Shadid Askar

Polystyrene-Grafted Silica Nanoparticles: Investigating the Molecular Weight Dependence of Glass Transition and Fragility Behavior

Shadid Askar, Lingqiao Li, John M. Torkelson · Macromolecules · 2017 · 60 citations

Engineering, Polymer Nanotechnology, Mechanical Engineering +20

Residual stress relaxation and stiffness in spin-coated polymer films: Characterization by ellipsometry and fluorescence

Shadid Askar, Christopher M. Evans, John M. Torkelson · Polymer · 2015 · 52 citations

Materials Science, Engineering, Polymer Science +8

Stiffness of thin, supported polystyrene films: Free-surface, substrate, and confinement effects characterized via self-referencing fluorescence

Shadid Askar, John M. Torkelson · Polymer · 2016 · 38 citations

Materials Science, Polymer Material, Engineering +7

Stiffness Gradients in Glassy Polymer Model Nanocomposites: Comparisons of Quantitative Characterization by Fluorescence Spectroscopy and Atomic Force Microscopy

Min Zhang, Shadid Askar, John M. Torkelson et al. · Macromolecules · 2017 · 38 citations

Atomic Force Microscopy, Engineering, Glassy Polymer Model +19

Molecular weight dependence of the intrinsic size effect on <i>T</i>g in AAO template-supported polymer nanorods: A DSC study

Shadid Askar, Tong Wei, Anthony Tan et al. · The Journal of Chemical Physics · 2017 · 25 citations