J. Bigot, M. Vomir, and E. Beaurepaire, Coherent ultrafast magnetism induced by femtosecond laser pulses, Nature Physics, vol.320, issue.7, p.515, 2009.
DOI : 10.1103/PhysRevLett.96.057402

H. Vonesch and J. Bigot, Ultrafast spin-photon interaction investigated with coherent magneto-optics, Physical Review B, vol.85, issue.18, p.180407, 2012.
DOI : 10.1109/3.122

B. Koopmans, J. J. Ruigrok, F. D. Longa, and W. J. De-jonge, Unifying Ultrafast Magnetization Dynamics, Physical Review Letters, vol.48, issue.26, p.267207, 2005.
DOI : 10.1103/PhysRevLett.81.5624

M. Cinchetti, M. Sánchez-albaneda, D. Hoffmann, T. Roth, J. Wüstenberg et al., Spin-Flip Processes and Ultrafast Magnetization Dynamics in Co: Unifying the Microscopic and Macroscopic View of Femtosecond Magnetism, Physical Review Letters, vol.97, issue.17, p.177201, 2006.
DOI : 10.1016/j.jmmm.2004.09.079

C. Stamm, Femtosecond modification of electron localization and transfer of angular momentum in nickel, Nature Materials, vol.92, issue.10, p.740, 2007.
DOI : 10.1038/nmat1985

E. Carpene, E. Mancini, C. Dallera, M. Brenna, E. Puppin et al., Dynamics of electron-magnon interaction and ultrafast demagnetization in thin iron films, Physical Review B, vol.78, issue.17, p.174422, 2008.
DOI : 10.1103/PhysRevB.19.911

M. Krauss, T. Roth, S. Alebrand, D. Steil, M. Cinchetti et al., Ultrafast demagnetization of ferromagnetic transition metals: The role of the Coulomb interaction, Physical Review B, vol.33, issue.18, p.180407, 2009.
DOI : 10.1103/PhysRevB.60.17030

K. Carva, M. Battiato, and P. M. Oppeneer, Investigation of the Elliott-Yafet Electron-Phonon Mechanism in Laser-Induced Ultrafast Demagnetization, Physical Review Letters, vol.107, issue.20, p.207201, 2011.
DOI : 10.1103/PhysRevLett.106.127401

S. Essert and H. C. Schneider, Electron-phonon scattering dynamics in ferromagnetic metals and their influence on ultrafast demagnetization processes, Physical Review B, vol.84, issue.22, p.224405, 2011.
DOI : 10.1137/S1064827594276424

K. Carva, M. Battiato, D. Legut, and P. M. Oppeneer, theory of electron-phonon mediated ultrafast spin relaxation of laser-excited hot electrons in transition-metal ferromagnets, Physical Review B, vol.9, issue.18, p.184425, 2013.
DOI : 10.1063/1.3676611

B. Mueller, A. Baral, S. Vollmar, M. Cinchetti, M. Aeschlimann et al., Feedback Effect during Ultrafast Demagnetization Dynamics in Ferromagnets, Physical Review Letters, vol.11, issue.16, p.167204, 2013.
DOI : 10.1073/pnas.1201371109

]. U. Atxitia, O. Chubykalo-fesenko, J. Walowski, A. Mann, and M. Munzenberg, Evidence for thermal mechanisms in laser-induced femtosecond spin dynamics, Physical Review B, vol.25, issue.17, p.174401, 2010.
DOI : 10.1103/PhysRevB.65.212411

N. Kazantseva, U. Nowak, R. W. Chantrell, J. Hohlfeld, and A. Rebei, Slow recovery of the magnetisation after a sub-picosecond heat pulse, EPL (Europhysics Letters), vol.81, issue.2, p.27004, 2008.
DOI : 10.1209/0295-5075/81/27004

M. Bauer, A. Marienfeld, and M. Aeschlimann, Hot electron lifetimes in metals probed by time-resolved two-photon photoemission, Progress in Surface Science, vol.90, issue.3, p.319, 2015.
DOI : 10.1016/j.progsurf.2015.05.001

M. Aeschlimann, M. Bauer, S. Pawlik, R. Knorren, G. Bouzerar et al., Transport and dynamics of optically excited electrons in metals, Applied Physics A: Materials Science & Processing, vol.71, issue.5, p.485, 2000.
DOI : 10.1007/s003390000704

G. Malinowski, F. Dalla-longa, J. H. Rietjens, P. V. Paluskar, R. Huijink et al., Control of speed and efficiency of ultrafast demagnetization by direct transfer of spin angular momentum, Nature Physics, vol.4, issue.11, p.855, 2008.
DOI : 10.1063/1.1590740

M. Battiato, K. Carva, and P. M. Oppeneer, Superdiffusive Spin Transport as a Mechanism of Ultrafast Demagnetization, Physical Review Letters, vol.105, issue.2, p.27203, 2010.
DOI : 10.1103/PhysRevB.77.184428

M. Battiato, K. Carva, and P. M. Oppeneer, Theory of laser-induced ultrafast superdiffusive spin transport in layered heterostructures, Physical Review B, vol.86, issue.2, p.24404, 2012.
DOI : 10.1103/PhysRevLett.107.027205

D. Rudolph, Ultrafast magnetization enhancement in metallic multilayers driven by superdiffusive spin current, Nature Communications, vol.16, issue.147, p.1037, 2012.
DOI : 10.1088/0953-8984/16/30/013

G. Choi, C. Moo, B. Min, K. Lee, and D. G. Cahill, Thermal spin-transfer torque driven by the spin-dependent Seebeck effect in metallic spin-valves, Nature Physics, vol.247, issue.7, p.576, 2015.
DOI : 10.1016/S0304-8853(02)00291-3

A. Eschenlohr, M. Battiato, P. Maldonado, N. Pontius, T. Kachel et al., Ultrafast spin transport as key to femtosecond demagnetization, Nature Materials, vol.72, issue.4, p.332, 2013.
DOI : 10.1103/PhysRevB.72.155109

A. R. Khorsand, M. Savoini, A. Kirilyuk, and T. , Optical excitation of thin magnetic layers in multilayer structures, Nature Materials, vol.12, issue.2, p.101, 2014.
DOI : 10.1063/1.168689

B. Vodungbo, Indirect excitation of ultrafast demagnetization, Scientific Reports, vol.56, issue.1, p.18970, 2016.
DOI : 10.1016/j.actamat.2008.02.031

R. Atkinson, S. Pahirathan, I. W. Salter, P. J. Grundy, C. J. Tatnall et al., Fundamental optical and magneto-optical constants of Co/Pt and CoNi/Pt multilayered films, Journal of Magnetism and Magnetic Materials, vol.162, issue.1, p.131, 1996.
DOI : 10.1016/0304-8853(96)00335-6

T. Juhasz, H. E. Elsayed-ali, G. O. Smith, W. E. Suãrez, and . Bron, Direct measurements of the transport of nonequilibrium electrons in gold films with different crystal structures, Physical Review B, vol.19, issue.20, p.15488, 1993.
DOI : 10.1016/0031-9163(65)90776-6

S. D. Brorson, J. G. Fujimoto, and E. P. Ippen, Femtosecond electronic heat-transport dynamics in thin gold films, Physical Review Letters, vol.127, issue.17, p.1962, 1987.
DOI : 10.1103/PhysRev.127.2006

V. P. Zhukov, E. V. Chulkov, and P. M. Echenique, calculations, Physical Review B, vol.52, issue.12, p.125105, 2006.
DOI : 10.1103/PhysRevB.68.045116

URL : https://hal.archives-ouvertes.fr/in2p3-00021910

M. Lejman, V. Shalagatskyi, O. Kovalenko, T. Pezeril, V. V. Temnov et al., Ultrafast optical detection of coherent acoustic phonons emission driven by superdiffusive hot electrons, Journal of the Optical Society of America B, vol.31, issue.2, p.282, 2014.
DOI : 10.1364/JOSAB.31.000282

K. C. Kuiper, T. Roth, A. J. Schellekens, O. Schmitt, B. Koopmans et al., Spin-orbit enhanced demagnetization rate in Co/Pt-multilayers, Applied Physics Letters, vol.105, issue.20, p.202402, 2014.
DOI : 10.1016/0304-8853(93)91339-9

G. P. Zhang, W. Hübner, G. Lefkidis, Y. Bai, and T. F. George, Paradigm of the time-resolved magneto-optical Kerr effect for femtosecond magnetism, Nature Physics, vol.2, issue.7, p.499, 2009.
DOI : 10.1103/PhysRevB.68.180407

A. J. Schellekens, W. Verhoeven, T. N. Vader, and B. Koopmans, Investigating the contribution of superdiffusive transport to ultrafast demagnetization of ferromagnetic thin films, Applied Physics Letters, vol.102, issue.25, p.252408, 2013.
DOI : 10.1103/PhysRevB.84.144414