Search Results - "Poncharal, Philippe"

Giant osmotic energy conversion measured in a single transmembrane boron nitride nanotube by Siria, Alessandro, Poncharal, Philippe, Biance, Anne-Laure, Fulcrand, Rémy, Blase, Xavier, Purcell, Stephen T., Bocquet, Lydéric

“…A very large, osmotically induced electric current is generated by a salinity gradient between the ends of a single boron nitride transmembrane nanotube, owing…”
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A universal and ultrasensitive vectorial nanomechanical sensor for imaging 2D force fields by de Lépinay, Laure Mercier, Pigeau, Benjamin, Besga, Benjamin, Vincent, Pascal, Poncharal, Philippe, Arcizet, Olivier

“…The miniaturization of force probes into nanomechanical oscillators enables ultrasensitive investigations of forces on dimensions smaller than their…”
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Electromechanical resonances and field-emission-induced self-oscillations of single crystal diamond needles by Kleshch, Victor I., Ismagilov, Rinat R., Mukhin, Vsevolod V., Orekhov, Anton S., Poncharal, Philippe, Purcell, Stephen T., Obraztsov, Alexander N.

“…Due to its outstanding mechanical characteristics, diamond is an ideal material for use in micro- and nano-electromechanical systems. In this paper, we report…”
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Electrostatic Deflections and Electromechanical Resonances of Carbon Nanotubes by Poncharal, Philippe, Wang, Z. L., Ugarte, Daniel, de Heer, Walt A.

“…Static and dynamic mechanical deflections were eLectrically induced in cantilevered, multiwalled carbon nanotubes in a transmission electron microscope. The…”
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Carbon Nanotube Quantum Resistors by Frank, Stefan, Poncharal, Philippe, Wang, Z. L., de Heer, Walt A.

“…The conductance of multiwalled carbon nanotubes (MWNTs) was found to be quantized. The experimental method involved measuring the conductance of nanotubes by…”
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Room Temperature Ballistic Conduction in Carbon Nanotubes by Poncharal, Philippe, Berger, Claire, Yi, Yan, Wang, Z. L, de Heer, Walt A

“…Multiwalled carbon nanotubes are shown to be ballistic conductors at room temperature, with mean free paths of the order of tens of microns. The measurements…”
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Liquid Carbon, Carbon-Glass Beads, and the Crystallization of Carbon Nanotubes by de Heer, Walt A, Poncharal, Philippe, Berger, Claire, Gezo, Joseph, Song, Zhimin, Bettini, Jefferson, Ugarte, Daniel

“…The formation of carbon nanotubes in a pure carbon arc in a helium atmosphere is found to involve liquid carbon. Electron microscopy shows a viscous…”
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Ballistic conduction in multiwalled carbon nanotubes by Berger, Claire, Poncharal, Philippe, Yi, Yan, de Heer, Walt

“…The electrical transport in multiwalled carbon nanotubes is shown to be ballistic at room temperature with mean free paths on the order of tens of microns. The…”
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Growth and physical properties of individual single-walled carbon nanotubes by PAILLET, Matthieu, JOURDAIN, Vincent, PONCHARAL, Philippe, SAUVAJOL, Jean-Louis, ZAHAB, Ahmed, MEYER, Jannik C, ROTH, Siegmar, CORDENTE, Nadège, AMIENS, Catherine, CHAUDRET, Bruno

“…We have developed a versatile catalyst-assisted chemical vapor deposition (CVD) technique for the synthesis of single-walled carbon nanotubes (SWNTs) from…”
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Pressure-Mediated Doping in Graphene by Nicolle, Jimmy, Machon, Denis, Poncharal, Philippe, Pierre-Louis, Olivier, San-Miguel, Alfonso

“…Exfoliated graphene and few layer graphene samples supported on SiO2 have been studied by Raman spectroscopy at high pressure. For samples immersed on a…”
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Ultrahigh interlayer friction in multiwalled boron nitride nanotubes by Niguès, A., Siria, A., Vincent, P., Poncharal, P., Bocquet, L.

“…Carbon nanotubes (CNTs) and boron nitride nanotubes (BNNTs) have similar surface crystallography and mechanical properties. It is now shown that the interlayer…”
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Bidimensional nano-optomechanics and topological backaction in a non-conservative radiation force field by Gloppe, A., Verlot, P., Dupont-Ferrier, E., Siria, A., Poncharal, P., Bachelier, G., Vincent, P., Arcizet, O.

“…Optomechanics, which explores the fundamental coupling between light and mechanical motion, has made important advances in manipulating macroscopic mechanical…”
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Giant, Voltage Tuned, Quality Factors of Single Wall Carbon Nanotubes and Graphene at Room Temperature by Descombin, A, Poncharal, P, Pascale-Hamri, A, Choueib, M, Diehl, R, Vincent, P, Purcell, S. T, Ayari, A, Perisanu, S

“…Mastering dissipation in graphene-based nanostructures is still the major challenge in most fundamental and technological exploitations of these ultimate…”
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Giant osmotic energy conversion measured in a single transmembrane boron nitride nanotube by Siria, Alessandro, Poncharal, Philippe, Biance, Anne-Laure, Fulcrand, Remy, Blase, Xavier, Purcell, Stephen T, Bocquet, Lyderic

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Electron Fluctuation Induced Resonance Broadening in Nano Electromechanical Systems: The Origin of Shear Force in Vacuum by Siria, A, Barois, T, Vilella, K, Perisanu, S, Ayari, A, Guillot, D, Purcell, S.T, Poncharal, P

“…This article presents a study of the poorly understood “shear-force” used in an important class of near-field instruments that use mechanical resonance…”
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A single NV defect coupled to a nanomechanical oscillator by Arcizet, Olivier, Jacques, Vincent, Siria, Alessandro, Poncharal, Philippe, Vincent, Pascal, Seidelin, Signe

“…A single Nitrogen Vacancy (NV) center hosted in a diamond nanocrystal is positioned at the extremity of a SiC nanowire. This novel hybrid system couples the…”
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Electron beam assisted field evaporation of insulating nanowires/tubes by Blanchard, N. P., Niguès, A., Choueib, M., Perisanu, S., Ayari, A., Poncharal, P., Purcell, S. T., Siria, A., Vincent, P.

“…We demonstrate field evaporation of insulating materials, specifically BN nanotubes and undoped Si nanowires, assisted by a convergent electron beam. Electron…”
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Effect of rotational stacking faults on the Raman spectra of folded graphene by Poncharal, P., Ayari, A., Michel, T., Sauvajol, J.-L.

“…The Raman spectral signature of folded graphene layers for one to six layers was studied. Folding allows realization of rotational disorder in otherwise…”
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Field emission measure of the time response of individual semiconducting nanowires to laser excitation by Choueib, M., Ayari, A., Poncharal, P., Journet, C., Cojocaru, C. S., Martel, R., Purcell, S. T.

“…A simple technique is explored to determine the temporal photo-response, τ , of individual semiconducting SiC and Si nanowires (NWs), with a high time…”
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Raman spectra of misoriented bilayer graphene by Poncharal, P., Ayari, A., Michel, T., Sauvajol, J.-L.

“…We compare the main feature of the measured Raman scattering spectra from single layer graphene with a bilayer in which the two layers are arbitrarily…”
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