Quantum Computing and Quantum Bits in Mesoscopic Systems

Anthony Leggett is recipient of the 2003 Nobel Prize in Physics

1 When is a Quantum-Mechanical System “Isolated”?.- 2 Manipulation and Readout of a Josephson Qubit.- 3 Aharonov-Casher Effect Suppression of Macroscopic Flux Tunneling.- 4 Squid Systems in View of Macroscopic Quantum Coherence and Adiabatic Quantum Gates.- 5 Test of an rf-Squid System with Stroboscopic One-Shot Readout Under Microwave Irradiation.- 6 Squid Rings as Devices for Controlling Quantum Entanglement and Information.- 7 Manipulating Quantum Transitions in a Persistent Current Qubit.- 8 Vortices in Josephson Arrays Interacting with Nonclassical Microwaves in a Dissipative Environment.- 9 Realization of the Universal Quantum Cloning and of the Not Gate by Optical Parametric Amplification.- 10 New Quantum Nanostructures: Boron-Based Metallic Nanotubes and Geometric Phases in Carbon Nanocones.- 11 Transport Investigations Of Chemical Nanostructures.- 12 Long-Range Coherence In Bose-Einstein Condensates.- 13 A Simple Quantum Equation for Decoherence Through Interaction with the Environment.- 14 Searching for a Semiclassical Shor’s Algorithm.- 15 Low Tc Josephson Junction Response to An Ultrafast Laser Pulse.- 16 Influence of the Measurement Process on the Step Width in the Coulomb Staircase.- 17 Josephson Junction Triangular Prism Qubits Coupled to a Resonant Lc Bus: Qubits and Gates for a Holonomic Quantum Computer.- 18 Incoherent and Coherent Tunneling of Macroscopic Phase in Flux Qubits.- 19 Decoherence in Flux Qubits Due to 1/f Noise in Josephson Junctions.- 20 Zeeman Splitting in Quantum Dots.- 21 Gate Errors in Solid-State Quantum Computer Architectures.- 22 Quantum Computing with Electron Spins in Quantum Dots.- 23 Relation Between Dephasing and Renormalization Phenomena in Quantum Two-Level Systems.- 24 Superconducting Quantum Computing WithoutSwitches.- 25 Scalable Architecture for Adiabatic Quantum Computing of Np-Hard Problems.- 26 Semiclassical Analysis of 1/f Noise in Josephson Qubits.- 27 Solid-State Analog of an Optical Interferometer.- 28 Single Electron Transistors with Al/AlOx/Nb and Nb/AlOx/Nb Junctions.- 29 Time-Local Master Equations: Influence Functional and Cumulant Expansion.