Artificial gauge fields with ultraco...
Aidelsburger, Monika.

 

  • Artificial gauge fields with ultracold atoms in optical lattices[electronic resource] /
  • 纪录类型: 书目-语言数据,印刷品 : Monograph/item
    [NT 15000414] null: 621.3815045
    [NT 47271] Title/Author: Artificial gauge fields with ultracold atoms in optical lattices/ by Monika Aidelsburger.
    作者: Aidelsburger, Monika.
    出版者: Cham : : Springer International Publishing :, 2016.
    面页册数: xiii, 172 p. : : ill., digital ;; 24 cm.
    Contained By: Springer eBooks
    标题: Optical lattices.
    标题: Ultracold neutrons.
    标题: Lattice gauge theories.
    标题: Physics.
    标题: Quantum Gases and Condensates.
    标题: Low Temperature Physics.
    标题: Quantum Information Technology, Spintronics.
    ISBN: 9783319258294
    ISBN: 9783319258270
    [NT 15000228] null: Introduction -- Square Lattice with Magnetic field -- Artificial Gauge Fields with Laser-Assisted Tunneling -- Overview of the Experimental Setup and Measurement Techniques -- Staggered Magnetic Flux -- Harper-Hofstadter Model and Spin Hall Effect -- All-Optical Setup for Flux Rectification -- Chern-Number Measurement of Hofstadter Bands -- Conclusions and Outlook.
    [NT 15000229] null: This work reports on the generation of artificial magnetic fields with ultracold atoms in optical lattices using laser-assisted tunneling, as well as on the first Chern-number measurement in a non-electronic system. It starts with an introduction to the Hofstadter model, which describes the dynamics of charged particles on a square lattice subjected to strong magnetic fields. This model exhibits energy bands with non-zero topological invariants called Chern numbers, a property that is at the origin of the quantum Hall effect. The main part of the work discusses the realization of analog systems with ultracold neutral atoms using laser-assisted-tunneling techniques both from a theoretical and experimental point of view. Staggered, homogeneous and spin-dependent flux distributions are generated and characterized using two-dimensional optical super-lattice potentials. Additionally their topological properties are studied via the observation of bulk topological currents. The experimental techniques presented here offer a unique setting for studying topologically non-trivial systems with ultracold atoms.
    电子资源: http://dx.doi.org/10.1007/978-3-319-25829-4
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