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In this work a series of artificial neural networks (ANNs) have been developed with the capacity to estimate an obstacle's size and location obstructing the flow in a pipe. The ANNs learn the size and location of the obstacle by reading the…

Fluid Dynamics · Physics 2018-12-12 Mauricio Carrillo , Ulices Que , José A. González , Carlos López

A Lie-algebraic approach successfully used to describe one-dimensional Bloch oscillations in a tight-binding approximation is extended to two dimensions. This extension has the same algebraic structure as the one-dimensional case while the…

Quantum Physics · Physics 2009-11-10 S. Mossmann , A. Schulze , D. Witthaut , H. J. Korsch

We report the numerical and experimental study of elastic Wannier-Stark Ladders and Bloch Oscillations in a tunable one-dimensional granular chain consisting of cylindrical particles. The Wannier-Stark Ladders are obtained by tuning the…

Mesoscale and Nanoscale Physics · Physics 2018-03-20 Xiaotian Shi , Rajesh Chaunsali , Ying Wu , Jinkyu Yang

A microscopic description of the interaction of atomic nuclei with external electroweak probes is required for elucidating aspects of short-range nuclear dynamics and for the correct interpretation of neutrino oscillation experiments.…

The anharmonic Bloch oscillations of a light beam in the array of optical waveguides are considered. The coupling modes model (CMM) with the second order interaction is used to describe the effect analytically. The formula obtained predicts…

Mesoscale and Nanoscale Physics · Physics 2015-01-29 M. I. Gozman , A. I. Guseynov , Yu. M. Kagan , A. I. Pavlov , I. Ya Polishchuk

To advance precise inertial navigation, we present a compact quantum sensor which is based on novel quantum phenomenon of the angular Bloch oscillations and measures solely the angular acceleration of slow external rotation. We investigate…

Quantum Physics · Physics 2025-02-07 Bernd Konrad , Maxim Efremov

The algorithm for Monte Carlo simulation of parton-level events based on an Artificial Neural Network (ANN) proposed in arXiv:1810.11509 is used to perform a simulation of $H\to 4\ell$ decay. Improvements in the training algorithm have been…

High Energy Physics - Phenomenology · Physics 2021-02-03 I-Kai Chen , Matthew D. Klimek , Maxim Perelstein

A novel artificial neural network method is proposed for solving Cauchy inverse problems. It allows multiple hidden layers with arbitrary width and depth, which theoretically yields better approximations to the inverse problems. In this…

Numerical Analysis · Mathematics 2020-01-07 Yixin Li , Xianliang Hu

We investigate quantum tunneling phenomena for an optical lattice subjected to a bichromatic ac force. We show that incommensurability of the frequencies leads to super Bloch oscillation. We propose directed super Bloch oscillation for the…

Quantum Gases · Physics 2015-02-24 C. Yuce

We study theoretically Bloch oscillations of half-matter, half-light quasi-particles: exciton-polaritons. We propose an original structure for the observation of this phenomenon despite the constraints imposed by the relatively short…

Mesoscale and Nanoscale Physics · Physics 2012-01-30 Hugo Flayac , Dmitry Solnyshkov , Guillaume Malpuech

Mixed-signal artificial neural networks (ANNs) that employ analog matrix-multiplication accelerators can achieve higher speed and improved power efficiency. Though analog computing is known to be susceptible to noise and device…

Signal Processing · Electrical Eng. & Systems 2021-07-01 Joseph Ulseth , Zheyuan Zhu , Guifang Li , Shuo Pang

We study two-layer neural networks whose domain and range are Banach spaces with separable preduals. In addition, we assume that the image space is equipped with a partial order, i.e. it is a Riesz space. As the nonlinearity we choose the…

Machine Learning · Computer Science 2022-11-10 Yury Korolev

In a pristine monolayer graphene subjected to a constant electric field along the layer, the Bloch oscillation of an electron is studied in a simple and efficient way. By using the electronic dispersion relation, the formula of a…

Mesoscale and Nanoscale Physics · Physics 2018-09-11 Tongyun Huang , Ruofan Chen , Tianxing Ma , Li-Gang Wang , Hai-Qing Lin

In this paper we describe and compare different methods used for accurate determination of forces acting on matter-wave packets in optical lattices. The quantum interference nature responsible for the production of both Bloch oscillations…

Atomic Physics · Physics 2013-01-15 M. G. Tarallo , A. Alberti , N. Poli , M. L. Chiofalo , F. -Y. Wang , G. M. Tino

We propose an Artificial Neural Network (ANN) design to solve the inverse problem for a 1D Gross-Pitaevskii equation (GPE). More precise, the ANN takes the squared modulus of the stationary GPE solution as an input and returns the…

Quantum Gases · Physics 2023-08-02 Stepan P. Pokatov , Tatiana Yu. Ivanova , Denis A. Ivanov

Synaptic plasticity poses itself as a powerful method of self-regulated unsupervised learning in neural networks. A recent resurgence of interest has developed in utilizing Artificial Neural Networks (ANNs) together with synaptic plasticity…

Neural and Evolutionary Computing · Computer Science 2021-11-09 Samuel Schmidgall , Joe Hays

The use of Artificial Neural Networks (ANNs) as a classifier of digital spectra is investigated. Using both simulated and real data, it is shown that neural networks can be trained to discriminate between the spectra of different classes of…

Astrophysics · Physics 2021-10-13 Daya M. Rawson , Jeremy Bailey , Paul J. Francis

We consider Bloch oscillations of ultracold atoms stored in a one-dimensional vertical optical lattice and simultaneously interacting with a unidirectionally pumped optical ring cavity whose vertical arm is collinear with the optical…

We present the model of one-dimensional chain of two-level artificial atoms driven with dc field and quantum light simultaneously in strong coupling regime. The interaction of atoms with light leads to entanglement of electron and photon…

Quantum Physics · Physics 2018-01-30 Ilay Levie , Gregory Slepyan

We have loaded Bose-Einstein condensates into one-dimensional, off-resonant optical lattices and accelerated them by chirping the frequency difference between the two lattice beams. For small values of the lattice well-depth, Bloch…

Soft Condensed Matter · Physics 2009-11-07 O. Morsch , J. H. Müller , M. Cristiani , D. Ciampini , E. Arimondo