E. J. Tarte, P. Magnelind, A. Tzalenchuk, D. Lõhmus, M. Ansell et al., High Tc SQUID systems for magnetophysiology, Physica C: Superconductivity, vol.368, issue.1-4, pp.1-450, 2002.
DOI : 10.1016/S0921-4534(01)01139-X

S. Ranjith and . Wijesinghe, Magnetic measurements of peripheral nerve function using a neuromagnetic current probe, Experimental Biology and Medicine, vol.235, issue.2, pp.159-169, 2010.

R. Eric, H. James, . Schwartz, M. Thomas, and . Jessel, Principles of Neural Science, Fourth Edition, 2000.

N. Spruston, Pyramidal neurons: dendritic structure and synaptic integration, Nature Reviews Neuroscience, vol.27, issue.3, pp.206-221, 2008.
DOI : 10.1038/nrn2286

E. M. Izhikevitch, Dynamical Systems in Neuroscience; The Geometry of Excitability and Bursting, 2007.

C. Bédard, H. Kröger, and A. Destexhe, Modeling Extracellular Field Potentials and the Frequency-Filtering Properties of Extracellular Space, Biophysical Journal, vol.86, issue.3, pp.1829-1842, 2004.
DOI : 10.1016/S0006-3495(04)74250-2

A. Destexhe and C. Bedard, Local field potential. scholarpedia, p.10713, 2013.

A. K. Engel, C. K. Moll, I. Fried, and G. A. Ojemann, Invasive recordings from the human brain: clinical insights and beyond, Nature Reviews Neuroscience, vol.1268, issue.1, pp.35-47, 2005.
DOI : 10.1016/0028-3932(71)90029-7

C. Lewis, C. Bosman, and P. Fries, Recording of brain activity across spatial scales, Current Opinion in Neurobiology, vol.32, issue.0, pp.68-77, 2015.
DOI : 10.1016/j.conb.2014.12.007

G. Buzsáki, C. A. Anastassiou, and C. Koch, The origin of extracellular fields and currents ??? EEG, ECoG, LFP and spikes, Nature Reviews Neuroscience, vol.9, issue.6, pp.407-420, 2012.
DOI : 10.1038/nrn3241

A. Peyrache, N. Dehghani, E. N. Eskandar, J. R. Madsen, W. S. Anderson et al., Spatiotemporal dynamics of neocortical excitation and inhibition during human sleep, Proceedings of the National Academy of Sciences, vol.109, issue.5, pp.1731-1736, 2012.
DOI : 10.1073/pnas.1109895109
URL : https://hal.archives-ouvertes.fr/hal-00684081

G. Luigi and . Volta-alessandro, De viribus electritatis in motu musculari commentarius. Dibner Library. Heradl of science, 1791.

D. B. Machattie, Investigation of the Evoked Magnetic Action Flux of Skeletal Muscle, 1987.

G. Buzsaki, Large-scale recording of neuronal ensembles, Nature Neuroscience, vol.7, issue.5, pp.446-451, 2004.
DOI : 10.1038/nn1233

P. Olejniczak, Neurophysiologic Basis of EEG, Journal of Clinical Neurophysiology, vol.23, issue.3, 2006.
DOI : 10.1097/01.wnp.0000220079.61973.6c

E. Niedermeyer, H. Fernando, . Lopes, and . Silva, Electroencephalography: basic principles , clinical applications, and related fields, 2005.

G. Pfurtscheller, F. H. Lopes, and . Silva, Event-related EEG/MEG synchronization and desynchronization: basic principles, Clinical Neurophysiology, vol.110, issue.11, pp.1842-1857, 1999.
DOI : 10.1016/S1388-2457(99)00141-8

N. Crone, D. Miglioretti, R. Gordon, and . Lesser, Functional mapping of human sensorimotor cortex with electrocorticographic spectral analysis. II. Event-related synchronization in the gamma band, Brain, vol.121, issue.12, pp.1212301-2315, 1998.
DOI : 10.1093/brain/121.12.2301

T. Womelsdorf, J. Schoffelen, R. Oostenveld, W. Singer, R. Desimone et al., Modulation of Neuronal Interactions Through Neuronal Synchronization, Science, vol.316, issue.5831, pp.3161609-1612, 2007.
DOI : 10.1126/science.1139597

C. Birthe-rubehn, R. Bosman, P. Oostenveld, T. Fries, and . Stieglitz, A MEMS-based flexible multichannel ECoG-electrode array, Journal of Neural Engineering, vol.6, issue.3, p.36003, 2009.
DOI : 10.1088/1741-2560/6/3/036003

T. Womelsdorf, P. Fries, P. P. Mitra, and R. Desimone, Gamma-band synchronization in visual cortex predicts speed of change detection, Nature, vol.4, issue.7077, pp.733-736, 2006.
DOI : 10.1038/nature04258

E. Micha, A. Spira, and . Hai, Multi-electrode array technologies for neuroscience and cardiology, Nature Nanotechnology, vol.8, issue.2, pp.83-94, 2013.

M. Scanziani and M. Hausser, Electrophysiology in the age of light, Nature, vol.60, issue.7266, pp.461930-939, 2009.
DOI : 10.1038/nature08540

E. Neher and B. Sakmann, Single-channel currents recorded from membrane of denervated frog muscle fibers, Nature, 1976.

F. Varela, J. Lachaux, E. Rodriguez, and J. Martinerie, The brainweb: Phase synchronization and large-scale integration, Nature Reviews Neuroscience, vol.2, issue.4, pp.229-239, 2001.
DOI : 10.1038/35067550

M. Hämäläinen, R. Hari, R. J. Ilmoniemi, J. Knuutila, and O. V. Lounasmaa, Magnetoencephalography???theory, instrumentation, and applications to noninvasive studies of the working human brain, Reviews of Modern Physics, vol.65, issue.2, pp.413-497, 1993.
DOI : 10.1103/RevModPhys.65.413

M. Fukushima, O. Yamashita, T. R. Knösche, and M. Sato, MEG source reconstruction based on identification of directed source interactions on whole-brain anatomical networks, NeuroImage, vol.105, issue.0, pp.408-427, 2015.
DOI : 10.1016/j.neuroimage.2014.09.066

E. L. Hall, S. E. Robson, P. G. Morris, and M. J. Brookes, The relationship between MEG and fMRI, NeuroImage, vol.102, issue.11, pp.80-91
DOI : 10.1016/j.neuroimage.2013.11.005

A. M. Orang-alem, D. S. Benison, J. Barth, S. Kitching, and . Knappe, Magnetoencephalography of Epilepsy with a Microfabricated Atomic Magnetrode, Journal of Neuroscience, vol.34, issue.43, pp.14324-14327, 2014.
DOI : 10.1523/JNEUROSCI.3495-14.2014

C. Yoshio, J. Okada, S. Wu, and . Kyuhou, Genesis of meg signals in a mammalian cns structure, Electroencephalography and Clinical Neurophysiology, vol.103, issue.4, pp.474-485, 1997.

P. Magnelind, High-Tc SQUIDs for magnetophysiology -development of a magnetometer system and measurements of evoked fields from hippocampal neurons in-vitro, 2006.

B. , R. , and J. Wikswo, The magnetic field of a single axon. a comparison of theory and experiment, Biophysical Journal, vol.48, issue.1, pp.93-109, 1985.

J. P. Jr, J. M. Wikswo, and . Van-egeraat, Cellular magnetic fields: Fundamental and applied measurements on nerve axons, peripheral nerve bundles, and skeletal muscle, 1991.

J. Amaral, J. Gaspar, V. Pinto, T. Costa, N. Sousa et al., Measuring brain activity with magnetoresistive sensors integrated in micromachined probe needles, Applied Physics A, vol.116, issue.1, pp.407-412, 2013.
DOI : 10.1007/s00339-013-7621-7

J. Amaral, S. Cardoso, P. P. Freitas, and A. M. Sebastião, Toward a system to measure action potential on mice brain slices with local magnetoresistive probes, Journal of Applied Physics, vol.109, issue.7, pp.7-308, 2011.
DOI : 10.1063/1.3562915

J. Van-egeraat and J. Wikswo, A model for axonal propagation incorporating both radial and axial ionic transport, Biophysical Journal, vol.64, issue.4, pp.1287-1298, 1993.
DOI : 10.1016/S0006-3495(93)81495-4

K. R. Swinney and J. P. Wikswo-jr, A calculation of the magnetic field of a nerve action potential, Biophysical Journal, vol.32, issue.2, pp.719-731, 1980.
DOI : 10.1016/S0006-3495(80)85012-0

J. K. Woosley, B. J. Roth, and J. P. Wikswo-jr, The magnetic field of a single axon: A volume conductor model, Mathematical Biosciences, vol.76, issue.1, pp.1-36, 1985.
DOI : 10.1016/0025-5564(85)90044-6

S. Murakami and Y. Okada, Contributions of principal neocortical neurons to magnetoencephalography and electroencephalography signals, The Journal of Physiology, vol.20, issue.3, pp.925-936, 2006.
DOI : 10.1113/jphysiol.2006.105379

S. Murakami, T. Zhang, A. Hirose, and Y. C. Okada, Physiological origins of evoked magnetic fields and extracellular field potentials produced by guinea-pig CA3 hippocampal slices, The Journal of Physiology, vol.111, issue.24, pp.237-251, 2002.
DOI : 10.1113/jphysiol.2002.027094

K. B. Blagoev, B. Mihaila, B. J. Travis, L. B. Alexandrov, A. R. Bishop et al., Modelling the magnetic signature of neuronal tissue, NeuroImage, vol.37, issue.1, pp.137-148, 2007.
DOI : 10.1016/j.neuroimage.2007.04.033

N. Spruston and D. Johnston, Perforated patch-clamp analysis of the passive membrane properties of three classes of hippocampal neurons, Journal of Neurophysiology, vol.67, issue.3, pp.508-529, 1992.

B. D. Josephson, Possible new effects in superconductive tunnelling, Physics Letters, vol.1, issue.7, pp.251-253, 1962.
DOI : 10.1016/0031-9163(62)91369-0

A. I. Braginski-john-clarke, The SQUID Handbook: Fundamentals and Technology of SQUIDs and SQUID Systems, 2005.

M. Pannetier-lecoeur and C. Fermon, Magnetic sensors -unpublished, 2015.

C. David, Measurements of the magnetic fields produced by the human heart, brain and lungs. Magnetics, IEEE Transactions on, vol.11, issue.2, pp.694-700, 1975.

I. K. Kominis, T. W. Kornack, J. C. Allred, and M. V. Romalis, A subfemtotesla multichannel atomic magnetometer, Nature, vol.249, issue.6932, pp.422596-599, 2003.
DOI : 10.1103/PhysRevA.16.1877

H. Xia, A. Ben-amar-baranga, D. Hoffman, and M. V. Romalis, Magnetoencephalography with an atomic magnetometer, Applied Physics Letters, vol.89, issue.21, p.211104, 2006.
DOI : 10.1063/1.2392722

T. H. Sander, J. Preusser, R. Mhaskar, J. Kitching, L. Trahms et al., Magnetoencephalography with a chip-scale atomic magnetometer, Biomedical Optics Express, vol.3, issue.5, pp.981-990, 2012.
DOI : 10.1364/BOE.3.000981

R. Wyllie, M. Kauer, R. T. Wakai, and T. G. Walker, Optical magnetometer array for fetal magnetocardiography, Optics Letters, vol.37, issue.12, pp.2247-2249, 2012.
DOI : 10.1364/OL.37.002247

W. , C. Griffith, S. Knappe, and J. Kitching, Femtotesla atomic magnetometry in a microfabricated vapor cell, Biomedical Optics Express, vol.18, issue.26, pp.27167-27172, 2010.

D. D. Peter, S. Schwindt, V. Knappe, L. Shah, J. Hollberg et al., Chip-scale atomic magnetometer, Applied Physics Letters, vol.85, issue.26, pp.6409-6411, 2004.

W. Thomson, On the Electro-Dynamic Qualities of Metals:--Effects of Magnetization on the Electric Conductivity of Nickel and of Iron, Proceedings of the Royal Society of London, vol.8, issue.0, pp.546-550, 1856.
DOI : 10.1098/rspl.1856.0144

M. N. Baibich, J. M. Broto, A. Fert, F. Nguyen-van-dau, F. Petroff et al., Giant Magnetoresistance of (001)Fe/(001)Cr Magnetic Superlattices, Physical Review Letters, vol.61, issue.21, pp.612472-2475, 1988.
DOI : 10.1103/PhysRevLett.61.2472

C. Chappert, A. Fert, and F. Nguyen-van-dau, The emergence of spin electronics in data storage, Nature Materials, vol.96, issue.5, pp.813-823, 2007.
DOI : 10.1038/nmat2024

M. Julliere, Tunneling between ferromagnetic films, Physics Letters A, vol.54, issue.3, pp.225-226, 1975.
DOI : 10.1016/0375-9601(75)90174-7

B. Dieny, V. S. Speriosu, S. S. Parkin, B. A. Gurney, D. R. Wilhoit et al., Giant magnetoresistive in soft ferromagnetic multilayers, Physical Review B, vol.43, issue.1, pp.1297-1300, 1991.
DOI : 10.1103/PhysRevB.43.1297

M. Pannetier-lecoeur, C. Fermon, A. De-vismes, E. Kerr, and L. Vieux-rochaz, Low noise magnetoresistive sensors for current measurement and compasses, Journal of Magnetism and Magnetic Materials, vol.316, issue.2, pp.246-248, 2007.
DOI : 10.1016/j.jmmm.2007.02.105

R. Candid and S. Cardoso-de-freitas, Subhas Chandra Mukhopadhyay; C.Fermon; M.Pannetier-Lecoeur. Giant Magnetoresistance (GMR) Sensors. From basis to Stateof-the-Art Applications, 2013.

C. Tiusan, T. Dimopoulos, K. Ounadjela, M. Hehn, H. A. Van-den-berg et al., Correlation between micromagnetism and tunnel magnetoresistance in magnetic tunnel junctions using artificial ferrimagnets, Physical Review B, vol.61, issue.1, pp.580-593, 2000.
DOI : 10.1103/PhysRevB.61.580

C. Fermon, M. Pannetier-lecoeur, N. Biziere, and B. Cousin, Optimised gmr sensors for low and high frequencies applications. Sensors and Actuators A: Physical, pp.203-206, 2006.

Q. Herreros, Very low field magnetic resonance imaging, p.2013
URL : https://hal.archives-ouvertes.fr/cea-01231696

A. Nathan, S. E. Stutzke, D. P. Russek, M. Pappas, and . Tondra, Lowfrequency noise measurements on commercial magnetoresistive magnetic field sensors, Journal of Applied Physics, issue.10, pp.9710-107, 2005.

H. Nyquist, Thermal Agitation of Electric Charge in Conductors, Physical Review, vol.32, issue.1, p.110, 1928.
DOI : 10.1103/PhysRev.32.110

F. N. Hooge and A. M. Hoppenbrouwers, 1/??? noise in continuous thin gold films, Physica, vol.45, issue.3, pp.386-392, 1969.
DOI : 10.1016/0031-8914(69)90266-3

R. Guerrero, M. Pannetier-lecoeur, C. Fermon, S. Cardoso, R. Ferreira et al., Low frequency noise in arrays of magnetic tunnel junctions connected in series and parallel, Journal of Applied Physics, vol.105, issue.11, p.105113922, 2009.
DOI : 10.1063/1.3139284

L. Yuan, J. X. Shen, and B. B. Pant, Locating Magnetic Noise Sources in TMR and GMR Recording Heads Using Scanning Probe Microscopy, IEEE Transactions on Magnetics, vol.40, issue.4, pp.2233-2235, 2004.
DOI : 10.1109/TMAG.2004.829839

D. R. Kipke, W. Shain, G. Buzsáki, E. Fetz, J. M. Henderson et al., Advanced Neurotechnologies for Chronic Neural Interfaces: New Horizons and Clinical Opportunities, Journal of Neuroscience, vol.28, issue.46, pp.11830-11838, 2008.
DOI : 10.1523/JNEUROSCI.3879-08.2008

B. Rubehn and ;. Stieglitz, Flexible shaft electrodes for transdural implantation and chronic recording, Proceedings of the 15th Annual Conference of the International Functional Electrical Stimulation Society, 2010.

S. Herwik, O. Paul, and P. Ruther, Ultrathin silicon chips of arbitrary shape by etching before grinding. Microelectromechanical Systems, Journal, vol.20, issue.4, pp.791-793, 2011.

K. Seidl, B. Lemke, H. Ramirez, S. Herwik, P. Ruther et al., Cmos-based highdensity silicon microprobe for stress mapping in intracortical applications, Micro Electro Mechanical Systems (MEMS), 2010 IEEE 23rd International Conference on, pp.35-38, 2010.

F. Laermer and A. Schilp, Method of anisotropically etching silicon, 1996.

C. Gabriel, E. Gabriel, and . Corthout, The dielectric properties of biological tissues: I. Literature survey, Physics in Medicine and Biology, vol.41, issue.11, p.412231, 1996.
DOI : 10.1088/0031-9155/41/11/001

D. A. Henze, Z. Borhegyi, J. Csicsvari, A. Mamiya, K. D. Harris et al., Intracellular features predicted by extracellular recordings in the hippocampus in vivo, Journal of Neurophysiology, vol.84, issue.1, pp.390-400, 2000.

P. Magnelind, D. Winkler, E. Tarte, and E. Hanse, HTS SQUID measurements of evoked magnetic fields from transverse hippocampal slices, International Congress Series, vol.1300, issue.0, pp.1300578-581, 2007.
DOI : 10.1016/j.ics.2007.01.034

F. Barbieri, Modeling magnetic field on hippocampus slice

A. Peters and B. Payne, The Cat Primary Visual Cortex, 2001.