodholt, T. Fieseler
Earth Planet. Sci. Lett. , Vol. 307, 2011, S. 369 - 376
Doi: 10.1016/j.epsl.2011.05.011
Inversion of full acoustic wavefield in local helioseismology: a study with synthetic data
Cobden, L.J., C. H. Tong and M.R. Warner
The Astrophysical Journal, 727, 2011
Doi: 10.1088/0004-637X/727/2/68
2010
High resolution CMB imaging from migration of short-period core reflected phases
Rost, S., C. Thomas
Phys. Earth Planet. Int., Vol. 183, 2010, S. 143 - 150
Doi:10.1016/j.pepi.2010.04.005
Seismic attentuation imaging of Campi Flegrei: Evidence of gas reservoirs, hydrothermal basins, and feeding systems
  De Siena, L., E. Del Pezzo and F. Bianco
J. Geophys. Res., B, Vol. 115, 2010,  B09312
Doi: 10.1029/2009JB006938
Is the spin transition in Fe2+-bearing perovskite visible in seismology?
   Caracas, R., D. Mainprice and C. Thomas
Geophys. Res. Let., 37, L13309, 2010
Doi:10.1029/2010GL043320
High resolution CMB imaging from migration of short-period core reflected phases
   Rost, S. and C. Thomas
Phys. Earth Planet. Int.,  Vol. 183, 2010, S. 143 - 150
Doi: 10.1016/j.pepi.2010.04.005
2009
Multiple resolution seismic attenuation imaging at Mt. Vesuvius
De Siena, L., E. Del Pezzo, F. Bianco and A. Tramelli
Phys. Earth Planet. Int., Vol. 173, 2009, S. 17 - 32
Doi: 10.1016/j.pepi.2008.10.015
P-and S-wave reflectors in D"beneath South-East Asia
   Chaloner, J., C. Thomas and A. Rietbrock
Geophys. J. Int., Vol. 179, 2009, S. 1080 - 1092
Doi: 10.1111/j.1365-246X.2009.04328.x
Improving seismic resolution through array processing techniques
   Rost, S. and C. Thomas
Surveys in geophysics, Vol. 30, 2009, S. 271 - 299
Doi: 10.1007/s10712-009-9070-6
Probing two low velocity regions with PKP b-caustic amplitudes and scattering
   Thomas, C., J.-M. Kendall and G. Helffrich
Geophys. J. Int., Vol. 178, 2009, S. 503 - 512
DOI: 10.1111/j.1365-246X.2009.04189.x
Mantle transition zone structure along a profile in the SW Pacific: thermal and compositional variations
    Thomas, C. and B. Billen
Geophys. J. Int., Vol. 176, 2009, S. 113 - 125
Doi:10.1111/j.1365-246X.2008.03934.x