Polymer rheology and mechanics of polymer glasses Group

Selected publications on molecular mechanics of polymer glasses

Polymer rheology and mechanics of polymer glasses Group


Theoretical development

  1. "A phenomenological molecular model for brittle-ductile transition and yielding of polymer glasses", S. Q. Wang, S. W. Cheng, P. P. Lin and X. X. Li, J. Chem. Phys. 141, 094905 (2014).
  2. "Experiments-inspired molecular modeling of yielding and failure of polymer glasses under large deformation", S.Q. Wang, S.W. Cheng, P.P. Lin, X.X. Li, J.N. Liu, Polymer Glasses, ed. C. Roth, Taylor&Francis, to be published (2015).

Elastic yielding

  1. "Elastic yielding in cold drawn polymer glasses well below the glass transition temperature", S. W. Cheng and S. Q. Wang, Phys. Rev. Lett. 110, 065506 (2013).
  2. "Elastic yielding after cold drawing of ductile polymer glasses", S. W. Cheng and S. Q. Wang, Macromolecules 47, 3661 (2014).

Melt stretching effect on ductility

  1. "How melt stretching affects mechanical behavior of polymer glasses", Greg Zartman, S. W. Cheng, X. Li, F. Lin, M. L. Becker and S. Q. Wang, Macromolecules 45, 6719 (2012).

Strain hardening

  1. "Strain hardening during uniaxial compression of polymer glasses", P. P. Lin, S. W. Cheng and S. Q. Wang, ACS Macro Lett. 3, 784 (2014).
  2. "Delineating nature of stress responses during ductile uniaxial extension of polycarbonate glass", P. P. Lin, J. N. Liu and S. Q. Wang, Macromolecules, (2015).

Rate effects on BDT

  1. "Mapping brittle and ductile behaviors of polymeric glasses under large extension", X. X. Li, S. W. Cheng and S. Q. Wang, ACS Macro Lett. to be published (2015).

Brittle failure and BDT in compression

  1. "Polystyrene glasses under compression: ductile and brittle behavior", J. N. Liu, S. W. Cheng and S.Q. Wang, ACS Macro Lett., to be published (2015).

Stress relaxation

  1. "Nonlinear stress relaxation behavior of ductile polymer glasses from large extension and compression", J.N. Liu, P.P. Lin, X.X. Li and S.Q Wang, Polymer, (2015).


  1. "Crazing and strain localization of polycarbonate glass in creep", S. W. Cheng, L. Johnson, S. Q. Wang, Polymer 54, 3363 (2013).
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