Principles of the radiofrequency and microwave characterization of materials



How to choose the method ?
Cavity resonator methods
Methods using transmission lines
Method usinf a waveguide
Free-space characterization test bench: paraxial beam



Liste de publications de l'équipe




Year 2002

1. P. QUEFFELEC, S. MALLEGOL and M. Le FLOC'H, "Automatic measurement of complex tensorial permeability of magnetized materials in a wide microwave frequency range", IEEE Transactions on Microwave Theory and Techniques, vol. 50,n°9, September 2002.

2. E. SALAHUN, P. QUEFFELEC, G. TANNE, A. L. ADENOT and O. ACHER, "Tunable microstrip stop-band function using absorption in layered ferromagnetic/ dielectric material", Journal of Applied Physics, vol. 91, n°8, pp 5449, April 15, 2002.

Year 2001

1. C. BROSSEAU, P. QUEFFELEC, P. TALBOT, "Microwave characterization of filled polymers", Journal of Applied Physics, Vol. 89, n° 5, March 1st 2001.

2. D. BARIOU, P. QUEFFELEC, P. GELIN and M. LE FLOC'H, "Extension of the effective medium approximation for the determination of effective permeability tensor of unsaturated polycristalline ferrites", IEEE Transactions on Magnetics, vol. 37, n° 6, pp. 3885-3891, November 2001.

3. E. SALAHUN, P. QUEFFELEC, M. LE FLOC'H and P. GELIN, "A broad band permeameter for in situ measurements of rectangular samples", IEEE Transactions on Magnetics, vol. 37, n° 4, pp. 2743-2745, July 2001.

4. C. BROSSEAU, A. BEROUAL,"Effective permittivity of composites with stratified particles, J.Phys. D: Appl.Phys., vol 34,2001.

5. P. MOLINIE, C. BROSSEAU, F. BOULIC, F. CARMONA "Microstructure, electron paramagnetic resonance and magnetic properties of polymer carbon black composites",J.Appl.Phys., accepté. à paraître.

6. C. BROSSEAU, S. SAID, "Microstructure and thermal analysis of polyethylene silica and carbon black composites", Recent Res. Devel. in Macromolecular Research, vol. 4, S. G. Pandalai ed., (Research Signpost, Trivandrum, 2001) Article invité.

7. A. BEROUAL, C. BROSSEAU, "Comparison of dielectric properties determined from a computational approach and experiment for anisotropic and periodic heterostructures", IEEE Trans. Dielec. Insul. accepté, à paraître.

8. J. HINOJOSA, L. FAUCON, P. QUEFFELEC and F. HURET, "S-parameter broadband measurements of microstrip lines and extraction of the substrate intrinsic properties", Microwave and Optical Technology Letters, vol. 30, n° 1, pp. 65-69, July 5 2001.

9. E. SALAHUN, G. TANNE, P. QUEFFELEC, M. Le FLOC'H, A-L. ADENOT, and O. ACHER, "Application of ferromagnetic composite in different planar tunable microwave devices", Microwave and Optical Technology Letters, vol. 30, n° 4, pp. 272-276, August 20 2001.

Year 2000

1. P. QUEFFELEC, M. LE FLOC'H and P. GELIN, "New method for determining the permeability tensor of magnetized materials in a wide frequency range", IEEE Transactions on Microwave Theory and Techniques, publication acceptée, à paraitre.

2. A. L. ADENOT, O. ACHER, P. QUEFFELEC, G. TANNE and T. TAFFARY, "Tunable microstrip device controlled by a weak magnetic field using ferromagnetic laminations", Journal of Applied Physics, 15 April 2000.

3. J.L MATTEI, M. LE FLOC'H," A numerical approach of the demagnetizing effects in soft magnetic composites", Journal of Magnetisme and Magnetic materials, 216, p.589, 2000.

4. A. CHEVALIER, J.L. MATTEI and M. LE FLOC'H, "Ferromagnetic resonance of isotropic heterogeneous magnetic materials, Journal of Magnetisme and Magnetic materials, 215, p.66, 2000.

5. J.L MATTEI, D. BARIOU, A. CHEVALIER and M. LE FLOC'H, " Gyroresonance in unsaturated magnetic bodies", Journal of Applied Physic, 87, p.4975, 2000.

6. A. BEROUAL, C. BROSSEAU and A. BOUDIDA, "Permittivity of lossy dielectric heterostructures. Effect of shape anisotropy", J. Phys. D: Appl.Phys., J.Phys.D:Appl.Phys.,vol 33, pp.1969-1974, 2000.

7. A. BEROUAL, A. BOUDIDA, C. BROSSEAU, "How shape anisotropy and spatial orientation of the constituents affect the permittivity of dielectric heterostructures ?", J.Appl.Phys., vol 88, pp.7278-7288,2000.

8. C. BROSSEAU, "Barakat's contribution to polarization optics", J. Opt. A: Pure Appl.Opt, vol 2, pp. R9-R15, 2000.

Year 1999

1. P. QUEFFELEC, M. LE FLOC'H, Ph. GELIN, "Non reciprocal cell for the broad band measurement of tensorial permeability of magnetized ferrites :direct problem", IEEE Trans. on MTT, vol 47 n°4 pp 390-397 (1999).

2. C. BROSSEAU, A. BEROUAL, "Dielectric properties of heterostructures: A computational electrostatics approach", Eur.Phys.J.Appl.Phys.,6, pp.23-31 (1999).

3. A. BEROUAL, A. BOUDIDA, C. BROSSEAU, "How shape anisotropy and spatial orientation of the constituents affect the permittivity of dielectric heterostructures ?",J.Appl.Phys.,1999,acceptée.

4. P. MOLINIE, C. BROSSEAU, F. BOULIC, F. CARMONA, "Microstructure, electron paramagnetic resonance and magnetic properties of polymer carbon black composites", J.Appl.Phys.,1999,acceptée.

5. C. BROSSEAU, S. SAID, "Microstructure and thermal analysis of polyethylene silica and carbon black composites", Recent Res. Devel. in Macromolecular Research, vol. 4, S. G. Pandalai ed., (Research Signpost, Trivandrum, 1999) Article invité.

Year 1998

1. P. QUEFFELEC, M. LE FLOC'H, Ph. GELIN, " Broad band characterization of magnetic and dielectric thin film using a microstrip line ", IEEE Instrumentation and Measurement, vol 47 n°4 pp 956-963 (1998).

2. O. MINOT, A. CHEVALIER, J.L. MATTEI, M. LE FLOCH, " modelling of composite materials in the quasistatic range ", Journal de Physique IV, 8, pp. Pr2-615 (1998).

3. A. CHEVALIER, , F. LE FLOC'H , J.L. MATTEI, Ph. TALBOT, M. LE FLOC'H, "Spin resonance in soft magnetic composite materials : a surprising effect of the magnetic load", Journal de Physique IV, 8, pp. Pr2-417 (1998).

4. M. LE FLOC'H, A. CHEVALIER, J.L. MATTEI, "The magnetic susceptibility in soft magnetic composite materials", Journal de Physique IV, 8, pp. Pr2-355 (1998).

5. P. LE FUR, A.M. KONN, M. LE FLOC'H, P. OUILLON, " Intrinsic rotational susceptibility measurement in polycrystalline soft ferrites ", Journal de Physique IV, 8, pp. Pr2-425 (1998).

6. A. CHEVALIER, , F. LE FLOC'H , A.M. KONN, M. LE FLOC'H, " Influence of the molding pressure on the magnetic properties of soft ferrite composite materials ", Journal de Physique IV, 8, pp. Pr2-413 (1998).

7. T. MONEDIERE, K. PICHAVANT BERTHOU, F. MARTY, Ph. GELIN, F JECKO, "FDTD Treatement of partially magnetized ferrite with new permeability tensor model", IEEE Trans. on MTT, vol 46, n°7 pp 983-987 (1998).

8. G. POISLANE, P POULIQUEN, K. MAHDJOUBI, J. LENORMAND, C. TERRET, Ph. GELIN, "Theoretical study of grating lobes reduction using metallic photonic bandgap materials (MPBG)", Microwave and Optical Technology Letters, vol 18 n°1 pp 32-41 (1998).

9. A.BOUDIDA, A. BEROUAL,C. BROSSEAU, "Permittivity of lossy composite materials", J. Appl. Phys., 83, pp. 425-431 (1998).

10. F. BOULIC, C. BROSSEAU, Y. LE MEST, J. LOAEC, F. CARMONA, "Absorbency properties and electron paramagnetic resonance characterization of polymeric carbon black composites", J.Phys. D:Appl.Phys.,31, pp.1904-1912 (1998).

11. A. BOUDIDA, A. BEROUAL, C. BROSSEAU, "Permittivity of lossy dielectric heterostructures. Effect of shape anisotropy", Phys.Rev. B,1998, acceptée.

12. C. BROSSEAU, "Some recent developments in polymer carbon black composites", Recent Res. Devel. in Polymer Science,vol.2, S. G. Pandalai, ed.,(Research Signpost, Trivandrum, 1998),235-251. Article invité.

Book

1. Ch. BROSSEAU, " Fundamentals of polarized light : a statistical optics approach ". John Wiley and Sons, INC, New-York(1998).

Year 1997

1. P. QUEFFELEC, Ph. TALBOT, M. LE FLOC'H, Ph. GELIN, "Broad-band measurement of all complex permeability tensor components and complex permittivity of ferrites using a rectangular waveguide", Journal de Physique IV, vol 7, n° 3, pp C1 153-154 (1997).

2. F. LIORZOU, K. PICHAVAN-BERTHOU, M. LE FLOCH, "A general analytical expression for the hysteresis loop description in polycristalline soft ferrites" ", Journal of Magnetism and Magnetic Materials, vol C1 n°3, pp 205-206 (1997).

3. K. PICHAVANT BERTHOU, F. LIORZOU, Ph. GELIN, M. LE FLOC'H, "Influence of the magnetic domain subdivision on the high frequency wave propagation in polycritalline soft ferrites Journal de Physique IV, vol C1, n° 3, pp 441-442 (1997).

4. K. PICHAVANT BERTHOU, Ph. GELIN, "Wave propagation in heterogeneous magnetic material", IEEE Trans. on MTT, 45, n° 5, pp 687-690 (1997).

5. Ph. GELIN, K. PICHAVANT BERTHOU, "New consistent model for ferrite permeability tensor with arbitrary magnetization state", IEEE Trans. on MTT, vol.45, N° 8 (1997).

6. M. LE FLOC'H, A.M. KONN, " Some of the magnetic properties of polycrystalline soft ferrites : Origin and developments of a model for the description of the quasistatic magnetization", Journal de Physique IV, supp.c1,pp.C1-187 (1997). Article invité.

7. J.L. MATTEI, P. LAURENT, A. CHEVALIER M. LE FLOC'H, "Application of an effective medium theory to composites materials with randomly dispersed particles of specific shapes", Journal de Physique IV, vol, n° 3, pp C1547-548 (1997).

8. P. LAURENT F. LE FLOC'H, P. BINON, P LE FUR, A.M. KONN, M. LE FLOC'H, "On the magnetization by spin rotation in dense or heterogeneous soft magnetic materials", Journal de Physique IV, vol C1, n° 3, pp 545-546 (1997).

9. P LE FUR, F. LIORZOU, A.M. KONN, M. LE FLOC'H, "On the toroidal arrangement of the 180° domain walls in ring polycristalline soft ferrites", Journal de Physique IV, vol C1, n° 3, pp 199-200 (1997).

10. C. BROSSEAU, F. BOULIC, C. BOURBIGOT, P. QUEFFELEC, Y. LE MEST, J. LOAEC, A. BEROUAL, "Dielectric properties of polymer carbon black composites. Influence of the microstructure", J.Appl.Phys.,81, pp.882-891 (1997).

11. B. SARENI,L. KRÄHENBÜHL,A. BEROUAL,C. BROSSEAU, "Effective dielectric constant of random composite materials",J.Appl.Phys. 81, pp. 2375-2383 (1997).

12. B. SARENI,L. KRÄHENBÜHL,A. BEROUAL,A. NICOLAS,C. BROSSEAU, "A boundary integral equation method for the calculation of the effective permittivity of periodic composites", IEEE Trans. Magn., 33, pp. 1580-1583 (1997).

13. B. SARENI,L. KRÄHENBÜHL,A. BEROUAL,C. BROSSEAU, "Ab initio simulation approach for calculating the effective dielectric constant of composite materials", J.Electrostatics,40, pp.489-494 (1997).


Year 1996

1. M. LE FLOC'H, P. LAURENT, G. VIAU, A.M. KONN, Ph. GELIN, "Effect of the magnetic fraction on the complex susceptibility of soft magnetic composite materials", Journal of Magnetism and Magnetic Materials, vol 160, n° 3, pp 63-64 (1996).

2. P. QUEFFELEC, Ph. GELIN, "Influence of higher order modes on the meseaurements of complex permittivity and permeability of materials using a microstrip discontinuity", IEEE Trans. on MTT, vol 44, n° 6, pp 1-9 (1996).

3. D. HERVE, B. MAINGUET, S. PINEL, R. COQUILLE, A. POUDOULEC, F. DELORME, "Narrow band WDM spectrum analyser without mechanical tuning", Electronis Letters, 32 (9), pp838-839 (1996).

4. O. MINOT, J.L. MATTEI, M. LE FLOC'H, "Theoretical and experimental modelling of composites with oriented soft magnetic particles", Journal of Magnetism and Magnetic Material , vol 23-24, pp. 160-161 (1996).

5. B. SARENI, L. KRÄHENBÜHL, A. BEROUAL, C. BROSSEAU, "Effective dielectric constant of periodic composite materials", J.Appl.Phys.,80, pp. 1688-1696 (1996).

6. B. SARENI, L. KRÄHENBÜHL, A. BEROUAL, C. BROSSEAU, "Complex effective permittivity of a lossy composite material", J.Appl.Phys.,80, pp.4560-4565 (1996).