Search Results - "Idlahcen, Saïd"

Acousto-optically driven lensless single-shot ultrafast optical imaging by Touil, Mohamed, Idlahcen, Saïd, Becheker, Rezki, Lebrun, Denis, Rozé, Claude, Hideur, Ammar, Godin, Thomas

“…Driven by many applications in a wide span of scientific fields, a myriad of advanced ultrafast imaging techniques have emerged in the last decade, featuring…”
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Absorption of a nanosecond laser pulse by a picosecond laser-induced preformed aluminum plasma by Favre, Aurélien, Morel, Vincent, Bultel, Arnaud, Godard, Gilles, Idlahcen, Said, Grisolia, Christian

“…The LIBS (Laser-Induced Breakdown Spectroscopy) method has already demonstrated its reliability and its robustness in many situations for the multi-elemental…”
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Collinear, two-color optical Kerr effect shutter for ultrafast time-resolved imaging by Purwar, Harsh, Idlahcen, Saïd, Rozé, Claude, Sedarsky, David, Blaisot, Jean-Bernard

“…Imaging with ultrashort exposure times is generally achieved with a crossed-beam geometry. In the usual arrangement, an off-axis gating pulse induces…”
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Three-dimensional light scattering by a real liquid jet: VCRM simulation and experimental validation by Duan, Qingwei, Han, Xiang’e, Idlahcen, Saïd, Fang Ren, Kuan

“…•An algorithm in the framework of VCRM is proposed to calculate the 3D light scattering by a large nonspherical particle with smooth surface.•The ray tracing,…”
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Real-time tracking of single shockwaves via amplified time-stretch imaging by Hanzard, Pierre-Henry, Godin, Thomas, Idlahcen, Saïd, Rozé, Claude, Hideur, Ammar

“…We report the tracking of single laser-induced shockwaves (SWs) using a real-time all-optical imaging setup based on amplified time-stretch dispersive Fourier…”
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Ultrafast high-repetition imaging of fuel sprays using picosecond fiber laser by Purwar, Harsh, Wang, Hongjie, Tang, Mincheng, Idlahcen, Saïd, Rozé, Claude, Blaisot, Jean-Bernard, Godin, Thomas, Hideur, Ammar

“…Modern diesel injectors operate at very high injection pressures of about 2000 bar resulting in injection velocities as high as 700 m/s near the nozzle outlet…”
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μJ-level normal-dispersion fiber optical chirped-pulse parametric oscillator by Guezennec, Tristan, Idlahcen, Saïd, Cervera, Armand, Hanzard, Pierre-Henry, Landais, David, Provino, Laurent, Haboucha, Adil, Godin, Thomas, Hideur, Ammar

“…We demonstrate the generation of broadband tunable and synchronized pulses exceeding the microjoule level using the new concept of Fiber Optical Parametric…”
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Double pulse laser-induced plasmas on W and Al by ps-LIBS: Focus on the plasma-second pulse interaction by Favre, Aurélien, Morel, Vincent, Bultel, Arnaud, Godard, Gilles, Idlahcen, Said, Benyagoub, Abdenacer, Monnet, Isabelle, Sémérok, Alexandre, Dinescu, Maria, Markelj, Sabina, Magaud, Philippe, Grisolia, Christian

“…The LIBS (laser-induced breakdown spectroscopy) method can be implemented to determine the multi-elemental composition of solid samples. Unfortunately, the…”
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GaAs-chip-based mid-infrared supercontinuum generation by Granger, Geoffroy, Bailly, Myriam, Delahaye, Hugo, Jimenez, Cristian, Tiliouine, Idris, Leventoux, Yann, Orlianges, Jean-Christophe, Couderc, Vincent, Gérard, Bruno, Becheker, Rezki, Idlahcen, Said, Godin, Thomas, Hideur, Ammar, Grisard, Arnaud, Lallier, Eric, Février, Sébastien

“…The mid-infrared spectral region opens up new possibilities for applications such as molecular spectroscopy with high spatial and frequency resolution. For…”
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High energy 50 fs fiber-based laser system for high harmonics generation in solids by Boukhaoui, Djamila, Idlahcen, Said, Houard, Jonathan, Blum, Ivan, Godin, Thomas, Amrani, Foued, Gérôme, Frédéric, Benabid, Fetah, Vella, Angela, Hideur, Ammar

“…We report on a high energy ultrafast fibre laser architecture designed for high harmonics generation in solids. The laser delivering 50 fs pulses with 2.12 µJ…”
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Analysis of a textural atomization process by Dumouchel, Christophe, Blaisot, Jean-Bernard, Abuzahra, Fakhry, Sou, Akira, Godard, Gilles, Idlahcen, Said

“…The experimental work reported in this paper addresses the question of the description of a textural atomization process including the atomizing structures and…”
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Velocity measurements in the near field of a diesel fuel injector by ultrafast imagery by Sedarsky, David, Idlahcen, Saïd, Rozé, Claude, Blaisot, Jean-Bernard

“…This paper examines the velocity profile of fuel issuing from a high-pressure single-orifice diesel injector. Velocities of liquid structures were determined…”
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µJ-level normal dispersion fiber optical parametric chirped-pulse oscillator based on a collapsed-ends photonic crystal fiber by Guezennec, Tristan, Idlahcen, Said, Cervera, Armand, Hanzard, Pierre-Henry, Landais, David, Provino, Laurent, Haboucha, Adil, Godin, Thomas, Hideur, Ammar

“…We demonstrate the generation of broadband tunable and synchronized pulses exceeding the microjoule level using the new concept of fiber optical parametric…”
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Continuous-wave and SESAM mode-locked 2.3-µm Tm:LiYF4 lasers: Upconversion pumping at 1.45 µm by Bae, Ji Eun, Gaulke, Marco, Loiko, Pavel, Heidrich, Jonas, Golling, Matthias, Idlahcen, Said, Guillemot, Lauren, Benayad, Abdelmjid, Godin, Thomas, Keller, Ursula, Camy, Patrice, Hideur, Ammar

“…A Tm:LiYF4 laser operating on the 3H4→3H5 transition with upconversion pumping at 1.45 µm generates 831 mW at 2313 nm with 34.0% slope efficiency. Mode-locked…”
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2.8-µm polarization-maintaining Er fiber laser mode-locked by a GaSb-based SESAM by Normani, Simone, Idlahcen, Saïd, Loiko, Pavel, Hatim, Saad, Hanzard, Pierre-Henry, De Paula, Alisson Rodrigues, Guillemot, Lauren, Godin, Thomas, Berthelot, Thibaud, Cozic, Solenn, Poulain, Samuel, Koivusalo, Eero, Guina, Mircea, Camy, Patrice, Hideur, Ammar

“…A GaSb-based SEmiconductor Saturable Absorber Mirror (SESAM) enables continuous-wave picosecond mode-locked operation with excellent stability of a…”
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Sub-picosecond ballistic imaging of a liquid jet by Idlahcen, Saïd, Rozé, Claude, Méès, Loïc, Girasole, Thierry, Blaisot, Jean-Bernard

“…A diesel jet visualisation based on an ultra-short light pulse and a time-resolved detection is proposed. An optical gate, consisting of a beta barium borate…”
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Dynamics of a high-energy fiber optical parametric chirped-pulse oscillator by Guezennec, Tristan, Idlahcen, Said, Provino, Laurent, HABOUCHA, ADIL, Godin, Thomas, Hideur, Ammar

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Upconversion-pumped femtosecond thulium laser at 2309 nm mode-locked by a GaSb-based SESAM by Tyazhev, Aleksey, Bae, Ji Eun, Gaulke, Marco, Loiko, Pavel, Heidrich, Jonas, Golling, Matthias, Idlahcen, Said, Guillemot, Lauren, Godin, Thomas, Camy, Patrice, Keller, Ursula, Hideur, Ammar

“…We report on a femtosecond thulium laser operating on the H → H transition with upconversion pumping around 1 µm and passively mode-locked by a GaSb-based…”
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Insights into the flow and scalar structures when shifting from methane to hydrogen turbulent flames using simultaneous PIV – OH PLIF and spontaneous Raman scattering by Rajamanickam, Kuppuraj, Mahuthannan, Ariff Magdoom, Lacour, Corine, Idlahcen, Said, Cessou, Armelle, Honoré, David, Lecordier, Bertrand

“…This study discusses fundamental turbulence-chemistry interactions in a canonical non-premixed bluff body burner fueled with 100% methane or hydrogen…”
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Statistic Vectorial Complex Ray Model and its Application to Three-Dimension Scattering of a Non-spherical Particle by Yang, Ruiping, Wei, Bing, Rozé, Claude, Idlahcen, Saïd, Ren, Kuan Ffang

“…A Statistic Vectorial Complex Ray Model (SVCRM) is proposed for the scattering of a plane wave by a non-spherical dielectric particle in three dimensions. This…”
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