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Showing 1 to 20 of 44 for “"Bottlebrush"”.
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Bottlebrush block copolymers for photonic materials
… In this dissertation, a series of biocompatible bottlebrush block copolymers (BBCPs) have been synthesised based upon polyester or polyether macromonomers, including: polylactide, polycaprolactone, or polyethylene glycol. These BBCPs are self-assembled within emulsified droplets into …
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Synthesis and Grafting To of Biomimetic Bottlebrush Polymers
<p>Specifically-adsorbed bottlebrush coatings are found in nature as brush-like glycoproteins that decorate biointerfaces and provide anti-fouling, lubrication, or wear-protection. These molecules contain a surface-adhesive headgroup to anchor macromolecules to a target surface and a bottlebrush …
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Bottlebrush and related polymer architectures for biomedical applications
Chapter 1: Introduction to Bottlebrush Polymers as Carrier Platforms for Drug Delivery Biomedical Applications A brief intro to the current state of nanotechnology in drug delivery applications is provided, including the common myths and facts, design considerations, as well as important challenges …
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Bottlebrush Polymers: A Pathway to Engineering Surfaces and Interfaces
Bottlebrush polymers are macromolecules with a linear backbone and densely-grafted polymeric side-chains. Steric repulsion between the side chains forces the backbone to extend, leading to a rod or wormlike conformation. Therefore, bottlebrush polymers resemble both comb polymers and …
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Advancements in branched bottlebrush polymers for responsive, targeted imaging
… in vivo. Thus, we have developed branched bottlebrush copolymers that display compensatory fluorescence response to nitroxide reduction that enables correlation of MRI contrast, fluorescence intensity, and spin concentration in tissues. These polymers were synthesized by ring-opening …
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Rational design of polymer networks and bottlebrush block copolymers
Chapter 1: Introduction to Polymer Networks and Bottlebrush Block Copolymers We introduce polymer networks and the contribution of this author's thesis in the context of new polymer gel design and analysis of topological defects. We also introduce block copolymers and the key architectural …
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Expanding the chemical tunability and precision of bottlebrush polymer synthesis
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-03-28 without embargo terms
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Habitat, distribution, and diet of the Tennessee Bottlebrush Crayfish (Barbicambarus simmonsi)
… habitat use, and site occupancy of the Tennessee Bottlebrush Crayfish, Barbicambarus simmonsi. The distribution was increased from 3 to 14 sites across Shoal Creek. Habitat use modeling did not yield significant results, but observations indicate large flat boulders as utilized habitat. Flow was …
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The structure, color, and rheology of concentrated diblock bottlebrush polymer solutions
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-04-12 without embargo terms
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Self-assembly and additive manufacturing of bottlebrush block copolymer photonic materials
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-12-01
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Coarse-grained modeling and its application in bottlebrush block copolymer self-assembly
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-09-01 without embargo terms
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Synthesis of Bottlebrush Polymers Using the Grafting-Through and Transfer-To Methods
Bottlebrush polymers are interesting topologies that have become increasingly relevant in various applications including rheology modifiers, super-soft elastomers, photonic crystals, anti-fouling coatings, the in vivo delivery of therapeutic agents, and as promising substrates in lithographic …
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Modular Construction of Complex-Architected Bottlebrush Block Copolymers and Their Self-Assembly Behaviors
… endeavor in developing a multiblock Janus bottlebrush copolymer architecture as a novel platform for generation of diverse nanostructures that have been challenging to fabricate. The architecture, which features two orthogonal Janus domains, can be facilely constructed from corresponding …
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Molecular and Biofunctional Modification of Conformal POEGMA Bottlebrush Coatings and Applications Toward In Vitro Diagnostics
… required to complete the assay. Synthetic “bottlebrush” polymers have garnered considerable attention as molecularly defined and tunable biointerfacial coatings for a diverse set of biomedical applications; in particular, their bio-inertness, ability to eliminate nonspecific binding events …
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Investigating the fundamentals of ring-opening metathesis polymerization to synthesize large, well-defined, bottlebrush polymers
… To achieve complex architectures, specifically bottlebrush polymers, using ROMP, attaining the highest degree of living character is essential. As the molecular weight of the side chain or backbone increases, the "livingness" of the polymerization suffers due to premature catalyst degradation. …
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Synthesis and Characterization of Complex Polymer Topologies using Ring-Opening Metathesis Polymerization
Bottlebrush polymers are intriguing topologies that have become more significant in various applications, including drug delivery, elastomers, photonic crystals, anti-fouling coatings, nanoporous materials, and electronic and transport substrates. Polymeric side chains are tightly grafted to a …
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From Nanoplates to Bottlebrushes: Engineering Thermodynamics in Polymer Nanocomposites
… matrix and (2) bare nanospheres in a core-shell bottlebrush matrix. The investigation advances the understanding of nanoparticle dispersion in linear diblock copolymer matrices and unveils the thermodynamics of a novel core-shell bottlebrush architecture. The initial focus on grafted nanoplates …
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Designing Microporous Polymers for Separations
… are separated and polymerized to produce bottlebrush polymers with monodisperse side chains. Each bottlebrush polymer is fabricated into a free-standing film. Pure-gas experiments are performed to explore the impact of dispersity and side chain length on gas separation performance. In …
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