Ludovic Margerin

Laboratoire de Geophysique Interne et Tectonophysique
LGIT - BP 53 - 38041 Grenoble Cedex 9 - France

Tel: +33 (0)4 76 82 80 25
Fax: +33 (0)4 76 82 81 01
e-mail: Ludovic.Margerin (at) ujf-grenoble.fr

 

I am a CNRS researcher at the
L
aboratoire de Geophysique Interne et Tectonophysique (LGIT)
in (Grenoble), in the Team Waves and Structure of the Earth

My research topic is the multiple scattering of seismic waves.
My collaborators  are: Michel Campillo, Bart van TiggelenE ChaljubG. Poupinet  (Grenoble),
N.M. Shapiro (Boulder) and G. Nolet
(Princeton)


Publications:


                                                2006

Margerin, L., (2006), Attenuation, transport and diffusion of scalar waves in textured random media, Tectonophysics, doi:10.1016/j.tecto.2005.11.011(pdf)

Larose, E., De Rosny, J., Margerin, L., Anache, D., Gouedard, P., Campillo, M., van Tiggelen, B., (2006),
Observation of multiple scattering of kHz vibrations in a concrete structure and application to monitoring weak changes, Phys. Rev. E, doi:10.1103/PhysRevE.73.016609. (pdf)


2005


Paul, A., M. Campillo, L. Margerin, E. Larose and A. Derode (2005)  Empirical synthesis of time-asymmetrical Green function from the correlation of
coda waves Journal of Geophysical Research, 110, doi:10.1039/2004JB003521. (pdf)

Margerin, L., Introduction to radiative transfer of seismic waves, in Seismic Earth: Array Analysis of Broadband Seismograms, A. Levander and G. Nolet (Ed.), Geophysical Monograph Series, Vol. 157, Ch 14, pp. 229-252, AGU, Washington, 2005. (pdf)    !!!! Please use this article and NOT the awful version published by AGU in the Monograph Series !!!

Larose, E., A. Derode, D. Clorennec, L. Margerin, and M. Campillo, 2005. Passive Retrieval of Rayleigh Wave in Disordered Elastic Media, Phys. Rev. E, 72, 046607. (pdf)

Margerin, L., Campillo, M., van Tiggelen, B., Diffusion multiple des ondes sismiques, Images de la Physique, CNRS, 2005.
2004


Larose, E., L. Margerin, M. Campillo and B.A. van Tiggelen, Weak localization of seismic waves, Phys. Rev. Let., 93, 048501, 2004. (pdf)



2003


Margerin, L., and G. Nolet, Multiple scattering of high-frequency seismic waves in the deep Earth: Modeling and numerical examples,
J. Geophys. Res., 108(B5), 2234, 2003. (pdf)

Margerin, L., and G. Nolet, Multiple scattering of high-frequency seismic waves in the deep Earth: PKP precursor analysis and inversion for mantle granularity, J. Geophys. Res., 108(B11), 2514, 2003. (pdf)

Lacombe, Celine, Campillo, Michel, Paul, Anne & Margerin, Ludovic, Separation of intrinsic absorption and scattering attenuation from Lg coda decay in central France using acoustic radiative  transfer theory. Geophysical Journal International 154 (2), 417-425, 2003. (pdf)


2002


N.P. Tregoures, R. Hennino, C. Lacombe, N. Shapiro, L. Margerin, M. Campillo, and B.A. van Tiggelen, Multiple Scattering of Seismic Waves,  Ultrasonics 40, 269-274, (Proceedings of Ultrasonics International 2001, Delft), 2002. (pdf)


2001


Van Tiggelen, B. A., Margerin, L. & Campillo, M., Coherent backscattering of elastic waves: Specific role of source, polarization, and near field. Journal of the Acoustical Society of America 110(3), 1291-1298, 2001. (pdf)

Hennino, R., Tregoures, N., Shapiro, N. M., Margerin, L., Campillo, M., van Tiggelen, B. A. & Weaver, R. L. Observation of equipartition of seismic waves. Physical Review Letters 86(15), 3447-3450, 2001. (pdf)

Margerin, L., van Tiggelen, B. & Campillo, M., Effect of absorption on energy partition of elastic waves in the seismic coda. Bulletin of the Seismological Society of America 91(3), 624-627, 2001.

Margerin, L., Campillo, M. & van Tiggelen, B. A., Coherent backscattering of acoustic waves in the near field. Geophysical Journal International 145(3), 593-603, 2001. (pdf)


2000


Margerin, L., Campillo, M. & Van Tiggelen, B., Monte Carlo simulation of multiple scattering of elastic waves. Journal of Geophysical Research 105(B4), 7873-7892, 2000. (pdf)

Shapiro, N. M., Campillo, M., Margerin, L., Singh, S. K., Kostoglodov, V. & Pacheco, J.,  The energy partitioning and the diffusive character of the seismic coda. Bulletin of the Seismological Society of America 90(3), 655-665, 2000.

1999

Campillo, M., Margerin, L. & Shapiro, M. N. . Seismic wave diffusion in the Earth lithosphere. In: Waves in complex media (edited by Fouque, J. P.). NATO ASI Series. Kluwer, 1999.

Margerin, L., Campillo, M., Shapiro, N. M. & Van Tiggelen, B., Residence time of diffuse waves in the crust as a physical interpretation of coda Q: application to seismograms recorded in Mexico. Geophysical Journal International 138(2), 343-352, 1999. (pdf)


1998


Campillo, M., Margerin, L. & Aki, K. Seismology. In: Interdisciplinary view on multiple scattering. Springer Tracts of Modern Physics 144. Springer, 87-99, 1998.

Margerin, L., Campillo, M. & van Tiggelen, B. Radiative tranfer and diffusion of waves in a layered medium: new insight into coda Q. Geophysical Journal International 134, 596-612, 1998.
(pdf)

PhD thesis (Mostly in english , some chapters in french). (pdf)