I. L. Markov, Nature, vol.512, p.147, 2014.

V. V. Kruglyak, S. O. Demokritov, and D. Grundler, J. Phys. D, vol.43, p.264001, 2010.

B. Lenk, H. Ulrichs, F. Garbs, and M. Münzenberg, Phys. Rep, vol.507, p.107, 2011.

A. V. Chumak, V. I. Vasyuchka, A. A. Serga, and B. Hillebrands, Nat. Phys, vol.11, p.453, 2015.

S. Neusser and D. Grundler, Adv. Mater, vol.21, p.2927, 2009.

A. G. Gurevich and G. A. Melkov, Magnetization Oscillations and Waves, 1996.

S. O. Demokritov, B. Hillebrands, and A. N. Slavin, Phys. Rep, vol.348, p.441, 2001.

A. A. Serga, A. V. Chumak, and B. Hillebrands, J. Phys. D, vol.43, p.264002, 2010.

A. V. Chumak, A. A. Serga, and B. Hillebrands, Nat. Commun, vol.5, p.4700, 2014.

T. Schneider, A. A. Serga, B. Leven, B. Hillebrands, R. L. Stamps et al., Appl. Phys. Lett, vol.92, p.22505, 2008.

C. S. Davies, A. V. Sadovnikov, S. V. Grishin, Y. P. Sharaevsky, S. A. Nikitov et al., IEEE Trans. Magn, vol.51, p.1, 2015.

A. Khitun, M. Bao, and K. L. Wang, J. Phys. D, vol.43, p.264005, 2010.

I. S. Maksymov and M. Kostylev, Physica E (Amsterdam), vol.69, p.253, 2015.

Y. Ding, T. J. Klemmer, and T. M. Crawford, J. Appl. Phys, vol.96, p.2969, 2004.

H. Yu, O. Kelly, V. Cros, R. Bernard, P. Bortolotti et al., Nat. Commun, vol.7, p.11255, 2016.

J. Bigot, W. Hübner, T. Rasing, and R. Chantrell, Ultrafast Magnetism I, Springer Proceedings in Physics, 2015.

A. Kirilyuk, A. V. Kimel, and T. Rasing, Rev. Mod. Phys, vol.82, p.2731, 2010.

M. Van-kampen, C. Jozsa, J. T. Kohlhepp, P. Leclair, L. Lagae et al., Phys. Rev. Lett, vol.88, p.227201, 2002.

B. Lenk, G. Eilers, J. Hamrle, and M. Münzenberg, Phys. Rev. B, vol.82, p.134443, 2010.

P. N?mec, V. Novák, N. Tesa?ová, E. Rozkotová, H. Reichlová et al., Nat. Commun, vol.4, p.1422, 2013.

S. Shihab, L. Thevenard, A. Lemaître, and C. Gourdon, Phys. Rev. B, vol.95, p.144411, 2017.

F. Hansteen, A. Kimel, A. Kirilyuk, and T. Rasing, Phys. Rev. Lett, vol.95, p.47402, 2005.

F. Hansteen, A. Kimel, A. Kirilyuk, and T. Rasing, Phys. Rev. B, vol.73, p.14421, 2006.

B. Koene, M. Deb, E. Popova, N. Keller, T. Rasing et al., Phys. Rev. B, vol.91, p.184415, 2015.

M. Deb, M. Vomir, J. Rehspringer, and J. Bigot, Appl. Phys. Lett, vol.107, p.252404, 2015.

M. Deb, P. Molho, B. Barbara, and J. Bigot, Phys. Rev. B, vol.94, p.54422, 2016.

S. Parchenko, A. Stupakiewicz, I. Yoshimine, T. Satoh, and A. Maziewski, Appl. Phys. Lett, vol.103, p.172402, 2013.

I. Yoshimine, T. Satoh, R. Iida, A. Stupakiewicz, A. Maziewski et al., J. Appl. Phys, vol.116, p.43907, 2014.

L. Q. Shen, L. F. Zhou, J. Y. Shi, M. Tang, Z. Zheng et al., Phys. Rev. B, vol.97, p.224430, 2018.

L. Soumah, N. Beaulieu, L. Qassym, C. Carrétéro, E. Jacquet et al., Nat. Commun, vol.9, p.3355, 2018.

P. Hansen and J. P. Krumme, Thin Solid Films, vol.114, p.69, 1984.

, 027202 for more information on the sample growth, the experimental configuration of the time resolved magneto-optical measurements, and the pump energy density dependence of the magnetization dynamics

S. Wittekoek, T. J. Popma, J. M. Robertson, and P. F. Bongers, Phys. Rev. B, vol.12, p.2777, 1975.

B. Koene, M. Deb, E. Popova, N. Keller, T. Rasing et al., J. Phys. Condens. Matter, vol.28, p.276002, 2016.

C. Ming-yau, L. Fang-yuh, L. Da-ren, Y. Kuang, and L. Juin-sen, Jpn. J. Appl. Phys, vol.38, p.6687, 1999.

M. Deb, E. Popova, A. Fouchet, and N. Keller, J. Phys. D, vol.45, p.455001, 2012.

J. Y. Bigot, M. Vomir, L. H. Andrade, and E. Beaurepaire, Chem. Phys, vol.318, p.137, 2005.

A. A. Rzhevsky, B. B. Krichevtsov, D. E. Bürgler, and C. M. Schneider, Phys. Rev. B, vol.75, p.224434, 2007.

J. Kisielewski, A. Kirilyuk, A. Stupakiewicz, A. Maziewski, A. Kimel et al., Phys. Rev. B, vol.85, p.184429, 2012.

A. V. Scherbakov, A. S. Salasyuk, A. V. Akimov, X. Liu, M. Bombeck et al., Phys. Rev. Lett, vol.105, p.117204, 2010.

J. Kim, M. Vomir, and J. Bigot, Phys. Rev. Lett, vol.109, p.166601, 2012.

J. Kim, M. Vomir, and J. , Bigot, Sci. Rep, vol.5, p.8511, 2015.

M. Deb, E. Popova, M. Hehn, N. Keller, S. Mangin et al., Phys. Rev. B, vol.98, p.174407, 2018.

T. L. Linnik, V. N. Kats, J. Jäger, A. S. Salasyuk, D. R. Yakovlev et al., Phys. Scr, vol.92, p.54006, 2017.

M. Deb, P. Molho, B. Barbara, and J. Bigot, Phys. Rev. B, vol.97, p.134419, 2018.

A. V. Kimel, R. V. Pisarev, J. Hohlfeld, and T. Rasing, Phys. Rev. Lett, vol.89, p.287401, 2002.

J. A. Jong, A. V. Kimel, R. V. Pisarev, A. Kirilyuk, and T. Rasing, Phys. Rev. B, vol.84, p.104421, 2011.

L. A. Shelukhin, V. V. Pavlov, P. A. Usachev, P. Y. Shamray, R. V. Pisarev et al., Phys. Rev. B, vol.97, p.14422, 2018.

C. S. Davies, K. H. Prabhakara, M. D. Davydova, K. A. Zvezdin, T. B. Shapaeva et al., Phys. Rev. Lett, vol.122, p.27202, 2019.

Y. Hashimoto, S. Daimon, R. Iguchi, Y. Oikawa, K. Shen et al., Nat. Commun, vol.8, p.15859, 2017.

Y. Hashimoto, D. Bossini, T. H. Johansen, E. Saitoh, A. Kirilyuk et al., Phys. Rev. B, vol.97, p.140404, 2018.

V. F. Kitaeva, E. V. Zharikov, and I. L. Chistyi, Phys. Status Solidi A, vol.92, p.475, 1985.

D. L. Wood and K. Nassau, Appl. Opt, vol.29, p.3704, 1990.

V. N. Kats, T. L. Linnik, A. S. Salasyuk, A. W. Rushforth, M. Wang et al., Phys. Rev. B, vol.93, p.214422, 2016.

V. D. Buchel'nikov, N. K. Dan'shin, A. I. Linnik, L. T. Tsymbal, and V. G. Shavrov, J. Exp. Theor. Phys, vol.95, p.106, 2002.

S. A. Manuilov and A. M. Grishin, J. Appl. Phys, vol.108, p.13902, 2010.

A. H. Morrish, The Physical Principles of Magnetism, 2001.

C. Kittel, Introduction to Solid State Physics, 1986.

S. Klingler, A. V. Chumak, T. Mewes, B. Khodadadi, C. Mewes et al., J. Phys. D, vol.48, p.15001, 2015.

A. Gurevich and A. Anisimov, Sov. Phys. JETP, vol.41, p.336, 1975.

G. G. Siu, C. M. Lee, and Y. Liu, Phys. Rev. B, vol.64, p.94421, 2001.