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Theoretical analysis of a suspended nanomechanical membrane subject to an optical driving field in an optomechanical cavity is presented, which is confirmed through numerical simulations. In the presence of an optical field between its…

Quantum Physics · Physics 2016-01-26 Muhammad Javed Akram , Farhan Saif

Coupled nanomechanical resonators are interesting for both fundamental studies and practical applications as they offer rich and tunable oscillation dynamics. At present, the mechanical coupling in such systems is often mediated by a fixed…

Mesoscale and Nanoscale Physics · Physics 2020-11-10 G. J. Verbiest , M. Goldsche , J. Sonntag , T. Khodkov , N. von den Driesch , D. Buca , C. Stampfer

We obtained the exact expression of the electric potential in the space around a nanowall that is vertically mounted on a planar cathode. The system is designed as a cold field electron emitter or an electron tunneling line scanner. The…

Materials Science · Physics 2011-04-21 Xi-Zhou Qin , Wie-Liang Wang , Zhi-Bing Li

Hybrid systems consisting of a quantum emitter coupled to a mechanical oscillator are receiving increasing attention for fundamental science and potential applications in quantum technologies. In contrast to most of the presented works, in…

Because of their nonlinearity, vibrational modes of resonantly driven nanomechanical systems have coexisting stable states of forced vibrations in a certain range of the amplitude of the driving force. Depending on its phase, which encodes…

Mesoscale and Nanoscale Physics · Physics 2018-07-04 Yukihiro Tadokoro , Hiroya Tanaka , M. I. Dykman

We present a nanomechanical device design to be used in a non-volatile mechanical memory point. The structure is composed of a suspended slender nanowire (width : 100nm, thickness 430nm length : 8 to 30$\mu$m) clamped at its both ends.…

Other Computer Science · Computer Science 2008-12-18 B. Charlot , W. Sun , K. Yamashita , H. Fujita , H. Toshiyoshi

Microfludic channels are now a well established platform for many purposes, including bio-medical research and Lab on a Chip applications. However, the nature of flow within these channels is still unclear. There is evidence that the mean…

Quantum Physics · Physics 2020-03-30 Daniel Cohen , Ramil Nigmatullin , Oded Kenneth , Fedor Jelezko , Maxim Khodas , Alex Retzker

The high flexibility, impermeability and strength of graphene membranes are key properties that can enable the next generation of nanomechanical sensors. However, for capacitive pressure sensors the sensitivity offered by a single suspended…

Nanomechanical resonator based on levitated particle exhibits unique advantages in the development of ultrasensitive electric field detector. We demonstrate a three-dimensional, high-sensitivity electric field measurement technology using…

Applied Physics · Physics 2022-08-30 Shaocong Zhu , Zhenhai Fu , Xiaowen Gao , Cuihong Li , Zhiming Chen , Yingying Wang , Xingfan Chen , Huizhu Hu

We analyze the quantum information processing capability of a superconducting transmon circuit used to mediate interactions between quantum information stored in a collection of phononic crystal cavity resonators. Having only a single…

Quantum Physics · Physics 2019-07-31 Marek Pechal , Patricio Arrangoiz-Arriola , Amir H. Safavi-Naeini

We present quantitative predictions of the performance of nanotubes and nanowires as antennas, including the radiation resistance, the input reactance and resistance, and antenna efficiency, as a function of frequency and nanotube length.…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Peter J. Burke , Shengdong Li , Zhen Yu

The voltage dependence of nanoelectromechanical effects in a system where the quantized mechanical vibrations of a quantum dot are coupled to coherent tunneling of electrons through a single level in the dot is studied. It is found that…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 D. Fedorets

Understanding and controlling the flow of heat is a major challenge in nanoelectronics. When a junction is driven out of equilibrium by light or the flow of electric charge, the vibrational and electronic degrees of freedom are, in general,…

Mesoscale and Nanoscale Physics · Physics 2011-06-29 Daniel R. Ward , David A. Corley , James M. Tour , Douglas Natelson

Mechanical resonances are used in a wide variety of devices; from smart phone accelerometers to computer clocks and from wireless communication filters to atomic force microscope sensors. Frequency stability, a critical performance metric,…

Mesoscale and Nanoscale Physics · Physics 2017-11-01 Swapan K. Roy , Vincent T. K. Sauer , Jocelyn N. Westwood-Bachman , Anandram Venkatasubramanian , Wayne K. Hiebert

Cavity optomechanical systems can be used for sensitive detection of mechanical motion and to control mechanical resonators, down to the quantum level. The strength with which optical and mechanical degrees of freedom interact is defined by…

Optics · Physics 2015-11-12 Rick Leijssen , Ewold Verhagen

This paper investigates a scheme for quantized charge pumping based on single-parameter modulation. The device was realized in an AlGaAs-GaAs gated nanowire. We find a remarkable robustness of the quantized regime against variations in the…

Mesoscale and Nanoscale Physics · Physics 2008-05-15 B. Kaestner , V. Kashcheyevs , G. Hein , K. Pierz , U. Siegner , H. W. Schumacher

An instrument has been developed for precision controlled exposures of electronic devices and material samples in particle beams. The instrument provides simultaneously a real time record of the profile of the beam and the fluence received.…

Instrumentation and Detectors · Physics 2020-12-03 M. R. Hoeferkamp , J. S. T. Wickramasinghe , A. Grummer , I. Rajen , S. Seidel

Diamagnetic levitation offers stable confinement of an object from its environment at zero power, and thus is a promising technique for developing next generation unclamped resonant sensors. In this work, we realize a resonant weighing…

Instrumentation and Detectors · Physics 2022-06-16 Xianfeng Chen , Nimit Kothari , Ata Keşkekler , Peter G. Steeneken , Farbod Alijani

We demonstrate a novel method allowing the study of the magnetic state dynamics of a single nanoparticle by means of electron transport measurements. Elliptical 550 nm x 240 nm permalloy nanoparticles are wired with non-magnetic leads for…

Materials Science · Physics 2010-07-07 Dmitry Ruzmetov , Venkat Chandrasekhar

The small mass and high coherence of nanomechanical resonators render them the ultimate force probe, with applications ranging from biosensing and magnetic resonance force microscopy, to quantum optomechanics. A notorious challenge in these…

Quantum Physics · Physics 2017-07-18 Yeghishe Tsaturyan , Andreas Barg , Eugene S. Polzik , Albert Schliesser