jrw profile

Recent Activity

• 01:21: posted A proof of the Riemann hypothesis

• 23:16: posted The sum-product phenomenon in arbitrary rings
• 16:38: posted Bounds on Codes Based on Graph Theory
• 16:25: posted Encoding Subsystem Codes
• 06:38: posted Orbifolds as stacks?

• 20:19: posted Carnap and Quine on the distinction between external and internal questions
• 02:00: posted Constructive Quantum Shannon Decomposition from Cartan Involutions
• 01:59: posted New method to evaluate divergent series via the Wigner function

• 22:33: posted Optimal Control for Generating Quantum Gates in Open Dissipative Systems

• 22:41: posted Pure-state quantum trajectories for general non-Markovian systems do not exist
• 22:28: posted Erratum: Universal Fault-Tolerant Quantum Computation in the Presence of Spontaneous Emission and Collective Dephasing [Phys. Rev. Lett. [bold 89], 197904 (2002)]
• 22:23: posted Universal Fault-Tolerant Quantum Computation in the Presence of Spontaneous Emission and Collective Dephasing
• 22:17: posted Quantum computing in the presence of spontaneous emission by a combined dynamical decoupling and quantum-error-correction strategy
• 22:14: posted Erratum: Quantum computing in the presence of spontaneous emission by a combined dynamical decoupling and quantum-error-correction strategy [Phys. Rev. A [bold 68], 022322 (2003)]
• 22:07: posted Quantum Tensor Product Structures are Observable Induced
• 21:59: posted Decoherence-free subspaces for multiple-qubit errors. II. Universal, fault-tolerant quantum computation
• 21:55: posted Decoherence-free subspaces for multiple-qubit errors. I. Characterization
• 21:51: posted Power of anisotropic exchange interactions: Universality and efficient codes for quantum computing
• 21:44: posted Universal quantum logic from Zeeman and anisotropic exchange interactions
• 21:38: posted Universal quantum computation using exchange interactions and measurements of single- and two-spin observables
• 21:19: posted Dressed Qubits
• 20:26: posted Three- and Four-Body Interactions in Spin-Based Quantum Computers
• 20:21: posted Dynamical decoupling using slow pulses: Efficient suppression of 1/f noise
• 20:14: posted Exchange interaction between three and four coupled quantum dots: Theory and applications to quantum computing
• 20:10: posted Fault-Tolerant Quantum Computation via Exchange Interactions
• 20:04: posted Control of decoherence: Analysis and comparison of three different strategies

• 22:40: posted Simple Proof of Equivalence between Adiabatic Quantum Computation and the Circuit Model
• 22:40: posted Non-Markovian dynamics of a qubit coupled to an Ising spin bath
• 22:25: posted Towards Fault Tolerant Adiabatic Quantum Computation
• 22:18: posted Bang-bang control of a qubit coupled to a quantum critical spin bath
• 21:48: posted Dynamical Generation of Noiseless Quantum Subsystems
• 21:35: posted Theory of decoherence-free fault-tolerant universal quantum computation
• 21:27: posted Stabilizing quantum information
• 21:17: posted Universal quantum computation with the exchange interaction
• 21:03: posted Efficient Universal Leakage Elimination for Physical and Encoded Qubits
• 20:16: posted Operator quantum error correction for continuous dynamics

• 20:30: posted Comprehensive Encoding and Decoupling Solution to Problems of Decoherence and Design in Solid-State Quantum Computing
• 20:09: posted Universal leakage elimination
• 20:00: posted Unified and Generalized Approach to Quantum Error Correction
• 19:48: posted Theory of initialization-free decoherence-free subspaces and subsystems
• 19:32: posted Implications of qudit superselection rules for the theory of decoherence-free subsystems
• 19:21: posted Spin decoherence from Hamiltonian dynamics in quantum dots
• 19:08: posted Enhanced Convergence and Robust Performance of Randomized Dynamical Decoupling
• 06:47: posted Principles of control for decoherence-free subsystems
• 03:48: posted Method to Find Quantum Noiseless Subsystems
• 03:22: posted Dynamical control of electron spin coherence in a quantum dot: A theoretical study
• 03:01: posted Suppression of electron spin decoherence in a quantum dot
• 02:18: posted Protecting quantum information encoded in decoherence-free states against exchange errors
• 01:55: posted Concatenating Decoherence-Free Subspaces with Quantum Error Correcting Codes
• 01:48: posted Robustness of decoherence-free subspaces for quantum computation
• 01:34: posted Quantum computation with quantum dots

• 20:08: posted An introduction to Grothendieck topologies, fibered categories and descent theory
• 02:52: posted Sorting a Permutation by block moves

• 01:56: posted On the Axiomatisation of Boolean Categories with and without Medial

• 23:13: posted Message passing in fault tolerant quantum error correction
• 19:11: posted Fault-tolerant holonomic quantum computation
• 03:22: posted A Class of Parallel Tiled Linear Algebra Algorithms for Multicore Architectures
• 03:09: posted The Stability of Quantum Concatenated Code Hamiltonians

• 22:25: posted Universal computation by quantum walk
• 07:25: posted The three dimensions of proofs

• 16:27: posted Noncommutative geometry as a functor

• 19:14: posted Multipartite Entanglement Among Single Spins in Diamond

• 19:00: posted Closed categories, star-autonomy, and monoidal comonads
• 18:58: posted Note on the construction of free monoids
• 18:55: posted Braided and coboundary monoidal categories
• 16:21: posted Exact universality from any entangling gate without inverses
• 16:08: posted From Loop Space Mechanics to Nonabelian Strings
• 16:07: posted Dirac Charge Quantization and Generalized Differential Cohomology