Search Results - "Mathew, John P"
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1
Dynamical strong coupling and parametric amplification of mechanical modes of graphene drums
Published in Nature nanotechnology (01-09-2016)“…Tension-induced tunable mode coupling in graphene drums enables coherent energy transfer between mechanical modes to realize strong coupling and amplification…”
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2
Optical circulation in a multimode optomechanical resonator
Published in Nature communications (04-05-2018)“…Breaking the symmetry of electromagnetic wave propagation enables important technological functionality. In particular, circulators are nonreciprocal…”
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3
Synthetic gauge fields for phonon transport in a nano-optomechanical system
Published in Nature nanotechnology (01-03-2020)“…Gauge fields in condensed matter physics give rise to nonreciprocal and topological transport phenomena and exotic electronic states 1 . Nanomechanical systems…”
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4
Nanoscale Electromechanics To Measure Thermal Conductivity, Expansion, and Interfacial Losses
Published in Nano letters (11-11-2015)“…We study the effect of localized Joule heating on the mechanical properties of doubly clamped nanowires under tensile stress. Local heating results in…”
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5
Light matter interaction in WS2 nanotube-graphene hybrid devices
Published in Applied physics letters (01-12-2014)“…We study the light matter interaction in WS2 nanotube-graphene hybrid devices. Using scanning photocurrent microscopy, we find that by engineering graphene…”
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6
Wide Bandwidth Nanowire Electromechanics on Insulating Substrates at Room Temperature
Published in Nano letters (12-12-2012)“…We study InAs nanowire resonators fabricated on sapphire substrate with a local gate configuration. The key advantage of using an insulating sapphire substrate…”
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7
Zirconium-Doped Ceria Nanoparticles as Anticorrosion Pigments in Waterborne Epoxy–Polymer Coatings
Published in ACS applied nano materials (22-01-2021)“…The use of anticorrosion pigments in polymeric coatings is an effective way for the prevention of corrosion of metals. Ceria nanoparticle-based pigments are…”
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8
Tension mediated nonlinear coupling between orthogonal mechanical modes of nanowire resonators
Published in Solid state communications (01-10-2018)“…We study the nonlinear coupling between orthogonal flexural modes of doubly clamped InAs nanowire resonators. The two orthogonal modes are formed by the…”
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9
Limits on the bolometric response of graphene due to flicker noise
Published in Applied physics letters (02-02-2015)“…We study the photoresponse of graphene field effect transistors using scanning photocurrent microscopy in near and far field configurations, and we find that…”
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10
Synthetic Magnetic Fields and Non-Hermitian Dynamics for Phonons in a Nano-Optomechanical System
Published in 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) (21-06-2021)“…Synthetic gauge fields can be harnessed to engineer unconventional transport and localization of energy by breaking time-reversal symmetry. Nano-optomechanical…”
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Conference Proceeding -
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Light matter interaction in WS{sub 2} nanotube-graphene hybrid devices
Published in Applied physics letters (01-12-2014)“…We study the light matter interaction in WS{sub 2} nanotube-graphene hybrid devices. Using scanning photocurrent microscopy, we find that by engineering…”
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12
Light matter interaction in WS 2 nanotube-graphene hybrid devices
Published in Applied physics letters (01-12-2014)Get full text
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13
Cultural exegesis of film: The "Elements Trilogy" as a case study
Published 01-01-2015“…The primary objective of this research is to develop a theoretical framework in anthropological research for considering cinema as a ‘datum of culture.’ I will…”
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Dissertation -
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Nanomechanical Design Strategy for Single-Mode Optomechanical Measurement
Published 21-02-2022“…The motion of a mechanical resonator is intrinsically decomposed over a collection of normal modes of vibration. When the resonator is used as a sensor, its…”
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15
Synthetic gauge fields for phonon transport in a nano-optomechanical system
Published 21-12-2018“…Gauge fields play important roles in condensed matter, explaining for example nonreciprocal and topological transport phenomena. Establishing gauge potentials…”
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Journal Article -
16
Tension mediated nonlinear coupling between orthogonal mechanical modes of nanowire resonators
Published 03-08-2018“…Solid State Communications 282, 17-20 (2018) We study the nonlinear coupling between orthogonal flexural modes of doubly clamped InAs nanowire resonators. The…”
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Journal Article -
17
Dynamical gauge fields for phonons in an optomechanical system
Published in 2019 Conference on Lasers and Electro-Optics (CLEO) (01-05-2019)“…We demonstrate a synthetic gauge field for phonon transport in a nano-optomechanical platform. Employing time-modulated radiation pressure forces, we evidence…”
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Conference Proceeding -
18
Optical circulation in a multimode optomechanical resonator
Published 25-08-2017“…Nature Communications 9, 1798 (2018) Optical circulators are important components of modern day communication technology. With their ability to route photons…”
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Journal Article -
19
Nonreciprocal transmission and optical isolation with effective magnetic fields in multimode optomechanical systems
Published in 2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) (01-06-2017)“…Summary form only given. The creation of systems that violate reciprocity requires suitable forms of time-reversal symmetry breaking. For electromagnetic…”
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Conference Proceeding -
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Limits on the Bolometric response of Graphene due to flicker noise
Published 10-02-2015“…Appl. Phys. Lett. 106, 051113 (2015) We study the photoresponse of graphene field effect transistors using scanning photocurrent microscopy in near and far…”
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Journal Article