S. I. Kiselev, J. C. Sankey, I. N. Krivorotov, N. C. Emley, R. J. Schoelkopf et al., Microwave oscillations of a nanomagnet driven by a spin-polarized current, Nature, vol.425, issue.6956, p.380, 2003.
DOI : 10.1038/nature01967

N. Locatelli, V. Cros, and J. Grollier, Spin-torque building blocks, Nature Materials, vol.324, issue.1, p.11, 2014.
DOI : 10.1038/nmat3823
URL : http://arxiv.org/abs/1401.0874

M. Romera, E. Monteblanco, F. Garcia-sanchez, B. Delaët, L. D. Buda-prejbeanu et al., Non-linear mode interaction between spin torque driven and damped modes in spin torque nano-oscillators, Applied Physics Letters, vol.106, issue.19, p.192405, 2015.
DOI : 10.1103/PhysRevLett.112.257201

D. Gusakova, D. Houssameddine, U. Ebels, B. Dieny, L. Buda-prejbeanu et al., Spin-polarized current-induced excitations in a coupled magnetic layer system, Physical Review B, vol.79, issue.10, p.104406, 2009.
DOI : 10.1103/PhysRevB.74.224409

A. Hamadeh, N. Locatelli, V. V. Naletov, R. Lebrun, G. De-loubens et al., Perfect and robust phase-locking of a spin transfer vortex nano-oscillator to an external microwave source, Applied Physics Letters, vol.8, issue.2, p.22408, 2014.
DOI : 10.1063/1.4821073
URL : https://hal.archives-ouvertes.fr/hal-00910188

P. K. Muduli, O. G. Heinonen, and J. Akerman, Decoherence and Mode Hopping in a Magnetic Tunnel Junction Based Spin Torque Oscillator, Physical Review Letters, vol.4, issue.20, p.207203, 2012.
DOI : 10.1143/APEX.4.063005
URL : http://arxiv.org/abs/1203.6300

P. K. Muduli, O. Heinonen, and J. Akerman, Temperature dependence of linewidth in nanocontact based spin torque oscillators: Effect of multiple oscillatory modes, Physical Review B, vol.86, issue.17, p.174408, 2012.
DOI : 10.1088/0953-4075/41/9/095402

H. Okamoto, A. Gourgout, C. Chang, K. Onomitsu, I. Mahboob et al., Coherent phonon manipulation in coupled mechanical resonators, Nature Physics, vol.9, issue.8, p.480, 2013.
DOI : 10.1038/ncomms1201
URL : http://arxiv.org/abs/1212.3097

A. Yariv, Coupled-mode theory for guided-wave optics, IEEE Journal of Quantum Electronics, vol.9, issue.9, p.919, 1973.
DOI : 10.1109/JQE.1973.1077767
URL : http://authors.library.caltech.edu/9798/1/YARieeejqe73a.pdf

E. Iacocca, O. Heinonen, P. K. Muduli, and J. Akerman, Generation linewidth of mode-hopping spin torque oscillators, Physical Review B, vol.89, issue.5, p.54402, 2014.
DOI : 10.1155/S016117120000034X

S. S. Zhang, Y. Zhou, D. Li, and O. Heinonen, Mode coupling in spin torque oscillators, Journal of Magnetism and Magnetic Materials, vol.414, p.227, 2017.
DOI : 10.1016/j.jmmm.2016.04.041
URL : http://arxiv.org/abs/1310.6791

D. Gusakova, M. Quinsat, J. F. Sierra, U. Ebels, B. Dieny et al., Linewidth reduction in a spin-torque nano-oscillator caused by non-conservative current-induced coupling between magnetic layers, Applied Physics Letters, vol.99, issue.5, p.52501, 2011.
DOI : 10.1063/1.3553771

D. V. Slobodianiuk, Transition from one- to two-mode generation regime in STNO mediated by thermal noise, Condensed Matter Physics, vol.17, issue.1, p.13801, 2014.
DOI : 10.5488/CMP.17.13801

B. Pigeau, C. Hahn, G. De-loubens, V. V. Naletov, O. Klein et al., Measurement of the Dynamical Dipolar Coupling in a Pair of Magnetic Nanodisks Using a Ferromagnetic Resonance Force Microscope, Physical Review Letters, vol.109, issue.24, p.247602, 2012.
DOI : 10.1143/APEX.4.065003
URL : https://hal.archives-ouvertes.fr/hal-00719565

S. Lequeux, J. Sampaio, P. Bortolotti, T. Devolder, R. Matsumoto et al., Increased magnetic damping of a single domain wall and adjacent magnetic domains detected by spin torque diode in a nanostripe, Applied Physics Letters, vol.107, issue.18, p.182404, 2015.
DOI : 10.1016/j.mser.2011.04.001

H. Jung, K. Lee, D. Jeong, Y. Choi, Y. Yu et al., Erratum: CORRIGENDUM: Tunable negligible-loss energy transfer between dipolar-coupled magnetic disks by stimulated vortex gyration, Scientific Reports, vol.3, issue.1, p.59, 2011.
DOI : 10.1038/srep03526
URL : http://doi.org/10.1038/srep03526

S. Sugimoto, Y. Fukuma, S. Kasai, T. Kimura, A. Barman et al., Dynamics of Coupled Vortices in a Pair of Ferromagnetic Disks, Physical Review Letters, vol.106, issue.19, p.197203, 2011.
DOI : 10.1088/0022-3727/43/33/335001

M. Collet, X. De-milly, O. D-'allivy-kelly, V. V. Naletov, R. Bernard et al., Generation of coherent spin-wave modes in yttrium iron garnet microdiscs by spin???orbit torque, Nature Communications, vol.5, p.10377, 2016.
DOI : 10.1038/ncomms6616
URL : https://hal.archives-ouvertes.fr/hal-01138876

R. Lebrun, A. Jenkins, A. Dussaux, N. Locatelli, S. Tsunegi et al., Understanding of Phase Noise Squeezing Under Fractional Synchronization of a Nonlinear Spin Transfer Vortex Oscillator, Physical Review Letters, vol.115, issue.1, p.17201, 2015.
DOI : 10.1103/PhysRevLett.100.017207

F. B. Mancoff, N. D. Rizzo, B. N. Engel, and S. Tehrani, Phase-locking in double-point-contact spin-transfer devices, Nature, vol.437, issue.7057, p.393, 2005.
DOI : 10.1038/nature04036

E. Iacocca, Strongly non-linear magnetization dynamics in nano-structures: perturbations, multi-mode generation, and topological droplets, 2014.

A. Ruotolo, V. Cros, B. Georges, A. Dussaux, J. Grollier et al., Phase-locking of magnetic vortices mediated by antivortices, Phase-locking of magnetic vortices mediated by antivortices, p.528, 2009.
DOI : 10.1038/nnano.2009.143

N. Locatelli, A. Hamadeh, F. Abreu-araujo, A. D. Belanovsky, P. N. Skirdkov et al., Efficient synchronization of dipolarly coupled vortex-based spin transfer nano-oscillators, Sci, p.17039, 2015.

P. S. Keatley, P. Gangmei, M. Dvornik, R. J. Hicken, J. Grollier et al., Isolating the Dynamic Dipolar Interaction between a Pair of Nanoscale Ferromagnetic Disks, Physical Review Letters, vol.110, issue.18, p.187202, 2013.
DOI : 10.1103/PhysRevB.74.024424

J. Grollier, V. Cros, and A. Fert, Synchronization of spin-transfer oscillators driven by stimulated microwave currents, Physical Review B, vol.54, issue.6, p.60409, 2006.
DOI : 10.1063/1.1852434
URL : http://arxiv.org/abs/cond-mat/0509326

R. Lebrun, S. Tsunegi, P. Bortolotti, H. Kubota, A. S. Jenkins et al., Mutual synchronization of spin torque nanooscillators through a non-local and tunable electrical coupling

. Dumas, Mode-coupling mechanisms in nanocontact spin-torque oscillators, Phys. Rev. B, vol.91, p.104405, 2015.

V. V. Naletov, G. De-loubens, G. Albuquerque, S. Borlenghi, V. Cros et al., Identification and selection rules of the spin-wave eigenmodes in a normally magnetized nanopillar, Physical Review B, vol.84, issue.22, p.224423, 2011.
DOI : 10.1016/S0304-8853(01)01091-5
URL : https://hal.archives-ouvertes.fr/hal-00610637

N. Locatelli, A. Mizrahi, A. Accioly, R. Matsumoto, A. Fukushima et al., Noise-Enhanced Synchronization of Stochastic Magnetic Oscillators, Noise-Enhanced Synchronization of Stochastic Magnetic Oscillators, p.34009, 2014.
DOI : 10.1103/PhysRevB.69.134416
URL : http://arxiv.org/abs/1405.4360

D. Heiss, Mathematical physics: Circling exceptional points, Nature Physics, vol.92, issue.9, p.823, 2016.
DOI : 10.1038/nphys3864

]. R. Lebrun, N. Locatelli, S. Tsunegi, J. Grollier, V. Cros et al., Nonlinear Behavior and Mode Coupling in Spin-Transfer Nano-Oscillators, Physical Review Applied, vol.2, issue.6, p.61001, 2014.
DOI : 10.1063/1.3467043
URL : http://arxiv.org/abs/1407.6901

N. Locatelli, V. V. Naletov, J. Grollier, G. De-loubens, V. Cros et al., Dynamics of two coupled vortices in a spin valve nanopillar excited by spin transfer torque, Applied Physics Letters, vol.8, issue.6, p.62501, 2011.
DOI : 10.1103/PhysRevLett.102.177602

A. Dussaux, A. V. Khvalkovskiy, P. Bortolotti, J. Grollier, V. Cros et al., Field dependence of spin-transfer-induced vortex dynamics in the nonlinear regime, Physical Review B, vol.86, issue.1, p.14402, 2012.
DOI : 10.1063/1.3565159

G. De-loubens, A. Riegler, B. Pigeau, F. Lochner, F. Boust et al., Bistability of Vortex Core Dynamics in a Single Perpendicularly Magnetized Nanodisk, Bistability of Vortex Core Dynamics in a Single Perpendicularly Magnetized Nanodisk, p.177602, 2009.
DOI : 10.1063/1.1886247
URL : https://hal.archives-ouvertes.fr/hal-00348825

M. Quinsat, V. Tiberkevich, D. Gusakova, A. Slavin, J. F. Sierra et al., Linewidth of higher harmonics in a nonisochronous auto-oscillator: Application to spin-torque nano-oscillators, Physical Review B, vol.86, issue.10, p.104418, 2012.
DOI : 10.1103/PhysRev.130.1677

A. Slavin and V. Tiberkevich, Nonlinear Auto-Oscillator Theory of Microwave Generation by Spin-Polarized Current, IEEE Transactions on Magnetics, vol.45, issue.4, p.1875, 2009.
DOI : 10.1109/TMAG.2008.2009935

E. Grimaldi, A. Dussaux, P. Bortolotti, J. Grollier, G. Pillet et al., Response to noise of a vortex based spin transfer nano-oscillator, Physical Review B, vol.89, issue.10, p.104404, 2014.
DOI : 10.1063/1.1450816

E. Grimaldi, R. Lebrun, A. Jenkins, A. Dussaux, J. Grollier et al., Spintronic nano-oscillators: Towards nanoscale and tunable frequency devices, 2014 IEEE International Frequency Control Symposium (FCS), pp.2014-2015, 2014.
DOI : 10.1109/FCS.2014.6859850

J. Kim, V. Tiberkevich, and A. N. Slavin, Generation Linewidth of an Auto-Oscillator with a Nonlinear Frequency Shift: Spin-Torque Nano-Oscillator, Physical Review Letters, vol.100, issue.1, p.17207, 2008.
DOI : 10.1103/PhysRevB.72.014463

K. , Y. Guslienko, B. A. Ivanov, V. Novosad, Y. Otani et al., Eigenfrequencies of vortex state excitations in magnetic submicron-size disks, J. Appl. Phys, vol.91, p.8037, 2002.

P. Dürrenfeld, E. Iacocca, J. Akerman, and P. K. Muduli, Parametric excitation in a magnetic tunnel junction-based spin torque oscillator, Applied Physics Letters, vol.104, issue.5, p.52410, 2014.
DOI : 10.1109/TMAG.2013.2242866

P. Bortolotti, E. Grimaldi, A. Dussaux, J. Grollier, V. Cros et al., Parametric excitation of magnetic vortex gyrations in spin-torque nano-oscillators, Physical Review B, vol.8, issue.17, p.174417, 2013.
DOI : 10.1103/PhysRevB.82.104427

H. Xu, D. Mason, L. Jiang, and J. G. Harris, Topological energy transfer in an optomechanical system with exceptional points, Nature, vol.13, issue.7618, p.80, 2016.
DOI : 10.1038/nature18604
URL : http://arxiv.org/abs/1602.06881

J. Doppler, A. A. Mailybaev, J. Böhm, U. Kuhl, A. Girschik et al., Dynamically encircling an exceptional point for asymmetric mode switching, Nature, vol.83, issue.7618, p.76, 2016.
DOI : 10.1038/nature18605
URL : https://hal.archives-ouvertes.fr/hal-01360036