B. La-composante-en-champ, avoir la signature maximale la plus importante (|?B x | max = 0.8 µT pour ? = 90°) comparée aux deux autres composantes B y et B z (|?B y | max = 0.6 µT pour ? = 90° et |?B y | max = 0.14 µT pour ? = 0° et 180°) En outre, les deux signaux |?B x | max et |?B y | max , sont obtenus quand les lignes de CF sont perpendiculaires à la longueur de la fissure (? = 90°)

D. Fillon, Contrôle non destructif. Techniques de l'ingénieur, 1996.

R. Cyril, Conception des multicapteurs à courants de Foucault et inversion des signaux associés pour le contrôle non destructif. 122p, Th: Physique, 2008.

D. C. Perez-l and . O. De-haan-v, Performance of Magnetic Pulsed Eddy Current System using High Dynamic and High Linearity Improved Giant Magnetoresistance, IEEE Sensors Journal, vol.6, issue.6, pp.1511-1517, 2006.

L. Perez, C. Dolabdjian, and G. Waché, Advance in magnetoresistance magnetometer performances applied in eddy current sensor arrays, pp.16-20, 2004.

D. C. and Q. A. Bloyet-d, Spatial resolution of SQUID magnetometers and comparison with low noise room temperature magnetic sensors

L. Diraison, Y. , and J. P. Placko-d, Characterization of subsurface defects in oeronautical riveted lap-joints using multi-frequency eddy current imaging

H. Ueda and T. Watanabe, Several problems about sensitivity and frequency response of an induction magnetometer, pp.107-127, 1975.

R. Pavel, Magnetic Sensors and magnetometers, p.494

P. R. Drljaca-r and . Schott-r, Bridging the gap between AMR, GMR and Hall Magnetic sensors, 2002.

C. R. Freitas-p, Low frequency picotesla field detection using hybrid Mgo based tunnel sensors, APPLIED PHYSICS LETTERS, pp.91-102504, 2007.

D. L. Saez-s and . Dolabdjian-c, Equivalent Magnetic Noise Limit of Low- Cost GMI Magnetometer, IEEE Sensors Journal, vol.9, issue.2, pp.159-168, 2009.

B. M. Broto-j and F. A. , Giant magnetoresistance of (001)Fr/(001)Cr Magnetic Superlatrices, Physical Review Letters, vol.21, pp.61-2472, 1988.

H. D. Tachiki-m, Highly sensitive anisotropic magnetoresistance magnetometer for Eddy-current nondestructive evaluation, REVIEW OF SCIENTIFIC INSTRUMENTS, vol.80, pp.36102-36103, 2009.

J. A. and S. C. Schneider-r, Magnetoresistive Sensors for Nondestructive Evaluation, 10 th SPIE International Symposium Nondestructive Evaluation for Health Monitoring and Diagnostics, 2005.

A. K. , K. M. Von, and G. G. , Defect detection in aluminum laser welds using an anistropic magnetoresistive sensor array, Journal of applied physics, vol.97, issue.10, pp.1-3, 2005.

F. Vacher, Développement d'un imageur magnétique pour le contrôle non destructif par courants de Foucault'' thèse de doctorat de l'école normale supérieure de Cachan, 2007.

G. M. Ege-y and . Bayri-n, Non destructive Crack detection using GMI sensor, Phys. Stat. Sol, vol.12, issue.1, pp.3436-3439, 2004.

N. V. Melapudil-v and . H. Jimenez-r, A GMR-Based Eddy Current System for NDE of Aircraft Structures, IEEE Transactions On Magnetics, vol.42, issue.10, pp.3312-3314

K. M. and A. K. Strackbein-c, High Resolution Eddy Current Testing of Superconducting Wires using GMR-Sensors, 17th World Conference on Nondestructive Testing, 2008.

F. Vacher, C. Gilles-pascaud, and J. M. Decitre, Non Destructive Testing with GMR Magnetic Sensor Arrays, 2006.

A. Yashan, F. Izfp, and W. Bisle, Inspection of hidden defects in metal-metal joints of aircraft structures using Eddy Current technique with GMR sensor array, ECNDT, 2006.

K. Chomsuwan1, S. Yamada, and M. Iwahara, Improvement on Defect Detection Performance of PCB Inspection Based on ECT Technique With Multi-SV-GMR Sensor, IEEE Transactions on Magnetics, vol.43, issue.6, pp.2394-2396
DOI : 10.1109/TMAG.2007.893480

Y. H. Hasegawa-t and . Ishihara-y, Difference in the detection limits of flaws in the depths of multi-layered and continuous aluminum plates using low-frequency eddy current testing, NDT&E International, pp.41-108, 2008.

A. F. Vacher-f and . Gilles-pascaud-c, Eddy current nondestructive testing with giant magneto-impedance sensor, NDT & E International, vol.40, issue.6, pp.439-442, 2007.
DOI : 10.1016/j.ndteint.2007.02.002

J. W. Sadeghiz-s-s-h and . J. Wikswo-jry, SQUIDs for nondestructive evaluation, J., Phys. D: Appl. Phys, vol.3, pp.293-323, 1997.

P. R. Flanagan-j and . A. Besse-p, The future of magnetic sensors. Sensor and Actuators, pp.39-55, 1996.

S. A. Tian-g, Pulsed magnetic flux leakage techniques for crack detection and characterisation, Sensors and Actuators, vol.125, pp.186-191, 2006.

F. Y. Sasadaa-i, Detection of flaws in ferromagnetic samples based on low frequency eddy current imaging, Journal of Applied Physics, vol.10, pp.93-8277, 2003.

B. L. and K. H. Poloujadoff-m, Comparison of the use of SQUID and Hall Effect sensors in NDE

K. K. Sargentis-ch and T. D. , Non-destructive evaluation of magnetic metallic materials using Hall sensors, Journal of Materials Processing Technology, vol.161, pp.359-362, 2005.

Z. C. He-y and . W. Liang-j, Scanning SQUID Microscope NDT System Based on Eddy Current Testing, J Supercond, 1007.

N. R. and J. M. Pattabiraman-m, Development of SQUID-Based System for Nondestructive Evaluation, IEEE Transactions On Applied Superconductivity, vol.17, issue.3, pp.3824-3829

J. H. Guilhamat-b and . Audoin-m, Micro Fluxgate Performance Improvement in Microtechnology, IEEE Transactions on Magnetics, issue.11, pp.41-4356, 2005.

C. Dolabdjian, L. Perez, and G. Waché, Improvement in the detection of subsurface fatigue cracks under airframe fasteners using improved rotating giant magnetoresistance magnetometer head, ECNDT, 2006.

D. Lehui, Etude et amélioration des performances en bruit de capteurs à

M. Géante, Application à la magnétométrie à très haute sensibilité'' thèse de doctorat de l'université de Caen, 2008.

D. L. and S. S. Dolabdjian-c, Equivalent magnetic noise limit of lowcost GMI magnetometer, IEEE Sensors Journal, vol.9, issue.2, pp.159-168, 2008.

H. R. and C. C. Saez, Giant Magneto Impedance Sensor for Non Destructive Evaluation EddyCurrent System, Sensor Letters, vol.7, issue.3, pp.437-441, 2009.

B. L. Wache-g and . Perez-l, New NDE perspectives with magnetoresistance array technologies ? from research to industrial applications, Magnetic Sensors, Insight, pp.47-52, 2005.

P. L. Le and . Dolabdjian-c, Investigation in detection of fatigue cracks under rivet head airframe using improved GMR magnetometer in an Eddy Current system, Journal of Electrical Engineering, vol.55, issue.10, pp.10-11, 2004.

D. B. Saez-s and . Dolabdjian-c, Impact of Electronic Conditioning on the Noise Performance of a Two-Port Network Giant MagnetoImpedance Magnetometer, IEEE Sensors Journal, vol.6, issue.11, pp.1317-1324, 2011.

K. M. and A. K. Heiden-c, Fluxgate-magnetometer for the detection of deep lying defects, 2000.

K. M. Muck-m and . Baby-u, Detection of Deep Lying Cracks by Eddy Current SQUID NDE

T. P. Theodoulidis, Model of ferrite-cored probes for eddy current nondestructive evaluation, Journal of Applied Physics, vol.93, issue.5, pp.93-3071, 2003.
DOI : 10.1063/1.1543634

T. P. Theodoulidis, Analytical model for tilted coils in eddy-current nondestructive inspection, IEEE Transactions on Magnetics, vol.41, issue.9, pp.2447-2454, 2005.
DOI : 10.1109/TMAG.2005.854331

P. S. Kreizis-e, Eddy current Distribution due to a rectangle current frame moving above a conducting slab, Archiv Fur Electrochnik, vol.69, pp.185-191, 1986.

R. G. Tamburino-a and . Ventre-s, An Efficient Numerical Model for a Magnetic Core Eddy-Current Probe, IEEE transactions on magnetics, vol.44, issue.6, pp.1306-1309, 2008.

E. C. Simkin, An optimal method for 3D eddy currents, IEEE transactions on magnetics, vol.19, issue.6, pp.2450-2452, 1983.

Z. Z. Udpa-l and U. S. , Reduced Magnetic Vector Potential Formulation in the Finite Element Analysis of Eddy Current Nondestructive Testing, IEEE transactions on magnetics, vol.3, pp.45-964, 2009.

B. O. Preis-k, Finite Element Analysis of 3D Multiply Connected Eddy Current Problems, IEEE transactions on magnetics, vol.25, issue.5, pp.4009-4011, 1989.

-. Hamia, C. Cordier, C. Dolabdjian-hamia, C. Cordier, S. Saez et al., Magnétomètre à très haute sensibilité pour le Contrôle Non Destructif par Courant de Foucault " C2I 5ème Colloque Interdisciplinaire en Instrumentation, Le MansÉtat de l'art du développement des Contrôles Non Destructifs par des méthodes électromagnétiques à l'aide de magnétomètre à haute sensibilité, Journées COFREND, 2008.

. Conférences-nationales-sans-acte-r, C. Hamia, S. Cordier, C. Saez, and . Dolabdjian, Les capteurs magnétiques à très haute sensibilité pour la détection de défauts dans des matériaux conducteurs, Journée scientifique GRD Ondes -COFREND, 2008.

. Dolabdjian, Utilisation de capteurs magnétiques dans les applications à courant de Foucault

C. Saez and . Dolabdjian, Caractérisation de rubans ferromagnétiques doux