Itay Hen
I am a Computer Scientist with the
Information
Sciences
My
main areas of research are adiabatic quantum
computation (algorithms, complexity, simulations and
implementation) and computational physics (quantum
and classical Monte Carlo, optimization, etc.). E-mail:
itayhen@isi.edu |
Suite 1220,
Information Sciences Institute, University of Southern
California
4676 Admiralty Way, Marina del Rey, CA 90292.
· Quantum computing and algorithms, adiabatic quantum computing.
·
Quantum phase transitions,
Bose-Hubbard models, cold atoms.
· Quantum Monte Carlo simulations.
·
Numerical and
computational physics: Optimization techniques, many-body
simulations, molecular dynamics, partial differential
equations, multi-dimensional minimization algorithms.
·
Foundations of Quantum
Mechanics.
· Topological solitons, spontaneous breaking of rotational symmetry in quantum field theories (thesis title).
· The Fair in Unfair Quantum Ground-State Sampling (January 2017).
·
Quantum-Classical Monte Carlo
Algorithm for Simulating AQC, (Workshop on Theory and
Practice of Adiabatic Quantum Computers and Quantum
Simulation, Trieste, Italy, August 2016)
·
Fidelity-optimized quantum
state estimation (Quantum Machine Learning
Workshop, NIPS,
December 2015)
·
Quantum vs Thermal
Annealing: Seeking a Fair Comparison (Workshop on classical
and quantum optimization, August 2014)
·
Performance of D-Wave Two on Problems with
Planted Solutions (AQC, June 2014)
·
Period Finding with
Adiabatic Quantum Computation (Aspen, March
2014)
·
Controlled Quantum
Adiabatic Evolution (Quantum Control MURI
retreat, February 2014)
·
Power of Adiabatic
Quantum Computation (USC Physics colloquium, February 2014).
· I. Hen, Solving Spin Glasses with Optimized Trees of Clustered Spins. arXiv:1705.02075.
· J. Marshall, E. G. Rieffel and I. Hen, Thermalization, freeze-out and noise: deciphering experimental quantum annealers, submitted for publication. arXiv:1703.03902.
· T. Albash, V. Martin-Mayor and I. Hen, Temperature scaling law for quantum annealing optimizers, submitted for publication. arXiv:1703.03871.
· T. Albash, G. Wagenbreth and I. Hen, Off-diagonal expansion quantum Monte Carlo, submitted for publication. arXiv:1701.01499.
· I. Hen, Realizable quantum
adiabatic search, submitted for publication.
arXiv:1612.06012.
· B. Zhang, G. Wagenbreth, V. Martin-Mayor and I. Hen, Advantages of unfair quantum ground-state sampling, Scientific Reports 7, Article number: 1044 (2017).
· J. Marshall, V. Martin-Mayor and I. Hen, Practical engineering of hard spin-glass instances, Phys. Rev. A 94, 012320 (2016).
· I. B. Coulamy, A. C.
Santos, I. Hen and M. S. Sarandy, Energetic
cost of superadiabatic quantum computation, Frontiers in ICT 3, 19
(2016).
· I. Hen and M. S. Sarandy, Driver Hamiltonians for constrained optimization in quantum annealing, Phys. Rev. A 93, 062312.
·
I. Hen and F. M. Spedalieri, Quantum annealing for
constrained optimization, Phys. Rev. Applied
5, 034007 (2016).
·
T. Albash, I. Hen, F.
M. Spedalieri and D. A. Lidar,
Reexamination of the
evidence for entanglement in the D-Wave processor,
Phys. Rev. A 92, 062328 (2015).
·
W.
Vinci,
T. Albash, G. Paz-Silva, I. Hen
and D. A. Lidar, Quantum annealing
correction with minor embedding, Phys. Rev. A
92, 042310 (2015).
·
I.
Hen,
J. Job, T. Albash, Troels F. Roennow,
M. Troyer, D. A. Lidar, Probing for quantum
speedup in spin glass problems with planted solutions,
Phys. Rev. A 92, 042325 (2015).
· V.
Martin-Mayor and I. Hen, Unraveling Quantum Annealers using Classical
Hardness, Scientific Reports 5, Article
number: 15324 (2015).
·
W.
Vinci, T. Albash, G. Paz-Silva,
I. Hen and D. A. Lidar, Quantum annealing
correction with minor embedding, Phys. Rev. A
92, 042310 (2015).
·
I.
Hen,
J. Job, T. Albash, Troels F. Roennow,
M. Troyer, D. A. Lidar, Probing for quantum
speedup in spin glass problems with planted solutions,
Phys. Rev. A 92, 042325 (2015).
·
I.
Hen, Quantum Gates with
Controlled Adiabatic Evolutions, Phys. Rev. A
91, 022309 (2015).
·
I. Hen, Fourier-Transforming with
Quantum Annealers.
Front. Phys. 2, 44 (2014).
·
E. G. Rieffel, M. Do, D. Venturelli, I. Hen and J. Franks,
Phase Transitions in Planning Problems: Design and Analysis
of Parameterized Families of Hard Planning Problems, AAAI
2014: 2337-2343 (2014).
·
I. Hen, How Fast Can Quantum Annealers Count?, J. Phys. A: Math. Theor. 47, 235304
(2014).
·
I. Hen, Period finding with
Adiabatic Quantum Computation, Europhysics Letters 105, 50005
(2014).
·
I. Hen, Continuous-Time Quantum
Algorithms for Unstructured Problems, J.
Phys. A: Math. Theor. 47, 045305,
(2014).
·
E. Farhi,
D. Gosset, I. Hen, A. W. Sandvik, P. Shor, A. P. Young, and
F. Zamponi, The Performance of the
Quantum Adiabatic Algorithm on 3 Regular 3XORSAT and 3
Regular Max-Cut, Phys. Rev. A 86, 052334
(2012).
·
I. Hen and A. P. Young, Solving the Graph
Isomorphism Problem with a Quantum Annealer,
Phys. Rev. A 86, 042310 (2012).
·
I. Hen, Excitation
Gap from Optimized Correlation Functions in Quantum
Monte Carlo Simulations, Phys. Rev. E 85,
036705 (2012).
·
I. Hen and A. P. Young, Exponential
Complexity of the Quantum Adiabatic Algorithm for
certain Satisfiability Problems, Phys. Rev. E 84,
061152 (2011).
·
F. Alexander Wolf, I. Hen
and M. Rigol, Collapse
and revival oscillations as a probe for the tunneling
amplitude in an ultracold
Bose gas, Phys.
Rev. A 82, 043601 (2010).
·
I. Hen and M. Rigol, Strongly
Interacting Atom Lasers in Three Dimensional Optical
Lattices, Phys.
Rev. Lett. 105, 180401 (2010).
·
I. Hen and M. Rigol, Analytical
and numerical study of trapped strongly correlated
bosons in two- and three-dimensional lattices,
Phys. Rev. A 82, 043634
(2010).
·
I. Hen, M. Iskin and M. Rigol,
Phase
diagram of the hardcore Bose-Hubbard model on a
checkerboard superlattice, Phys. Rev. B 81 064503
(2010).
·
I. Hen and M. Rigol, Superfluid
to Mott-insulator transition of hardcore bosons in a superlattice, Phys. Rev. B 80 134508
(2009).
·
I. Hen and M. Karliner, Review
of rotational symmetry breaking in baby Skyrme models, in: G. Brown and M.
Rho, Eds., The Multifaceted Skyrmion,
(World Scientific, Singapore, 2010).
·
I. Hen and M. Karliner, Lattice
structure of baby Skyrmions, Theoretical and
Mathematical Physics 160(1) (2009).
·
I. Hen and A. Kalev, Equations
of motion for the quantum characteristic functions, eprint:
arXiv:0803.0108 (2008).
·
A. Kalev
and I. Hen, No-broadcasting
theorem and its classical counterpart, Phys. Rev. Lett. 100, 210502 (2008).
·
I. Hen and M. Karliner, Spontaneous
breaking of rotational symmetry in rotating solitons, Phys. Rev. D 77,
116002 (2008).
·
I. Hen and M. Karliner, Baby
Skyrmions on the two-sphere, Phys. Rev. E 77,
036612 (2008).
·
I. Hen and M. Karliner, Hexagonal
structure of baby Skyrmion
lattices, Phys.
Rev. D 77, 054009 (2008).
·
I. Hen and M. Karliner, Rotational
symmetry breaking in baby Skyrme
models,
Nonlinearity 21 (2008) 399.
· I. Hen and A. Kalev, Classical States and Their Quantum Correspondence, eprint: arXiv:quant-ph/0701015 (2007).
· I. Hen, A. Sakov, N. Kafkafi, I. Golani and Y. Benjamini, The dynamics of spatial behavior: how can robust smoothing techniques help?, Journal of Neuroscience
· H. Braunstein-Bercovitz, I. Hen and R. E. Lubow, Masking task load modulates latent inhibition, Cognition and Emotion 18, 1135 (2004).
· APS
March Meeting, New Orleans, Louisiana, March 2017
(conference talk).
· SQuInT
(Southwest Quantum Information and Technology), Baton
Rouge, Louisiana, February 2017 (poster).
· ISI's CS&T Monthly meeting, Marina del Rey, CA, January 2017 (seminar talk).
· AGU meeting, San Francisco, CA, December 2016 (poster).
· SC16
(USC booth), Salt Lake City, UT, November 2016.
·
Lockheed Martin/D-Wave/USC technical exchange meeting,
Marina del Rey, CA, October 2016.
· Workshop
on
Theory and Practice of Adiabatic Quantum Computers and
Quantum Simulation, The Abdus Salam International Centre
for Theoretical Physics, Trieste, Italy, August 2016
(invited).
· Adiabatic Quantum Computing Conference, Venice, CA, June 2016.
· APS March meeting, Baltimore, MD, March 2016.
· Google Quantum Group meeting, Venice, CA, March 2016.
· SQuInT (Southwest Quantum Information and
Technology), Santa Fe, NM, February 2016 (conference
talk).
· Quantum Machine Learning workshop,Neural Information Processing Systems (NIPS) 2015, Montreal, CA, December 2015.
· R&D
in Computing, Rethink Disruption CTO Forum, San Francisco,
CA, November 2015 (panelist, invited).
· SC15,
Austin, TX, November 2015.
· QEO proposers' day, IARPA, College Park, MD, October 2015.
· D-Wave/Lockheed-Martin/USC Meeting, University of Southern California, Los Angeles, CA, September 2015.
· Fourth
Conference in Adiabatic Quantum Computing, ETH Zurich,
Switzerland, June 2015.
· QCD:
from
Theory to Experiment (symposium in honor of Marek Karliner's 60th birthday), Tel Aviv
University, Tel Aviv, Israel, May 2015 (invited talk).
· Physics
Seminar,
San Jose State University, San Jose CA, April 2015.
· Condensed-Matter seminar, Bar-Ilan University, Ramat Gan, Israel, April 2015.
·
Daniel Lidar's Group
Meeting, USC, Los Angeles, CA, April 2015.
· APS
March
Meeting, Denver, CO, March 2014.
· Southwest
Quantum
Information and Technology (SQuInT),
Berkeley,
CA, February 2015.
· ASCR
Workshop on Quantum Computing for Science, Bethesda, MD, February 2015 (invited talk).
· Quantum
Control
MURI Retreat, Huntington Beach, CA, February 2015.
· Peter
Young
Retirement Conference, Santa Cruz, CA, February 2015
(invited talk).
· Lawrence
Livermore
National Laboratory, Livermore, CA, October 2014.
· D-Wave
Users
Colloquium, Sunnyvale, CA, September
2014 (invited talk).
· Workshop
on
classical and quantum optimization, Zurich, Switzerland,
August 2014 (invited talk).
· Google’s Quantum Computing Group, Venice,
CA, June 2014.
· AQC
2014
– 3rd International Workshop on Adiabatic Quantum Computing,
Los Angeles, CA, June 2014
(invited talk).
· Aspen
Winter Conference on Advances in Quantum Algorithms and
Computation, Aspen, CO, March 2014 (invited talk).
· APS
March
Meeting, Denver, CO, March 2014.
· Southwest
Quantum
Information and Technology (SQuInT),
Santa Fe, NM, February 2014.
· Quantum
Control
MURI retreat, Laguna Beach, CA, February 2014.
·
Physics Colloquium,
University of Southern California, Los Angeles, CA, February
2014.
· 3rd D-Wave Application Colloquium, Google Venice, Los Angeles, CA, January 2014.
· Quantum Seminar, Tel-Aviv University, Tel Aviv, Israel, January 2014.
· Condensed Matter Seminar, Ben-Gurion University, Be’er Sheva, Israel, December 2013.
·
Daniel Lidar's Group
Meeting, USC, Los Angeles, CA, December 2013.
·
Google’s Quantum
Computing Group, Venice, CA, December 2013.
·
Daniel Lidar's Group
Meeting, University of Southern California, Los Angeles, CA,
October 2013.
·
Quantum Computing Meetup
Group, Mountain View, CA, October 2013 (invited talk).
·
Programming the D-Wave
Chip, NASA Ames Research Center, Moffett Field, CA, August
2013.
·
D-Wave Application
Colloquium II: Theme on Machine Learning, ISI/USC, Marina
del Rey, CA, June 2013
(invited talk).
· NASA Ames QuAIL
Seminar, Moffett Field, CA, June 2013 (seminar talk).
· APS
March
Meeting, Baltimore, MD, March 2013 (invited talk).
· AQC 2013 - 2nd International Workshop on
Adiabatic Quantum Computing, London, UK, March 2013
(conference talk).
· Quantum Information
Laboratory Workshop, NASA Ames Research Center, Moffett
Field, CA, November 2012.
· Condensed Matter
Seminar, Universidad Complutense
de Madrid, Madrid, Spain, September 2012.
· Workshop on Complex
quantum systems: Nonergodicity,
glassiness and localization, The Abdus
Salam International Centre for Theoretical Physics, Trieste,
Italy, August 2012 (invited
talk).
· Advanced Machine
Learning Class, University of California, Santa Cruz, CA,
June 2012 (Tutorial).
· Condensed Matter Seminar,
University of California, Santa Cruz, CA, April 2012.
· NASA Space Research
Expo, Moffett Field, CA, March 2012 (Poster).
· APS March Meeting, Boston,
MA, February 2012.
· Quantum Computing Group
Seminar, LPS, College Park, MD, January 2012.
· First NASA Quantum Future Technologies Conference, Moffett Field, CA, January 2012 (Poster).
· 2012 Mini Stat Mech Meeting, UC Berkeley, Berkeley, CA, January 2012 (Poster).
· Condensed Matter Seminar, Rutgers Center for Materials Theory, Piscataway, NJ, December 2011.
· Condensed Matter Seminar, Hebrew University, Jerusalem, Israel, December 2011.
· Condensed Matter Seminar, Tel Aviv University, Tel Aviv, Israel, December 2011.
· Condensed Matter Seminar, Bar-Ilan University, Ramat-Gan, Israel, December 2011.
· Condensed Matter Seminar, Ben-Gurion University, Be’er Sheva, Israel, December 2011.
· Condensed Matter Seminar, Weizmann Institute of Science, Rehovot, Israel, November 2011.
· International Workshop on Simulation and Manipulation of Quantum Systems for Information Processing, Jülich, Germany, October 2011 (Poster).
· ARO/ NSA 2011 Quantum Computing and Quantum Algorithms Program Review, Denver, CO, August 2011 (Poster).
· Farhi Group Meeting, MIT, Cambridge, MA, February 2011.
· 2011 Mini Stat Mech Meeting, UC Berkeley, Berkeley, CA, January 2011 (Poster).
· Condensed Matter Seminar, Boston University, Boston, MA, November 2010.
· 2010 Quantum Computing, Quantum Algorithms & Multi-Qubit Coherent Operations Program Review, Cincinnati, OH, August 2010 (Poster).
· APS March Meeting, Portland, OR, March 2010.
· AMOPP group, University College London, London, UK, January 2010.
· Condensed Matter Seminar, University of California, Santa Cruz, CA, January 2010.
· Quantum Information/Bose-Einstein Condensation Seminar, NIST, Gaithersburg, MD, December 2009.
· Condensed Matter Physics Seminar, Georgetown University, Washington DC, November 2009.
· 2nd Vienna Symposium on the Foundations of Modern Physics, Vienna, Austria, June 2009 (Poster).
· Condensed Matter Physics Seminar, Georgetown University, Washington DC, May 2009.
· APS March Meeting, Pittsburgh, PA, March 2009.
· Condensed Matter Physics Seminar, Georgetown University, Washington DC, March 2009.
· Nonlinear Physics: Theory and Experiment V, Gallipoli, Italy, June 2008.
· Particle Physics Seminar, Tel-Aviv University, Tel-Aviv, Israel, June 2008.
· Integrable Systems Seminar, University of Leeds, Leeds, UK, March 2008.
· Israel Physical Society, Weizmann Institute of Science, Rehovot, Israel,
TEACHING
· Lab instructor - Physics Laboratory for 2nd
year students (2001-2008).
·
Teaching assistant - Analytical
Mechanics (2002-2008).
·
C++ Programming Instructor for middle-school
students, Weizmann Institute of Science, Rehovot, Israel (1999).
·
Math Teacher - Municipal High
School #9, Tel-Aviv, Israel (1998).
·
Instructor and Teaching Advisor (Army Service) -
School of Electronic Warfare, Israel Defense Forces
(1995-1998).
This page has last been updated in May 2017.