
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.).
Email: 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, BoseHubbard models, cold atoms.
· Quantum Monte Carlo simulations.
·
Numerical and
computational physics: Optimization techniques, manybody simulations,
molecular dynamics, partial differential equations, multidimensional
minimization algorithms.
·
Foundations
of Quantum Mechanics.
· Topological solitons, spontaneous breaking of rotational symmetry in quantum field theories (thesis title).
· Fidelityoptimized 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 DWave 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).
· J. Marshall, V. MartinMayor and I. Hen, Practical Engineering of Hard SpinGlass Instances, accepted for publication in Phys. Rev. A. arXiv:1605.03607 (2016).
· I. B. Coulamy, A. C. Santos, I. Hen and M. S. Sarandy, Energetic cost of superadiabatic quantum computation, submitted for publication. arXiv:1603.07778 (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 DWave processor, Phys. Rev. A 92, 062328 (2015).
· W.
Vinci, T. Albash, G. PazSilva, 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. MartinMayor and I. Hen, Unraveling Quantum Annealers using Classical Hardness, Scientific Reports 5, Article number: 15324 (2015).
I. Hen and F. M. Spedalieri,
Quantum annealing for constrained
optimization, submitted for publication, arXiv:1508.04212
(2015).
· T. Albash, I.
Hen, F. M. Spedalieri and D. A. Lidar, Reexamination of the evidence for
entanglement in the DWave processor, Phys. Rev. A 92, 062328 (2015).
· W.
Vinci, T. Albash, G. PazSilva, 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. MartinMayor and I. Hen, Unraveling Quantum Annealers using Classical Hardness, Scientific Reports 5, Article number: 15324 (2015).
· A. Kalev and I.
Hen, Optimized Tomography for Pure Quantum States, accepted for publication in
New Journal of Physics, arXiv:1409.1952
(2014).
· I.
Hen, Quantum Gates
with Controlled Adiabatic Evolutions, Phys. Rev. A 91, 022309
(2015).
· I. Hen, FourierTransforming
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: 23372343 (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, ContinuousTime 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 MaxCut, 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 threedimensional lattices, Phys. Rev. A
82, 043634 (2010).
·
I.
Hen, M. Iskin and M. Rigol,
Phase diagram of the hardcore BoseHubbard model on a
checkerboard superlattice, Phys. Rev. B
81 064503 (2010).
·
I.
Hen and M. Rigol, Superfluid to Mottinsulator 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, Nobroadcasting 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 twosphere, 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:quantph/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. BraunsteinBercovitz, I. Hen and R. E. Lubow, Masking task load modulates latent inhibition, Cognition and Emotion 18, 1135 (2004).
· Workshop
on Theory and Practice of Adiabatic Quantum Computers and Quantum
Simulation, The Abdus Salam International Centre for Theoretical
Physics, Trieste, Italy, August 2016 (scheduled, 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.
· DWave/LockheedMartin/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.
· CondensedMatter seminar, BarIlan
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.
· DWave
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 DWave Application Colloquium, Google Venice, Los Angeles, CA, January 2014.
· Quantum Seminar, TelAviv University, Tel Aviv, Israel, January 2014.
· Condensed Matter Seminar, BenGurion 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 DWave Chip, NASA Ames Research Center, Moffett Field, CA, August 2013.
· DWave
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, BarIlan University, RamatGan, Israel, December 2011.
· Condensed Matter Seminar, BenGurion 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 & MultiQubit 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/BoseEinstein 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, TelAviv University, TelAviv, 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
(20012008).
· Teaching assistant 
Analytical Mechanics (20022008).
· C++ Programming Instructor for
middleschool students, Weizmann Institute of Science, Rehovot,
Israel (1999).
· Math Teacher  Municipal
High School #9, TelAviv, Israel (1998).
· Instructor and Teaching Advisor (Army
Service)  School of Electronic Warfare, Israel Defense Forces (19951998).
This page has last been updated in July 2016.