peter keim @ google scholar

    2025

  1. Alireza Valizadeh, Patrick Dillmann, Peter Keim
    Symmetry breaking in two dimensions on ultra-fast time scales
    arXiv: 2411.13433 (2024)     [ pdf ]
  2. Robert Löffler, Lukas Siedentop, Peter Keim
    Tetratic Phase in 2D Crystals of Squares
    accepted by Soft Matter (2025)     [ pdf ]
  3. Vinay Vaibhav, Arabinda Bera, Amelia C. Y. Liu, Matteo Baggioli, Peter Keim, Alessio Zaccone
    Experimental identification of topological defects in 2D colloidal glass
    Nature Communication 16, 55 (2025)     [ pdf ]

    2024

  4. Lukas Siedentop, Gianluc Lui, Georg Maret, Paul Chaikin, Paul Steinhardt, Salvatore Torquato, Peter Keim, Marian Florescu
    Stealthy and hyperuniform isotropic photonic bandgap structure in 3D
    PNAS Nexus 3, pgae383 (2024)     [ pdf ]

    2022

  5. P. Keim - just a comment
    Symmetriebruch bei Quantenphasen
    Physik Journal 21, 22 (2022)     [ pdf ]

    2020

  6. Peter Keim
    Verbotene Ordnung im Flächenland
    Physik in unserer Zeit 51/3 142 (2020)     [ pdf ]

    2019

  7. Lukas Schertel, Lukas Siedentop, Janne-Mieke Meijer, Peter Keim, Christof M. Aegerter, Geoffoy J. Aubry, Georg Maret
    The Structural Colors of Photonic Glasses
    Adv. Opt. Mat. 1900442 (2019)     [ pdf ]     Supp. mat. [ pdf ]

    2018

  8. H. Shiba, P. Keim, T. Kawasaki
    Isolating long-wavelength fluctuation from structural relaxation in two-dimensional glass: Cage-relative displacement
    J. Phys. Cond. Mat. 30, 094004 (2018) / [doi: 10.1088/1361-648X/aaa8b8]     [ pdf ]
  9. A.L. Thorneywork, J.A. Abbott, D.G.A.L. Aarts, P. Keim, R.P.A. Dullens
    Bond-orientational order and Frank's constant in two-dimensional colloidal hard spheres
    J. Phys. Cond. Mat. 30, 104003 (2018) / [doi: 10.1088/1361-648X/aaab31]     [ pdf ]

    2017

  10. B. Illing, S. Fritschi, H. Kaiser, C.L. Klix, G. Maret, P. Keim
    Mermin-Wagner fluctuations in 2D amorphous solids
    Proc. Natl. Acad. Sci. 114, 1861 (2017) / [doi: 10.1073/PNAS.1612964114]     [ pdf ]     Supp. mat. [ pdf ]
    See also the comment by G. Tarjus
    Glass transitions may be similar in two and three dimensions, after all
    Proc. Natl. Acad. Sci. 114, 2440 (2017) / [doi: 10.1073/PNAS.1700193114]     [ pdf ]
    See also the comment in Nature Physics | Research Highlights
    2D materials: Amorphous and fluctuating
    Nature Physics 13, 205 (2017) / [doi:10.1038/nphys4065]

    2016

    Gustav-Hertz-Preis 2016

  11. P. Keim
    Symmetriebruch fern des Gleichgewichts
    Physik Journal 09, 59 (2016)     [ pdf ]
  12. B. Illing, S. Fritschi, D. Hajnal, C.L. Klix, P. Keim, M. Fuchs
    Strain pattern in supercooled liquids
    Phys. Rev. Lett 117, 208002 (2016)     [ pdf ]     Supp. mat. [ pdf ]

    2015

  13. S. Deutschländer, C. Boitard, G. Maret, P. Keim
    Grain boundary induced melting in quenched polycrystalline monolayers
    Phys. Rev. E 92, 060302 (2015)     [ pdf ]
  14. P. Keim
    Mermin-Wagner fluctuations in 2D amorphous solids
    just a comment in ArXiv     [ pdf ]
  15. C.L. Klix, G. Maret, P. Keim
    Discontinuous shear modulus determines the glass transition temperature
    Phys. Rev. X 5, 041033 (2015)     [ pdf ]
  16. S. Deutschländer, P. Dillmann, G. Maret, P. Keim
    Kibble-Zurek mechanism in colloidal monolayers
    Proc. Natl. Acad. Sci. 112, 6925 (2015) / [doi: 10.1073/PNAS.1500763112]     [ pdf ]
    see also comment by A. del Campo:
    Colloidal test bed for universal dynamics of phase transitions
    Proc. Natl. Acad. Sci. 112, 6780 (2015) / [doi: 10.1073/PNAS.1507098112]     [ pdf ]
  17. W. Lechner, D. Polster, G. Maret, C. Dellago, P. Keim
    Entropy and Kinetics of Point-Defects in Two-Dimensional Dipolar Crystals
    Phys. Rev. E 91, 032304 (2015)     [ pdf ]

    2014

  18. S. Deutschländer, A. Puertas, G. Maret, P. Keim
    Specific heat in two-dimensional melting
    Phys. Rev. Lett. 113, 127801 (2014)     [ pdf ]     Supp. mat. [ pdf ]

    2013

  19. W. Lechner, D. Polster, G. Maret, P. Keim, C. Dellago
    Self-organized defect strings in two-dimensional crystals
    Phys. Rev. E 88, 060402 (2013)     [ pdf ]     Supp. mat. [ pdf ]
  20. S. Deutschländer, T. Horn, H. Löwen, G. Maret, P. Keim
    Two-dimensional melting under quenched disorder
    Phys. Rev. Lett. 111, 098301 (2013)     [ pdf ]     Supp. mat. [ pdf ]
  21. T. Horn, S. Deutschländer, H. Löwen, G. Maret, P. Keim
    Fluctuations of orientational order and clustering in a two-dimensional colloidal system under quenched disorder
    Phys. Rev. E 88, 062305 (2013)     [ pdf ]
  22. P. Dillmann, G. Maret, P. Keim
    Two-dimensional colloidal systems in time-dependent magnetic fields: How to define crystallinity in 2D on a local scale
    Euro. Phys. J. Special Topic 222, 2941 (2013)     [ pdf ]
  23. S. Deutschländer, K. Franzrahe, B. Heinze, P. Henseler, P. Keim, N. Schwierz, U. Siems, P. Virnau, D. Wilms, K. Binder, G. Maret, and P. Nielaba
    Effects of boundaries on structure formation near the liquid-solid-transition in equilibrium and in external Fields and under shear
    Euro. Phys. J. Special Topic 222, 2973 (2013)     [ pdf ]

    2012

  24. C.L. Klix, F. Ebert, F. Weysser, M. Fuchs, G. Maret, P. Keim
    Glass elasticity from particle trajectories
    Phys. Rev. Lett. 109, 178301 (2012)     [ pdf ]     Supp. mat. [ pdf ]
  25. P. Dillmann, G. Maret, P. Keim
    Comparison of 2D melting criteria in a colloidal system
    J. Phys. Cond. Mat. 24, 464118 (2012)     [ pdf ]
  26. D. Wilms, S. Deutschländer, U. Siems, K. Franzrahe, P. Henseler, P. Keim, N. Schwierz, P.Virnau, K. Binder, G. Maret, P. Nielaba
    Effects of confinement and external fields on structure and transport
    J. Phys. Cond. Mat. 24, 464119 (2012)     [ pdf ]

    2011

  27. S. Mazoyer, F. Ebert, G. Maret, P. Keim
    Correlation between dynamical heterogeneities, structure and potential energy distribution in a 2D glass
    Euro. Phys. J. E, 34, 101 (2011)     [ pdf ]

    2010

  28. Cover    U. Gasser, C. Eisenmann, G. Maret, P. Keim
    Melting of crystals in two dimensions - mini-review
    ChemPhysChem, 11/5, 963 (2010)     [ pdf ]

    2009

  29. S. Mazoyer, F. Ebert, G. Maret, P. Keim
    Dynamics of particles and cages in an experimental 2D glass former
    Europhys. Lett. 88, 66004 (2009)     [ pdf ]
  30. L. Assoud, F. Ebert, P. Keim, R. Messina, G. Maret, H. Löwen
    Crystal nuclei and structural correlations in two-dimensional colloidal mixtures: experiment versus simulation
    J. Phys. Cond. Mat. 21, 464114 (2009)     [ pdf ]
  31. F. Ebert, P. Dillmann, G. Maret, P. Keim
    The experimental realization of a two-dimensional colloidal system
    Rev. Sci. Inst. 80, 083902 (2009)     [ pdf ]
  32. F. Ebert, G. Maret, P. Keim
    Partial clustering prevents global crystallization in a binary 2D colloidal glass former
    Euro. Phys. J. E, 29, 311 (2009)     [ pdf ]
  33. L. Assoud, F. Ebert, P. Keim, R. Messina, G. Maret, H. Löwen
    Ultra-fast quenching of binary colloidal suspensions in an external magnetic field
    Phys. Rev. Lett. 102, 238301 (2009)     [ pdf ]

    2008

  34. P. Dillmann, G. Maret, P. Keim
    Polycrystalline solidification in a quenched 2D colloidal system
    J. Phys. Cond. Mat. 20, 404216 (2008)     [ pdf ]
  35. K. Franzrahe, P. Nielaba, A. Ricci, K. Binder, S. Sengupta, P. Keim, G. Maret
    Field induced ordering phenomena and non-local elastic compliance in two dimensional colloidal crystals
    J. Phys. Cond. Mat. 20, 404218 (2008)     [ pdf ]
  36. K. Franzrahe, P. Keim, G. Maret, P. Nielaba, S. Sengupta
    Nonlocal elastic compliance for soft solids: Theory, simulations, and experiments
    Phys. Rev. E 78, 026106 (2008)     [ pdf ]
  37. F. Ebert, P. Keim, G. Maret
    Local crystalline order in a 2D colloidal glass former
    Euro. Phys. J. E 26, 161 (2008)     [ pdf ]
  38. U. Gasser, G. Maret, P. Keim
    Schmelzen zweidimensionaler Kristalle durch topologische Defekte
    Physik in unserer Zeit 39/1 36 (2008)     [ pdf ]

    2007

  39. P. Keim, G. Maret, H.H. von Grünberg
    Frank's constant in the hexatic phase
    Phys. Rev. E 75, 031402 (2007)     [ pdf ]
  40. gompper H.H. von Grünberg, P. Keim, G. Maret
    Soft Matter Volume 3, Chapter 2
    Edited by G. Gompper and M. Schick
    WILEY-VCH Verlag Weinheim, Februar 2007     [ pdf ]

    2005

  41. J. Zanghellini, P. Keim, H.H. von Grünberg
    The softening of two-dimensional colloidal crystals
    J. Phys. Cond. Mat. 17, 3579 (2005)     [ pdf ]
  42. H. Löwen, R. Messina, N. Hoffmann, C.N. Likos, C. Eisenmann, P. Keim, U. Gasser, G. Maret, R. Goldberg, T. Palberg
    Colloidal layers in magnetic fields and under shear flow
    J. Phys. Cond. Mat. 17, 3379 (2005)     [ pdf ]
  43. C. Eisenmann, U. Gasser, P. Keim, G. Maret, H.H. von Grünberg
    Pair Interaction of Dislocations in Two-Dimensional Crystals
    Phys. Rev. Lett. 95, 185502 (2005)     [ pdf ]
  44. V.A. Froltsov, C.N. Likos, H. Löwen, C. Eisenmann, U. Gasser, P. Keim, G. Maret
    Anisotropic mean-square displacements in two-dimensional colloidal crystals of tilted dipoles
    Phys. Rev. E 71, 031404 (2005)     [ pdf ]

    2004

  45. H.H. von Grünberg, P. Keim, K. Zahn, G. Maret
    Elastic behavior of a two-dimensional crystal near melting
    Phys. Rev. Lett. 93, 255703 (2004)     [ pdf ]
  46. C. Eisenmann, U. Gasser, P. Keim, G. Maret
    Anisotropic defect-mediated melting of two-dimensional colloidal crystals
    Phys. Rev. Lett. 93, 105702 (2004)     [ pdf ]
  47. C. Eisenmann, P. Keim, U. Gasser, G. Maret
    Melting of anisotropic colloidal crystals in 2D
    J. Phys. Cond. Mat. 16, 4095 (2004)     [ pdf ]
  48. P. Keim, G. Maret, U. Herz, H.H. von Grünberg
    Harmonic lattice behavior of two-dimensional colloidal crystals
    Phys. Rev. Lett. 92, 215504 (2004)     [ pdf ]