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
75 2017 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
62 2015 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
48 2017 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
46 2016 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), 2017
33 2017 Delivery of biologic therapeutics M Trollsas, J Stankus, J Su, S Hossainy, JT Smith, S Askar
US Patent 9,452,138, 2016
10 2016 Delivery of biologic therapeutics M Trollsas, J Stankus, J Su, S Hossainy, JT Smith, S Askar
US Patent App. 15/242,403, 2017
3 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
1 2017 851 Asthma biologic therapy and time to next cystic fibrosis pulmonary exacerbation S Askar, M Ross, Y Wang, D Angulo, S Cahalan, N Lugogo, Y Huang, ...
Journal of Cystic Fibrosis 23, S493, 2024
2024 Impact of Adherence to Maintenance Therapy, as Measured Using Digital Inhaler Data, on Asthma Control and Healthcare Resource Utilization Among Patients Using Biologics S Askar, H Harwood, A Mohan, B Derstine, M Gulati, TD Hill, A Boe, ...
C34. BIOLOGIC THERAPY IN THE FIGHT AGAINST ASTHMA AND ALLERGIC INFLAMMATION …, 2024
2024 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 March Meeting Abstracts 2018, B55. 007, 2018
2018 Molecular Weight Dependence of the Intrinsic Size Effect on 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 March Meeting Abstracts 2017, M1. 042, 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 March Meeting Abstracts 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 March Meeting Abstracts 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 