Willem

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Willem BOUTU Laboratoire Interactions, Dynamiques et Lasers Attophysique +33 1 69 08 51 63 +33 1 69 08 12 13

Function

Researcher since November 2012

Research interests

Coherent Diffractive Imaging

High order harmonic generation in gases and crystals

Attosecond physics

Projects

Project leader of the ANR grant “Retour de Postdoctorant” I-NanoX (01/10/2009-31/07/2013)

CV

2009-2012: senior postdoctoral position in Coherent Diffractive Imaging

                CEA/SPAM, Attophysics group (B. Carré)

2007-2009: postdoctoral position in Attophysics

                University of California, Berkeley and Chemical Science Division at the Berkeley Lawrence National Laboratory, groups of S.R. Leone and D.M. Neumark

2004-2007: PhD study in Physics, “Generation and Characterization of attosecond pulses”

                CEA/SPAM, Attophysics group (B. Carré). PhD director: Prof. Alfred Maquet (LCPMR, Paris)

2003-2004: M. Sc from Ecole Polytechnique (DEA “Lasers et Matière”).

2000-2003: Engineer from Ecole Polytechnique, Palaiseau.

Scientific publications

1. Impact of noise in holography with extended references in the low signal regime. Boutu, W., Gauthier, D., Ge, X., Cassin, R., Ducousso, M., Gonzalez, A., Iwan, B., Samaan, J., Wang, F., Kovačev, M. and Merdji, H., Optics Express 24, 6318 (2016).
2. Fourier Transform holography with high harmonic spectra for attosecond imaging applications.  Williams, G.O., Gonzalez, A.I., Künzel, S., Li, L., Lozano, M., Oliva, E., Iwan, B., Daboussi, S., Boutu, W., Merdji, H., Fajardo, M. and Zeitoun, P. , Optics Lett. 40, 3205 (2015).
3. Shot to shot intensity and wavefront stability of high-harmonic generation. Künzel, S., Williams, G.O., Boutu, W., Galtier, E., Barbrel, B., Lee, H.J., Nagler, B., Zastrau, U., Dovillaire, G., Lee, R.W., Merdji, H., Zeitoun, P. andFajardo, M. , Applied Optics 54, 4745 (2015).
4. Spatial quality improvement of Ti:Sapphire laser beam by modal filtering. Mahieu, B., Gauthier, D., Perdrix, M., Ge, X., Boutu, W., Lepetit, F., Wang, F., Carré, B., Auguste, T., Merdji, H., Garzella, D. and Gobert, O., Applied Physics B 118, 47 (2015).
5. Single-shot studies of a Co/Pd thin film’s magnetic nano-domain structure using ultrafast x-ray scattering. M. Ducousso, X. Ge, W. Boutu, D. Gauthier, B. Barbrel, F. Wang, A. Borta, A.-I. Gonzalez, M. Billon, B. Vodungbo, J. Gautier, R. Hawaldar, B. Tudu, R. Delaunay, M. Tortarolo, P. Zeitoun, J. Lüning and H. Merdji. Laser Physics 24, 025301 (2014).
6. Microfocusing of the FERMI@Elettra FEL beam with a K–B active optics system: Spot size predictions by application of the WISE code. Raimondi, L. et al. Nuclear Instruments and Methods in Physics Research Section A 710, 131 (2013).
7. Impact of wave front and coherence optimization in coherent diffractive imaging. Ge, X., Boutu, W., Gauthier, D., Wang, F.,  Borta, A., Barbrel, B., Ducousso, M., Gonzalez, A.I., Carré, B., Guillaumet, D., Perdrix, M., Gobert, O., Gautier, J., Lambert, G., Maia, F.R.N.C.,  Hajdu, J., Zeitoun, P. and Merdji, H. Optics Express 21, 11441 (2013).
8. Sub-100 nanometer lensless probing of Co/Pd magnetic nanodomains using a table-top femtosecond soft X-ray harmonic source. X. Ge, M. Ducousso, W. Boutu, B. Tudu, B. Barbrel, D. Gauthier, A. Borta, A.-I. Gonzalez, F. Wang, B. Iwan, M. Billon, M. Perdrix, D. Guillaumet, F. Lepetit, B. Vodungbo, J. Gautier, R. Hawaldar, M. Tortarolo, R. Delaunay, P. Zeitoun, J. Lüning and H. Merdji. Journal of Modern Optics 60, 1475 (2013).
9. Laser-induced ultrafast demagnetization in the presence of a nanoscale magnetic domain network. Vodungbo, B., Gautier, J., Lambert, G., Barszczak Sardinha, A., Lozano, M., Sebban, S., Ducousso, M., Boutu, W., Li, K., Tudu, B., Tortarolo, M., Hawaldar, R., Delaunay, R., Merdji, H., Zeitoun, P. and Lüning, J., Nature Communications 3, 999 (2012).
10. High-order-harmonic generation in gas with a flat-top laser beam. Boutu, W., Auguste, T., Boyko, O., Sola, I., Balcou, P., Binazon, L., Gobert, O., Merdji, H., Valentin, C., Constant, E., Mével, E. and Carré, B.; Phys. Rev. A  84, 063406 (2011).
11. Scaling of the generation of high-order harmonics in large gas media with focal length. Boutu, W., Auguste, T., Caumes, J. P., Merdji, H. and Carré, B.; Phys. Rev. A 84, 053819 (2011).
12. Single-shot Femtosecond X-Ray Holography Using Extended References. Gauthier, D., Guizar-Sicairos, M., Ge, X., Boutu, W., Carré, B., Fienup, J. R. and Merdji, H.; Phys. Rev. Lett. 105, 093901 (2010).
13. Attosecond imaging of molecular electronic wavepackets. Haessler, S., Caillat, J., Boutu, W., Giovanetti-Teixeira, C., Ruchon, T., Auguste, T., Diveki, Z., Breger, P., Maquet, A., Carré, B., Taieb, R. and Salières, P.; Nature Physics 6, 200 (2010).
14. Isolated attosecond pulses from ionization gating of high-harmonic emission. Abel, M.J., Pfeifer, T., Nagel, P.M., Boutu, W., Bell, M.J., Steiner, C.P., Neumark, D.M. and Leone, S.R.; Chemical Physics 366, 9 (2009).
15. Attosecond chirp-encoded dynamics of light nuclei. Haessler, S., Boutu, W., Stankiewicz, M., Frasinski, L.J., Weber, S., Caillat, J., Taieb, R., Maquet, A., Breger, P., Monchicourt, P., Carré, B., and Salières, P.; Journal of Physics B: Atomic, Molecular and Optical Physics 42, 134002 (2009).
16. Measurement and optimization of isolated attosecond pulse contrast. Pfeifer, T., Abel, M.J., Nagel, P.M., Boutu, W., Bell, M.J., Liu, Y., Neumark, D.M., and Leone, S.R.; Opt. Lett. 34, 1819 (2009).
17. Coherent control of attosecond emission from aligned molecules. Boutu, W., Haessler, S., Merdji, H., Breger, P., Waters, G., Stankiewicz, M., Frasinski, L.J., Taieb, R., Caillat, J., Maquet, A., Monchicourt, P., Carré, B., and Salières, P.; Nature Physics 4, 545 (2008). Selected for cover illustration.
18. Polarization-resolved pump-probe spectroscopy with high harmonics. Mairesse, Y., Haessler, S., Fabre, B., Higuet, J., Boutu, W., Breger, P., Constant, E., Descamps, D., Mével, E., Petit, S., and Salières, P.; New Journal of Physics 10, 025028 (2008).
19. Measuring th ecomplex recombination dipole of aligned CO2 molecules in high-order harmonic generation. Haessler, S., Boutu, W., Merdji, H., Breger, P., Taïeb, R., Caillat, J., Maquet, A., Monchicourt, P., Carré, B. and Salières, P., UVX2008, 65, EDP Sciences.
20. High-contrast pump-probe spectroscopy with high-order harmonics. Mairesse, Y., Boutu, W., Breger, P., Constant, E., Descamp, D., Dudovich, N., Fabre, B., Haessler, S., Higuet, J., Mével, E., Petit, S., Salières, P., Villeneuve, D. and Corkum, P. , UVX2008, 107, EDP Sciences.
21. Isolated attosecond pulses using a detuned second-harmonic field. Merdji, H., Auguste, T., Boutu, W., Caumes, J.P., Carré, B., Pfeifer, T., Jullien, A., Neumark, D.M., and Leone, S.R.; Opt. Lett. 32, 3134 (2007).
22. Subcycle dynamics in the laser ionization of molecules. Xie, X., Wickenhauser, M., Boutu, W., Merdji, H., Salières, P., and Scrinzi, A.; Phys. Rev. A 76, 023426 (2007).
23. Macroscopic control of high order harmonics quantum paths components for the generation of attosecond pulses. Merdji, H., Kovacev, M., Boutu, W., Salières, P., Vernay, F., and Carré, B.; Phys. Rev. A 74, 043804 (2006).
24. Generation of attosecond pulses in molecular nitrogen. Wabnitz, H., Mairesse, Y., Frasinski, L., Stankiewicz, M., Boutu, W., Breger, P., Johnsson, P., Merdji, H., Monchicourt, P., Salières, P., Varju, K., Vitteau, M., and Carré, B.; Eur. Phys. J.D 40, 305 (2006).
25. Frequency conversion of subnanojoule femtosecond pulses in microstructure fibers. Konorov, S., Fedotov, A., Boutu, W., Serebryannikov, E., Sidorov-Biryukov, D., Kondrat'ev, Y., Shevandin, V., Dukel'skii, K., Khokhlov, A. and Zheltikov, A.; Optics and Spectroscopy 96, 575 (2004).
26. Multiplex frequency conversion of subnanojoule femtosecond pulses in microstructure fibers. Konorov, S., Fedotov, A., Boutu, W., Serebryannikov, E., Sidorov-Biryukov, D., Kondrat'ev, Y., Shevandin, V., Dukel'skii, K., Khokhlov, A., and Zheltikov, A.; Laser Physics 13, 1 (2003).