Foundations of Quantum Mechanics in the Light of New Technology : Isqm Tokyo 2001 - Proceedings of the 7th International Symposium, Hatoyama, Saitama, Japan 27-30 August 2002.
Title:
Foundations of Quantum Mechanics in the Light of New Technology : Isqm Tokyo 2001 - Proceedings of the 7th International Symposium, Hatoyama, Saitama, Japan 27-30 August 2002.
Author:
Ono, Yoshimasa A.
ISBN:
9789812776716
Personal Author:
Physical Description:
1 online resource (349 pages)
Contents:
CONTENTS -- Preface -- Committees -- Opening Address -- Welcoming Address -- QUANTUM COMPUTING -- 1. Decoherence and dephasing in spin-based solid state quantum computers -- 1 Introduction -- 2 Decoherence in a two level system -- 3 Measuring T1 T2 and T'2 of electron spins in semiconductors -- 4 Decoherence in a quantum dot quantum computer -- 5 Mesoscopic decoherence -- References -- 2. Quantum-state manipulations in a Cooper-pair box -- 1 Introduction -- 2 Experiment -- 3 Results and Discussions -- 4 Conclusion -- References -- 3. Quantum state engineering and Josephson junctions: Charge and flux detectors -- 1 Introduction -- 2 Linear amplifiers and the master equation -- 3 Efficiency of a quantum detector -- 4 Dephasing in the off-state -- References -- 4. Multiple sige quantum dots for quantum computation -- 1 Introduction -- 2 Device Layout -- 3 Measurements at 4.2 K -- 4 Electrometer measurements at 20 mK -- References -- 5. Decoherences in strongly interacting qubits -- 1 Introduction -- 2 Quantum error correction and Decoherence-Free Subspace -- 3 Decoherence caused by the environment -- 4 Decoherences in strongly interacting coupled qubits -- 5 Conclusion -- References -- 6. Dephasing of a qubit coupled with a point-contact detector -- References -- 7. Quantum gates in capacitively coupled quantum dots and measurement procedure -- References -- 8. Statistical estimation of a quantum channel -- 1 Introduction -- 2 Depolarizing channel -- 3 SU{2) channel -- References -- QUANTUM INFORMATION QUANTUM TELEPORTATION AND ENTANGLEMENT -- 9. High-fidelity experimental quantum teleportation and entanglement swapping -- References -- 10. Entanglement and Bell's inequality experiments using trapped ions -- 1 Introduction -- 2 Bell's Inequality -- 3 Decoherence Free Subspace -- 4 Spectroscopy -- 5 Conclusions -- References.
11. Experimental realization of continuous-variable teleportation -- 1 Introduction -- 2 Quantum entanglement -- 3 Teleportation experiment -- References -- 12. Exactly distillable entanglement -- 1 Introduction -- 2 Deterministic entanglement concentration of two pairs -- 3 Tournament-like concentration of n pairs -- 4 Entanglement measure for the deterministic concentration -- 5 Conclusion -- References -- 13. Information extraction and quantum state distortions in continuous variable quantum teleportation -- 1 Introduction -- 2 Continuous variable teleportation -- 3 Coherent state teleportation -- 4 Photon number state teleportation -- 5 Conclusions -- References -- 14. Continuous variable teleportation of single photon states -- 1 Introduction -- 2 Teleportation of a single photon state -- 3 Conclusions -- References -- 15. Quantum information transfer without an external channel -- 1 Communicating through an entangled tripartite state -- 2 The preparation of the entangled states -- 3 Summary of the IIT protocol -- 4 A novel form of quantum nonlocality -- 5 Acknowledgements -- References -- 16. Quantum information transfer using a time-dependent boundary condition -- 1 Introduction -- 2 Superarrivals through barrier perturbation -- 3 A scheme of secure information transfer -- References -- 17. A detailed analysis on the fidelity of quantum teleportation using photons -- 1 Introduction -- 2 Background -- 3 Teleportation fidelity using the VLPC with EPR pairs in the pure states -- 4 Teleportation fidelity using the VLPC with EPR pairs in the mixed states -- 5 Conclusion -- References -- 18. Holevo bound for classical information transmitted through entangled states -- 1 Introduction -- 2 Modifying the channel -- 3 One-Parameter Parametrizations -- 4 Extension with two or more parameters -- 5 Concluding remarks -- References.
QUANTUM OPTICS -- 19. Entanglement manipulation with atoms and photons in a cavity -- 1 Introduction -- 2 Experimental set-up -- 3 Two-particle entanglement via resonant and non-resonant processes -- 4 Quantum gates and non destructive measurement of photons -- 5 Multiparticle entanglement -- 6 Complementarity and entanglement at the quantum-classical boundary. -- References -- 20. Generation of single photons and entangled photon pairs from a quantum dot -- 1 Introduction -- 2 Single InAs/GaAs Quantum Dots -- 3 Generation of Single Photons -- 4 Coupling Single Quantum Dots to Micropost Microcavities -- 5 Entangled Photon-Pairs from a Single Quantum Dot -- References -- 21. Twin photon beams for single photon generation -- 1 Introduction -- 2 Beamlike twin photon generation using parametric down conversion -- 3 High quantum efficiency multi photon counter -- 4 Single photon sources using gated PDC -- 5 Conclusion -- References -- 22. Measurement of the photonic de Broglie wavelength of parametric down-converted photons using a Mach-Zehnder interferometer -- 1 Introduction -- 2 Experiment -- 3 Results and Discussion -- References -- 23. Exciton-photon interaction for a high-exciton-density quantum well placed in a microcavity -- 1 Introduction -- 2 Theoretical model and analytical solution -- 3 Radiation spectrum of exciton -- 4 Conclusion -- References -- 24. Qubit-state generation using projection synthesis -- 1 Introduction -- 2 Experimental Scheme -- 3 Preparation of arbitrary optical qubit states by tuning the intensity of input coherent light -- 4 Conclusion -- References -- BOSE-EINSTEIN CONDENSATION AND ATOM INTERFEROMETRY -- 25. Quantized vortices in a Bose-Einstein condensate -- 1 Introduction -- 2 Experimental setup -- 3 The single vortex state -- 4 The many-vortex state.
5 The critical rotation frequency -- 6 Conclusion -- References -- 26. Vortex excitations in a Bose-Einstein condensate -- 1 The phase profile of vortex excitations -- 2 Vortex lattices -- References -- 27. Collapsing dynamics of trapped Bose-Einstein condensates with attractive interactions -- 1 Introduction -- 2 The Gross-Pitaevskii equation with atomic loss -- 3 Numerical analysis of collapsing dynamics -- 4 Conclusions -- References -- 28. Criterion for Bose-Einstein condensation in a trap -- 1 Introduction -- 2 Hamiltonian -- 3 Diagonalizing the Non-Condensate Part of H(0) -- 4 Effective Hamiltonian for the Condensate Fluctuation -- 5 Conclusion -- References -- 29. Giant quantum reflection of neon atoms from silicon surface -- 1 Introduction -- 2 Quantum Reflection -- 3 Giant Quantum Reflection -- 4 Reflection Type Hologram for Atoms -- 5 Conclusions -- References -- 30. A dc Stark free atom interferometer having two arms with different Zeeman sublevels for measurement of the Aharonov-Casher effect -- 1 Introduction -- 2 The dc Stark free Ca atom interferometer -- 3 Measurement of the Aharonov-Cahser effect -- 4 Summary -- References -- 31. Atomic multiple-beam interferometer phase-shifted by the multiple magnetic pulse fields -- 1 Introduction -- 2 Principle -- 3 Experiment and result -- 4 Summary -- References -- 32. Effects of decoherence on entangled atomic wave functions in microcavities -- 1 Introduction -- 2 Dissipation and decoherence in a real micromaser and a microlaser -- 3 Results and discussion -- References -- 33. Quantum theory of continuous-wave atom laser by non Born-Markov approach -- 1. Introduction -- 2. Model of a CW Atom Laser -- 3. Fundamental Equations in HP -- 4. Projection Operator Approach by the Heisenberg Picture (HP) -- 6. Concluding Remark -- References -- MESOSCOPIC MAGNETS.
34. Environmental effects on quantum reversal of mesoscopic spins -- 1 Introduction -- 2 Low temperature study of the high-spin molecule Mn12-ac -- 3 Hystresis loop measurements in the low spin molecule V15 -- 4 Single ion slow quantum relaxation in LiY0.998Ho0.002F4 -- Conclusion -- References -- 35. Resistance of geometrically confined magnetic domain wall -- 1 Introduction -- 2 Experiment -- 3 Results and Discussion -- 4 Conclusion -- References -- 36. Bloch oscillation of a magnetic domain wall -- 1 Introduction -- 2 Quantum dynamics of a domain wall -- References -- 37. Magnetic structures and transport properties in ferromagnetic tunneling junction -- 1 Introduction -- 2 Interfacial Magnetism -- 3 Transport properties -- 4 Concluding Remarks -- References -- 38. Ferromagnetic and anti-ferromagnetic reconstruction in semiconductor quantum dots -- References -- SINGLE ELECTRONICS AND SUPERCONDUCTORS -- 39. A single-photon detector in the far-infrared range -- 1 Introduction -- 2 Single-photon Detection by Quantum Dots in High Magnetic Fields -- 3 High Sensitivity Detection by Double Quantum Dots -- 4 Conclusion -- 5 Acknowledgments -- References -- 40. Correlation effects on Josephson current through one-dimensional Josephson junction arrays -- 1 Introduction -- 2 Model -- 3 Maximum Current -- 4 Phase-Current Relation -- 5 Summary -- References -- 41. Superconductor-insulator transition in one- and two-dimensional arrays of dissipative small Josephson junctions -- 1 Introduction -- 2 Experimental results and discussion -- 3 Conclusions -- References -- NANOSCALE PHYSICS AND ATOMICS -- 42. Quantized conductance of gold nanowire studied by UHV-electron microscope with STM -- 1. Introduction -- 2. Development of UHV electron microscope with STM -- 3. Conductance quantization of gold QPC.
4. Synthesis of chiral nanowire of magic number seven.
Abstract:
This book discusses fundamental problems in quantum physics, with emphasis on quantum coherence and decoherence. Papers covering the wide range of quantum physics are included: atom optics, quantum optics, quantum computing, quantum information, cryptography, macroscopic quantum phenomena, mesoscopic physics, physics of precise measurements, and fundamental problems in quantum physics. The book will serve not only as a good introduction to quantum coherence and decoherence for newcomers in this field, but also as a reference for experts. Contents: Quantum Computing: Decoherence and Dephasing in Spin-Based Solid State Quantum Computers (S Das Sarma et al.); Quantum-State Manipulations in a Cooper-Pair Box (Y Nakamura et al.); Quantum State Engineering and Josephson Junctions: Charge and Flux Detectors (Yu Makhlin et al.); Quantum Information, Quantum Teleportation, and Entanglement: High-Fidelity Experimental Quantum Teleportation and Entanglement Swapping (A Zeilinger et al.); Experimental Realization of Continuous-Variable Teleportation (A Furusawa); Quantum Optics: Entanglement Manipulation with Atoms and Photons in a Cavity (S Haroche); Generation of Single Photons and Entangled Photon Pairs from a Quantum Dot (Y Yamamoto et al.); Twin Photon Beams for Single Photon Generation (S Takeuchi); Bose-Einstein Condensation and Atom Interferometry: Quantized Vortices in a Bose-Einstein Condensate (J Dalibard et al.); Vortex Excitations in a Bose-Einstein Condensate (S Inouye et al.); Mesoscopic Magnets: Environmental Effects on Quantum Reversal of Mesoscopic Spins (B Barbara et al.); Resistance of Geometrically Confined Magnetic Domain Wall (T Ono et al.); Single Electronics and Superconductors: A Single-Photon Detector in the Far-Infrared Range (O Astafiev et al.); Nanoscale Physics and Atomics: Quantized Conductance of Gold Nanowire Studied by
UHV-Electron Microscope with STM (K Takayanagi); Quantum Transport: Quantum Transport in Two-Dimensional Electron Gas in Ultra-Short Period Lateral Superlattices (Y Iye et al.); Enhanced Tunnel Magnetoresistance in Ferromagnetic Single Electron Transistor (R Matsuda et al.); Precise Measurements: Oscillation Phenomena in High Energy Physics: CP Violation in B-Meson Decays and Long Baseline Neutrino Oscillation (K Nakamura); Dynamic Observation of Vortices in High-T c Superconductors (A Tonomura); Precision Optical Frequency Metrology Using Pulsed Lasers (Th Udem et al.); Interferometric Gravitational Wave Detector in Japan (N Mio); Fundamental Problems in Quantum Physics: Quantum Information Aspects of Black Hole (A Hosoya); and other papers. Readership: Undergraduates, graduate students and researchers in quantum physics, atomic physics and optics.
Local Note:
Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2017. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.
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