Search Results - "Hespel, Laurent"

Reflectances from a supercontinuum laser-based instrument: hyperspectral, polarimetric and angular measurements by Ceolato, Romain, Riviere, Nicolas, Hespel, Laurent

“…Recent developments of active hyperspectral systems require optical characterization of man-made materials for instrument calibration. This work presents an…”
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Impact of blur on 3D laser imaging: Monte-Carlo modelling for underwater applications by Walcarius, Kevin, Rosin, Joachim, Hespel, Laurent, Chami, Malik, Dartigalongue, Thibault

“…3D laser imaging technology could allow visualizing objects hidden in turbid water. Such a technology mainly works at short distances (<50 m) because of the…”
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Active imaging systems to see through adverse conditions: Light-scattering based models and experimental validation by Riviere, Nicolas, Ceolato, Romain, Hespel, Laurent

“…Onera, the French aerospace lab, develops and models active imaging systems to understand the relevant physical phenomena affecting these systems performance…”
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Polarimetric and angular light-scattering from dense media: Comparison of a vectorial radiative transfer model with analytical, stochastic and experimental approaches by Riviere, Nicolas, Ceolato, Romain, Hespel, Laurent

“…Our work presents computations via a vectorial radiative transfer model of the polarimetric and angular light scattered by a stratified dense medium with small…”
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Experimental and numerical analysis of ballistic and scattered light using femtosecond optical Kerr gating: a way for the characterization of strongly scattering media by d'Abzac, François-Xavier, Kervella, Myriam, Hespel, Laurent, Dartigalongue, Thibault

“…We have developed a new experimental setup based on optical Kerr gating in order to isolate either the transmitted or the scattered light going through an…”
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Picosecond time scale modification of forward scattered light induced by absorption inside particles by Kervella, Myriam, d'Abzac, Françoix-Xavier, Hache, François, Hespel, Laurent, Dartigalongue, Thibault

“…The aim of this work is to evaluate the influence of absorption processes on the Time Of Flight (TOF) of the light scattered out of a thick medium in the…”
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Propagation channel assessment for GEO feeder links by Paillier, L., Lai-Tim, Yann, Poiron, Alex, Klotz, Emile, Lefebvre, Sidonie, Musso, Christian, Fusco, Thierry, Petit, Cyril, Bonnefois, Aurelie Montmerle, Chalali, Elyes, Caillault, Karine, Hespel, Laurent, Krafft, Lea, Montri, Joseph, Quatresooz, Florian, Poulenard, Sylvain, Veedrenne, Nicolas

“…Seen as the essential infrastructure supporting future high-throughput space data highways, Optical Feeder Links are still confronted with the need to manage…”
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Radiative properties of scattering and absorbing dense media: theory and experimental study by Hespel, Laurent, Mainguy, Stéphane, Greffet, Jean-Jacques

“…We investigate the validity of the radiative transfer equation to model transmission of light through an absorbing and scattering medium. Assuming that…”
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Influence of absorption on the time of flight of the light going through a complex medium by M. Kervella, F.-X. d'Abzac, F. Hache, L. Hespel, T. Dartigalongue

“…The aim of this work is to evaluate the influence of absorption processes on the time of flight of light going through an absorbing and scattering thick medium…”
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