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Related papers: Landau-Zener-Stuckelberg interference in a multi-a…

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We investigate a Mach-Zehnder interferometer fed by two time-dependently driven single-particle sources, one of them placed in front of the interferometer, the other in the center of one of the arms. As long as the two sources are operated…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Guillem Rosselló , Francesca Battista , Michael Moskalets , Janine Splettstoesser

Time lags are ubiquitous in biophysiological processes and more generally in real-world complex networks. It has been recently proposed to use information-theoretic tools such as transfer entropy to detect and estimate a possible delay in…

Statistical Mechanics · Physics 2018-10-03 M. L. Rosinberg , G. Tarjus , T. Munakata

A general coherent control scenario to suppress, or accelerate, tunneling of quantum states decaying into a continuum, is investigated. The method is based on deterministic, or stochastic, sequences of unitary pulses that affect the…

Quantum Physics · Physics 2010-09-09 Rajdeep Saha , Victor S. Batista

We present simple new approximate formulas, for both scalar and spinor QED, for the number of particles produced from vacuum by a time dependent electric field, incorporating the interference effects that arise from an arbitrary number of…

High Energy Physics - Theory · Physics 2011-05-10 Cesim K. Dumlu , Gerald V. Dunne

In this study, we solve analytically the Schrodinger equation for a macroscopic quantum oscillator as a central system coupled to two environmental micro-oscillating particles. Then, the double-slit interference patterns are investigated in…

Quantum Physics · Physics 2016-07-19 Hamid Reza Naeij , Afshin Shafiee

Microscopic traffic models describe how cars interact with their neighbors in an uninterrupted traffic flow and are frequently used for reference in advanced vehicle control design. In this paper, we propose a novel mechanical system…

Systems and Control · Computer Science 2019-03-12 Zhaojian Li , Firas Khasawneh , Xiang Yin , Aoxue Li , Ziyou Song

Recent experiments have shown that Landau-Majorana-Stuckelberg-Zener (LMSZ) interferometry is a powerful tool for demonstrating and exploiting quantum coherence not only in atomic systems but also in a variety of solid state quantum…

Mesoscale and Nanoscale Physics · Physics 2013-09-27 Sriram Ganeshan , Edwin Barnes , S. Das Sarma

We consider an electron constrained to move on a surface with revolution symmetry in the presence of a constant magnetic field $B$ parallel to the surface axis. Depending on $B$ and the surface geometry the transverse part of the spectrum…

Mathematical Physics · Physics 2015-06-26 Pavel Exner , Alain Joye

We study an experimentally realizable paradigm of complex many-body quantum systems, a two-band Wannier-Stark model, for which diffusion in Hilbert space as well as many-body Landau-Zener processes can be engineered. A cross-over between…

Quantum Gases · Physics 2013-10-23 Carlos A. Parra-Murillo , Javier Madroñero , Sandro Wimberger

Quantum interference effects in the unmodulated quantum systems with light-matter interaction have been widely studied, such as electromagnetically induced transparency (EIT) and Autler-Townes splitting (ATS). However, the similar quantum…

Quantum Physics · Physics 2022-07-12 Yingying Han , Minchen Qiao , Xiao-Qing Luo , Tie-Fu Li , Wenxian Zhang , Xiu-Hao Deng , J. Q. You , Dapeng Yu

An innovative microscopic model with a minimal number of parameters: tunneling splitting gap, external field sweeping velocity, and decoherence rate is used to describe dynamics of the dissipative Landau-Zener transition in the presence of…

Quantum Physics · Physics 2022-12-27 Le Tuan Anh Ho , Liviu Ungur , Liviu F. Chibotaru

The Landau--Zener effect is generalized for many-body systems with pairing residual interactions. The microscopic equations of motion are obtained and the $^{14}$C decay of $^{223}$Ra spectroscopic factors are deduced. An asymmetric nuclear…

Nuclear Theory · Physics 2009-11-07 M. Mirea

The visibility of the two-photon interference in the Franson interferometer serves as a measure of the energy-time entanglement of the photons. We propose to control the visibility of the interference in the second-order coherence function…

Quantum Physics · Physics 2021-07-02 Kisa Barkemeyer , Marcel Hohn , Stephan Reitzenstein , Alexander Carmele

Fraunhofer diffraction plays a vital role in experimental physics not only because it accurately describes the behaviour of light in the usual propagation limit, but also because it links the diffracted light with the scattering object…

The purpose of this article is to address the dynamics of an interacting Bose-Einstein condensate confined in coupled one-dimensional Landau-Zener arrays under the influence of disorder and harmonic confinement. In particular, we…

Quantum Gases · Physics 2015-06-12 Santiago F. Caballero-Benitez , Rosario Paredes

A strong phase modulated coupling field leads to an amplitude modulation of a probe field in an electromagnetically induced transparency process. Time vs. detuning plots for different modulation frequencies reveals a transition between an…

Quantum Physics · Physics 2013-12-31 David Shwa , Nadav Katz

Interference provides a fundamental mechanism for generating and manipulating entanglement in many-body quantum systems. Here, we develop an interference framework in which the nonlinear dynamics of collective spin-$\tfrac{1}{2}$ ensembles…

Quantum Physics · Physics 2026-03-25 Le Bin Ho , Vu Xuan Tung Duong , Nozomu Takahashi , Hiroaki Matsueda

We take the paradigm of interacting spin chains, the Heisenberg spin-$\frac{1}{2}$ XXZ model, as a reference system and consider interacting models that are related to it by Jordan-Wigner transformations and restrictions to sub-chains. An…

Statistical Mechanics · Physics 2024-03-12 Vanja Marić , Saverio Bocini , Maurizio Fagotti

We study the interference between two parallel-propagating Gaussian beams, originated from the same source, as their transverse separation is tuned. The interference pattern as a function of such separation lead us to determine the spatial…

A Mn4 single-molecule magnet (SMM), with a well isolated spin ground state of S = 9/2, is used as a model system to study Landau-Zener (LZ) tunneling in the presence of weak intermolecular dipolar and exchange interactions. The anisotropy…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 W. Wernsdorfer , S. Bhaduri , A. Vinslava , G. Christou
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