# Browse by Subject "Chemistry, Polymer"

• (1994)
The main objective of this research involves the bulk synthesis of two-dimensional (2D) polymers. Two different approaches, the chiral recognition approach and the hairpin approach, have been used for the "bulk preparation ...

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• (1990)
In this thesis we discuss a mesoscale model of block-copolymer (BCP) microphase separation dynamics based on a cell dynamics system (CDS) model. The model suggests a partial differential equation (PDE) model that allows ...

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• (1993)
The goal of the work presented here is the development of optical waveguide techniques for the characterization of diffusion mechanisms and mass transport processes in uncoated polymer films and Langmuir-Blodgett mono- and ...

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• (1989)
The molecular attributes which govern the formation and structure of ordered phases in polymeric materials are poorly understood. This work studies the relationship between configurational order among dipolar functional ...

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• (1999)
Two tetrapodal structures containing four rigid arms incorporating anthracene chromophores were synthesized. Amorphous and luminescent properties of these compounds were characterized by thermal analysis and fluorescence ...

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• (1991)
The concentration profiles are derived using the Rouse and reptation dynamics for the symmetric monodisperse and polydisperse interfaces, the asymmetric monodisperse interface, the symmetric blend interfaces, and the ...

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• (1978)

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• (2002)
Advances in engineering of interfaces using self-assembled monolayers (SAMs) have focused on molecules with increased function and design. With an aim to establish principles that guide the assembly of new materials on ...

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• (1980)
Proton relaxation measurements have been used to investigate the effects of crosslinking and entanglements on segmental motion in polybutadiene. The temperature dependence of T(,1), the spin-lattice relaxation time, T(,2), ...

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• (2001)
In this thesis, the phase behavior and osmotic compressibility of model athermal silica - polystyrene suspensions has been determined over nearly two orders of magnitude in polymer/colloid size asymmetry. Fluid-gel, ...

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• (1999)
In the second part of this thesis, coordination networks based on silver(I) triflate and tetrahedral ligands functionalized with nitrile groups were found to be porous. Moreover, triflate as a coordinating counterion can ...

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• (2009)
As an approach to counter certain drawbacks that exist in the use of DNA as a building material for nanotechnology, simpler DNA inspired modules have been designed. These are units that have the desired property of forming ...

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• (2002)
Microfluidic Tectonics also provides a unique opportunity to study hydrogel properties. The relationship between the hydrogel crosslink density and the hydrogel volume has been studied in detail. In addition, dissolvable ...

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• (1998)
Material growth in lyotropic liquid crystals has proven to be a very powerful methodology for the creation of nanoscopic features in mineral phases. Two distinct methodologies were studied---bulk templating and thin film ...

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• (1992)
Measurements of the mass adsorbed of polymer layers adsorbed from dilute carbon tetrachloride solutions $(\approx$1.00 mg/mL) were made as a function of time using Fourier transform infrared spectroscopy in the mode of ...

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• (1992)
New physics emerges when polyphenylmethylsiloxane (PPMS) adsorbed between mica surfaces spaced at molecular dimensions undergoes oscillatory shear. The polymers experience a dynamic liquid-like to rubber-like transition ...

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• (1996)
Aromatic copolyesters (LCPs) have been a subject of extensive research effort over the past 30 years. This is due primarily to their unique combination of properties and processability. They are limited, however, due to ...

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• (2002)
When used as a modifier for melt-processed blends, the HBP domain size was based upon end-group composition and Tg. Increasing the length of alkyl chain increased compatibility with a polyolefin matrix (PE). While no ...

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• (1995)
Electron transfer is a fundamental chemical process. It involves the movement of localized electronic charge from one atom, ion, or molecule to another. Despite its obvious fundamental nature, its practical importance, and ...

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• (2003)
As a result of the helical structure of the polymeric product, the polymerization of oligo(m-phenylene ethynylene) imines in solution should inherently show nucleation-elongation in chain growth. The evidence for this ...

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