Heteronuclear Efimov scenario in ultracold quantum gases : universality in systems with large mass imbalance /: universality in systems with large mass imbalance. (2017)

• Record Type: Book
• Further Information: Note: Juris Ulmanis.
• Authors: Ulmanis, Juris
• Contents: Supervisor's Foreword; Abstract; Acknowledgements; Contents; 1 Introduction; 1.1 The Three-Body Problem and the Efimov Scenario; 1.2 Efimov States and Universality in Modern Quantum Mechanics; 1.3 The Heteronuclear Efimov Scenario; 1.4 Thesis Outline; References; 2 Two-Body Interactions Between Li and Cs Atoms; 2.1 Interactions in Ultracold Mixtures of Li and Cs Atoms; 2.2 Low-Energy Scattering in Ultracold Quantum Gases; 2.2.1 Basic Physics of Two-Body Scattering at Ultracold Temperatures; 2.2.2 Scattering in External Magnetic Field. 2.2.3 Interactions and Weakly-Bound Dimers Close to a Feshbach Resonance2.3 Producing and Probing Ultracold Li-Cs Mixtures; 2.3.1 Experimental Procedure for the Sample Preparation at 400nK; 2.3.2 Homogenous Magnetic Fields; 2.3.3 Radio- and Microwave Frequency Fields; 2.4 Radio-Frequency Association of Weakly-Bound LiCs Dimers; 2.4.1 Spectroscopy of LiCs Feshbach dimers; 2.4.2 Model of the association lineshape; 2.4.3 Li-Cs scattering length and Feshbach resonances; References; 3 Universality of Li-Cs-Cs Efimov Resonances; 3.1 The Efimov Scenario in Ultracold Gases; 3.1.1 Experiments. 3.2 Three-Body Scattering and the Efimov Effect3.2.1 Key Concepts of the Hyperspherical Formalism; 3.2.2 The Efimov Effect Within the Zero-Range Model; 3.2.3 The Efimov Scenario as Recombination Resonances; 3.3 Producing Ultracold Li-Cs Mixtures II; 3.3.1 Bichromatic Optical-Dipole Trap; 3.3.2 Experimental Procedure for the Sample Preparation at 100nK; 3.4 Observation of Li-Cs-Cs Efimov Resonances; 3.4.1 Atom-Loss Spectra; 3.4.2 Determination of Three-Body Loss Rates; 3.4.3 Simple Analysis of Efimov Resonance Positions; 3.4.4 Recombination Spectra at Finite Temperatures; References. 4 Finite-Range Effects in Li-Cs-Cs Efimov Resonances4.1 The Three-Body Parameter and Finite-Range Interactions; 4.2 Minimalistic Model for the Three-Body Problem with Finite-Range Interactions; 4.2.1 The Born-Oppenheimer Approximation; 4.2.2 Weakly Bound LiCsCs Efimov Trimers with van der Waals Interactions; 4.3 Observation of Li-Cs-Cs Efimov Resonances with Tunable Cs Background Scattering Length; 4.3.1 Three-Body Recombination at Negative aCsCs; 4.3.2 Three-Body Recombination at Positive aCsCs; 4.3.3 Efimov Resonance Positions from the Hyperspherical Formalism. 4.3.4 Crossover Between the VdW and Efimov RegimesReferences; 5 Conclusion and Outlook; References.
• Publisher Details: Cham, Switzerland : Springer
• Publication Date: 2017
• Extent: 1 online resource (xviii, 125 pages), illustrations (some color)
• Subjects: 530.12; Physics; Quantum theory; Low temperatures; SCIENCE -- Energy; SCIENCE -- Mechanics -- General; SCIENCE -- Physics -- General; Low temperatures; Quantum theory; Physics; Quantum Gases and Condensates; Quantum Physics; Low Temperature Physics; Science -- Quantum Theory; Science -- Mechanics -- Dynamics -- Thermodynamics; Quantum physics (quantum mechanics & quantum field theory); Low temperature physics; Atomic & molecular physics; Electronic books; Electronic book
• Languages: English
• ISBNs: 9783319518626; 3319518623
• Related ISBNs: 9783319518619; 3319518615
• Notes: Note: Includes bibliographical references.; Note: Online resource; title from PDF title page (SpringerLink, viewed March 20, 2017).
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.