Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 31 for “"soft matter physics"”.
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Optical and material properties of varnishes for paintings
… This thesis details research into the soft matter physics and fluid mechanisms that determine the relationships between the material properties of varnishes and their effect on the appearance of paintings.
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A quantitative and predictive model for mechanochemical kinetics and its experimental validation
… at the interfaces of chemistry, biology, soft matter physics, and materials science. Along with the description of the experimental work to validate our model for mechanochemical kinetics, this work also provides speculation for the future directions of the field of mechanochemistry, both …
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Modelling Cell Orientation In Artificial Tissues
… the process of tissue growth. Computational physics has potential to signicantly accelerate the progress of development and to improve the properties of engineered neural tissue (ENT). Research has found that correlation exists between physical forces and the arrangement of cells in …
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Theoretical investigations of the role of excluded volume, topological constraints, and attractive forces in the slow dynamics of soft matter systems
"Soft matter physics has been continuously growing over the last 50 years due to its implications in physics, biology, chemistry, and materials science. One interest in the field arises from the viscoelastic nature of such materials; depending on the length and time scales studied the material can …
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Elastic properties and failure behavior of disordered porous solids : a potential-of-mean-force-based lattice element approach
… to potential-of-mean-force approaches used in soft-matter physics, a solid structure is discretized into mass points interacting with the nearest neighbors through effective interaction potentials. Depending on the choice of the local interactions, a phase's effective behavior can be linear or …
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Implications of Nanofiber Length and Polydispersity on Flow Alignment
… biomaterial design, bioinspired processing, and soft matter physics.
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Engineering soft matter for cell biology from a biophysical point of view
… pinned by technological innovations developed in soft matter physics. In this thesis, I have focused on applying biophysical views and tools to study bio-relevant soft matter systems, including the biomolecular condensates in cell nucleus and the bio-materials for cell culture applications. First, …
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Rare events and dynamics in non-equilibrium systems
The matter of this thesis is divided in two parts, both of which are substantially different from the other, but nevertheless belong to disciplines that lie within the purview soft matter physics. In the first part, we study the infinite-dimensional probability space of stochastic differential …
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Investigating Ageing of Neurodegenerative Disease Relevant Protein Condensates
… (LLPS) has been a popular topic within soft matter physics. There is now a substantial body of literature on biological macromolecules such as proteins that can undergo the LLPS process and form biomolecular condensates. It has been demonstrated repeatedly that these condensates can play …
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Phase transitions in soft matter: From colloidal suspensions to biomolecular condensate regulation
… overview of recent advancements in the fields of soft matter computational physics and biophysics, emphasizing the intricate interplay between molecular interactions, phase transitions, and biological phenomena. Beginning with an exploration of polymorphic competition in hard spheres …
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Charged polymer-macroion complexes
… complexes form a common pattern in soft-matter physics, chemistry and biology, and enter in numerous technological applications as well. From a fundamental point of view, such complexes are interesting in that they combine the subtle interplay between electrostatic interactions and …
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Effects of particle shape and flexibility on suspension dynamics
Particles suspended in a Newtonian fluid may lead to non-Newtonian behaviour, depending on their shape and flexibility. Particles can now be precisely engineered from linked, double-stranded DNA sequences or rods. To design functional nano-materials from these systems, it is important to predict …
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Elongated microswimmers: influence of hydrodynamics
… the many aspects of the biology, chemistry and physics of microorganisms. Physicists are particularly interested in the swimming motion of organisms such as algae, bacteria, spermatozoa and others. In collective motion, these microswimmers exhibit a diverse behavior such as the formation of …
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Emergent Critical Properties in Liquid-Gas Transition and Single Dislocations in Solid He4
<p>My research focuses on the analytical and numerical study of seemingly completely different systems - the classical critical point of the liquid-gas transition and a quantum topological defect (dislocation) in solid Helium-4. The unifying theme, though, is <em>Emergence</em> - the appearance of …
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Interdisciplinary Studies of Complex Network and Machine Learning and Its Applications
<p>In this dissertation, we introduce the concept of network-based statistical inference methods of two types: network structure inference and variable inference. For network structure inference, we introduce correlation matrix, graphical Lasso, network clustering and identify the influencer in the …
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Variable Structure Feedback Control with Application to Spacecraft with Small Thrust Propulsion Systems
<p>Small spacecrafts requiring small propulsion systems are becoming more popular for low Earth orbit. It is important for these research satellites to have accurate guidance and control systems. Small propulsion systems will also be beneficial for multiple small spacecrafts used future exploration …
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Predicting the Hydration Free Energy of Small Alkanes and Alcohols from Custom, Electronic Structure-Based Force Fields
<p>Mathematical theories reveal the fundamental physics involved in experimentalphenomena. Computer models of such theories are routinely used to corroborate or explain experiments and predict properties of chemical systems. Therefore, an important effort in computational chemistry is the …
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Orbital And Spin Angular Momentum Light Generation, Interactions, Special Photons, And Applications In Liquids, Solids, Vapors And Biological Tissue Media
… Subsequently, these beams are applied in light-matter interaction processes. We study the direct effect of OAM and SAM in these optical processes, which could possibly change the selection rules and strength of the optical interactions. The goal is to probe fundamental biological, chemical and …
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Enzymatically active microspheres for self-propelled colloidal engines
<p>Micro- and nano-motors have attracted numerous attentions from various scientific areas due to their potential applications. Most studies on self-propelled colloidal engines have exploited catalytic decomposition of hydrogen peroxide to drive the motor. Since the hydrogen peroxide is caustic, it …
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Fatigue Performance and Shear Demand Distributions of Clustered Shear Connectors in Composite Bridge Girders
<p>The current American Association of State Highway and Transportation Officials (AASHTO) Bridge Specifications assumes uniform shear flow demands at the steel-concrete interface of composite bridge girders. As stud pitch increases to beyond 24 in or as studs become clustered to account for …
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