Search Results - "Ayela, Frédéric"

Liquid-phase exfoliation of graphite into graphene nanosheets in a hydrocavitating 'lab-on-a-chip' by Qiu, Xiaoyu, Bouchiat, Vincent, Colombet, Damien, Ayela, Frederic

“…Hydrodynamic cavitation 'on a chip' has been used to achieve liquid-phase exfoliation of natural graphite to get graphene. We have taken advantage of the small…”
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Localization and quantification of radical production in cavitating flows with luminol chemiluminescent reactions by Podbevšek, Darjan, Colombet, Damien, Ayela, Frederic, Ledoux, Gilles

“…•Quantization of free radical yield with luminol chemiluminescent reactions.•Localization of radical producing regions in microfluidic channel.•Linear radical…”
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Experimental evidences of radicals production by hydrodynamic cavitation: a short review by Nöpel, Julius-Alexander, Ayela, Frédéric

“…The presence of induced radicals and of chemical reactions, in liquids processed in ultrasonic reactors producing acoustic cavitation, has been widely…”
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CATHARE modelling of the HELIOS loop for the study of heat transfer to supercritical helium flowing in pipes following loss of insulating vacuum by Shoala, Sulayman, Ercolani, Éric, Poncet, Jean-Marc, Hoa, Christine, Ayela, Frédéric

“…•HELIOS experiment is modified to study vacuum loss on supercritical helium pipe.•HELIOS new design is investigated with the thermal hydraulic code…”
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Hydrodynamic Cavitation through “Labs on a Chip”: From Fundamentals to Applications by Ayela, Frederic, Cherief, Wahid, Colombet, Damien, Ledoux, Gilles, Martini, Mateo, Mossaz, Stephane, Podbevsek, Darjan, Qiu, Xiaoyu, Tillement, Olivier

“…Monitoring hydrodynamic cavitation of liquids through “labs on a chip” (i.e. microchannels with a shrinkage, such as microdiaphragms or microventuris) is an…”
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Role of the thermal entrance length on the viscous heating in microchannels by Mossaz, Stéphane, Colombet, Damien, Ledoux, Gilles, Ayela, Frédéric

“…The present work is devoted to experimental investigations on the viscous heating associated with fluid flows in microchannels with non-adiabatic walls. A very…”
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Experimental evidence of temperature gradients in cavitating microflows seeded with thermosensitive nanoprobes by Ayela, Frédéric, Medrano-Muñoz, Manuel, Amans, David, Dujardin, Christophe, Brichart, Thomas, Martini, Matteo, Tillement, Olivier, Ledoux, Gilles

“…Thermosensitive fluorescent nanoparticles seeded in deionized water combined with confocal microscopy enables thermal mapping over three dimensions of the…”
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Comparative study of luminescence and chemiluminescence in hydrodynamic cavitating flows and quantitative determination of hydroxyl radicals production by Perrin, L., Colombet, D., Ayela, F.

“…•Luminescence intensity of water hydrocavitating microflows has been measured.•Chemiluminescence of luminol hydrocavitating microflows has been…”
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Flow and heat transfer around a diamond-shaped cylinder at moderate Reynolds number by Sochinskii, A., Colombet, D., Medrano Muñoz, M., Ayela, F., Luchier, N.

“…•New correlations to describe flow and Nusselt number for a diamond-shaped cylinder.•The drag and Nusselt for 90° apex angle and a circular cylinder are very…”
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Hydrodynamic cavitation of binary liquid mixtures in laminar and turbulent flow regimes by Mossaz, S., Colombet, D., Ayela, F.

“…•Hydrodynamic cavitation of binary mixtures has been performed in microgeometries.•Hydrodynamic cavitation in a laminar flow regime has been reached.•An…”
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Observation of chemiluminescence induced by hydrodynamic cavitation in microchannels by Podbevsek, D., Colombet, D., Ledoux, G., Ayela, F.

“…•Chemiluminescence is recorded from an hydrodynamic cavitating luminol microflow.•‘in situ’ OH hydroxyl radical counting has been performed.•The photons yield…”
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Investigation of the Stability of Cu/NbTi Multifilament Composite Wires by Trillaud, F., Ayela, F., Devred, A., Tixador, P.

“…The thermo-electric stability of Cu/NbTi multifilament composite wires remains an important issue for magnet designers, especially, with respect to localized…”
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Microfabrication of electroplated integrated chromium tips onto a silicon actuator by Lennon, E., Ayela, F.

“…Electrodeposition has been claimed as an alternative and emerging technique devoted to the fabrication of tall microstructures. Various metals and alloys can…”
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