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Surface acoustic waves are commonly used in classical electronics applications, and their use in quantum systems is beginning to be explored, as evidenced by recent experiments using acoustic Fabry-P\'erot resonators. Here we explore their…

We investigate electron-phonon coupling in a narrow suspended metallic wire, in which the phonon modes are restricted to one dimension but the electrons behave three-dimensionally. Explicit theoretical results related to the known bulk…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 F. W. J. Hekking , A. O. Niskanen , J. P. Pekola

Thermal transport is an important energy transfer process in nature. Phonon is the major energy carrier for heat in semiconductor and dielectric materials. In analogy to Ohm's law for electrical conductivity, Fourier's law is a fundamental…

Statistical Mechanics · Physics 2012-11-27 Sha Liu , Xiangfan Xu , Rongguo Xie , Gang Zhang , Baowen Li

Integrated circuits are a cornerstone of modern information technology, and analog wave-based architectures could enable fast and efficient processing beyond conventional charge electronics. In magnonics, spin waves provide a highly…

We study arrays of parallel doped semiconductor nanowires in a temperature range where the electrons propagate through the nanowires by phonon assisted hops between localized states. By solving the Random Resistor Network problem, we…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Riccardo Bosisio , Cosimo Gorini , Geneviève Fleury , Jean-Louis Pichard

While the semiconductor quantum dot placed in a solid-state material allows for deterministic emission of single photons, the photon indistinguishability is strongly influenced by the intrinsic coupling to lattice vibrations, phonons, of…

Mesoscale and Nanoscale Physics · Physics 2024-10-10 José Ferreira Neto , Matias Bundgaard-Nielsen , Niels Gregersen , Luca Vannucci

We investigate the single-photon transport in a single-mode optical fiber coupled to an optomechanical system in the single-photon strong-coupling regime. The single-photon transmission amplitude is analytically obtained with a real-space…

Quantum Physics · Physics 2013-03-18 Xue-Xin Ren , Hao-Kun Li , Meng-Yuan Yan , Yong-Chun Liu , Yun-Feng Xiao , Qihuang Gong

Acoustic waves at microwave frequencies have been widely used in wireless communication and recently emerged as versatile information carriers in quantum applications. However, most acoustic devices are passive components, and dynamic…

Neuromorphic photonics relies on efficiently emulating analog neural networks at high speeds. Prior work showed that transducing signals from the optical to the electrical domain and back with transimpedance gain was an efficient approach…

A natural choice for quantum communication is to use the relative phase between two paths of a single-photon for information encoding. This method was nevertheless quickly identified as impractical over long distances and thus a…

Quantum Physics · Physics 2021-10-06 A. Alarcón , J. Argillander , G. Lima , G. B. Xavier

The direct, ultrafast excitation of polar phonons with electromagnetic radiation is a potent strategy for controlling the properties of a wide range of materials, particularly in the context of influencing their magnetic behavior. Here, we…

Mesoscale and Nanoscale Physics · Physics 2024-05-01 R. Merlin

We develop a photonic description of short, one-dimensional electromagnetic pulses, specifically in the language of electrical transmission lines. Current practice in quantum technology, using arbitrary waveform generators, can readily…

Quantum Physics · Physics 2024-07-11 Evangelos Varvelis , Debjyoti Biswas , David P. DiVincenzo

We consider the problem of single-photon transmission through an atomic medium, using quantum channel fidelity to describe the resulting information loss. We find that the normalized fidelity decreases monotonically with coupling strength,…

Quantum Physics · Physics 2026-05-22 Zixiang Hong , John C. Schotland

Coherent scattering of light by a single quantum emitter is a fundamental process at the heart of many proposed quantum technologies. Unlike atomic systems, solid-state emitters couple to their host lattice by phonons. Using a quantum dot…

Photons are nonchiral particles: their handedness can be both left and right. However, when light is transversely confined, it can locally exhibit a transverse spin whose orientation is fixed by the propagation direction of the photons.…

A theory for the relaxation rates of a test electron and electron temperature in quantum wires due to deformation, piezoelectric acoustical and polar optical phonon scattering is presented. We represent intra- and inter-subband relaxation…

Materials Science · Physics 2007-05-23 Mher M. Aghasyan , Samvel M. Badalyan , Garnett W. Bryant

Magnonics is an emerging research field that addresses the use of spin waves (magnons), purely magnetic waves, for information transport and processing. Spin waves are a potential replacement for electric current in modern computational…

Human-Computer Interaction · Computer Science 2024-10-18 Santa Pile , Oleg Lesota , Silvan David Peter , Christina Humer , Martin Gasser

A simple model system is introduced for demonstrating how a single photon source might be used to transduce classical analog information. The theoretical scheme results in measurements of analog source samples that are (i) quantized in the…

Quantum Physics · Physics 2016-09-26 Mark D. McDonnell , Adrian P. Flitney

We find a new phenomenon, a particle like an electron, which transfers kinetic energy to other subject undergoes a decrease in its wave packet size in space and an electron that gains kinetic energy experiences an enlargement of its…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Erez Yahalomi

Using a first principles approach, we study the electron transport properties of a new class of molecular wires containing fluorenone units, whose features open up new possibilities for controlling transport through a single molecule. We…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 C. J. Lambert , I. M. Grace , T. Papadopoulos
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