helmut g. katzgraber
    Current Work

summary

 
  Publications in peer-reviewed journals 46  
  Conference proceedings and book chapters 10  
  Invited talks at conferences, colloquia and seminars 53  
  Conference contributions (talks and posters) 38  
 
Link to preprint server & ADS
  Link to full CV
 

publications

46. H. G. Katzgraber and Alexander K. Hartmann,
"Ultrametricity and clustering of states in spin glasses: A one-dimensional view ",
Phys. Rev. Lett., submitted, (arXiv:cond-mat/0807.3513).
45. K. Jaeger, W. Lipinski, H. G. Katzgraber, and A. Steinfeld
"Determination of thermal radiative properties of packed-bed media containing a mixture of polydisperse particles ",
Int. J. Therm. Sci, submitted (not on arXiv).
44. Brigitte Surer, H. G. Katzgraber, G. T. Zimanyi, B. A. Allgood, and Gianni Blatter,
"Density of States and Critical Behavior of the Coulomb Glass ",
Phys. Rev. Lett., submitted, (arXiv:cond-mat/0805.4640).
43. A. Fabricio Albuquerque, H. G. Katzgraber, and Matthias Troyer,
"ENCORE: An Extended Contractor Renormalization algorithm ",
Phys. Rev. E, submitted, (arXiv:cond-mat/0805.2290).
42. S. Morrison, A. Kantian, A. J. Daley, H. 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 H. G. Katzgraber,
"Evidence for universal scaling in the spin-glass phase",
Phys. Rev. Lett., submitted, (arXiv:cond-mat/0803.3792).
40. Thomas Jörg and H. 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, H. 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, H. 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, H. G. Katzgraber, and D. Scherrington,
"Local field distributions in spin glasses",
J. Phys. A: Math. Theor. 41, 324007 (2008), (arXiv:cond-mat/0711.3934).
36. A. Fabricio Albuquerque, H. 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, H. 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. H. 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. H. 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. H. 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. H. 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, H. 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, H. 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, H. 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, H. 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. H. G. Katzgraber, M. Koerner and A. P. Young,
"Univerality in three-dimensional Ising spin glasses: A Monte Carlo study",
Phys. Rev. B 73, 224432 (2006), (cond-mat/0602212).
25. H. 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. H. 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",
unpublished, (cond-mat/0510668).
23. H. 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. H. 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 H. G. Katzgraber,
"Precise finite-sample quantiles of the Jarque-Bera adjusted Lagrange multiplier test",
Comp. Stat. submitted, (math.ST/0509423).
20. H. 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 also commentary on the condensed matter journal club)
19. H. 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. H. G. Katzgraber and I. A. Campbell,
"Dynamical scaling in Ising and vector spin glasses",
Phys. Rev. B 72, 014462 (2005), (cond-mat/0504082).
17. H. 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 H. 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 H. G. Katzgraber,
"Energy size effects of two-dimensional Ising spin glasses",
Phys. Rev. B 70, 054429 (2004), (cond-mat/0402627).
14. H. 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. H. 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. H. 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. H. 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. H. 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).
09. H. 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).
08. J. J. Moreno, H. 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).
07. H. 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).
06. H. 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).
05. H. 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).
04. H. 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).
03. H. 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).
02. H. 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).
01. H. 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).
 

proceedings & books

10. Yoshiki Matsuda, Hidetoshi Nishimori, and H. 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., submitted (arXiv:cond-mat/0808.0365).
09. H. G. Katzgraber, Alexander K. Hartmann, and A. P. Young,
" New Insights from One-Dimensional Spin Glasses",
To appear in: Computer Simulation Studies in Condensed Matter Physics XXI, Eds. D.P. Landau, S.P. Lewis, and H.B. Schuttler (Springer Verlag, Heidelberg, Berlin 2008)
(arXiv:cond-mat/0803.3417).
08. H. 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).
07. S. Trebst, D. A. Huse, E. Gull, H. 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).
06. H. 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).
05. H. 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).
04. H. 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).
03. H. 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).
02. H. 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).
01. H. P. Buechler, H. 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

02. H. 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).
01. H. G. Katzgraber,
"Attraction of Vortices in Anisotropic and Layered Superconductors",
Diploma Thesis, ETH Zurich, Switzerland (1997).
 

invited talks at conferences

12. Spring School on Monte Carlo Simulations of Disordered Systems, Leipzig, Germany (April 2008),
"Exchange Monte Carlo: an efficient workhorse for optimization problems" and
"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?".
09. Texas Section Meeting of the American Physical Society, College Station, TX (October 2007),
"The Physics of Diving (also held in Spanish)" [movie (in Spanish)].
08. Meeting of the Argentinian Physical Society, Salta, Argentina (September 2007),
"Do spin glasses order in a field?".
07. International Workshop on Statistical-Mechanical Informatics, Kyoto, Japan (September 2007),
"Spin glasses and algorithm benchmarks: A one-dimensional view".
06. ICREA Workshop "Disorder in Cold Atoms", Barcelona, Spain (January 2007),
"Spin glasses and cold atoms".
05. CECAM Workshop "Rugged Free Energy Landscapes in Glasses, Spin Glasses and Biological Macromolecules", Lyon, France (June 2005),
"Overcoming system-size limitations in spin glasses".
04. Beowulf Day, ETH Zurich, Switzerland (January 2005),
"Large-scale spin-glass simulations on the Hreidar Beowulf cluster".
03. March Meeting of the American Physical Society, Montreal, Canada (March 2004),
"Overcoming system-size limitations in spin glasses".
02. Dagstuhl Seminar on "New Optimization Algorithms in Physics", Dagstuhl, Germany (September 2003),
"Spin glasses at low and zero temperature".
01. Workshop on Magnetism, Hysteresis and the FORC Method, University of California, Davis (April 2003),
"Fingerprinting hysteretic systems: A numerical approach".
 

invited colloquia

08. Inaugural lecture, ETH Zurich, Zurich, Switzerland (May 2008),
"Glasses: the unknown known". [movie].
07. Theory Colloquium, Department of Physics, Oldenburg University, Germany (January 2008),
"Spin glasses: Chaotic and universal".
06. Colloquium, Department of Physics, Hong Kong Baptist University, Hong Kong (September 2007),
"Do spin glasses order in a field?".
05. Colloquium, Department of Physics, Texas A&M University, College Station TX, USA (June 2007),
"Do spin glasses order in a field?".
04. Colloquium, Department of Physics, University of Denver, Denver CO, USA (March 2007),
"Do spin glasses order in a field?".
03. Colloquium, Department of Physics, Virginia Tech, Blacksburg VA, USA (March 2006),
"Do spin glasses order in a field?".
02. Theorie Kolloquium, Innsbruck University, Innsbruck, Austria, (October 2004),
"Spin glasses: Still frustrating after all these years?".
01. Colloquium, Institute for Informatics, University of Cologne, Cologne, Germany (June 2004),
"Spin glasses: Still frustrating after all these years?".
 

invited seminars

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".
09. University of California, Davis (April 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
08. University of Goettingen, Germany, (January 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
07. University of Fribourg, Switzerland, (November 2002),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
06. University of California, Santa Cruz CA (May 2002),
"FORC Diagrams and Reversal-Field Memory in Magnetic Hysteresis".
05. Institute for Rock Magnetism, Minneapolis, MN (May 2002),
"FORC diagrams and singularities in magnetic materials".
04. ETH Zurich, Switzerland (September 2001),
"Nature of the Spin-Glass State as seen from Low-Temperature Monte Carlo Simulations".
03. University of Basel, Switzerland (September 2001),
"Nature of the Spin-Glass State as seen from Low-Temperature Monte Carlo Simulations".
02. University of California, Santa Cruz CA (October 2000),
"Monte Carlo Simulations of Spin-Glasses at Low Temperatures".
01. University of California, Santa Cruz CA (February 1998),
"Van der Waals interaction of vortices in anisotropic and layered superconductors".
 

talks at conferences

28. March Meeting of the American Physical Society, New Orleans, LA (March 2008),
"On the ordering of Ising spin glasses in a field".
27. 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".
09. MaNEP Topical Meeting, Neuchatel, Switzerland (February 2003),
"Probing the nature of the spin-glass state with Monte Carlo simulations".
08. Beowulf Day, ETH Zurich, Switzerland (January 2003),
"Nature of the spin-glass state".
07. Conference on Magnetism and Magnetic Materials, Tampa FL (November 2002),
"Numerical studies of the two- and three-dimensional gauge glass at low temperature".
06. March Meeting of the American Physical Society, Indianapolis IN (March 2002),
"FORC diagrams and singularities in magnetic materials".
05. March Meeting of the American Physical Society, Indianapolis IN (March 2002),
"Spin-glasses at Low Temperatures: Effects of Free Boundary Conditions".
04. 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".
03. CLC Conference, Lake Tahoe CA (February 2001),
"Monte Carlo Simulations of Spin Glasses at Low Temperatures: The Three Dimensional Gauge Glass".
02. PASI Conference, Santiago de Chile, Chile (January 2001),
"Monte Carlo Simulations of Spin Glasses at Low Temperatures".
01. March Meeting of the American Physical Society, Los Angeles CA (March 1999),
"Casimir Force between Vortex Matter in Anisotropic and Layered Superconductors".
 

posters

08. International Conference on Magnetism 2006, Kyoto, Japan (August 2006),
"Probing the Almeida-Thouless line away from the mean-field model".
07. Swiss Physical Society MaNEP Meeting, Lausanne, Switzerland (February 2006),
"Probing the Almeida-Thouless line away from the mean-field model".
06. 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".
06. 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".
04. 28th MECO Conference, Saarbruecken, Germany (March 2003),
"Monte Carlo studies of the one-dimensional Ising spin glass with power-law interactions".
03. Conference on Magnetism and Magnetic Materials, Tampa FL (November 2002),
"Reversal-field memory in magnetic hysteresis".
02. Conference on Computational Physics, Aachen, Germany (September 2001),
"Monte Carlo Simulations of Vector Spin Glasses at Low Temperatures".
01. 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".