helmut g. katzgraber
    Current Work

summary

 
  Papers (including 10 conference proceedings and 4 book chapters) 121  
  Invited talks at conferences, summer schools, colloquia and seminars 158  
  Conference contributions (talks and posters) 51  
 
Links to ArXiv, ADS and Google Scholar
  Link to full CV
 

papers

107. Wenlong Wang, M. A. Moore, and Helmut G. Katzgraber,
"The Fractal Dimension of Interfaces in Edwards-Anderson and Long-range Ising Spin Glasses: Determining the Applicability of Different Theoretical Descriptions,"
Phys. Rev. Lett., submitted, (arXiv:cond-mat/1703.08679).
106. S. Mandra, Helmut G. Katzgraber and Chreigton Thomas,
"The pitfalls of planar spin-glass benchmarks: Raising the bar for quantum annealers (again)",
Quantum Science and Technology, submitted, (arXiv:quant-phys/1703.00622).
105. Roberto Santana, Zheng Zhu and Helmut G. Katzgraber,
"Evolutionary Approaches to Optimization Problems in Chimera Topologies",
Genetic and Evolutionary Computation Conference (GECCO-2016), ACM Press, p. 397-404 (2016), (arXiv:quant-phys/1608.05105).
104. S. Mandra, Z. Zhu, Helmut G. Katzgraber,
"Exponentially-Biased Ground-State Sampling of Quantum Annealing Machines with Transverse-Field Driving Hamiltonians",
Phys. Rev. Lett. 118, 070502 (2017), (arXiv:quant-ph/1606.07146).
103. T. Aspelmeier, Wenlong Wang, M. A. Moore, and Helmut G. Katzgraber,
"The interface free-energy exponent in the one-dimensional Ising spin glass with long-range interactions in both the droplet and broken replica symmetry regions,"
Phys. Rev. E 94, 022116 (2016), (arXiv:cond-mat/1606.03990).
102. Z. Zhu, Chao Fang, Helmut G. Katzgraber,
"borealis - A generalized global update algorithm for Boolean optimization problems,"
Journal on Satisfiability, Boolean Modeling and Computation (JSAT), submitted, (arXiv:cond-mat/1605.09399).
101. Kohji Nishimura, Hidetoshi Nishimori, Andrew J. Ochoa, Helmut G. Katzgraber,
"Retrieving the ground state of spin glasses using thermal noise: Performance of quantum annealing at finite temperatures,"
Phys. Rev. E 94, 032105 (2016), (arXiv:cond-mat/1605.03303).
100. Z. Zhu, Andrew J. Ochoa, Helmut G. Katzgraber,
"Lack of a thermodynamic finite-temperature spin-glass phase in the two-dimensional randomly-coupled ferromagnet,"
Phys. Rev. B, submitted, (arXiv:cond-mat/1604.01796).
99. S. Mandra, Z. Zhu, W. Wang, A. Perdomo-Ortiz, Helmut G. Katzgraber,
"Strengths and Weaknesses of Weak-Strong Cluster Problems: A Detailed Overview of State-of-the-art Classical Heuristics vs Quantum Approaches",
Phys. Rev. A 94, 022337 (2016), (arXiv:quant-ph/1604.01746).
98. Ruben S. Andrist, Helmut G. Katzgraber, H. Bombin, and M.-A. Martin-Delgado,
"Error tolerance of topological codes with independent bit-flip and measurement errors",
Phys. Rev. A 94, 012318 (2016), (arXiv:quant-ph/1603.08729).
97. Daniel M. Packwood, Helmut G. Katzgraber, and Winfried Teizer,
"Stochastic Boltzmann Equation for Magnetic Relaxation in High-Spin Molecules",
Proc. R. Soc. A 472, 20150699 (2016), (arXiv:cond-mat/1603.01320).
96. Wenlong Wang, Jonathan Machta, and Helmut G. Katzgraber,
"Bond chaos in spin glasses revealed through thermal boundary conditions",
Phys. Rev. B 93, 224414 (2016), (arXiv:cond-mat/1603.00543).
95. O. Melchert, Helmut G. Katzgraber, M. A. Novotny,
"Site and bond percolation thresholds in K_n,n-based lattices: Vulnerability of quantum annealers to random qubit and coupler failures on Chimera topologies",
Phys. Rev. E 93, 042128 (2016), (arXiv:cond-mat/1511.07078).
94. T. Aspelmeier, Helmut G. Katzgraber, Derek Larson, M. A. Moore, Matthew Wittmann, Joonhyun Yeo,
"Finite-size critical scaling in Ising spin glasses in the mean-field regime",
Phys. Rev. E 93, 032123 (2016), (arXiv:cond-mat/1509.05372).
93. Wenlong Wang, Jonathan Machta, and Helmut G. Katzgraber,
"Population Annealing: Theory and Application in Spin Glasses",
Phys. Rev. E 92, 063307 (2015), (arXiv:cond-mat/1508.05647).
92. Wenlong Wang, Jonathan Machta, and Helmut G. Katzgraber,
"Chaos in Spin Glasses Revealed Through Thermal Boundary Conditions",
Phys. Rev. B 92, 094410 (2015), (arXiv:cond-mat/1505.06222).
91. Zheng Zhu, Andrew J. Ochoa, Stefan Schnabel, Firas Hamze and Helmut G. Katzgraber,
"Best-case performance of quantum annealers on native spin-glass benchmarks: How chaos can affect success probabilities",
Phys. Rev. A 93, 012317 (2016), (arXiv:cond-mat/1505.02278).
90. Helmut G. Katzgraber, Firas Hamze, Zheng Zhu, Andrew J. Ochoa, and H. Munoz-Bauza,
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly",
Phys. Rev. X 5, 031026 (2015), (arXiv:cond-mat/1505.01545).
89. Zheng Zhu, Andrew J. Ochoa, and Helmut G. Katzgraber,
"Efficient Cluster Algorithm for Spin Glasses in Any Space Dimension",
Phys. Rev. Lett. 115, 077201 (2015), (arXiv:cond-mat/1501.05630).
88. Martin Weigel, Helmut G. Katzgraber, Jonathan Machta, Firas Hamze, and Ruben S. Andrist,
"Erratum: Glassy Chimeras could be blind to quantum speedup... [Phys. Rev. X 4, 021008 (2014)]",
Phys. Rev. X 5, 019901 (2015), (arXiv:cond-mat/1412.6320).
87. Wenlong Wang, Jonathan Machta, and Helmut G. Katzgraber,
"Comparing Monte Carlo methods for finding ground states of Ising spin glasses: population annealing, simulated annealing and parallel tempering",
Phys. Rev. E 92, 013303 (2015), (arXiv:cond-mat/1412.2104).
86. R. Santana, R. B. McDonald, Helmut G. Katzgraber,
"A probabilistic evolutionary optimization approach to compute quasiparticle braids",
Simulated Evolution and Learning, Lecture Notes in Computer Science 8886, 13 (2014), (arXiv:quant-phys/1410.0602).
85. M. Wittmann, B. Yucesoy, Helmut G. Katzgraber, J. Machta, A. P. Young,
"Low-temperature behavior of the statistics of the overlap distribution in Ising spin-glass models",
Phys. Rev. B 90, 134419 (2014), (arXiv:cond-mat/1408.2482).
84. Wenlong Wang, Jonathan Machta, and Helmut G. Katzgraber,
"Evidence against a mean field description of short-range spin glasses revealed through thermal boundary conditions",
Phys. Rev. B 90, 184412 (2014), (arXiv:cond-mat/1408.0438).
83. Juan Carlos Andresen, Helmut G. Katzgraber, Vadim Oganesyan, and Moshe Schechter
"Existence of a Thermodynamic Spin-Glass Phase in the Zero-Concentration Limit of Anisotropic Dipolar Systems",
Phys. Rev. X 4 041016 (2014), (arXiv:cond-mat/1407.4782).
82. Ruben S. Andrist, James R. Wootton, Helmut G. Katzgraber,
"Error Thresholds for Abelian Quantum Double Models: Increasing the bit-flip Stability of Topological Quantum Memory",
Phys. Rev. A 91, 042331 (2015), (arXiv:quant-ph/1406.5974).
81. Arash Bellafard, Sudip Chakravarty, Matthias Troyer and Helmut G. Katzgraber,
"The effect of quenched bond disorder on first-order phase transitions",
Annals of Physics 357, 66 (2015), (arXiv:cond-mat/1405.3309).
80. M. A. Moore and Helmut G. Katzgraber,
"Dealing with correlated choices: How a spin-glass model can help political parties select their policies",
Phys. Rev. E. 90, 042117 (2014), (arXiv:cond-mat/1402.0237).
79. Helmut G. Katzgraber, Firas Hamze, and Ruben S. Andrist,
"Glassy Chimeras could be blind to quantum speedup: Designing better benchmarks for quantum annealing machines",
Phys. Rev. X 4, 021008 (2014), (arXiv:cond-mat/1401.1546).
78. Zheng Zhu, Juan Carlos Andresen, M. A. Moore and Helmut G. Katzgraber,
"Boolean decision problems with competing interactions on scale-free networks: Equilibrium and nonequilibrium behavior in an external bias",
Phys. Rev. E 89, 022118 (2014), (arXiv:cond-mat/1310.1139).
77. Juan Carlos Andresen, Yohanes Pramudya, Helmut G. Katzgraber, Creighton K. Thomas, V. Dobrosavljevic, and Gergely T. Zimanyi,
"Charge avalanches in the Coulomb glass: the role of long-range interactions",
Phys. Rev. B 93, 094429 (2016), (arXiv:cond-mat/1309.2887).
76. Daniel M. Packwood, Kelley T. Reaves, Filippo L. Federici, Helmut G. Katzgraber, and Winfried Teizer,
"2D single molecule magnets with weak topological invariant magnetic moments: Mathematical prediction of targets for chemical synthesis",
Proc. R. Soc. A 469, 20130373 (2013), (arXiv:chem-phys/1306.1273).
75. B. Yucesoy, Helmut G. Katzgraber, J. Machta,
Reply to Comment on "Evidence of non-mean-field-like low-temperature behavior in the Edwards-Anderson spin-glass model",
Phys. Rev. Lett. 110, 219702 (2013) (arXiv:cond-mat/1304.5210).
74. Bjoern Ahrens, Jianping Xiao, Alexander K. Hartmann, and Helmut G. Katzgraber,
"Diluted antiferromagnets in a field seem to be in a different universality class than the random-field Ising model",
Phys. Rev. B 88, 174408 (2013), (arXiv:cond-mat/1302.2480).
73. Ross B. McDonald and Helmut G. Katzgraber,
"Genetic Braid Optimization: A heuristic approach to compute quasiparticle braids",
Phys. Rev. B 87, 054414 (2013), (arXiv:quant-ph/1211.7359).
72. Derek Larson, Helmut G. Katzgraber, M. A. Moore and A. P. Young,
"Spin glasses in a field: Three and four dimensions as seen from one space dimension",
Phys. Rev. B 87, 024414 (2013), (arXiv:cond-mat/1211.7297).
71. Kelley Reaves, Kyongwan Kim, Katsuya Iwaya, Taro Hitosugi, Hanhua Zhao, Kim R. Dunbar, Helmut G. Katzgraber, Winfried Teizer,
"STM Studies of Isolated Mn12-Ph Single Molecule Magnets",
SPIN 03, 1350004 (2013), (arXiv:cond-mat/1210.5934).
70. B. Yucesoy, J. Machta, Helmut G. Katzgraber,
"Correlations between the dynamics of parallel tempering and the free-energy landscape in spin glasses",
Phys. Rev. E 87, 012104 (2013), (arXiv:cond-mat/1210.6290).
69. Juan Carlos Andresen, Zheng Zhu, Ruben S. Andrist, Helmut G. Katzgraber V. Dobrosavljevic, and Gergely T. Zimanyi,
"Self-Organized Criticality in Glassy Spin Systems Requires a Diverging Number of Neighbors",
Phys. Rev. Lett. 111, 097203 (2013) (arXiv:cond-mat/1210.3796).
68. Arash Bellafard, Helmut G. Katzgraber, Matthias Troyer, and Sudip Chakravarty
"Bond disorder induced criticality of the three-color Ashkin-Teller model",
Phys. Rev. Lett. 109, 155701 (2012), (arXiv:cond-mat/1207.1080).
67. B. Yucesoy, Helmut G. Katzgraber, J. Machta,
"Evidence of non-mean-field-like low-temperature behavior in the Edwards-Anderson spin-glass model",
Phys. Rev. Lett. 109, 177204 (2012), (arXiv:cond-mat/1206.0783), see commentary by A. A. Middleton in the condensed matter journal club).
66. Helmut G. Katzgraber, Thomas Jorg, Florent Krzakala, Alexander K. Hartmann,
"Ultrametric probe of the spin-glass state in a field",
Phys. Rev. B 86, 184405 (2012), (arXiv:cond-mat/1205.4200).
65. Juan Carlos Andresen, Creighton K. Thomas, Helmut G. Katzgraber and Moshe Schechter,
"Novel disordering mechanism in ferromagnetic systems with competing interactions",
Phys. Rev. Lett. 111, 177202 (2013), (arXiv:cond-mat/1205.1572).
64. Ruben S. Andrist, H. Bombin, Helmut G. Katzgraber, and M.-A. Martin-Delgado,
"Optimal Error Correction in Topological Subsystem Codes",
Phys. Rev. A 85, 050302(R) (2012), (arXiv:quant-ph/1204.1838).
63. H. Bombin, Ruben S. Andrist, Masayuki Ohzeki, Helmut G. Katzgraber, and M.-A. Martin-Delgado,
"Strong Resilience of Topological Codes to Depolarization",
Phys. Rev. X 2, 021004 (2012), (arXiv:quant-ph/1202.1852, see Physics Viewpoint by D. Gottesman).
62. Helmut G. Katzgraber, Katharina Janzen and Creighton K. Thomas,
"Boolean decision problems with competing interactions on scale-free networks: Critical thermodynamics",
Phys. Rev. E 86, 031116 (2012), (arXiv:cond-mat/1202.1153).
61. Creighton K. Thomas and Helmut G. Katzgraber,
"Sampling of the ground-state magnetization of d-dimensional p-body Ising models",
Phys. Rev. B 84, 174404 (2011), (arXiv:cond-mat/1108.1953).
60. Creighton K. Thomas and Helmut G. Katzgraber,
"Simplest model to study reentrance in physical systems",
Phys. Rev. E 84, 040101(R) (2011), (arXiv:cond-mat/1104.2582).
59. Juan Carlos Andresen, Katharina Janzen and Helmut G. Katzgraber,
"Critical behavior and universality in Levy spin glasses",
Phys. Rev. B 83, 174427 (2011), (arXiv:cond-mat/1102.1661).
58. Creighton K. Thomas and Helmut G. Katzgraber,
"Optimizing glassy p-spin models",
Phys. Rev. E 83, 046709 (2011), (arXiv:cond-mat/1010.2524).
57. Masayuki Ohzeki, Creighton K. Thomas, Helmut G. Katzgraber, H. Bombin, M. A. Martin-Delgado,
"Universality in phase boundary slopes for spin glasses on self dual lattices",
J. Stat. Mech. P02004 (2011), (arXiv:cond-mat/1009.6015).
56. Ruben S. Andrist, D. Larson and Helmut G. Katzgraber,
"Evidence of a thermodynamic glass transition in the 10-state non-mean-field Potts glass",
Phys. Rev. E 83, 030106(R) (2011), (arXiv:cond-mat/1009.1916).
55. Brigitte Surer, A. Glatz, Helmut G. Katzgraber, G. T. Zimanyi, B. A. Allgood, and Gianni Blatter,
Reply to Comment on "Density of States and Critical Behavior of the Coulomb Glass" ,
Phys. Rev. Lett. 105, 039702 (2010), (arXiv:cond-mat/1007.3073).
54. Ruben S. Andrist, Helmut G. Katzgraber, H. Bombin, and M.-A. Martin-Delgado,
"Tricolored Lattice Gauge Theory with Randomness: Fault-Tolerance in Topological Color Codes",
New J. Phys. 13, 083006 (2011), (arXiv:quant-ph/1005.0777).
53. Helmut G. Katzgraber, H. Bombin, Ruben S. Andrist and M.-A. Martin-Delgado,
"Topological color codes on Union Jack lattices: a stable implementation of the whole Clifford group",
Phys. Rev. A 81, 012319 (2010), (arXiv:quant-ph/0910.0573).
52. Derek Larson, Helmut G. Katzgraber, M. A. Moore and A. P. Young,
"Numerical studies of a one-dimensional 3-spin spin-glass model with long-range interactions ",
Phys. Rev. B 81, 064415 (2010), (arXiv:cond-mat/0908.2224).
51. Helmut G. Katzgraber, H. Bombin, and M.-A. Martin-Delgado,
"Error Threshold for Color Codes and Random 3-Body Ising Models",
Phys. Rev. Lett. 103, 090501 (2009), (arXiv:cond-mat/0902.4845).
50. Yoshiki Matsuda, Hidetoshi Nishimori, and Helmut G. Katzgraber,
"Ground-state statistics from annealing algorithms: Quantum vs classical approaches",
New J. Phys. 11 (2009) 073021, (arXiv:cond-mat/0808.0365v3).
49. Martin Pelikan and Helmut G. Katzgraber,
"Analysis of Evolutionary Algorithms on the One-Dimensional Spin Glass with Power-Law Interactions",
Genetic and Evolutionary Computation Conference (GECCO-2009), ACM Press, p. 843-850 (2009), (arXiv:cond-mat/0901.4146).
48. Helmut G. Katzgraber, D. Larson and A. P. Young,
"Study of the de Almeida-Thouless line using power-law diluted one-dimensional Ising spin glasses ",
Phys. Rev. Lett. 102, 177205 (2009), (arXiv:cond-mat/0812.0421).
47. Helmut G. Katzgraber, I. A. Campbell and Alexander K. Hartmann,
"Extended scaling for ferromagnetic Ising models with zero-temperature transitions",
Phys. Rev. B 78, 184409 (2008), (arXiv:cond-mat/0809.1161).
46. Helmut G. Katzgraber and Alexander K. Hartmann,
"Ultrametricity and clustering of states in spin glasses: A one-dimensional view ",
Phys. Rev. Lett. 102, 037207 (2009), (arXiv:cond-mat/0807.3513).
45. K. Jaeger, W. Lipinski, Helmut G. Katzgraber, and A. Steinfeld
"Determination of thermal radiative properties of packed-bed media containing a mixture of polydisperse particles ",
Int. J. Therm. Sci. 48, 1510 (2009), (not on arXiv).
44. Brigitte Surer, Helmut G. Katzgraber, G. T. Zimanyi, B. A. Allgood, and Gianni Blatter,
"Density of States and Critical Behavior of the Coulomb Glass ",
Phys. Rev. Lett. 102, 067205 (2009), (arXiv:cond-mat/0805.4640).
43. A. Fabricio Albuquerque, Helmut G. Katzgraber, and Matthias Troyer,
"ENCORE: An Extended Contractor Renormalization algorithm ",
Phys. Rev. E 79, 046712 (2009), (arXiv:cond-mat/0805.2290).
42. S. Morrison, A. Kantian, A. J. Daley, Helmut G. Katzgraber, M. Lewenstein, H. P. Buechler, P. Zoller,
"Physical replicas and the Bose-glass in cold atomic gases",
New J. Phys. 10, 073032 (2008), (arXiv:cond-mat/0805.0488).
41. Thomas Jörg and Helmut G. Katzgraber,
"Evidence for universal scaling in the spin-glass phase",
Phys. Rev. Lett. 101, 197205 (2008), (arXiv:cond-mat/0803.3792).
40. Thomas Jörg and Helmut G. Katzgraber,
"Universality and universal finite-size scaling functions in four-dimensional Ising spin glasses",
Phys. Rev. B 77, 214426 (2008), (arXiv:cond-mat/0803.3339).
39. Martin Pelikan, Helmut G. Katzgraber, and Sigismund Kobe,
"Finding Ground States of Sherrington-Kirkpatrick Spin Glasses with Hierarchical BOA and Genetic Algorithms",
Genetic and Evolutionary Computation Conference (GECCO-2008), ACM Press, p. 447-454 (2008), (arXiv:cond-mat/0801.2997).
38. Thomas Jörg, Helmut G. Katzgraber, and F. Krzakala,
"Behavior of Ising Spin Glasses in a Magnetic Field",
Phys. Rev. Lett. 100, 197202 (2008), (arXiv:cond-mat/0712.2009).
37. S. Boettcher, Helmut G. Katzgraber, and D. Sherrington,
"Local field distributions in spin glasses",
J. Phys. A: Math. Theor. 41, 324007 (2008), (arXiv:cond-mat/0711.3934).
36. A. Fabricio Albuquerque, Helmut G. Katzgraber, Matthias Troyer, and Gianni Blatter,
"Engineering exotic phases for topologically-protected quantum computation by emulating quantum dimer models",
Phys. Rev. B 78, 014503 (2008), (arXiv:cond-mat/0708.0191).
35. Charlotte Gils, Helmut G. Katzgraber, and Matthias Troyer,
"Absence of a structural glass phase in a monoatomic model liquid predicted to undergo an ideal glass transition",
J. Stat. Mech. P09011 (2007), (arXiv:cond-mat/0707.3733).
34. Helmut G. Katzgraber, Didier Herisson, Michael Oesth, Per Nordblad, Atsuko Ito, and Hiroko Aruga Katori,
" Finite versus zero-temperature hysteretic behavior of spin glasses: Experiment and theory ",
Phys. Rev. B 76, 092408 (2007), (arXiv:cond-mat/0706.2423).
33. Helmut G. Katzgraber, D. Wuertz, and G. Blatter,
"Typical versus average helicity modulus in the three-dimensional gauge glass: Understanding the vortex glass phase",
Phys. Rev. B 75, 214511 (2007), (cond-mat/0612511).
32. Helmut G. Katzgraber, L. W. Lee, and I. A. Campbell,
"Effective critical behavior of the two-dimensional Ising spin glass with bimodal interactions",
Phys. Rev. B 75, 014412 (2007), (cond-mat/0609377).
31. Helmut G. Katzgraber and Florent Krzakala,
"Temperature and Disorder Chaos in Three-Dimensional Ising Spin Glasses",
Phys. Rev. Lett. 98, 017201 (2007), (cond-mat/0606180).
30. L. W. Lee, Helmut G. Katzgraber, and A. P. Young,
"Critical behavior of the three- and ten-state Potts glass",
Phys. Rev. B 74, 104416 (2006), (cond-mat/0605010).
29. Olivier Gygi, Helmut G. Katzgraber, Matthias Troyer, Stefan Wessel and G. George Batrouni
"Simulations of ultracold bosonic atoms in optical lattices with anharmonic traps",
Phys. Rev. A 73, 063606 (2006), (cond-mat/0603319).
28. M. S. Pierce, C. R. Buechler, L. B. Sorensen, S. D. Kevan, E. A. Jagla, J. M. Deutsch, T. Mai, O. Narayan,
J. E. Davies, Kai Liu, G. T. Zimanyi, Helmut G. Katzgraber, O. Hellwig, E. E. Fullerton, and J. B. Kortright,
"Disorder-induced magnetic memory: Experiments and theories",
Phys. Rev. B 75, 144406 (2007), (cond-mat/0611542).
27. M. Koerner, Helmut G. Katzgraber, and Alexander K. Hartmann,
"Probing tails of energy distributions using importance-sampling in the disorder with a guiding function",
J. Stat. Mech. P04005 (2006), (cond-mat/0603290).
26. Helmut G. Katzgraber, M. Koerner and A. P. Young,
"Universality in three-dimensional Ising spin glasses: A Monte Carlo study",
Phys. Rev. B 73, 224432 (2006), (cond-mat/0602212).
25. Helmut G. Katzgraber, Simon Trebst, David A. Huse, and Matthias Troyer,
"Feedback-optimized parallel tempering Monte Carlo",
J. Stat. Mech. P03018 (2006), (cond-mat/0602085).
24. Helmut G. Katzgraber, L. W. Lee, and I. A. Campbell,
"Nontrivial critical behavior of the free energy in the two-dimensional Ising spin glass with bimodal interactions",
(cond-mat/0510668).
23. Helmut G. Katzgraber, Aniello Esposito and Matthias Troyer,
"Ramping fermions in optical lattices across a Feshbach resonance",
Phys. Rev. A 74, 043602 (2006), (cond-mat/0510194).
22. Helmut G. Katzgraber and G. T. Zimanyi,
"Hysteretic memory effects in disordered magnets",
Phys. Rev. B 74, 020405(R) (2006), (cond-mat/0509515).
21. Diethelm Wuertz and Helmut G. Katzgraber,
"Precise finite-sample quantiles of the Jarque-Bera adjusted Lagrange multiplier test",
(math.ST/0509423).
20. Helmut G. Katzgraber and A. P. Young,
"Probing the Almeida-Thouless line away from the mean-field model",
Phys. Rev. B 72, 184416 (2005), (cond-mat/0507138, see commentary by J. P. Bouchaud in the condensed matter journal club).
19. Helmut G. Katzgraber, M. Koerner, F. Liers, M. Juenger and A. K. Hartmann,
"Universality-class dependence of energy distributions in spin glasses",
Phys. Rev. B 72, 094421 (2005), (cond-mat/0506209).
18. Helmut G. Katzgraber and I. A. Campbell,
"Dynamical scaling in Ising and vector spin glasses",
Phys. Rev. B 72, 014462 (2005), (cond-mat/0504082).
17. Helmut G. Katzgraber and L. W. Lee,
"Correlation Length of the Two-Dimensional Ising Spin Glass with bimodal Interactions",
Phys. Rev. B 71, 134404 (2005), (cond-mat/0411305).
16. A. P. Young and Helmut G. Katzgraber,
"Absence of an Almeida-Thouless line in Three-Dimensional Spin Glasses",
Phys. Rev. Lett. 93, 207203 (2004), (cond-mat/0407031).
15. I. A. Campbell, A. K. Hartmann and Helmut G. Katzgraber,
"Energy size effects of two-dimensional Ising spin glasses",
Phys. Rev. B 70, 054429 (2004), (cond-mat/0402627).
14. Helmut G. Katzgraber, L. W. Lee, and A. P. Young,
"Correlation Length of the Two-Dimensional Ising Spin Glass with Gaussian Interactions",
Phys. Rev. B 70, 014417 (2004), (cond-mat/0402037).
13. Helmut G. Katzgraber and I. A. Campbell,
"Critical properties of the three- and four-dimensional gauge glass",
Phys. Rev. B 69, 094413 (2004), (cond-mat/0310100).
12. Helmut G. Katzgraber and I. A. Campbell,
"Size dependence of the internal energy in Ising and vector spin glasses",
Phys. Rev. B 68, 180402(R) (2003), (cond-mat/0309278).
11. Helmut G. Katzgraber and A. P. Young,
"Geometry of large-scale low-energy excitations in the one-dimensional Ising spin glass with power-law interactions",
Phys. Rev. B 68, 224408 (2003) (cond-mat/0307583).
10. Helmut G. Katzgraber,
"On the existence of a finite-temperature transition in the two-dimensional gauge glass",
Phys. Rev. B 67, 180402(R) (2003), (cond-mat/0305393).
9. Helmut G. Katzgraber and A. P. Young,
"Monte Carlo studies of the one-dimensional Ising spin glass with power-law interactions",
Phys. Rev. B 67, 134410 (2003), (cond-mat/0210451).
8. J. J. Moreno, Helmut G. Katzgraber, and A. K. Hartmann,
"Finding Low-Temperature States with Parallel Tempering, Simulated Annealing and Simple Monte Carlo",
Int. J. of Mod. Phys. C 14, Vol. 3, 285 (2003), (cond-mat/0209248).
7. Helmut G. Katzgraber and A. P. Young,
"Numerical studies of the two- and three-dimensional gauge glass at low temperature",
Phys. Rev. B 66, 224507 (2002), (cond-mat/0205206).
6. Helmut G. Katzgraber, F. Pazmandi, C. R. Pike, Kai Liu, R. T. Scalettar, K. L. Verosub, G. T. Zimanyi,
"Reversal-field memory in the Hysteresis of Spin Glasses",
Phys. Rev. Lett. 89, 257202 (2002), (cond-mat/0205275).
5. Helmut G. Katzgraber and A. P. Young,
"Monte Carlo simulations of spin glasses at low temperatures: Effects of free boundary conditions",
Phys. Rev. B 65, 214402 (2002), (cond-mat/0108544).
4. Helmut G. Katzgraber and A. P. Young,
"Monte Carlo simulations of the four-dimensional XY spin glass at low temperatures",
Phys. Rev. B 65, 214401 (2002), (cond-mat/0108320).
3. Helmut G. Katzgraber and A. P. Young,
"Nature of the spin-glass state in the three-dimensional gauge glass",
Phys. Rev. B 64, 104426, (2001), (cond-mat/0105077).
2. Helmut G. Katzgraber, M. Palassini and A. P. Young,
"Monte Carlo simulations of spin glasses at low temperatures",
Phys. Rev. B 63, 184422 (2001), (cond-mat/0007113).
1. Helmut G. Katzgraber, H. P. Buechler, G. Blatter,
"Casimir force between vortex matter in anisotropic and layered superconductors",
Phys. Rev. B 59, 11990 (1999), (cond-mat/9811343).
 

book chapters

4. Helmut G. Katzgraber,
"Random Numbers in Scientific Computing: An Introduction",
lecture held at the second summer school "Modern Computation Science," Eds. A. K. Hartmann and R. Leidl, BIS-Verlag Oldenburg, Germany (2010)
(arXiv:comp-ph/1005.4117).
3. Helmut G. Katzgraber,
"Introduction to Monte Carlo Methods",
lecture held at the summer school "Modern Computation Science," Eds. A. K. Hartmann and R. Leidl, BIS-Verlag Oldenburg, Germany (2009)
(arXiv:cond-mat/0905.1629).
2. Helmut G. Katzgraber,
"Scientific Software Engineering in a Nutshell",
lecture held at the summer school "Modern Computation Science," Eds. A. K. Hartmann and R. Leidl, BIS-Verlag Oldenburg, Germany (2009)
(arXiv:comp-ph/0905.1628).
1. S. Trebst, D. A. Huse, E. Gull, Helmut G. Katzgraber, U. H. E. Hansmann, and M. Troyer,
"Ensemble optimization techniques for the simulation of slowly equilibrating systems",
in "Computer Simulation Studies in Condensed Matter Physics XIX," Springer Proceedings in Physics, Volume 115, edited by D. P. Landau, S. P. Lewis and H.-B. Schuettler (2007), (cond-mat/0606005).
 

conference proceedings

10. Helmut G. Katzgraber and Ruben S. Andrist,
"Stability of topologically-protected quantum computing proposals as seen through spin glasses",
in Proceedings of the International Meeting on "Inference, Computation, and Spin Glasses," Sapporo, Japan, J. Phys.: Conf. Ser. 473 012019 (2013), (arXiv:cond-mat/1306.0540).
9. Helmut G. Katzgraber, Alexander K. Hartmann, and A. P. Young,
" New Insights from One-Dimensional Spin Glasses",
in Proceedings of the 21st Workshop, Computer Simulations Studies in Condensed Matter Physics XXI, Physics Procedia 6, 35 (2010), (arXiv:cond-mat/0803.3417).
8. Yoshiki Matsuda, Hidetoshi Nishimori, and Helmut G. Katzgraber,
" Quantum annealing for problems with ground-state degeneracy",
in Proceedings of the International Workshop on Statistical-Mechanical Informatics 2008, Sendai (Japan) September 14-17, 2008,
J. Phys.: Conf. Ser. 143, 012003 (2009), (arXiv:cond-mat/0808.0365v1).
7. Helmut G. Katzgraber,
" Spin glasses and algorithm benchmarks: A one-dimensional view",
in Proceedings of the International Workshop on Statistical-Mechanical Informatics 2007, Kyoto (Japan) September 16-19, 2007,
J. Phys.: Conf. Ser. 95 012004 (2008), (arXiv:cond-mat/0711.1532).
6. Helmut G. Katzgraber, M. Koerner, F. Liers, and A. K. Hartmann,
"Overcoming system-size limitations in spin glasses",
Proceedings of the 2004 SPDSA Conference in Hayama, Japan, July 12 - 15, 2004,
Progress of Theoretical Physics Supp. No. 157, 59 (2005), (cond-mat/0509469).
5. Helmut G. Katzgraber, G. Friedman, and G. T. Zimanyi,
"Fingerprinting Hysteresis",
Proceedings of the 2003 HMM Conference, Salamanca, Spain, May 27 - 30, 2003,
Physica B 343, 10 (2004), (cond-mat/0307178).
4. Helmut G. Katzgraber, F. Pazmandi, C. R. Pike, K. Liu, R. T. Scalettar, K. L. Verosub, G. T. Zimanyi,
"Reversal-field memory in magnetic hysteresis",
Proceedings of the 2002 MMM Conference, Tampa, FL, Nov 11 - 15, 2002,
J. Appl. Phys. 93, 6617 (2003), (cond-mat/0304541).
3. Helmut G. Katzgraber,
"Numerical studies of the two- and three-dimensional gauge glass at low temperature",
Proceedings of the 2002 MMM Conference, Tampa, FL, Nov 11 - 15, 2002,
J. Appl. Phys. 93, 7661 (2003), (cond-mat/0304540).
2. Helmut G. Katzgraber,
"Monte Carlo simulations of vector spin glasses at low temperatures",
Proceedings of "Computational Modeling and Simulation of Complex Systems" 2001, Aachen, Germany, September 5 - 8, 2001,
Comp. Phys. Comm. 147, 439 (2002), (cond-mat/0204305).
1. H. P. Buechler, Helmut G. Katzgraber, G. Blatter,
"Casimir force between two half spaces of vortex matter in anisotropic superconductors",
Proceedings of the First Euro Conference on "Vortex Matter in Superconductors", Crete, Greece, September 18 - 24, 1999, eds. E. H. Brandt, P. H. Kes, and V. V. Moshchalkov,
Physica C 332, Issue 1-4 (2000), (cond-mat/0002183).
 

theses

2. Helmut G. Katzgraber,
"Nature of the spin-glass state as seen from low-temperature Monte Carlo simulations",
Ph.D. Thesis, University of California at Santa Cruz CA (2001).
1. Helmut G. Katzgraber,
"Attraction of Vortices in Anisotropic and Layered Superconductors",
Diploma Thesis, ETH Zurich, Switzerland (1997).
 

invited talks at conferences

36. IARPA Advanced Processor Developments session, IEEE International Conference on Rebooting Computing 2016, San Diego, CA (October 2016),
"Predicting quantum advantage and raising the bar for quantum architectures".
35. Workshop on Theory and Practice of Adiabatic Quantum Computers and Quantum Simulation, ICTP Trieste (August 2016),
"Quantum vs classical optimization: A status update on the arms race".
34. 28th IUPAP Conference on Computational Physics - CCP 2016, Johannesburg, South Africa (July 2016),
"Quantum vs classical optimization: A status update on the arms race".
33. Fifth Workshop in Adiabatic Quantum Computing - AQC 2016, Los Angeles, CA, USA (June 2016)
"Quantum vs classical optimization: A status update on the arms race".
32. TNG Consulting Big Techday 9, Munich, Germany (June 2016),
"Quantum vs classical optimization: A status update on the arms race".
31. International conference on quantum condensed matter, Engelberg, Switzerland (February 2016),
"Looking into the future through spin glasses: Benchmarking and design of quantum annealers".
30. IARPA QEO Study Workshop, Seattle WA (January 2016),
"Engineered and tunable problems, benchmarking, testing & evaluation".
29. Plenary talk, International Conference on Computer Simulation in Physics and beyond, Moscow, Russia (September 2015),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
28. New Horizons of Quantum and Classical Information, Tokyo, Japan (August 2015),
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly".
27. March Meeting of the American Physical Society, San Antonio, TX (March 2015),
"Seeking Quantum Speedup Through Spin Glasses: Evidence of Tunneling?".
26. Random magnets and quantum information (Honoring Peter Young), Santa Cruz, CA, USA (February 2015),
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly".
25. Plenary talk, XXVI IUPAP Conference on Computational Physics - CCP 2014, Boston, MA, USA (August 2014)
"Four decades of frustration in spin-glass physics: Advances and applications".
24. Third Workshop in Adiabatic Quantum Computing - AQC 2014, Los Angeles, CA, USA (June 2014)
"Spin-glass-inspired benchmarks of quantum annealing machines".
23. Texas A&M Supercomputing Annual User Meeting, Texas, USA (May 2014),
"Quantum Computers: Are we there yet?".
22. Conference of the Middle European Cooperation in Statistical Physics (MECO 39), Coventry, UK (April 2014),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
21. Spring Meeting of the German Physical Society (DPG-Fruehjahrstagung), Dresden, Germany (March 2014),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
20. Santa Fe Institute Workshop on Deep Computation in Statistical Physics, Santa Fe, NM (August 2013),
"Static and Dynamic Properties of Spin Glasses as seen through the Parallel Tempering Telescope".
19. International Meeting on Inference, Computation, and Spin Glasses (ICSG2013), Sapporo, Japan (July 2013),
"Using the spin-glass machinery to determine the stability of topologically-protected quantum computing proposals".
18. XXV IUPAP International Conference on Statistical Physics (StatPhys25), Seoul, Korea (July 2013),
"Four decades of frustration: Applications, algorithms and advances in spin-glass physics".
17. March Meeting of the American Physical Society, Boston, MA (March 2012),
"Spin glasses: Still frustrating after all these years?".
16. Asia Pacific Center for Theoretical Physics workshop on "Current Progress of Simulations in Complex Systems," Pohang, Korea (November 2010),
"Gaining new physical insights using wacky spin-glass Hamiltonians".
15. XVII Symposio Chileno de Fisica, Pucon, Chile, (November 2010),
"Gaining new physical insights using wacky spin-glass Hamiltonians".
14. Conference on "Out of Equilibrium Quantum Systems," KITP Santa Barbara, CA (August 2010),
"Understanding the stability of topologically-protected quantum computing proposals using spin glasses".
13. Seventh International Conference on Computational Physics, Beijing, China (May 2010),
"A one-dimensional approach to spin glasses".
12. March Meeting of the American Physical Society, Portland, OR (March 2010),
"New insights from one-dimensional spin glasses".
11. Recent Developments in Computer Simulation Studies in Condensed Matter Physics, Athens, GA USA (February 2008),
"New insights from one-dimensional spin glasses".
10. Nonlinear Dynamics and Statistical Mechanics of Complex Systems Workshop, Lavin, Switzerland (January 2008),
"Spin glasses: Still frustrating after all these years?".
9. Texas Section Meeting of the American Physical Society, College Station, TX (October 2007),
"The Physics of Diving (also held in Spanish)" [movie (in Spanish)].
8. Meeting of the Argentinian Physical Society, Salta, Argentina (September 2007),
"Do spin glasses order in a field?".
7. International Workshop on Statistical-Mechanical Informatics, Kyoto, Japan (September 2007),
"Spin glasses and algorithm benchmarks: A one-dimensional view".
6. ICREA Workshop "Disorder in Cold Atoms", Barcelona, Spain (January 2007),
"Spin glasses and cold atoms".
5. CECAM Workshop "Rugged Free Energy Landscapes in Glasses, Spin Glasses and Biological Macromolecules", Lyon, France (June 2005),
"Overcoming system-size limitations in spin glasses".
4. Beowulf Day, ETH Zurich, Switzerland (January 2005),
"Large-scale spin-glass simulations on the Hreidar Beowulf cluster".
3. March Meeting of the American Physical Society, Montreal, Canada (March 2004),
"Overcoming system-size limitations in spin glasses".
2. Dagstuhl Seminar on "New Optimization Algorithms in Physics", Dagstuhl, Germany (September 2003),
"Spin glasses at low and zero temperature".
1. Workshop on Magnetism, Hysteresis and the FORC Method, University of California, Davis (April 2003),
"Fingerprinting hysteretic systems: A numerical approach".
 

summer schools

34. DPG School on Physics (Computational Physics of Complex and Disordered Systems), Bad Honnef, Germany (September 2015),
"First steps towards Monte Carlo."
33. DPG School on Physics (Computational Physics of Complex and Disordered Systems), Bad Honnef, Germany (September 2015),
"Advanced Monte Carlo & Spin Glasses."
32. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Optimization Methods in Physics."
31. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Introduction to Com- plexity Theory."
30. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Advanced Monte Carlo Methods."
29. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Introduction to Monte Carlo Methods."
28. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Monte Carlo Integration."
27. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Random Number Generation."
26. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Software Engineering in a Nutshell."
25. Computational Physics Mini Course, Ben Gurion University, Israel (May 2014),
"Basics of Computer Hardware."
24. DPG School on Physics (Efficient Algorithms in Computational Physics), Bad Honnef, Germany (September 2012),
"Advanced Monte Carlo Methods."
23. DPG School on Physics (Efficient Algorithms in Computational Physics), Bad Honnef, Germany (September 2012),
"Introduction to Monte Carlo Methods."
22. Fourth summer school on Modern Computational Science, Oldenburg Germany (August 2012),
"Random Numbers in Scientific Computing: An Introduction."
21. Fourth summer school on Modern Computational Science, Oldenburg Germany (August 2012),
"Advanced Monte Carlo Methods."
20. Fourth summer school on Modern Computational Science, Oldenburg Germany (August 2012),
"Introduction to Monte Carlo Methods."
19. Fourth summer school on Modern Computational Science, Oldenburg Germany (August 2012),
"Software Engineering in a Nutshell."
18. High School Teachers Physics Enhancement Program, Mitchell Institute for Fundamental Physics, Cooks Branch TX USA (June 2012),
"Electrostatics."
17. Summer School for Numerical Methods in Condensed Matter Physics, Taipei Taiwan (September 2011),
"Advanced Monte Carlo Methods."
16. Summer School for Numerical Methods in Condensed Matter Physics, Taipei Taiwan (September 2011),
"Introduction to Monte Carlo Methods."
15. Third summer school on Modern Computational Science, Oldenburg Germany (August 2011),
"Random Numbers in Scientific Computing: An Introduction."
14. Third summer school on Modern Computational Science, Oldenburg Germany (August 2011),
"Advanced Monte Carlo Methods."
13. Third summer school on Modern Computational Science, Oldenburg Germany (August 2011),
"Introduction to Monte Carlo Methods."
12. Third summer school on Modern Computational Science, Oldenburg Germany (August 2011),
"Software Engineering in a Nutshell."
11. Quantum Information meets Statistical Mechanics, El Escorial Summer School, Spain (July 2011),
"Using the spin-glass machinery to determine the stability of topologically-protected quantum computing proposals."
10. Second summer school on Modern Computational Science, Oldenburg Germany (August 2010),
"Random Numbers in Scientific Computing: An Introduction."
9. Second summer school on Modern Computational Science, Oldenburg Germany (August 2010),
"Advanced Monte Carlo Methods."
8. Second summer school on Modern Computational Science, Oldenburg Germany (August 2010),
"Introduction to Monte Carlo Methods."
7. Second summer school on Modern Computational Science, Oldenburg Germany (August 2010),
"Software Engineering in a Nutshell."
6. Summer school on Modern Computational Science, Oldenburg Germany (August 2009),
"Random Numbers."
5. Summer school on Modern Computational Science, Oldenburg Germany (August 2009),
"Advanced Monte Carlo Methods."
4. Summer school on Modern Computational Science, Oldenburg Germany (August 2009),
"Introduction to Monte Carlo Methods."
3. Summer school on Modern Computational Science, Oldenburg Germany (August 2009),
"Software Engineering in a Nutshell."
2. Spring School on Monte Carlo Simulations of Disordered Systems, Leipzig, Germany (April 2008),
"Exchange Monte Carlo: an efficient workhorse for optimization problems."
1. Spring School on Monte Carlo Simulations of Disordered Systems, Leipzig, Germany (April 2008),
"New insights from one-dimensional spin glasses".
 

invited colloquia

21. Colloquium, University of New South Wales, Sydney, Australia (Septemmber 2016),
"Quantum vs classical optimization: A status update on the arms race".
20. Colloquium, Syracuse University, Syracuse NY (April 2016),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
19. Colloquium, Swansea University, Swansea, UK (December 2015),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
18. Colloquium, University of Southern California, Los Angeles, CA (November 2015).
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
17. Colloquium, Boston University, Boston MA, (November 2014),
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly".
16. Colloquium, Texas A&M University, College Station, TX (October 2014),
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly".
15. Colloquium, Ben-Gurion University, Israel (May 2014),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
14. Theory Colloquium, University of Konstanz, Konstanz, Germany (November 2013),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
13. CNLS Colloquium, Los Alamos National Laboratory, Los Alamos NM (October 2013),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
12. Colloquium, Physics Department, National Taiwan University, Taipei, Taiwan (March 2012),
"Frustrating frustrated problems".
11. Colloquium, Physics and Astronomy Department, Texas A&M University, College Station, TX, USA (November 2011),
"Frustrating frustrated problems".
10. Colloquium, Physics Department, Sam Houston State University, Huntsville TX, USA (November 2011),
"Frustrating frustrated magnets".
9. Colloquium, Physics Department, Emory University, Atlanta GA (April 2011),
"Do spin glasses order in a field? And why we should care...".
8. Inaugural lecture, ETH Zurich, Zurich, Switzerland (May 2008),
"Glasses: the unknown known". [movie].
7. Theory Colloquium, Department of Physics, Oldenburg University, Germany (January 2008),
"Spin glasses: Chaotic and universal".
6. Colloquium, Department of Physics, Hong Kong Baptist University, Hong Kong (September 2007),
"Do spin glasses order in a field?".
5. Colloquium, Department of Physics, Texas A&M University, College Station TX, USA (June 2007),
"Do spin glasses order in a field?".
4. Colloquium, Department of Physics, University of Denver, Denver CO, USA (March 2007),
"Do spin glasses order in a field?".
3. Colloquium, Department of Physics, Virginia Tech, Blacksburg VA, USA (March 2006),
"Do spin glasses order in a field?".
2. Theorie Kolloquium, Innsbruck University, Innsbruck, Austria, (October 2004),
"Spin glasses: Still frustrating after all these years?".
1. Colloquium, Institute for Informatics, University of Cologne, Cologne, Germany (June 2004),
"Spin glasses: Still frustrating after all these years?".
 

invited seminars

67. 101 Student Seminar, Texas A&M University, College Station, TX (October 2016),
"Computational Physics @ Texas A&M What is it all about?".
66. 1Qubit, Vancouver, Canada (October 2016),
"Quantum vs classical optimization: A status update on the arms race".
65. Computational & Data Sciences Lecture Series, Texas A&M University, College Station TX, USA (September 2016),
"Quantum vs classical optimization: A status update on the arms race".
64. University College London, Londonw, UK (February 2016),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
63. Tokyo Institute of Technology, Tokyo, Japan (January 2016),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
62. Washington University, St. Louis, MO (October 2015),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
61. Coventry University, Coventry, UK (September 2015),
"Beyond Moore's Law? Seeking Quantum Speedup Through Spin Glasses".
60. University of Melbourne, Melbourne, Australia (June 2015),
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly".
59. Stromlo Observatory, ANU, Canberra, Australia (June 2015),
"Beyond Moore's Law: Seeking Quantum Speedup Through Spin Glasses".
58. Australian National University, Canberra, Australia (June 2015),
"Seeking Quantum Speedup Through Spin Glasses: The Good, the Bad, and the Ugly".
57. D-Wave Inc., Burnaby, British Columbia Canada (September 2014),
"Playing with D-Wave Two... & Learning from spin-glass physics".
56. LA-SiGMA Seminar Series, Louisiana State University, Baton Rouge, LA (September 2014),
"Quantum Computers: Are we there yet?".
55. Ben-Gurion University, Israel (May 2014),
"Quantum Computers: Are we there yet?".
54. Applied Mathematics Undergraduate Seminar, Texas A&M University, College Station TX (April 2014),
"Gambling for Science: Random Numbers in Scientific Computing".
53. Santa Fe Institute, Santa Fe NM (December 2013),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
52. University of California, Santa Cruz CA (November 2013),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
51. University of California, Davis CA (November 2013),
"Self-organized criticality in Hamiltonian spin systems: intriguingly ordinary or ordinarily intriguing?".
50. Universidad Complutense de Madrid, Spain (November 2013),
"Building better quantum computers using spin glasses".
49. Material Science & Engineering Program, Texas A&M University, College Station TX (October 2013),
"Frustrating frustrated problems".
48. Ben-Gurion University, Israel (May 2013),
"Boolean decision problems with competing interactions on scale-free networks".
47. Santa Fe Institute, Santa Fe (June 2012),
"Boolean decision problems with competing interactions on scale-free networks".
46. Institute of Physics, Chinese Academy of Sciences, Beijing, China (April 2012),
"Frustrating frustrated problems".
45. Renmin University, Beijing, China (April 2012),
"Frustrating frustrated problems".
44. Probability Seminar, Courant Institute of Mathematical Sciences, NYU, New York (September 2011),
"Universality in (Levy) spin glasses".
43. Microsoft Station Q, Santa Barbara, CA (June 2011),
"Understanding the stability of topologically-protected quantum computing proposals using spin glasses".
42. Texas A&M University, College Station, TX (April 2011),
"Spin glasses on scale-free networks: Simple models to study opinion formation?".
41. Johannes-Gutenberg-University Mainz, Germany (January 2011),
"Do spin glasses order in a field?".
40. Ruprecht-Karls-University Heidelberg (January 2011),
"Do spin glasses order in a field?".
39. National High Magnetic Field Laboratory, Tallahassee FL (April 2010),
"Do spin glasses order in a field?".
38. City University of New York Graduate Center, New York NY (April 2010),
"Do spin glasses order in a field?".
37. University of Massachusetts, Amherst MA, (April 2010),
"Do spin glasses order in a field?".
36. Ben-Gurion University, Israel (February 2010),
"Do spin glasses order in a field?".
35. Paul Scherrer Institute (PSI), Villigen, Switzerland (Agusut 2009),
"Do spin glasses order in a field?".
34. Syracuse University, Syracuse NY (January 2009),
"Do spin glasses order in a field?".
33. Universidad Complutense de Madrid, Spain (July 2008),
"New insights from one-dimensional spin glasses".
32. Lousisiana State University, Baton Rouge LA (April 2007),
"Do spin glasses order in a field?".
31. University of Barcelona, Barcelona, Spain (January 2007),
"Equilibrium and nonequilibrium properties of spin glasses in a field".
30. ETH Zurich, Zurich, Switzerland (October 2006),
"Introduction to topologically protected quantum computing".
29. University of California, Santa Cruz CA (October 2006),
"Ramping fermions in optical lattices across a Feshbach resonance".
28. Department of Physics, Virginia Tech, Blacksburg VA, USA (August 2006),
"Ramping fermions in optical lattices across a Feshbach resonance".
27. Department of Engineering Science and Physics, College of Staten Island CUNY, Staten Island NY (March 2006),
"Do spin glasses order in a field?".
26. University of Goettingen, Germany, (January 2006),
"Equilibrium and non-equilibrium properties of spin glasses in a field".
25. EPFL Lausanne (December 2005),
"Do spin glasses have a phase transition in a field?".
24. University of California, Santa Cruz CA (November 2005),
"Equilibrium and non-equilibrium properties of spin glasses in a field".
23. University of Utrecht, Utrecht, The Netherlands (May 2005),
"Overcoming system-size limitations in spin glasses".
22. University of California, Davis CA, USA (March 2005),
"Equilibrium and nonequilibrium properties of spin glasses in a field".
21. Microsoft Research Labs, Redmond, USA (February 2005),
"Spin glasses: Still frustrating after all these years?".
20. Royal Institute of Technology (KTH), Stockholm, Sweden (September 2004),
"Recent developments in spin glasses".
19. Uppsala University, Uppsala, Sweden (September 2004),
"Equilibrium and nonequilibrium properties of spin glasses in a field".
18. ISSP, The University of Tokyo, Kashiwa, Japan (July 2004),
"Recent developments in spin glasses".
17. University of Osaka, Osaka, Japan (July 2004),
"Recent developments in spin glasses".
16. The University of Electro-Communications, Tokyo, Japan (July 2004),
"Typical versus average superfluid density: Understanding the vortex glass phase".
15. ETH Zurich, Zurich, Switzerland (June 2004),
"Spin glasses: Still frustrating after all these years?".
14. University of California, Santa Cruz CA (May 2004),
"Typical versus average superfluid density: Understanding the vortex glass phase".
13. University of California, Davis CA (May 2004),
"Typical versus average superfluid density: Understanding the vortex glass phase".
12. ETH Zurich, Switzerland (April 2004),
"Spin glasses: still frustrating after all these years?".
11. University of Arizona, Tucson AZ (December 2003),
"Overcoming system-size limitations in spin glasses".
10. University of Montpellier, France (July 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
9. University of California, Davis (April 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
8. University of Goettingen, Germany, (January 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
7. University of Fribourg, Switzerland, (November 2002),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
6. University of California, Santa Cruz CA (May 2002),
"FORC Diagrams and Reversal-Field Memory in Magnetic Hysteresis".
5. Institute for Rock Magnetism, Minneapolis, MN (May 2002),
"FORC diagrams and singularities in magnetic materials".
4. ETH Zurich, Switzerland (September 2001),
"Nature of the Spin-Glass State as seen from Low-Temperature Monte Carlo Simulations".
3. University of Basel, Switzerland (September 2001),
"Nature of the Spin-Glass State as seen from Low-Temperature Monte Carlo Simulations".
2. University of California, Santa Cruz CA (October 2000),
"Monte Carlo Simulations of Spin-Glasses at Low Temperatures".
1. University of California, Santa Cruz CA (February 1998),
"Van der Waals interaction of vortices in anisotropic and layered superconductors".
 

talks at conferences

43. March Meeting of the American Physical Society, New Orleans, LA (March 2017),
"Inducing mean-field criticality in spin glasses on quasi-planar topologies: Improved quantum annealer designs".
42. Advances in Quantum Algorithms and Computation, Aspen Center for Physics, Aspen, CO (March 2016),
"Strengths and Weaknesses of Weak-Strong Cluster Problems".
41. March Meeting of the American Physical Society, Baltimore, MD (March 2016),
"Can we predict the typical difficulty of optimization problems without solving them?".
40. Conference of the Middle European Cooperation in Statistical Physics (MECO 41), Vienna, Austria (February 2016),
"Can we predict the difficulty of optimization problems without solving them?".
39. Fourth Workshop in Adiabatic Quantum Computing - QEO Introduction, Switzerland (June 2015),
"Engineered Instances, Optimization Problems & Classical Algorithms".
38. Fourth Workshop in Adiabatic Quantum Computing - AQC 2015, Zurich, Switzerland (June 2015),
"Using insights from spin-glass physics to develop hard benchmarks for quantum annealers".
37. ASCR Workshop on Quantum Computing for Science, Bethesda, MD, USA (February 2015),
"Seeking Quantum Speedup Through Spin Glasses: Learning from Statistical Physics".
36. March Meeting of the American Physical Society, Baltimore, MD (March 2013),
"Are the diluted antiferromagnet in a field and the random-field Ising model in the same universality class?".
35. March Meeting of the American Physical Society, Dallas, TX (March 2011),
"Spin glasses on scale-free networks: Simple models to study opinion formation?".
34. StatPhys 24, Cairns, Australia (July 2010),
"Using Monte Carlo simulations, topology and statistical mechanics to build stable quantum computers".
33. March Meeting of the American Physical Society, Portland, OR (March 2010),
"Error threshold for topological color codes on Union Jack lattices".
32. March Meeting of the American Physical Society, Pittsburgh, PA (March 2009),
"Study of the de Almeida-Thouless line using power-law diluted one-dimensional Ising spin glasses".
31. March Meeting of the American Physical Society, Pittsburgh, PA (March 2009),
"Error threshold in topological quantum-computing models with color codes".
30. March Meeting of the American Physical Society, New Orleans, LA (March 2008),
"On the ordering of Ising spin glasses in a field".
29. March Meeting of the American Physical Society, New Orleans, LA (March 2008),
"Monte Carlo study of the three-dimensional Coulomb glass".
28. March Meeting of the American Physical Society, Denver CO (March 2007),
"Universality in spin glasses: A Monte Carlo study".
27. March Meeting of the American Physical Society, Denver CO (March 2007),
"Chaos in spin glasses".
26. Swiss Physical Society Meeting, Zurich, Switzerland (February 2007),
"Chaos in spin glasses".
25. Monte Carlo data formats meeting, ETH Zurich, Switzerland (September 2006),
"Monte Carlo data formats for (spin) glass simulations".
24. Highly Frustrated Magnetism Conference 2006, Osaka, Japan (August 2006),
"Do spin glasses order in a field?".
23. March Meeting of the American Physical Society, Baltimore MD (March 2006),
"Ramping Fermions in Optical Lattices across a Feshbach resonance".
22. March Meeting of the American Physical Society, Baltimore MD (March 2006),
"Probing the Almeida-Thouless line away from the mean-field model".
21. Beowulf Day, ETH Zurich, Switzerland (January 2006),
"Do spin glasses have a phase transition in a field?".
20. 2005 Swiss Workshop in Materials with Novel Electronic Properties, Les Diablerets, Switzerland (September 2005),
"Ramping Fermions in Optical Lattices across a Feshbach resonance".
19. 2005 HMM Conference, Budapest, Hungary (May 2005),
"Memory effects in the hysteresis of Ising spin glasses".
18. March Meeting of the American Physical Society, Los Angeles CA (March 2005),
"Absence of an Almeida-Thouless line in Ising spin glasses".
17. March Meeting of the American Physical Society, Los Angeles CA (March 2005),
"Correlation length of the 2D Ising spin glass with bimodal interactions".
16. Conference on Computational Physics 2004, Genoa, Italy (September 2004),
"Feedback-optimized parallel tempering Monte Carlo".
15. Conference on Statistical Physics of Disordered Systems and its Applications, Hayama, Japan (July 2004),
"Overcoming system-size limitations in spin glasses".
14. March Meeting of the American Physical Society, Montreal, Canada (March 2004),
"Typical versus average superfluid density: Understanding the vortex glass phase".
13. Beowulf Day, ETH Zurich, Switzerland (January 2004),
"Typical versus average superfluid density: Understanding the vortex glass phase".
12. 2003 HMM Conference, Salamanca, Spain (May 2003),
"Fingerprinting Exchange Bias" (together with K. Liu).
11. 2003 HMM Conference, Salamanca, Spain (May 2003),
"Fingerprinting Hysteresis".
10. March Meeting of the American Physical Society, Austin TX (March 2003),
"Monte Carlo studies of the one-dimensional Ising spin glass with power-law interactions".
9. MaNEP Topical Meeting, Neuchatel, Switzerland (February 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
8. Beowulf Day, ETH Zurich, Switzerland (January 2003),
"Nature of the spin-glass state".
7. Conference on Magnetism and Magnetic Materials, Tampa FL (November 2002),
"Numerical studies of the two- and three-dimensional gauge glass at low temperature".
6. March Meeting of the American Physical Society, Indianapolis IN (March 2002),
"FORC diagrams and singularities in magnetic materials".
5. March Meeting of the American Physical Society, Indianapolis IN (March 2002),
"Spin-glasses at Low Temperatures: Effects of Free Boundary Conditions".
4. March Meeting of the American Physical Society, Seattle WA (March 2001),
"Monte Carlo Simulations of Spin Glasses at Low Temperatures: The Three Dimensional Gauge Glass".
3. CLC Conference, Lake Tahoe CA (February 2001),
"Monte Carlo Simulations of Spin Glasses at Low Temperatures: The Three Dimensional Gauge Glass".
2. PASI Conference, Santiago de Chile, Chile (January 2001),
"Monte Carlo Simulations of Spin Glasses at Low Temperatures".
1. March Meeting of the American Physical Society, Los Angeles CA (March 1999),
"Casimir Force between Vortex Matter in Anisotropic and Layered Superconductors".
 

posters

8. International Conference on Magnetism 2006, Kyoto, Japan (August 2006),
"Probing the Almeida-Thouless line away from the mean-field model".
7. Swiss Physical Society MaNEP Meeting, Lausanne, Switzerland (February 2006),
"Probing the Almeida-Thouless line away from the mean-field model".
6. Conference on Statistical Physics of Disordered Systems and its Applications, Rome, Italy (September 2005),
"Probing the Almeida-Thouless line away from the mean-field model".
6. MaNEP Topical Meeting (review panel), Neuchatel, Switzerland (June 2003),
"Large-scale low-energy excitations in the one-dimensional Ising spin glass with power-law interactions".
4. Conference of the Middle European Cooperation in Statistical Physics (MECO 28), Saarbruecken, Germany (March 2003),
"Monte Carlo studies of the one-dimensional Ising spin glass with power-law interactions".
3. Conference on Magnetism and Magnetic Materials, Tampa FL (November 2002),
"Reversal-field memory in magnetic hysteresis".
2. Conference on Computational Physics, Aachen, Germany (September 2001),
"Monte Carlo Simulations of Vector Spin Glasses at Low Temperatures".
1. 4th International Workshop on Vortex Matter in Monte Verita, Ascona, Switzerland (June 1997),
"Low Field Phase Diagram of Layered and Strongly Anisotropic Superconductors including Intervortex van der Waals Attractions".