Quantum Coherence and Decoherence

Quantum Optics. Dressed fermion vs. dressed boson: Semiconductor cavity QED in high-Q regimes (Y. Yamamoto et al. ). Two-photon 'ghost'image and interference-diffraction (Y.H.Shih et al. ). Femtosecond coherent control and decoherence of excitons (A.P. Heberle et al. ). Precise Measurements. Applications of laser cooling and trapping to precision measurements and polymer physics (B. Young et al. ). Cooling and detection of molecules using laser-cooled atoms (T. Baba, I. Waki). The quantum mechanics of trapped ions (R.J. Glauber). Macroscopic Quantum Phenomena. Quantum nucleation (T. Satoh, S.N. Burmistrov). Theory of macroscopic quantum nucleation in quantum fluid (Y. Kanno et al. ). Dynamics of vortices (G. Blatter). Single Electronics. Single electron charging effects in mesoscopic systems (S. Kobayashi). Synchronous single-electron transfer at room temperature (K. Yano et al. ). Metal-insulator transition induced by the field effect of control gates (K. Katayama et al. ). Mesoscopic Semiconductors. Coherent phonon dephasing in semiconductor heterostructures (D.A. Williams, J.J. Baumberg). Coherent destruction of tunneling in resonant tunneling diodes driven by a strong electric laser field (M. Wagner). Energy-recovery in field-coupled quantum dot resistors (F. Yamaguchi et al. ). Superconductors and Squid. Direct demonstration of Heisenberg's uncertainty principle in a mesoscopic superconductor (M. Matters et al. ). Macroscopic quantum tunneling in a superconductor-normal metal-superconductor junction (H. Takayanagi, H. Nakano). Photon assisted resonant tunneling between macroscopically distinct quantum states of a SQUID (R. Rouse et al. ). Mesoscopic Normal Metals. New measurements of the magnitude of the persistent current in normal metal systems (P. Mohanty et al. ). Electron systems at the borderline to magnetism (G. Bergmann, H. Beckmann). Mesoscopic Magnets. Mesoscopic effects in magnetism: Single particle measurements (B. Barbara et al. ). Decoherence in macroscopic quantum phenomena in magnetic particles (A. Garg). Complex Systems. Universal correlations in random Hamiltonian (A. Zee). Nature of coherence in globally coupled chaotic systems - An extended abstract (K. Kaneko). Quantum Information and Gravity. Quantum information and information loss in general relativity (G. 't Hooft). Quantum landscape of a black hole (A. Hosoya). Fundamental Problems. Vector potentials, gauge field and connection on a fiber bundle (C.N. Yang). Varieties of quantum measurement (W.G. Unruh). Closing Address. Closing address (S. Nakajima).