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Thirteenth Annual SQuInT Workshop

Boulder Colorado

Start Date: Feb 17, 2011 - 03:00pm
End Date: Feb 20, 2011 - 12:00pm

Host: University of New Mexico Center for Quantum Information and Control (CQuIC) and The National Institute of Standards and Technology (NIST), Boulder

Location: Millennium Harvest House, Boulder, Colorado

13th Annual SQuInT Workshop

Boulder, Colorado, February 17-20, 2011
Millennium Harvest House


The 13th Annual SQuInT Workshop was hosted by the University of New Mexico Center for Quantum Information and Control (CQuIC), locally organized by the SQuInT Coordinator Ivan Deutsch.

Satellite Workshop on Ion Trap Technology: February 16-17, 2011

Invited Speakers (outside SQuInT):

  • Jens Eisert (Potsdam)
  • Markus Greiner (Harvard)
  • Morgan Mitchell (ICFO, Barcelona)
  • Sergey Bravyi (IBM)
  • Jonathan Oppenheim (Cambridge)
  • David Poulin (Sherbrooke)
  • Arno Rauschenbeutel (Vienna)
  • Ray Simmonds (NIST)

Thursday Program

3:00pm-4:00pmConference Registration
 SESSION 1: Nanomechanics and Superconducting QIP
Session Chair:
4:00pm-4:45pmRaymond Simmonds, National Institute of Standards and Technology
Quantum-based Measurements with Superconducting Circuits
4:45pm-5:15pmEmily Pritchett, University of Waterloo, Institute for Quantum Computing
General-Purpose Quantum Simulation with Prethreshold Superconducting Qubits
SESSION 2: Quantum Error Correction
Session Chair:
5:15pm-6:00pmSergey Bravyi, IBM Watson Research Center
Subsystem and stabilizer quantum codes with spatially local generators
6:00pm-7:30pmEvening Break Buffet
7:30pm-8:00pmDave Bacon, University of Washington
Making Error Correction Spatially Local
8:00pm-8:30pmBryan Fong, HRL Laboratories, LLC
Exchange-Only Computation, Leakage Reduction, and Dynamical Decoupling in the Three-Qubit Decoherence Free Subsystem
8:30pm-9:00pmGerardo Paz, University of Southern California
Concatenated Stabilizer Dynamical Decoupling

Friday Program

7:30am-8:30amConference Breakfast and Registration
SESSION 3: Neutral Atom QIP
Session Chair:
8:30am-9:15amMarkus Greiner, Harvard University
Quantum simulation of an antiferromagnetic Ising chain with longitudinal and transverse magnetic fields
9:15am-9:45amMark Saffman, University of Wisconsin Madison
Towards multi-qubit computing with Rydberg blockade
9:45am-10:15amCarlos Riofrio, University of New Mexico
Quantum tomography of the full hyperfine manifold of atomic spins via continuous measurement on an ensemble
10:15am-10:45amMorning Break
10:45am-11:15amJae Hoon Lee, University of Arizona
Quantum Control of the Motional and Internal Degrees of Freedom of Neutral Atoms
11:15am-11:45amSteven Olmschenk, Joint Quantum Institute, National Institute of Standards and Technology and University of Maryland Department of Physics
Randomized benchmarking of atomic qubits and differential light shift cancellation in an optical lattice
11:45am-12:15pmAndrea Alberti, Universität Bonn
Engineering Coherences at Single-Atom Level
12:15pm-1:45pmConference Lunch
SESSION 4: Quantum Information Theory I
Session Chair:
1:45pm-2:30pmJonathan Oppenheim, University of Cambridge
Uncertainty, nonlocality, & complementarity
2:30pm-3:00pmJon Yard, Los Alamos National Laboratory
Faithful squashed entanglement with applications to separability testing and quantum complexity
3:00pm-3:30pmSteve Flammia, Caltech
Tomography via Compressed Sensing
3:30pm-4:00pmAfternoon Break
SESSION 5: Quantum Metrology
Session Chair:
4:00pm-4:45pmMorgan Mitchell, Institute of Photonic Sciences
Quantum-enhanced magnetometry and nonlinear metrology with atomic ensembles.
4:45pm-5:15pmMankei Tsang, University of New Mexico
Fundamental Quantum Limit to Waveform Estimation
SESSION 6: Poster Session
5:15pm-7:15pmPoster Abstracts

Saturday Program

7:30am-8:30amConference Breakfast
SESSION 7: Atoms in Cavities and Confined Modes
Session Chair:
8:30am-9:15amArno Rauschenbeutel, Institute of Atomic and Subatomic Physics, Vienna University of Technology
Trapping and Interfacing Cold Neutral Atoms Using Optical Nanofibers
9:15am-9:45amLuis Orozco, Joint Quantum Institute, Dept. Physics and National Institute of Standards and Technology, University of Maryland
Light shifts of ground-state quantum beats: A consequence of quantum jumps.
9:45am-10:15amClement Lacroute, California Institute of Technology
Atom trapping in the evanescent field of a tapered optical fiber: towards cQED with micro-toroids and trapped atoms.
10:15am-10:45amMorning Break
SESSION 8: Quantum Algorithms
Session Chair:
10:45am-11:30amDavid Poulin, Université de Sherbrooke
Quantum Metropolis Sampling: An algorithm to simulate thermal systems with a quantum computer
11:30am-12:00pmBryan Eastin, Northrop Grumman Corporation
Simulating Concordant Computations
12:00pm-1:30pmConference Lunch
1:30pm-2:15pmJens Eisert, University of Potsdam
Relaxation, thermalization, and a quantum algorithm to prepare Gibbs states
SESSION 9: Photonic QIP
Session Chair:
2:15pm-2:45pmOlivier Pfister, University of Virginia
Scaling up entanglement in the optical frequency comb: recent experimental progress
2:45pm-3:15pmAdriana Lita, National Institute Of Standards and Technology (NIST) Boulder
Superconducting Transition-Edge Sensors Optimized for High-Efficiency Photon-Number Resolving Detectors
3:15pm-4:00pmAfternoon Break
SESSION 10a: Breakout A -- Quantum Tomography, Estimation, Optimization
Session Chair:
4:00pm-4:30pmRobin Blume-Kohout, Los Alamos National Lab
Confidence intervals for quantum state estimation
4:30pm-5:00pmMike Mullan, National Institute of Standards and Technology
Improving Quantum Clocks via Semidefinite Programming
5:00pm-5:30pmJoshua Combes, Center for Quantum Information and Control, University of New Mexico, USA
Efficient methods for the characterisation of qbit Hamiltonian dynamics
5:30pm-6:00pmYu Tomita, Georgia Institute of Technology
Multi-qubit compensation sequences
SESSION 10b: Breakout B -- Quantum Error Correction and Algorithms
Session Chair:
4:00pm-4:30pmMark Byrd, Southern Illinois University
Pseudo-unitary freedom in the operator-sum representation, positive maps, and quantum error correction
4:30pm-5:00pmJim Harrington, HRL Laboratories
Addressable multi-qubit logic via permutations
5:00pm-5:30pmChing-Yi Lai, University of Southern California
Entanglement-Assisted Quantum Error-Correcting Codes when the Ebits of Receiver are not Perfect
5:30pm-6:00pmAsif Shakeel, University of California at San Diego
An Improved Query for the Hidden Subgroup Problem
SESSION 10c: Breakout C -- Entanglement and Superpositions
Session Chair:
4:00pm-4:30pmMiguel-Angel Garcia-March, Colorado School of Mines
Ultracold bosons in 3D double wells: macroscopic superposition of vortex states and the tunneling of atoms carrying vorticity
4:30pm-5:00pmJess Riedel, Los Alamos National Laboratory
Quantum Darwinism in an Everyday Environment: Huge Redundancy in Scattered Photons
5:00pm-5:30pmPeter Love, Haverford College
Convex Roof Optimization from Cartan Decompositions
5:30pm-6:00pmGilad Gour, Institute for Quantum Information Science, University of Calgary
Multipartite Entanglement: Classification, Quantification, Manipulation, Evolution and Applications
7:00pm-9:30pmConference Banquet

Sunday Program

7:30am-8:30amConference Breakfast
SESSION 11: Ion Trap QIP
Session Chair:
8:30am-9:00amChristian Ospelkaus, National Institute of Standards and Technology, Boulder
Quantum information processing with trapped ions at NIST
9:00am-9:30amKihwan Kim, Joint Quantum Institute and University of Maryland
Quantum simulation with trapped atomic ions
9:30am-10:00amThomas Noel, University of Washington
Rapid Adiabatic Passage on a Trapped Ion with a Noisy Laser
10:00am-10:30amMorning Break
SESSION 12: Quantum Computation
Session Chair:
10:30am-11:00amDavid Feder, University of Calgary
Universal Quantum Computation with Non-Interacting Fermions
11:00am--11:30amRobert Raussendorf, University of British Columbia
The 2D AKLT state is universal for measurement-based quantum computation
11:30am-12:00pmWim van Dam, University of California, Santa Barbara
Noise Thresholds for Higher Dimensional Systems using the Discrete Wigner Function