Shadid Askar
Shadid Askar
Verified email at u.northwestern.edu
Title
Cited by
Cited by
Year
Polystyrene-grafted silica nanoparticles: investigating the molecular weight dependence of glass transition and fragility behavior
S Askar, L Li, JM Torkelson
Macromolecules 50 (4), 1589-1598, 2017
302017
Stiffness of thin, supported polystyrene films: Free-surface, substrate, and confinement effects characterized via self-referencing fluorescence
S Askar, JM Torkelson
Polymer 99, 417-426, 2016
292016
Residual stress relaxation and stiffness in spin-coated polymer films: Characterization by ellipsometry and fluorescence
S Askar, CM Evans, JM Torkelson
Polymer 76, 113-122, 2015
272015
Stiffness gradients in glassy polymer model nanocomposites: comparisons of quantitative characterization by fluorescence spectroscopy and atomic force microscopy
M Zhang, S Askar, JM Torkelson, LC Brinson
Macromolecules 50 (14), 5447-5458, 2017
192017
Molecular weight dependence of the intrinsic size effect on Tg in AAO template-supported polymer nanorods: A DSC study
S Askar, T Wei, AW Tan, JM Torkelson
The Journal of Chemical Physics 146 (20), 203323, 2017
122017
Delivery of biologic therapeutics
M Trollsas, J Stankus, J Su, S Hossainy, JT Smith, S Askar
US Patent 9,452,138, 2016
62016
Delivery of biologic therapeutics
M Trollsas, J Stankus, J Su, S Hossainy, JT Smith, S Askar
US Patent App. 15/242,403, 2017
32017
Rings, stars, and dense brushes grown from flat substrates and spherical nanoparticles: How polymer topology perturbs glass transition temperature and fragility in bulk and …
J Torkelson, L Zhang, T Lan, S Askar, L Li, R Elupula, S Grayson
ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 255, 2018
2018
Stiffness Gradients in Supported Thin Polymer Films and in Polymer Model Nanocomposites: Evaluation via a Novel Fluorescence Method with Comparison to AFM Results
J Torkelson, S Askar, M Zhang, LC Brinson
APS 2018, B55. 007, 2018
2018
Molecular Weight Dependence of the Intrinsic Size Effect on in AAO Template-Supported Polymer Nanorods: A DSC Study
T Wei, S Askar, A Tan, J Torkelson
Bulletin of the American Physical Society 62, 2017
2017
Molecular Weight Dependence of the Intrinsic Size Effect on Tg in AAO Template-Supported Polymer Nanorods: A DSC Study
T Wei, S Askar, A Tan, J Torkelson
APS 2017, M1. 042, 2017
2017
Effects of Confinement and Interfaces on Stress Relaxation and Stiffness in Polymer Films and Nanocomposites Characterized by Novel Fluorescence Techniques
S Askar
Northwestern University, 2017
2017
Effects of Interfaces and Interactions on Stiffness-Confinement Behavior in Polymer Films: Characterization via Fluorescence and Nanoindentation
S Askar, M Zhang, L Brinson, J Torkelson
APS 2016, K38. 009, 2016
2016
Residual Stress Relaxation and Stiffness-Confinement Effects in Polymer Films: Characterization by Non-Contact Ellipsometry and Fluorescence Techniques
S Askar, J Torkelson
APS 2015, W43. 013, 2015
2015
Direct measurement of the role of confinement and chemistry on local physical and mechanical properties of polymers
M Zhang, S Askar
2014
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