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Showing 1 to 20 of 102 for “"Interfacial properties"”.
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Interfacial Properties of Environmentally Responsive Polymers
… substantial pH-dependent change in the molecular properties of end-grafted NIPAM-N-Gly-(C18) 2 monolayers. At pH 8.0, where the glycine side chains are ionized, the polymers exhibit stereotypical polyelectrolyte behavior. Side chain neutralization at pH 5.0 causes a substantial decrease in the …
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ANALYZING THE INTERFACIAL PROPERTIES OF NATURAL FIBER COMPOSITES
… resins, offer outstanding mechanical properties but are associated with significant ecological drawbacks due to their non-biodegradable nature and energy-intensive production. This has led to increased interest in the development of sustainable composites that minimize environmental …
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Interfacial Properties of Graphene for (Opto)Electronic Devices
… a high surface-to-volume ratio, its electrical properties are extremely sensitive to its substrate and environment. Therefore, I have optimized the interfacial properties of SLG according to the requirements for different applications. The first application that I have tackled is molecular …
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Interfacial properties of surfactant monolayers in microemulsion systems
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1995.
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Mechanical and interfacial properties of carbon nanofibers for polymer nanocomposites
… novel nanoscale fiber pull-out experiments. The interfacial shear strength averaged 55 MPa revealing that the adhesion and bonding of the heat-treated, non-functionalized carbon nanofibers is quite better than that of non-functionalized carbon fibers (15-28 MPa) and as good as that of …
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Interfacial properties of epitaxial gold nanocrystals supported on rutile titanium dioxide
Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2010-05-21T19:41:46Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 1 Sivaramakrishnan_Shankar.pdf: 4315177 bytes, checksum: ef713ab0245c060570154d04e3d0fdcf (MD5)
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Tensile and interfacial properties of radially aligned CNT grown carbon fibers
… enhanced inter- and intralaminar mechanical properties on model FRP systems, these results have not been replicated for aerospace-grade CFRP due to challenges in manufacturing. This thesis reports a scaled (weave- vs. tow-level) manufacturing method of fuzzy woven CFRPs designed to yield …
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Investigation on Transport Mechanisms and Interfacial Properties of Solar Cells By Simulation
… the charge transport mechanisms and the surface interfacial properties of polymer-based solar cells is the prerequisite to crack the working mechanisms and improve the performances of photovoltaic devices. In order to increase the power conversion efficiency of dye sensitized solar cells and …
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Interfacial properties of CH₄/C₂H₆ gas hydrate particles with chemical additives
… understanding of the molecular mechanisms and properties of AAs and informed selection and development of new AAs. A possible mechanism is presented in this thesis to describe the effect of contact time on hydrate interparticle cohesive force based on the capillary liquid bridge (CLB) model. A …
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Interfacial Properties of Graphene and 2D Materials Heterostructures Investigated by Scanning Probe Microscopy
… and heterostructures have extraordinary properties compared to their 3D counterparts, and have great potential for a broad range of applications, including flexible electronic devices, nanocomposites, and transistors. However, in most of these applications the 2D materials need to …
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Interfacial properties of grafted zwitterionic polymers and interaction with proteins at the nanoscale
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-04-06 without embargo terms
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Interfacial properties of saponins from Quillaja saponaria Molina and their functionality in dispersed systems
The aim of the present thesis was to connect interfacial properties of saponins at aqueous interfaces with their behavior in dispersed systems. Thereby the influence of changes in pH and ionic strength and interactions with β-lactoglobulin were discussed using spectroscopic equipment and knowledge …
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Interfacial properties of fluid phases in two dimensions and of three-component surfactant systems
… wave fluctuations. It is shown that the interfacial thickness exhibits a crossover with change of critical exponent from capillary wave behavior at low temperatures to intrinsic structure behavior at temperatures extremely close to the critical temperature. The location of the crossover …
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Investigations of the gallium nitride, aluminum nitride and indium nitride semiconductors: Structural, optical, electronic and interfacial properties
… is an investigation of some fundamental physical properties of both zincblende and wurtzite Group III - Nitride wide bandgap semiconductor materials. All of the thin films studied were grown by plasma-enhanced molecular beam epitaxy on either GaAs and SiC substrates. This growth method proved to …
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High-resolution transmission electron microscopy of III-V FinFETs
… due to their outstanding electron transport properties. InGaAs n-channel metal-oxide-semiconductor field-effect transistors have already demonstrated promising characteristics, and the antimonide material system is emerging as a candidate for p-channel devices. As transistor technology scales …
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Enhancing Interfaces in Solid Polymer Electrolyte-Based Flexible Lithium-Ion Batteries
… and promising solutions to enhancing the properties of materials especially applicable to batteries. In this dissertation, a soy-based solid polymer electrolyte was introduced to improve the solid-state lithium-ion battery performance. The resultant composite electrolytes with 0.5wt% …
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Molecular-level modelling of complex liquid interfaces
… is better understood through analysis of several interfacial properties, such as partial density distribution, interfacial tension, adsorption energy and contact angle. Researching these interfacial properties will allow prediction of the optimum characteristics of water injected into a reservoir …
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First-Principles Study of Metal -Ceramic Interfaces
… we find significant differences in both the interfacial bonding and the inherent electronic structures of the bulk ceramics, our calculations reveal a trend in Wad with respect to the summed surface energies of the interfaced materials (sigmaAl + sigmaceramic). Specifically, we find that …
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