Studying Normal Modes in Amorphous Thermoplastics: Poly(methyl Methacrylate), Polystyrene, and Polyvinyl Chloride
10 Jun 2021 | Contributor(s):: DeAngelis, Freddy
Advisors: Asegun Henry, Samuel Graham, Shannon Yee, Kyriaki Kalaitzidou, Martin MaldovanWe have studied normal vibrational modes in three amorphous thermoplastic polymers. Our studies have focused on determining how different classes of modes interact to give rise to thermal conductivity. We have...
Pigments of My Imagination: Controlling Color and Redox Properties in Conjugated Organic Electrochromic Materials
08 Sep 2020 | Contributor(s):: Christiansen, Dylan Thomas
Advisors: John R Reynolds, Seth Marder, Stefan France, Paul Russo, Seuang Soon JangThe properties of 3,4-dioxythiophene (DOT)-based p-conjugated electrochromic polymers (ECPs) and molecules are explored with a focus on controlling structure-property relationships to achieve desired light...
Mechanism of Contact Electrification and Improved Performance of Triboelectric Nanogenerators via Surface Modification With Functional Materials
08 Sep 2020 | Contributor(s):: Wang, Aurelia Chi
Advisors: Zhiqun Lin, Preet Singh, Yulin Deng, Vladimir Tsukruk, Meilin LiuEfforts to establish a universal explanation of contact electrification (CE) have spanned many centuries, and yet our understanding of this commonplace phenomenon remains to be explored. With the landscape of...
M-Aramid Nanocomposite Separators for Energy Storage Applications
20 May 2020 | Contributor(s):: Liu, Michael Zhi-Hong
Advisors: Gleb Yushin, Preet Singh, Yulin DengLithium-ion battery separators comprised of a nanocomposite of aramid polymer and alumina nanowires were presented as a new membrane architecture for more a thermally resistant and electrochemically superior alternative to the status quo. Porous...
Engineering Polymer-Nanocellulose Systems Towards Sustainable Devices
20 May 2020 | Contributor(s):: Risteen, Bailey E
Advisors: Elsa Reichmanis, Carson Meredith, Sven Behrens, David Collard, Mohan SrinivasaraoThis thesis explores nanocellulose-polymer systems for use in organic electronics applications. Each chapter provides an understanding of the interactions between polymers and cellulose nanocrystals (CNCs)...
Functionalized Graphene Materials for High Performance Supercapacitors
21 Aug 2019 | Contributor(s):: Song, Bo
Advisors: C. P. Wong, David Collard, John Zhang, Thomas Orlando, Meilin LiuGraphene has been considered as a promising electrode material for supercapacitors due to its outstanding properties. However, graphene produced from reduction of graphene oxide (GO) always suffers from restacking and...
Design of Polymer Architectures for Catalysis
16 Jan 2019 | Contributor(s):: Hoyt, Caroline B.
Advisors: Christopher W. Jones, Stefan France, Joseph P. Sadighi, David M. Collard, David G. BucknallPolymer structures provide tunable platforms for catalyst design due to the high degree of structural control possible in their synthesis. In this study, several different molecular catalysts have...
Tailoring Functional P-Conjugated Polymers and Molecules for Organic Photovoltaic Applications
20 Aug 2018 | Contributor(s):: Lo, Chi Kin
Advisors: John R. Reynolds, Jean-Luc Bredas, Seth R. Marder, Elsa Reichmanis, Joseph P. SadighiThe field of organic photovoltaics (OPVs) has developed into an active research topic in applied polymer, materials, and chemical sciences over the past decade due to the continuous improvement in...
May 22 2017
STAMI Summer Workshop — Polymer Characterization and Heat Analysis
STAMI Summer WorkshopPolymer Characterization and Heat AnalysisMay 22 – May 26, 2017The Center for the Science and Technology of Advanced Materials and Interfaces (STAMI) is supporting user...
Apr 14 2017
Georgia Tech Polymer Network (GTPN) Special Seminar - Translationally Relevant Chemical Strategies for Imparting Bioactive Functional Groups on Scaffolds for Regenerative Medicine
Dr. Matthew Beckerhttp://www.uakron.edu/polymer-science/becker/W. Gerald Austen Professor of Polymer Science & Polymer EngineeringProfessor of Polymer Science & Biomedical...
Spherical Nanoindentation Protocols for Extracting Microscale Mechanical Properties in Viscoelastic Materials
07 Jan 2016 | Contributor(s):: Abba, Mohammed Tahir
Advisors: Surya R. Kalidindi, Min Zhou, Ken Gall, Ulrike G. K. Wegst, Karl I. JacobNanoindentation has a high load resolution, depth sensing capabilities, and can be used to characterize the local mechanical behavior in material systems with heterogeneous microstructures. Recently nanoindentation...
Molecular Adsorption and Diffusion Properties of Polymeric and Microporous Materials via Quartz Crystal Microbalance Techniques
27 Aug 2014 | Contributor(s):: Venkatasubramanian, Anandram
Advisors: Sankar Nair, Peter J. Hesketh, Todd Sulchek, David Sholl, Samuel GrahamNanoporous molecular sieve materials like metal organic frameworks (MOFs) and metal oxide nanotubes (AlSiNTs) have found a wide range of technological applications in catalysis, separations, and ion exchange due to...