Search Results - "Ghysels, M."

Measurement and Modeling of Air‐Broadened Methane Absorption in the MERLIN Spectral Region at Low Temperatures by Delahaye, T., Ghysels, M., Hodges, J. T., Sung, K., Armante, R., Tran, H.

“…The ability to precisely model methane absorption in the R(6) manifold of the 2ν3 band at atmospheric pressure and temperature conditions is a key technical…”
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Pressure-broadening and narrowing coefficients and temperature dependence measurements of CO2 at 2.68μm by laser diode absorption spectroscopy for atmospheric applications by Ghysels, M., Durry, G., Amarouche, N.

“…[Display omitted] ► Determinate accurate spectroscopic parameters in order to process CO2 balloon spectra. ► Temperature dependence of air-broadening and…”
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Spectroscopy of CH4 with a difference-frequency generation laser at 3.3 micron for atmospheric applications by Ghysels, M., Gomez, L., Cousin, J., Amarouche, N., Jost, H., Durry, G.

“…The 3.25 micron spectral region is very suitable for the in situ sensing of CH 4 in the troposphere and the lower stratosphere with light-weight laser sensors…”
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A lightweight balloon-borne laser diode sensor for the in-situ measurement of CO2 at 2.68 micron in the upper troposphere and the lower stratosphere by Ghysels, M., Durry, G., Amarouche, N., Cousin, J., Joly, L., Riviere, E. D., Beaumont, L.

“…We report the development of a laser sonde operated under stratospheric balloons and devoted to the in-situ measurement of carbon dioxide in the upper…”
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Relevant radiological anatomy of the pig as a training model in interventional radiology by Dondelinger, R F, Ghysels, M P, Brisbois, D, Donkers, E, Snaps, F R, Saunders, J, Devière, J

“…The use of swine for teaching purposes in medicine and surgery has largely increased in recent years. Detailed knowledge of the porcine anatomy and physiology…”
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Pulmonary hypertension after transjugular intrahepatic portosystemic shunt: Effects on right ventricular function by Van der Linden, P, Le Moine, O, Ghysels, M, Ortinez, M, Deviere, J

“…The short- and mid-term hemodynamic effects of transjugular intrahepatic portosystemic shunt (TIPS) were studied in 16 sedated cirrhotic patients. Indications…”
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Laser absorption spectroscopy of methane at 1000 K near 1.7 µm: A validation test of the spectroscopic databases by Ghysels, M., Vasilchenko, S., Mondelain, D., Béguier, S., Kassi, S., Campargue, A.

“…•A tubular furnace is combined with a diode laser absorption spectrometer.•Spectra of methane are recorded at 964 K near 1.65 µm.•The gas temperature is…”
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CT of a Mexican stone sculpture by Ghysels, M

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Interlude: CT of Peruvian whistling bottles by Ghysels, M

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The absorption spectrum of 13CH4 at 80 K and 296 K near 1.73 µm by Konefał, M., Ghysels, M., Mondelain, D., Kassi, S., Campargue, A.

“…[Display omitted] •Spectra of “pure” 13CH4 recorded at 80 K and 296 K near 1.73 µm.•The studied region corresponds to the highly congested central part of the…”
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The absorption spectrum of 13 CH 4 at 80 K and 296 K near 1.73 µm by Konefał, M., Ghysels, M., Mondelain, D., Kassi, S., Campargue, A.

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The methane absorption spectrum near 1.73 µm (5695–5850 cm−1): Empirical line lists at 80 K and 296 K and rovibrational assignments by Ghysels, M., Mondelain, D., Kassi, S., Nikitin, A.V., Rey, M., Campargue, A.

“…•Spectra of methane recorded at 80 K and 297 K near 1.75 µm.•The studied region corresponds to the highly congested central part of the Tetradecad.•About 4000…”
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On the cross-tropopause transport of water by tropical convective overshoots: a mesoscale modelling study constrained by in situ observations during the TRO-Pico field campaign in Brazil by Behera, Abhinna K, Rivière, Emmanuel D, Khaykin, Sergey M, Marécal, Virginie, Ghysels, Mélanie, Burgalat, Jérémie, Held, Gerhard

“…Deep convection overshooting the lowermost stratosphere is well known for its role in the local stratospheric water vapour (WV) budget. While it is seldom the…”
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Pico-Light H2O: intercomparison of in situ water vapour measurements during the AsA 2022 campaign by Ghysels, Mélanie, Durry, Georges, Amarouche, Nadir, Hurst, Dale, Hall, Emrys, Xiong, Kensy, Dupont, Jean-Charles, Samake, Jean-Christophe, Frérot, Fabien, Bejjani, Raghed, Riviere, Emmanuel D

“…The mid-infrared lightweight tunable diode laser hygrometer, “Pico-Light H2O”, the successor to Pico-SDLA H2O, is presented and its performances are evaluated…”
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Temperature dependences of air-broadening, air-narrowing and line-mixing coefficients of the methane ν3 R(6) manifold lines—Application to in-situ measurements of atmospheric methane by Ghysels, M., Gomez, L., Cousin, J., Tran, H., Amarouche, N., Engel, A., Levin, I., Durry, G.

“…In this work, we have revisited the spectroscopy of the R(6) manifold of the ν3 band of methane which is particularly suitable for in situ laser monitoring of…”
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Hepatic lymphography: another trick for portal vein location during transjugular intrahepatic portosystemic shunts by Ghysels, M P, Le Moine, O, Devière, J

“…Abstract only…”
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Evidence of horizontal and vertical transport of water in the Southern Hemisphere tropical tropopause layer (TTL) from high-resolution balloon observations by Khaykin, Sergey M, Pommereau, Jean-Pierre, Riviere, Emmanuel D, Held, Gerhard, Ploeger, Felix, Ghysels, Melanie, Amarouche, Nadir, Vernier, Jean-Paul, Wienhold, Frank G, Ionov, Dmitry

“…High-resolution in situ balloon measurements of water vapour, aerosol, methane and temperature in the upper tropical tropopause layer (TTL) and lower…”
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Temperature dependences of air-broadening, air-narrowing and line-mixing coefficients of the methane nu 3 R(6) manifold lines-Application to in-situ measurements of atmospheric methane by Ghysels, M, Gomez, L, Cousin, J, Tran, H, Amarouche, N, Engel, A, Levin, I, Durry, G

“…In this work, we have revisited the spectroscopy of the R(6) manifold of the nu 3 band of methane which is particularly suitable for in situ laser monitoring…”
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Intercomparison of in situ water vapor balloon-borne measurements from Pico-SDLA H2O and FLASH-B in the tropical UTLS by Riviere, Emmanuel D

“…In this paper we compare water vapor mixing ratio measurements from two quasi-parallel flights of the Pico-SDLA H2O and FLASH-B hygrometers. The measurements…”
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Wallstent misplacement into the paraumbilical vein during TIPS from the left hepatic vein: correction by placing a second stent through the mesh of the first stent by GHYSELS, M. P, LE MOINE, O, DEVIERE, J, CUVELLIEZ, P, RYPENS, F, ADLER, M, STRUYVEN, J. L

“…During a TIPS procedure using the left hepatic vein approach, a Wallstent was misplaced into a dilated paraumbilical vein instead of the left portal vein. The…”
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