Search Results - "Chris E. Finlayson"
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Large-scale ordering of nanoparticles using viscoelastic shear processing
Published in Nature communications (03-06-2016)“…Despite the availability of elaborate varieties of nanoparticles, their assembly into regular superstructures and photonic materials remains challenging. Here…”
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Generating Bulk-Scale Ordered Optical Materials Using Shear-Assembly in Viscoelastic Media
Published in Materials (22-06-2017)“…We review recent advances in the generation of photonics materials over large areas and volumes, using the paradigm of shear-induced ordering of composite…”
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An Experimental and Theoretical Determination of Oscillatory Shear-Induced Crystallization Processes in Viscoelastic Photonic Crystal Media
Published in Materials (14-09-2021)“…A study is presented of the oscillatory shear-ordering dynamics of viscoelastic photonic crystal media, using an optical shear cell. The…”
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Dial-In Synthesis of ‘Polymer Opal’ Core–Interlayer–Shell Composite Nanoparticles
Published in Polymers (22-08-2023)“…The emulsion polymerization process via which core–interlayer–shell polymer nanoparticles are synthesized is engineered to offer a crucial control of the…”
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Strain to shine: stretching-induced three-dimensional symmetries in nanoparticle-assembled photonic crystals
Published in Nature communications (18-06-2024)“…Stretching elastic materials containing nanoparticle lattices is common in research and industrial settings, yet our knowledge of the deformation process…”
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3D Bulk Ordering in Macroscopic Solid Opaline Films by Edge-Induced Rotational Shearing
Published in Advanced materials (Weinheim) (05-04-2011)“…Permanent ordering of sub‐micrometer polymeric spheres by edge rotational shearing is reported. The resulting high‐quality, bulk, 3D‐ordered polymer opal…”
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Transparent Polymer Opal Thin Films with Intense UV Structural Color
Published in Molecules (Basel, Switzerland) (11-06-2022)“…We report on shear-ordered polymer photonic crystals demonstrating intense structural color with a photonic bandgap at 270 nm. Our work examines this UV…”
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Microstructured Optical Fibers as High-Pressure Microfluidic Reactors
Published in Science (American Association for the Advancement of Science) (17-03-2006)“…Deposition of semiconductors and metals from chemical precursors onto planar substrates is a well-developed science and technology for microelectronics…”
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Ordering in stretch-tunable polymeric opal fibers
Published in Optics express (14-02-2011)“…We demonstrate the production of high-quality polymer opal fibers in an industrially-scalable process. These fibers exhibit structural color, based on the…”
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10
High-Angle Structural Color Scattering Features from Polymeric Photonic Structures
Published in Crystals (Basel) (01-04-2023)“…Three-dimensional goniometric measurements of structural color from melt-sheared polymer nanoparticle composites is presented revealing high-angle features…”
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11
Spectroscopic Ellipsometry and Optical Modelling of Structurally Colored Opaline Thin-Films
Published in Applied sciences (12-05-2022)“…The method of spectroscopic ellipsometry is applied to complex periodic nanomaterials, consisting of shear-ordered polymeric nanosphere composites, with…”
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Characterization of spray-coating methods for conjugated polymer blend thin films
Published in Journal of materials science (01-06-2014)“…We examine the characteristics and functionality of conjugated polymer thin films, based on blends of poly(9,9-dioctylfluorene-2,7-diyl- co -bis- N , NN…”
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13
“Helter‐Skelter‐Like” Perylene Polyisocyanopeptides
Published in Chemistry : a European journal (02-03-2009)“…Exciton migration! Spectroscopic analyses and extensive molecular dynamics studies revealed a well‐defined 41 helix in which the perylene molecules (see…”
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Improved Performance of Perylene-Based Photovoltaic Cells Using Polyisocyanopeptide Arrays
Published in Macromolecules (24-03-2009)“…Photovoltaic devices incorporating perylene-substituted polyisocyanide materials have been demonstrated, using blend systems with polythiophene- and…”
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15
Modification of Fluorophore Photophysics through Peptide-Driven Self-Assembly
Published in Journal of the American Chemical Society (23-04-2008)“…We describe the formation of self-assembling nanoscale fibrillar aggregates from a hybrid system comprising a short polypeptide conjugated to the fluorophore…”
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16
Electronic Transport Properties of Ensembles of Perylene‐Substituted Poly‐isocyanopeptide Arrays
Published in Advanced functional materials (22-12-2008)“…The electronic transport properties of stacks of perylene‐bis(dicarboximide) (PDI) chromophores, covalently fixed to the side arms of rigid, helical…”
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The Relationship between Nanoscale Architecture and Charge Transport in Conjugated Nanocrystals Bridged by Multichromophoric Polymers
Published in Journal of the American Chemical Society (27-05-2009)“…We report on the self-assembly and the electrical characterization of bicomponent films consisting of an organic semiconducting small molecule blended with a…”
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18
The Influence of Side-Chain Position on the Optoelectronic Properties of a Red-Emitting Conjugated Polymer
Published in Macromolecular chemistry and physics (14-05-2013)“…A study of the organic semiconductor F8TBT is presented, directly comparing a conventional form (F8TBT‐out) with a form with varied alkyl side‐chain position…”
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Macromolecular Scaffolding: The Relationship Between Nanoscale Architecture and Function in Multichromophoric Arrays for Organic Electronics
Published in Advanced materials (Weinheim) (23-02-2010)“…The optimization of the electronic properties of molecular materials based on optically or electrically active organic building blocks requires a fine‐tuning…”
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Multichromophoric Phthalocyanine-(Perylenediimide)8 Molecules: A Photophysical Study
Published in Chemistry : a European journal (03-09-2010)“…We describe the synthesis of a series of phthalocyanine (Pc)–perylenediimide (PDI)8 “octad” molecules, in which eight PDI moieties are attached to a Pc core…”
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