Dartmouth Digital Library Program

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Analysis of annular two-phase flow with liquid entrainment.
Two-phase flow -- Mathematical models. ; Fluid dynamics -- Mathematical models.
Dartmouth Dissertations

Nucleophilic addition to electron deficient indoles and the synthesis of fused heterocyclic ring systems.
Indole -- Synthesis. ; Heterocyclic compounds -- Synthesis.
The chemistry of indole can be reversed and redirected by the addition of powerful electron-withdrawing groups. Incorporation of a nitro group at C-2 or C-3 renders the adjacent carbon susceptible to nucleophilic attack. Nitro, cyano, and...
Dartmouth Dissertations

Intuitive user-guided appearance editing.
Image processing -- Digital techniques. ; Computer algorithms. ; Human-computer interaction.
We present new appearance editing algorithms that allow artists to perform complex editing operations on spatially-varying appearance datasets such as images and measured materials, in an intuitive and efficient manner. The goal is to develop...
Dartmouth Dissertations

Dependence of snow thermal and electrical conductiveness on microstructure.
Snow -- Thermal properties. ; Snow -- Electric properties. ; Microstructure.
Dartmouth Dissertations

The wear resistance mechanism of particulate fillers in polytetrafluoroethylene-based polymer composites.
Polytef. ; Mechanical wear. ; Fillers (Materials).
Dartmouth Dissertations

A driven resonator coupled to a Josephson junction : an exploration of the quantum and classical dynamics / by Erind Brahimi
We provide a theoretical model for a design involving a dc voltage biased Josephson junction (JJ) that strongly drives a high quality factor microwave cavity via the ac Josephson effect. We explore the rich classical dynamics of the resultant...
Dartmouth Dissertations

$High performance fractal image compression.$
High performance fractal image compression.
Image processing -- Digital techniques -- Mathematics. ; Image compression. ; Fractals. ; Computer algorithms.
Dartmouth Dissertations

Sulfate reduction, nutrient limitation, and reactor design considerations in anaerobic digesters.
Anaerobic bacteria -- Industrial applications. ; Sewage sludge digestion. ; Sulfates. ; Autoclaves.
Dartmouth Dissertations

On the first-order amplitude statistics of myocardial ultrasonic backscatter.
Echocardiography -- Mathematical models. ; Backscattering -- Statistics. ; Myocardium.
Dartmouth Dissertations

Synthesis of highly fluorinated bicyclo [2.2.0] hex-2-ene derivatives.
Ketones. ; Fluorocarbons.
Dartmouth Dissertations

Gas diffusivity and air permeability of the firn from cold polar sites.
Snow -- Permeability. ; Snow surveys -- Antarctica -- East Antarctica. ; Surfaces -- Areas and volumes. ; Gas flow. ; Porosity.
Recent field investigations of a megadunes region of East Antarctica provide evidence that differences in grain size, thermal conductivity, and permeability across a megadune are due to relative accumulation patterns in the absence of significant...
Dartmouth Dissertations

Coordination chemistry and DNA-binding studies of a non-classical zinc finger motif.
Coordination compounds. ; Zinc-finger proteins. ; DNA-binding proteins. ; DNA-protein interactions.
Dartmouth Dissertations

Fibroblast gene expression in proliferative connective tissue disease.
Fibroblasts. ; Gene expression. ; Rheumatoid arthritis. ; Scleroderma (Disease).
Dartmouth Dissertations

Design of a magnetic field compatible, high-performance optical breast imaging system for MRI-guided optical spectroscopy / by Fadi El-Ghussein
Multimodality imaging is becoming the standard of care for research and clinical studies. Such an approach is able to provide complementary information which can detect and characterize tumors. Advancing instrumentation for diffuse near-infrared...
Dartmouth Dissertations

Geology and paleomagnetics of three old red sandstone basins: Spitsbergen, Norway and Scotland.
Paleomagnetism -- Norway. ; Paleomagnetism -- Norway -- Spitsbergen Island. ; Paleomagnetism -- Scotland. ; Sandstone -- Norway. ; Sandstone -- Norway -- Spitsbergen Island. ; Sandstone -- Scotland.
Dartmouth Dissertations

School and family influences on adolescent physical activity, sports participation, and weight status.
Problem Statement: Increasing physical activity is a priority for decreasing obesity rates, but we have a limited understanding of which factors are most influential in promoting physical activity among adolescents. We also do not know what forms...
Dartmouth Dissertations

Enhanced attribution for networked copyright management.
Copyright and electronic data processing. ; Copyright -- Computer programs. ; Multimedia systems. ; Wide area networks (Computer networks). ; Object-oriented methods (Computer science)
Dartmouth Dissertations

Conversion of paper sludge to ethanol and analysis of selection based strain improvement for recombinant Saccharomyces cerevisiae expressing saccharolytic enzymes through continuous culture.
Cellulase -- Biotechnology. ; Hydrolysis. ; Paper industry -- Technological innovations. ; Biomass energy -- Economic aspects. ; Saccharomyces cerevisiae -- Genetics. ; Enzymes -- Industrial applications.
Paper sludge is the largest solid waste stream produced by pulp and paper industry, and is also an attractive feedstock for emergent technologies based on processing of cellulosic biomass featuring enzymatic hydrolysis. This study focuses on...
Dartmouth Dissertations

Numerical investigation of the dynamics of a variable thickness Arctic ice cover.
Sea ice -- Arctic regions -- Mathematical models.
Dartmouth Dissertations

The frameless stereotaxic operating microscope: system analysis, enhancements, and nonfiducial registration.
Microscopes. ; Stereotaxic techniques. ; Diagnostic imaging. ; Tomography. ; Magnetic resonance. ; Angiography.
Dartmouth Dissertations

Agent Tcl: a flexible and secure mobile-agent system.
Intelligent agents (Computer software). ; Electronic data processing -- Distributed processing. ; Tcl (Computer program language). ; Computer networks -- Security measures.
A mobile agent is an autonomous program that can migrate under its own control from machine to machine in a heterogeneous network. In other words, the program can suspend its execution at an arbitrary point, transport itself to another machine, and...
Dartmouth Dissertations

Naming and sharing resources across administrative boundaries.
Electronic data processing -- Distributed processing. ; Computer network architectures. ; Programming languages (Electronic computers) -- Semantics. ; Database management.
I tackle the problem of naming and sharing resources across administrative boundaries. Conventional systems manifest the hierarchy of typical administrative structure in the structure of their own mechanism. While natural for communication that...
Dartmouth Dissertations

Theoretical and experimental study of order-packed flexible image-bundles.
Fiber optics. ; Optical fibers. ; Optical transfer function. ; Coupled mode theory. ; Endoscopes.
Flexible fiber scopes are widely used in industry and medicine. Typical scopes are made using conventional optical components and order-packed flexible image bundles. The optical performance of a flexible scope is largely determined by that of the...
Dartmouth Dissertations

A role for TP63 in breast cancer initiation.
Despite the availability of targeted therapies, breast cancer metastasis and recurrence remain clinically challenging problems. Understanding the function of stem cells in this disease may lead to identification of genetic pathways underlying...
Dartmouth Dissertations

On the quantum kinetic theory of high energy plasmas.
Quantum theory. ; Plasma (Ionized gases).
Dartmouth Dissertations

Hyperthermia and low dose rate irradiation.
Radioisotope brachytherapy. ; Cancer -- Radiotherapy.
Dartmouth Dissertations

Linking Atlantic salmon (Salmo salar) survival with their habitat using environmental tracers.
Atlantic salmon -- Ecology. ; Atlantic salmon -- Habitat. ; Atlantic salmon -- Food. ; Radioactive tracers in ecology. ; Stable isotopes in ecological research. ; Strontium -- Isotopes -- Environmental aspects. ; Cesium -- Isotopes -- Environmental...
Dartmouth Dissertations

Electrical impedance acquisition system for surgical margin assessment during robot-assisted laparoscopic prostatectomy / by Shadab Khan
Prostate cancer (PCa) recurrences are often predicted by assessing the status of surgical margins (SM) – positive surgical margins (PSM) increase the chances of biochemical recurrence by 2-4 times which may lead to PCa recurrence. At present,...
Dartmouth Dissertations

Gene transfer in thermophilic Clostridium.
Clostridium -- Biotechnology. ; Genetic transformation. ; Restriction enzymes DNA.
Dartmouth Dissertations

Self-reconfiguring robots: designs, algorithms, and applications.
Robots -- Control systems. ; Robots -- Motion. ; Computer algorithms. ; Electronic data processing -- Distributed processing.
Self-reconfiguring robots are robots composed of many physically connected modules which can change their structural configuration to support multiple functionalities. We claim that self-reconfiguring robots are more versatile, extensible, and...
Dartmouth Dissertations

Regeneration of neuromuscular connections from allotransplanted ganglia in the crayfish.
Ganglia, Sensory -- Transplantation. ; Central nervous system -- Regeneration. ; Procambarus clarkii -- Nervous system. ; Neurons -- Innervation. ; Synapses.
Dartmouth Dissertations

A social psychological perspective on the structure of personality: impression formation and the five factor model.
Personality. ; Social perception. ; Social interaction.
Dartmouth Dissertations

Hydrophilic solute transport across the rat blood-brain barrier.
Blood-brain barrier.
Dartmouth Dissertations

Implications of motion planning : optimality and K-survivability / by Yu-Han Lyu
We study motion planning problems, finding trajectories that connect two configurations of a system, from two different perspectives: optimality and survivability. For the problem of finding optimal trajectories, we provide a model in which the...
Dartmouth Dissertations

Cuts and decompositions: structure and algorithms.
Combinatorial optimization. ; Decomposition (Mathematics). ; Algorithms. ; Partially ordered sets.
Dartmouth Dissertations

State representation for agent-based reinforcement learning.
Agent-based policy learning in complex and uncertain environments is challenged by escalating computational complexity with the size of the task space (action choices and environmental states) as well as the number of agents. Nonetheless, there is...
Dartmouth Dissertations

Synthesis and chemistry of fluorinated cyclopropenes: The α excited state in polycyclic aromatic hydrocarbon photochemistry.
Cyclopropane. ; Fluorination. ; Excited state chemistry. ; Photochemistry. ; Aromatic compounds.
Dartmouth Dissertations

Locally minimal triangulations.
Computer algorithms. ; Triangulation. ; Polygons. ; Computational geometry. ; Approximation theory -- Data processing. ; Mathematical optimization. ; Heuristic programming.
Dartmouth Dissertations

Metabolic engineering of high yield ethanol production in Thermoanaerobacterium saccharolyticum.
Microbial metabolism. ; Microbial genetic engineering. ; Thermophilic bacteria -- Genetic engineering. ; Anaerobic bacteria -- Genetic engineering.
A sustainable energy future is critical for environmental and strategic reasons. One alternative to petroleum used for transportation is ethanol derived from cellulosic biomass. The major barrier for biomass conversion is a cost effective method...
Dartmouth Dissertations

Parallel algorithms for graph problems.
Parallel processing (Electronic computers). ; Algorithms. ; Graph theory.
Dartmouth Dissertations

Development and quantification of a 3D brain deformation model for model-updated image-guided stereotactic neurosurgery.
Three-dimensional imaging in medicine -- Mathematical models. ; Stereoencephalotomy.
In the past, clinicians skilled at image-guided neurosurgery have relied solely on pre-operative scans for their navigational information. Often in the course of surgery, tissue is purposely retracted/resected or inadvertently moved resulting in a...
Dartmouth Dissertations

Atmospheric influences on the biogeochemistry of high-elevation forests.
Acid deposition -- Environmental aspects -- New York (State) -- Adirondack Mountains. ; Acid deposition -- Environmental aspects -- Vermont -- Green Mountains. ; Forest ecology -- New York (State) -- Adirondack Mountains. ; Forest ecology --...
Dartmouth Dissertations

Studies on the syntheses of bis-pyridocarbazoles and derivatives of ellipticine.
Pyridocarbazoles. ; Ellipticine. ; Cancer -- Research.
Dartmouth Dissertations

Synthetic studies on viridin class of furanosteroids.
The furanosteroids are a special class of natural products that feature a furan ring fused to the steroid nucleus at C-4 and C-6. In 1945, viridin, the parent member of this group, was isolated by Grove and coworkers from the fungas Gliocladium...
Dartmouth Dissertations

Preventing private information leakage in sensor networks.
Sensor networks -- Security measures. ; Data protection. ; Database security.
Sensor networks are used in many realtime applications for collecting information from monitored environments and objects, such as moving vehicle tracking, battlefield reconnaissance, and habitat monitoring. Sensor networks are often deployed in...
Dartmouth Dissertations

Linking density-dependent survival and growth of juvenile Atlantic salmon to their predators and prey.
Atlantic salmon -- Growth. Atlantic salmon -- Effect of predation on -- Connecticut River Watershed. Atlantic salmon -- Mortality -- Connecticut River Watershed. Fish populations. Atlantic salmon -- Toxicology -- Connecticut River Watershed. Cottus...
Juvenile, stream-dwelling salmon are a model system for studies of density dependence. However, while salmon exhibit diverse mechanisms and patterns of density dependence, the factors that drive variation in density dependence are not clear. I used...
Dartmouth Dissertations

Ground and space observations of medium frequency auroral radio emissions / by Matthew C. Broughton.
The auroral zone is a rich source of natural radio emissions that can be observed in space and at ground-level. By studying these waves, scientists can gain insight into the plasma processes that generate them and use the near-Earth space...
Dartmouth Dissertations

Kinetic characterization of metabolism and antibody production of a hybridoma cell line in high density homogeneous perfusion culture.
Hybridomas -- Metabolism. Hybridomas -- Growth. Cultures (Biology).
Dartmouth Dissertations

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