Institut Charles Sadron Membre

Journal articles

titre

Isotropic tensor fields in amorphous solids: Correlation functions of displacement and strain tensor fields

auteur

J. P. Wittmer

article

Physical Review E , 2024, 110 (4), pp.044604. ⟨10.1103/PhysRevE.110.044604⟩

Resume_court

Generalizing recent work on isotropic tensor fields in isotropic and achiral condensed matter system .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.110.044604

Accès au bibtex

Journal articles

titre

Strain correlation functions in isotropic elastic bodies: large wavelength limit for two-dimensional systems

auteur

J P Wittmer, A N Semenov, J. Baschnagel

article

Soft Matter, 2023, 19 (32), pp.6140-6156. ⟨10.1039/D3SM00424D⟩

Resume_court

Strain correlation functions in two-dimensional isotropic elastic bodies are shown both theoreticall .....

typdoc

Journal articles

DOI

DOI : 10.1039/D3SM00424D

Accès au texte intégral et bibtex

titre

Correlations of tensor field components in isotropic systems with an application to stress correlations in elastic bodies

auteur

J P Wittmer, A N Semenov, J. Baschnagel

article

Physical Review E , 2023, 108 (1), pp.015002. ⟨10.1103/PhysRevE.108.015002⟩

Resume_court

Correlation functions of components of second-order tensor fields in isotropic systems can be reduce .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.108.015002

Accès au texte intégral et bibtex

Journal articles

titre

Stress Fluctuations in Glass‐Forming Systems: Elastic Response and Long‐Range Correlations

auteur

Liudmyla Klochko, Jorg Baschnagel, Joachim Wittmer, Alexander Semenov

article

Macromolecular Symposia, 2022, 405 (1), pp.2100215. ⟨10.1002/masy.202100215⟩

Resume_court

The dynamics of two model glass-formers (3D oligomer melt and 2D polydisperse colloidal system) are .....

typdoc

Journal articles

DOI

DOI : 10.1002/masy.202100215

Accès au texte intégral et bibtex

titre

Theory of length-scale dependent relaxation moduli and stress fluctuations in glass-forming and viscoelastic liquids

auteur

L. Klochko, J. Baschnagel, J. Wittmer, H. Meyer, O. Benzerara, Alexander Semenov

article

The Journal of Chemical Physics, 2022, 156 (16), pp.164505. ⟨10.1063/5.0085800⟩

Resume_court

The spatiotemporal correlations of the local stress tensor in supercooled liquids are studied both t .....

typdoc

Journal articles

DOI

DOI : 10.1063/5.0085800

Accès au texte intégral et bibtex

titre

Different types of spatial correlation functions for non-ergodic stochastic processes of macroscopic systems

auteur

Joachim Wittmer, Alexander Semenov, Jörg Baschnagel

article

European Physical Journal E: Soft matter and biological physics, 2022, 45 (8), pp.65. ⟨10.1140/epje/s10189-022-00222-1⟩

Resume_court

Focusing on non-ergodic macroscopic systems we reconsider the variances δO 2 of time averages O[x] .....

typdoc

Journal articles

DOI

DOI : 10.1140/epje/s10189-022-00222-1

Accès au texte intégral et bibtex

Journal articles

titre

Simple models for strictly non-ergodic stochastic processes of macroscopic systems

auteur

G. George, L. Klochko, Alexander Semenov, J. Baschnagel, J. Wittmer

article

European Physical Journal E: Soft matter and biological physics, 2021, 44 (10), pp.125. ⟨10.1140/epje/s10189-021-00129-3⟩

typdoc

Journal articles

DOI

DOI : 10.1140/epje/s10189-021-00129-3

Accès au texte intégral et bibtex

titre

Ensemble fluctuations matter for variances of macroscopic variables

auteur

G George, L Klochko, A N Semenov, J Baschnagel, J P Wittmer

article

European Physical Journal E: Soft matter and biological physics, 2021, 44 (2), pp.13. ⟨10.1140/epje/s10189-020-00004-7⟩

Resume_court

Extending recent work on stress fluctuations in complex fluids and amorphous solids we describe in g .....

typdoc

Journal articles

DOI

DOI : 10.1140/epje/s10189-020-00004-7

Accès au texte intégral et bibtex

titre

Relaxation moduli of glass-forming systems: temperature effects and fluctuations

auteur

L. Klochko, J. Baschnagel, J. Wittmer, Alexander Semenov

article

Soft Matter, In press, ⟨10.1039/D1SM00778E⟩

Resume_court

Equilibrium and dynamical properties of a two-dimensional polydisperse colloidal model system are ch .....

typdoc

Journal articles

DOI

DOI : 10.1039/D1SM00778E

Accès au texte intégral et bibtex

Journal articles

titre

Composition fluctuations in polydisperse liquids: Glasslike effects well above the glass transition

auteur

Liudmyla Klochko, Jörg Baschnagel, Joachim Paul Wittmer, Olivier Benzerara, Céline Ruscher, Alexander Semenov

article

Physical Review E , 2020, 102 (4), pp.042611. ⟨10.1103/PhysRevE.102.042611⟩

Resume_court

We study a 2-dimensional glassforming system of slightly polydisperse LJ particles using MD simulati .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.102.042611

Accès au texte intégral et bibtex

Journal articles

titre

Relaxation dynamics in supercooled oligomer liquids: From shear-stress fluctuations to shear modulus and structural correlations

auteur

L. Klochko, J. Baschnagel, J. Wittmer, Alexander N Semenov

article

The Journal of Chemical Physics, 2019, 151 (5), pp.054504. ⟨10.1063/1.5110997⟩

typdoc

Journal articles

DOI

DOI : 10.1063/1.5110997

Accès au texte intégral et bibtex

titre

Relaxation dynamics in supercooled oligomer liquids: From shear-stress fluctuations to shear modulus and structural correlations

auteur

L. Klochko, J. Baschnagel, J. Wittmer, Alexander Semenov

article

The Journal of Chemical Physics, 2019, 151 (5), pp.054504. ⟨10.1063/1.5110997⟩

typdoc

Journal articles

DOI

DOI : 10.1063/1.5110997

Accès au bibtex

Journal articles

titre

Shear-stress relaxation in free-standing polymer films

auteur

George G., Kriuchevsky I., Meyer H., Baschnagel J., Joachim Wittmer

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2018, ⟨10.1103/PhysRevE.98.062502⟩

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.98.062502

Accès au bibtex

titre

Shear-stress relaxation in free-standing polymer films

auteur

G. George, I. Kriuchevskyi, H. Meyer, J. Baschnagel, J. P. Wittmer

article

Physical Review E , 2018, 98 (6), pp.062502. ⟨10.1103/PhysRevE.98.062502⟩

Resume_court

Using molecular dynamics simulation of a polymer glass model we investigate free-standing polymer fi .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.98.062502

Accès au bibtex

titre

Shear-stress fluctuations and relaxation in polymer glasses

auteur

Ivan Kriuchevskyi, Joachim P Wittmer, Hendrik Meyer, Olivier Benzerara, Jörg Baschnagel

article

Physical Review E , 2018, 97 (1), pp.012502. ⟨10.1103/PhysRevE.97.012502⟩

Resume_court

We investigate by means of molecular dynamics simulation a coarse-grained polymer glass model focusi .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.97.012502

Accès au texte intégral et bibtex

titre

Shear-stress fluctuations and relaxation in polymer glasses

auteur

I. Kriuchevskyi, J. P. Wittmer, H. Meyer, O. Benzerara, J. Baschnagel

article

Physical Review E , 2018, 97 (1), pp.012502. ⟨10.1103/PhysRevE.97.012502⟩

Resume_court

We investigate by means of molecular dynamics simulation a coarse-grained polymer glass model focusi .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.97.012502

Accès au bibtex

titre

Shear-stress fluctuations and relaxation in polymer glasses

auteur

I. Kriuchevskyi, J. Wittmer, H. Meyer, O. Benzerara, J. Baschnagel

article

Physical Review E , 2018, 97 (1), pp.012502. ⟨10.1103/PhysRevE.97.012502⟩

Resume_court

We investigate by means of molecular dynamics simulation a coarse-grained polymer glass model focusi .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.97.012502

Accès au bibtex

titre

Long-range stress correlations in viscoelastic and glass-forming fluids

auteur

Alexander Semenov, L. Klochko, J. Baschnagel, J. Wittmer

article

Soft Matter, 2018, 14 (33), pp.6835-6848. ⟨10.1039/C8SM01055B⟩

Resume_court

A simple and rigorous approach to obtain stress correlations in viscoelastic liquids (including supe .....

typdoc

Journal articles

DOI

DOI : 10.1039/C8SM01055B

Accès au texte intégral et bibtex

Journal articles

titre

Shear Modulus and Shear-Stress Fluctuations in Polymer Glasses

auteur

I. Kriuchevskyi, J.P. Wittmer, H. Meyer, J. Baschnagel

article

Physical Review Letters, 2017, 119 (14), pp.147802. ⟨10.1103/PhysRevLett.119.147802⟩

Resume_court

Using molecular dynamics simulation of a standard coarse-grained polymer glass model, we investigate .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevLett.119.147802

Accès au bibtex

titre

Marginally compact fractal trees with semiflexibility

auteur

Maxim Dolgushev, Adrian Hauber, Philipp Pelagejcev, Joachim Wittmer

article

Physical Review E , 2017, 96 (1), pp.012501. ⟨10.1103/PhysRevE.96.012501⟩

Resume_court

We study marginally compact macromolecular trees that are created by means of two different fractal .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.96.012501

Accès au bibtex

titre

Numerical determination of shear stress relaxation modulus of polymer glasses

auteur

Ivan Kriuchevskyi, Joachim Wittmer, Olivier Benzerara, Hendrik Meyer, Jörg Baschnagel

article

European Physical Journal E: Soft matter and biological physics, 2017, 40 (4), ⟨10.1140/epje/i2017-11535-3⟩

Resume_court

Focusing on simulated polymer glasses well below the glass transition, we confirm the validity and t .....

typdoc

Journal articles

DOI

DOI : 10.1140/epje/i2017-11535-3

Accès au bibtex

titre

Marginally compact hyperbranched polymer trees

auteur

M. Dolgushev, J. Wittmer, A. Johner, O. Benzerara, H. Meyer, J. Baschnagel

article

Soft Matter, 2017, 13 (13), pp.2499-2512. ⟨10.1039/C7SM00243B⟩

typdoc

Journal articles

DOI

DOI : 10.1039/C7SM00243B

Accès au bibtex

Journal articles

titre

Glass transition of two-dimensional 80-20 Kob-Andersen model at constant pressure

auteur

D. Li, H. Xu, J. P. Wittmer

article

Journal of Physics: Condensed Matter, 2016, 28 (4), pp.045101. ⟨10.1088/0953-8984/28/4/045101⟩

Resume_court

We reconsider numerically the two-dimensional version of the Kob-Andersen model (KA2d) with a fracti .....

typdoc

Journal articles

DOI

DOI : 10.1088/0953-8984/28/4/045101

Accès au bibtex

titre

Simple average expression for shear-stress relaxation modulus

auteur

J. P. Wittmer, H. Xu, J. Baschnagel

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2016, 93 (1), pp.012103. ⟨10.1103/PhysRevE.93.012103⟩

Resume_court

Focusing on isotropic elastic networks we propose a simple-average expression G(t) = mu(A) - h(t) fo .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.93.012103

Accès au texte intégral et bibtex

Journal articles

titre

Fluctuation-dissipation relation between shear stress relaxation modulus and shear stress autocorrelation function revisited

auteur

J. P. Wittmer, H. Xu, O. Benzerara, J. Baschnagel

article

Molecular Physics, 2015, 113 (17-18, SI), pp.2881-2893. ⟨10.1080/00268976.2015.1023225⟩

Resume_court

The shear stress relaxation modulus G(t) may be determined from the shear stress (tau) over cap (t) .....

typdoc

Journal articles

DOI

DOI : 10.1080/00268976.2015.1023225

Accès au bibtex

titre

Shear-strain and shear-stress fluctuations in generalized Gaussian ensemble simulations of isotropic elastic networks

auteur

Joachim Paul Wittmer, Ivan Kriuchevskyi, Joerg Baschnagel, Hong Xu

article

The European Physical Journal B: Condensed Matter and Complex Systems, 2015, 88 (9), pp.242. ⟨10.1140/epjb/e2015-60506-6⟩

Resume_court

Shear-strain and shear-stress correlations in isotropic elastic bodies are investigated both theoret .....

typdoc

Journal articles

DOI

DOI : 10.1140/epjb/e2015-60506-6

Accès au bibtex

titre

Shear-stress relaxation and ensemble transformation of shear-stress autocorrelation functions

auteur

J. P. Wittmer, Hong Xu, J. Baschnagel

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2015, 91 (2), pp.022107. ⟨10.1103/PhysRevE.91.022107⟩

Resume_court

We revisit the relation between the shear-stress relaxation modulus G(t), computed at finite shear s .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.91.022107

Accès au texte intégral et bibtex

Journal articles

titre

Two-dimensional polymeric liquids and polymer stars: learning from conflicting theories

auteur

Albert Johner, Fabrice Thalmann, Jörg Baschnagel, Hendrik Meyer, Sergei Obukhov, Joachim Wittmer

article

Journal of Statistical Mechanics: Theory and Experiment, 2014, 2014 (4), pp.P04024. ⟨10.1088/1742-5468/2014/04/P04024⟩

Resume_court

We discuss systems for which two carefully derived, yet conflicting, theories coexisted. Dense polym .....

typdoc

Journal articles

DOI

DOI : 10.1088/1742-5468/2014/04/P04024

Accès au bibtex

Journal articles

titre

Compressibility and pressure correlations in isotropic solids and fluids

auteur

J. P. Wittmer, H. Xu, P. Polinska, C. Gillig, J. Helfferich, F. Weysser, J. Baschnagel

article

European Physical Journal E: Soft matter and biological physics, 2013, 36 (11), pp.1-17. ⟨10.1140/epje/i2013-13131-y⟩

Resume_court

Presenting simple coarse-grained models of isotropic solids and fluids in d = 1 , 2 and 3 dimensions .....

typdoc

Journal articles

DOI

DOI : 10.1140/epje/i2013-13131-y

Accès au bibtex

titre

Strictly two-dimensional self-avoiding walks: Density crossover scaling

auteur

N. Schulmann, H. Meyer, T. Kreer, A. Cavallo, A. Johner, J. Baschnagel, J. Wittmer

article

Polymer Science, Series C, Selected Topics / Vysokomolekulyarnye Soedineniya, Ser. C., 2013, 55 (1), pp.181-211. ⟨10.1134/S1811238213070072⟩

typdoc

Journal articles

DOI

DOI : 10.1134/S1811238213070072

Accès au bibtex

titre

Communication: Pressure fluctuations in isotropic solids and fluids

auteur

J. P. Wittmer, H. Xu, P. Polinska, F. Weysser, J. Baschnagel

article

The Journal of Chemical Physics, 2013, 138 (19), ⟨10.1063/1.4807305⟩

Resume_court

Comparing isotropic solids and fluids at either imposed volume or pressure, we investigate various c .....

typdoc

Journal articles

DOI

DOI : 10.1063/1.4807305

Accès au bibtex

titre

Shear modulus of simulated glass-forming model systems: Effects of boundary condition, temperature, and sampling time

auteur

J. P. Wittmer, H. Xu, P. Polinska, F. Weysser, J. Baschnagel

article

The Journal of Chemical Physics, 2013, 138 (12), pp. 12A533. ⟨10.1063/1.4790137⟩

Resume_court

The shear modulus G of two glass-forming colloidal model systems in d = 3 and d = 2 dimensions is in .....

typdoc

Journal articles

DOI

DOI : 10.1063/1.4790137

Accès au texte intégral et bibtex

Journal articles

titre

Interchain Monomer Contact Probability in Two-Dimensional Polymer Solutions

auteur

N. Schulmann, H. Meyer, J. Wittmer, A. Johner, J. Baschnagel

article

Macromolecules, 2012, 45 (3), pp.1646-1651. ⟨10.1021/ma300085a⟩

typdoc

Journal articles

DOI

DOI : 10.1021/ma300085a

Accès au bibtex

Journal articles

titre

Note: Scale-free center-of-mass displacement correlations in polymer films without topological constraints and momentum conservation

auteur

J. Wittmer, N. Schulmann, P. Polińska, J. Baschnagel

article

The Journal of Chemical Physics, 2011, 135 (18), pp.186101. ⟨10.1063/1.3662132⟩

typdoc

Journal articles

DOI

DOI : 10.1063/1.3662132

Accès au bibtex

titre

Scale-Free Static and Dynamical Correlations in Melts of Monodisperse and Flory-Distributed Homopolymers

auteur

J. Wittmer, A. Cavallo, H. Xu, J. Zabel, P. Polińska, N. Schulmann, H. Meyer, J. Farago, A. Johner, P. Obukhov, J. Baschnagel

article

Journal of Statistical Physics, 2011, 145 (4), pp.1017-1126. ⟨10.1007/s10955-011-0354-0⟩

typdoc

Journal articles

DOI

DOI : 10.1007/s10955-011-0354-0

Accès au bibtex

titre

The structure factor of dense two-dimensional polymer solutions

auteur

H. Meyer, N. Schulmann, J.E. Zabel, J.P. Wittmer

article

Computer Physics Communications, 2011, 182 (9), pp.1949-1953. ⟨10.1016/j.cpc.2010.12.003⟩

typdoc

Journal articles

DOI

DOI : 10.1016/j.cpc.2010.12.003

Accès au bibtex

Journal articles

titre

Perimeter length and form factor in two-dimensional polymer melts

auteur

H. Meyer, T.T. Kreer, M. Aichele, A. Cavallo, A. Johner, J. Baschnagel, J.P. Wittmer

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2009, 79 (5), pp.050802(R). ⟨10.1103/PhysRevE.79.050802⟩

Resume_court

Self-avoiding polymers in two-dimensional ͑d =2͒ melts are known to adopt compact configurations o .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevE.79.050802

Accès au texte intégral et bibtex

titre

Perimeter length and form factor in two-dimensional polymer melts

auteur

H. Meyer, T. Kreer, M. Aichele, A. Cavallo, A. Johner, J. Baschnagel, J.P. Wittmer

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2009, 79 (5), pp.050802

typdoc

Journal articles

Accès au bibtex

titre

A finite excluded volume bond-fluctuation model : Static properties of dense polymer melts revisited

auteur

J.P. Wittmer, A. Cavallo, T. Kreer, J. Baschnagel, A. Johner

article

The Journal of Chemical Physics, 2009, 131 (6), pp.16. ⟨10.1063/1.3197008⟩

Resume_court

The classical bond-fluctuation model (BFM) is an efficient lattice Monte Carlo algorithm for coarse- .....

typdoc

Journal articles

DOI

DOI : 10.1063/1.3197008

Accès au bibtex

Journal articles

titre

Dynamic glass transition in two dimensions.

auteur

M. Bayer, J. M. Brader, F. Ebert, M. Fuchs, E. Lange, G. Maret, R. Schilling, M. Sperl, J. P. Wittmer

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2007, 76 (1)

typdoc

Journal articles

Accès au bibtex

titre

Are polymer melts ``ideal''?

auteur

J.P. Wittmer, P. Beckrich, F. Crevel, C.C. Huang, A. Cavallo, T. Kreer, H. Meyer

article

Computer Phys. Commun., 2007, 177, pp.146-9

typdoc

Journal articles

Accès au bibtex

titre

Dynamic Glass Transition in Two Dimensions

auteur

Joachim Wittmer, Matthias Fuchs, M. Bayer, J. Brader, F. Ebert, E. Lange, G. Maret

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2007, 76, pp.011508

Resume_court

The question about the existence of a structural glass transition in two dimensions is studied using .....

typdoc

Journal articles

Accès au bibtex

titre

Intramolecular Form Factor in Dense Polymer Systems: Systematic Deviations from the Debye formula

auteur

Joachim Wittmer, Philippe Beckrich, Albert Johner, Alexander N. Semenov, Sergei P. Obukhov, Hendrik Meyer, Joerg Baschnagel

article

EPL - Europhysics Letters, 2007, 77, pp.56003

Resume_court

We discuss theoretically and numerically the intramolecular form factor $F(q)$ in dense polymer syst .....

typdoc

Journal articles

Accès au bibtex

titre

Why polymer chains in a melt are not random walks.

auteur

J.P. Wittmer, P. Beckrich, A. Johner, A.N. Semenov, S. Obukhov, H. Meyer, J. Baschnagel

article

EPL - Europhysics Letters, 2007, 77 (5), pp.56003

typdoc

Journal articles

Accès au bibtex

titre

Intramolecular form factor in dense polymer systems: systematic deviations from the Debye formula,

auteur

P. Beckrich, A. Johner, A.N. Semenov, S.P. Obukhov, H.C. Benoit, J.P. Wittmer

article

Macromolecules, 2007, 40, pp.3805-3814

typdoc

Journal articles

Accès au bibtex

titre

Intramolecular long-range correlations in polymer melts: The segmental size distribution and its moments.

auteur

J. P. Wittmer, H. Meyer, P. Beckrich, A. Cavallo, A. Johner, J. Baschnagel

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2007, 76, pp.011803

typdoc

Journal articles

Accès au bibtex

titre

Intramolecular Form Factor in Dense Polymer Systems: Systematic Deviations from the Debye formula

auteur

Joachim Wittmer, Albert Johner, Alexander N. Semenov, Sergei P. Obukhov, Henri Benoit

article

International Journal of Biological Macromolecules, 2007, 40, pp.3805-3814

Resume_court

We discuss theoretically and numerically the intramolecular form factor $F(q)$ in dense polymer syst .....

typdoc

Journal articles

Accès au bibtex

titre

Intramolecular long-range correlations in polymer melts: The segmental size distribution and its moments

auteur

Joachim Wittmer, Philippe Beckrich, Hendrik Meyer, Anna Cavallo, Albert Johner, Joerg Baschnagel

article

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2007, 76, pp.011803

Resume_court

Presenting theoretical arguments and numerical results we demonstrate long-range intrachain correlat .....

typdoc

Journal articles

Accès au bibtex

titre

Are polymer melts "ideal"?

auteur

Joachim Wittmer, Philippe Beckrich, Francois Crevel, C.C. Huang, Anna Cavallo, Torsten Kreer, Hendrik Meyer

article

Computer Physics Communications, 2007, 177, pp.146-149

Resume_court

It is commonly accepted that in concentrated solutions or melts high-molecular weight polymers displ .....

typdoc

Journal articles

Accès au bibtex

titre

On the dynamics and disentanglement in thin and two-dimensional polymer films.

auteur

H. Meyer, T. Kreer, A. Cavallo, J. P. Wittmer, J. Baschnagel

article

The European Physical Journal. Special Topics, 2007, 141, pp.167-172

typdoc

Journal articles

Accès au bibtex

Journal articles

titre

Continuum limit of amorphous elastic bodies. III. Three-dimensional systems

auteur

Fabien Leonforte, Rémi Boissiere, Anne Tanguy, Joachim P Wittmer, Jean-Louis Barrat

article

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2005, 72 (22), pp.224206. ⟨10.1103/PhysRevB.72.224206⟩

Resume_court

Extending recent numerical studies on two-dimensional amorphous bodies, we characterize the approach .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevB.72.224206

Accès au bibtex

titre

Single chain structure in thin polymer films: Corrections to Flory's and Silberberg's hypotheses

auteur

A. Cavallo, M. Müller, J. P. Wittmer, A. Johner, K. Binder

article

Journal of Physics: Condensed Matter, 2005, 17, pp.1697. ⟨10.1088/0953-8984/17/20/004⟩

Resume_court

Conformational properties of polymer melts confined between two hard structureless walls are investi .....

typdoc

Journal articles

DOI

DOI : 10.1088/0953-8984/17/20/004

Accès au bibtex

titre

Simulation numérique en physique des polymères: modélisation mésoscopique des fondus de polymères

auteur

Joachim Wittmer, Joerg Baschnagel, Thomas Vettorel, Hendrik Meyer

article

Bulletin du GFP, 2005, 100, pp.21-24

Resume_court

Dans cet article nous essayons de donner une brève introduction à la construction de modèles pour .....

typdoc

Journal articles

Accès au bibtex

Journal articles

titre

Long Range Bond-Bond Correlations in Dense Polymer Solutions

auteur

Joachim Wittmer, Hendrik Meyer, Joerg Baschnagel, Albert Johner, Sergei P. Obukhov, Laetitia Mattioni, Marcus Mueller, Alexander N. Semenov

article

Physical Review Letters, 2004, 93 (14), pp.147801. ⟨10.1103/PhysRevLett.93.147801⟩

Resume_court

The scaling of the bond-bond correlation function $C(s)$ along linear polymer chains is investigated .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevLett.93.147801

Accès au bibtex

titre

Continuum limit of amorphous elastic bodies (II): Response to a point source

auteur

F. Leonforte, Arnaud Tanguy, J.P. Wittmer, J.-L. Barrat

article

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2004, 70, pp.014203. ⟨10.1103/PhysRevB.70.014203⟩

Resume_court

The linear response of two-dimensional amorphous elastic bodies to an external delta force is determ .....

typdoc

Journal articles

DOI

DOI : 10.1103/PhysRevB.70.014203

Accès au texte intégral et bibtex

titre

Vibrations of Amorphous Nanometric structures: When does the Classical Continuum Theory apply?

auteur

Anne Tanguy, Fabien Leonforte, Joachim Wittmer, Jean-Louis Barrat

article

Applied Surface Science, 2004, 226, pp.282-288. ⟨10.1016/j.apsusc.2003.11.042⟩

Resume_court

We present in this paper an extensive study of the size dependence of the low-frequency vibrational .....

typdoc

Journal articles

DOI

DOI : 10.1016/j.apsusc.2003.11.042

Accès au bibtex

Journal articles

titre

Dynamical properties of the slithering-snake algorithm: A numerical test of the activated-reptation hypothesis.

auteur

L. Mattioni, J.P. Wittmer, J. Baschnagel, J.L. Barrat, E. Luijten

article

European Physical Journal E: Soft matter and biological physics, 2003, 10, pp.369-385

typdoc

Journal articles

Accès au bibtex

Journal articles

titre

Chain desorption from a semidilute polymer brush : A Monte Carlo simulation

auteur

J. Wittmer, A. Johner, J.-F. Joanny, K. Binder

article

The Journal of Chemical Physics, 1994, 101 (5), pp.4379-4390. ⟨10.1063/1.468410⟩

typdoc

Journal articles

DOI

DOI : 10.1063/1.468410

Accès au bibtex

titre

Some dynamic properties of grafted polymer layers

auteur

J. Wittmer, A. Johner, J.-F. Joanny

article

Colloids and Surfaces A: Physicochemical and Engineering Aspects, 1994, A collection of papers presented at the Polymers at Interfaces conference, held at Bristol University, 86, pp.85-89. ⟨10.1016/0927-7757(93)02675-5⟩

typdoc

Journal articles

DOI

DOI : 10.1016/0927-7757(93)02675-5

Accès au bibtex

Journal articles

titre

Charged diblock copolymers at interfaces

auteur

J. Wittmer, J.-F. Joanny

article

Macromolecules, 1993, 26 (11), pp.2691-2697. ⟨10.1021/ma00063a009⟩

typdoc

Journal articles

DOI

DOI : 10.1021/ma00063a009

Accès au bibtex

titre

Random and Alternating Polyampholytes

auteur

J. Wittmer, A. Johner, J.-F. Joanny

article

EPL - Europhysics Letters, 1993, 24 (4), pp.263-268. ⟨10.1209/0295-5075/24/4/005⟩

typdoc

Journal articles

DOI

DOI : 10.1209/0295-5075/24/4/005

Accès au bibtex