Search Results - "Parpia, J."
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Tunable phonon-cavity coupling in graphene membranes
Published in Nature nanotechnology (01-09-2016)“…Intrinsic material nonlinearities in suspended graphene generate tunable intermodal coupling that can be used to cool or amplify thermal-mechanical motion in a…”
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2
Stamp Transferred Suspended Graphene Mechanical Resonators for Radio Frequency Electrical Readout
Published in Nano letters (11-01-2012)“…We present a simple micromanipulation technique to transfer suspended graphene flakes onto any substrate and to assemble them with small localized gates into…”
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3
The A-B transition in superfluid helium-3 under confinement in a thin slab geometry
Published in Nature communications (03-07-2017)“…The influence of confinement on the phases of superfluid helium-3 is studied using the torsional pendulum method. We focus on the transition between the A and…”
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4
Supercooling of the A phase of 3He
Published in Nature communications (10-01-2023)“…Because of the extreme purity, lack of disorder, and complex order parameter, the first-order superfluid 3 He A–B transition is the leading model system for…”
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5
Fragility of surface states in topological superfluid 3He
Published in Nature communications (10-03-2021)“…Superfluid 3 He, with unconventional spin-triplet p-wave pairing, provides a model system for topological superconductors, which have attracted significant…”
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6
Thermal transport of helium-3 in a strongly confining channel
Published in Nature communications (24-09-2020)“…The investigation of transport properties in normal liquid helium-3 and its topological superfluid phases provides insights into related phenomena in electron…”
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7
High-Q nanomechanics via destructive interference of elastic waves
Published in Physical review letters (28-01-2011)“…Mechanical dissipation poses a ubiquitous challenge to the performance of nanomechanical devices. Here we analyze the support-induced dissipation of…”
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8
Detection of DNA and poly-l-lysine using CVD graphene-channel FET biosensors
Published in Nanotechnology (27-03-2015)“…A graphene channel field-effect biosensor is demonstrated for detecting the binding of double-stranded DNA and poly-l-lysine. Sensors consist of chemical vapor…”
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9
Stress and silicon nitride: a crack in the universal dissipation of glasses
Published in Physical review letters (05-06-2009)“…High-stress silicon nitride microresonators exhibit a remarkable room temperature Q factor that even exceeds that of single crystal silicon. A study of the…”
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10
Observation of a new superfluid phase for 3He embedded in nematically ordered aerogel
Published in Nature communications (27-09-2016)“…In bulk superfluid 3 He at zero magnetic field, two phases emerge with the B-phase stable everywhere except at high pressures and temperatures, where the…”
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11
Nanomechanical resonant structures in nanocrystalline diamond
Published in Applied physics letters (02-12-2002)“…We report the fabrication and the operation of nanomechanical resonant structures in nanocrystalline diamond. For this purpose, continuous diamond films as…”
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12
Phase Diagram of the Topological Superfluid ³He Confined in a Nanoscale Slab Geometry
Published in Science (American Association for the Advancement of Science) (17-05-2013)“…The superfluid phases of helium-3 (³He) are predicted to be strongly influenced by mesoscopic confinement. However, mapping out the phase diagram in a confined…”
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13
Measurement of mechanical resonance and losses in nanometer scale silicon wires
Published in Applied physics letters (16-08-1999)“…We present data on nanofabricated suspended silicon wires driven at resonance. The wires are electrostatically driven and detected optically. We have observed…”
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14
Acoustic properties of amorphous silica between 1 and 500 mK
Published in Physical review letters (16-05-2008)“…We have made reliable measurements of the sound velocity delta v/v(0) and internal friction Q(-1) in vitreous silica at 1.03, 3.74, and 14.0 kHz between 1 mK…”
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15
Dissipation in nanocrystalline-diamond nanomechanical resonators
Published in Applied physics letters (09-02-2004)“…We have measured the dissipation and frequency of nanocrystalline-diamond nanomechanical resonators with resonant frequencies between 13.7 MHz and 157.3 MHz,…”
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16
Parametric amplification in a torsional microresonator
Published in Applied physics letters (04-09-2000)“…We observe parametric amplification in a torsional micron-scale mechanical resonator. An applied voltage is used to make a dynamic change to the torsional…”
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Nanomechanical resonant structures in silicon nitride: fabrication, operation and dissipation issues
Published in Sensors and actuators. A. Physical. (30-09-2002)“…We report the fabrication of silicon nitride mechanical devices with lateral dimensions as small as 50 nm. The measured resonant frequencies of these devices…”
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18
Limit cycle oscillations in CW laser-driven NEMS
Published in Journal of microelectromechanical systems (01-12-2004)“…Limit cycle, or self-oscillations, can occur in a variety of NEMS devices illuminated within an interference field. As the device moves within the field, the…”
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19
Optically pumped parametric amplification for micromechanical oscillators
Published in Applied physics letters (14-05-2001)Get full text
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Frequency entrainment for micromechanical oscillator
Published in Applied physics letters (20-10-2003)“…We demonstrate synchronization of laser-induced self-sustained vibrations of radio-frequency micromechanical resonators by applying a small pilot signal either…”
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