Dartmouth Digital Library Program

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Combined MRI and near-infrared spectroscopy for increased specificity of breast cancer imaging / by Michael A. Mastanduno.
A yearly breast contrast-MR scan is recommended to high-risk women because of MR's high sensitivity to breast tumors. However, breast contrast-MR yields a high number of false positives that lead to expensive and sometimes unnecessary biopsy...
Dartmouth Dissertations

Acquisition and registration of 3D optical surface scanning, MRI, and microwave tomographic imaging for improved clinical breast imaging and surgical planning / by Matthew John Pallone.
Continual improvements to clinical breast imaging technologies have led to ever earlier detections and increasingly accurate localizations of female breast cancers. While these advancements have certainly improved the prognoses of many patients,...
Dartmouth Dissertations

Advancement of magnetic resonance poroelastography for applications in brain imaging / by Adam J. Pattison.
Brain tissue mechanics are an important biomarker for neurological disorders, yet methods to obtain tissue information yield inconsistent conclusions. These techniques can be invasive or require excised tissue, where tissue function is altered from...
Dartmouth Dissertations

Sampling for complexity in rendering / by Jiawei Ou.
As the visual effect and movie industries are striving for realism and high fidelity images, physically based lighting, global illumination, realistic materials, and highly tessellated geometry are gradually accepted and used in movie and game...
Dartmouth Dissertations

Magnetic nanoparticle hyperthermia as an adjuvant cancer therapy with chemotherapy / by Alicia Ailie Petryk.
Magnetic nanoparticle-based hyperthermia for cancer treatment is a promising technology, particularly when applied as part of an adjuvant strategy with established cancer therapies (chemotherapy, radiation and surgery). In Europe, early clinical...
Dartmouth Dissertations

A computational study of radio relics in galaxy cluster mergers / by Dane Patrick Owen.
Radio relics are extended regions of synchrotron radio emission that have been found in the outskirts of a few dozen galaxy clusters. Relics are often associated with clusters undergoing merger activity. They are not associated optically with a...
Dartmouth Dissertations

Simultaneous saccharification and co-fermentation of paper sludge.
Cellulose -- Biodegradation. Zymomonas mobilis -- Biotechnology. Saccharomyces cerevisiae -- Biotechnology. Fermentation. Hydrolysis. Biomass conversion -- Mathematical models.
Production of fuel ethanol from cellulosic materials is a potentially attractive way to meet sustainability, energy security, and environmental goals. However, the high cost of processing using current technology has thus far prevented...
Dartmouth Dissertations

Using theory to predict phase behaviour in liquids, copolymer melts, and ultrathin polymer films / by Nicholas B. Tito.
Thermodynamics, and the classic balance between entropy and enthalpy, provides a proverbial zoo of exotic phase behaviour that chemists can harness to create new materials out of simple liquids and polymers. The diversity of self-assembling...
Dartmouth Dissertations

Chemico-physical and pharmacologic factors that influence delivery of IONPs to tumors in rodent breast cancer models / by Jennifer Tate.
Nanoparticles have made significant advances in recent years in the realm of cancer therapy. These nanoparticles typically range in size from 10-250nm in diameter, allowing for differential systemic-based biodistribution. The enhanced permeability...
Dartmouth Dissertations

Silicon/silicon-germanium quantum dots with single-electron transistor charge sensors / by Mingyun Yuan.
Si/SiGe quantum dots (QDs) are promising candidates for spin-based quantum bits (qubits) as a result of the reduced spin-orbit coupling as well as the Si isotopes with zero nuclear spin. Meanwhile qubit readout is a challenge related to...
Dartmouth Dissertations

The Feynman path integral.
Feynman integrals. Asymptotic expansions. Perturbation (Mathematics)
Dartmouth Dissertations

Tectonics of the Pacific margin of Northern Central America
Geology, Structural.; Geology -- Central America. ; Plate tectonics -- Pacific Coast (Central America)
Dartmouth Dissertations

Noninvasive fluorescence monitoring for functional assessment of murine glioma treatment.
Gliomas -- Immunotherapy -- Evaluation. Fluorescence spectroscopy. Diagnosis.
Molecular optical imaging in vivo has potential for functional assessment of tumor tissue at the cellular and subcellular level. Advances in biological understanding of genomics and proteomics have increased the knowledge of possible cellular...
Dartmouth Dissertations

Parametric oscillations and the transition to turbulence in laminar flows
Fluid mechanics.; Laminar flow. ; Turbulent boundary layer.
A new type of analytic expansion for use in stability calculations is presented and applied to the question of the stability of laminar solutions of the Navier-Stokes equation. This leads in a natural way to a model of the transition from laminar...
Dartmouth Dissertations

Intrinsic photoconductivity in molecular crystals,
Crystals -- Electric properties.; Photoconductivity.
Dartmouth Dissertations

Synthetic studies on sarpagine alkaloids.
Alkaloids. Organic compounds -- Synthesis.
Dartmouth Dissertations

On a generalized second order linear differential operator.
Differential equations Linear. Calculus Operational.
Dartmouth Dissertations

A prediction of the interaction of a normal shock with a separating, turbulent boundary layer.
Shock waves. Turbulent boundary layer.
Dartmouth Dissertations

Studies of equilibrium and dynamic properties of polymers.
Polymers. Chemical equilibrium.
Dartmouth Dissertations

Forest structure and atmospheric interactions : predictive models for subalpine balsam fir forest
Forest hydrology -- Mathematical models; Forest Meteorology -- Mathematical models; Balsam fir
Dartmouth Dissertations

Drift waves in a nonuniformly rotating plasma column.
Drift waves. Rotating plasmas.
Dartmouth Dissertations

Capillary flow of superfluid helium at 0.45°K.
Superfluidity. Liquid helium.
Dartmouth Dissertations

Characterization of a Cerenkov maser
Masers; Electromagnetism; Microwave devices
Dartmouth Dissertations

Turbulent heating in a beam plasma system
Plasma spectroscopy; Electron beams; Plasma diffusion
Dartmouth Dissertations

Inverse eigenvalue problems.
Calculus of operations. Functional analysis.
Dartmouth Dissertations

Quantitative study of perceptual vector analysis.
Vector analysis. Motion perception (Vision)
Dartmouth Dissertations

The effect of microstructure on firn gas transport / by Kaitlin M. Keegan
The processes affecting gas transport through the firn column are important to understand in order to accurately interpret climate records from ice cores. Historically, density measurements have been used to estimate open and closed porosity in the...
Dartmouth Dissertations

Refocussing and virtual legendrian knots / by Asa Levi.
We begin with a result on the refocussing of null geodesics in space-times. We show that all oriented refocussing 2-dimensional Lorentz manifolds are also strongly refocussing. We also introduce a theory of virtual Legendrian knots. We show that...
Dartmouth Dissertations

Spectroscopic analyses of type Ia supernovae / by Jerod Parrent.
After decades of searching we have yet to find the progenitor systems for type Ia supernovae. In fact most of what we know about this homogeneous class of supernovae is from spectral features associated with the incinerated remains of the C+O white...
Dartmouth Dissertations

Determining anthropogenic and natural controls on the global mercury cycle using lake sediment and ice cores ; by Samuel Adams Beal Jr.
While anthropogenic emissions of the toxic element mercury (Hg) to the atmosphere are currently rising, major uncertainties remain in determining the relative impacts of anthropogenic activity and natural processes on the global Hg cycle. In this...
Dartmouth Dissertations

System and methodology for receptor-level fluorescence imaging during surgery / by Kristian Sexton.
Fluorescence molecular imaging will have an important clinical impact in the area of guided oncology surgery, where emerging technologies are poised to provide the surgeon with real-time molecular information to guide resection, using targeted...
Dartmouth Dissertations

Understanding PDZ affinity and selectivity: all residues considered / by Jeanine F. Amacher.
PDZ protein-protein interaction domains recognize short linear motif (SLiM) sequences typically at the extreme C-terminus of a target protein. These domains often act as scaffolds, connecting target proteins to additional interaction and catalytic...
Dartmouth Dissertations

Combined digital breast tomosynthesis and near-infrared spectral tomography for breast lesion characterization / by Kelly E. Michaelsen.
Annual screening mammograms are recommended for all women above 40 years of age for early detection of breast cancer, and are known to improve cancer mortality rates. However, mammography is hampered by low sensitivity and a high rate of false...
Dartmouth Dissertations

Magnetic susceptibility imaging of magnetic nanoparticles / by Bradley W. Ficko.
Magnetic susceptibility imaging of magnetic nanoparticles (mNPs) has many potential applications in biomedicine such as contrast enhanced imaging and image guidance for magnetic hyperthermia therapy. This thesis describes three imaging methods...
Dartmouth Dissertations

Analytical and computational approaches for quantitative phosphoproteomics / by Jason M. Gilmore.
Protein phosphorylation is an important regulatory mechanism for the control of countless processes in living systems. The delicate management of phosphate attachment to, and removal from, serine, threonine and tyrosine residues in proteins...
Dartmouth Dissertations

In vivo degradation in modern orthopaedic UHMWPE bearings and structural characterization of a novel alternative UHMWPE material / by Steven D. Reinitz.
Ultra-high molecular weight polyethylene (UHMWPE) remains the most common bearing material for total joint arthroplasty. Advances in radiation cross-linking and other post-consolidation treatments have led to a rapid differentiation of polyethylene...
Dartmouth Dissertations

Multimodal electroencephalography and near-infrared spectroscopy neuroimaging measurement and analysis / by Paolo Giacometti
This project focuses on the development of research tools and methods that are used to study the relationship between neural activity and subsequent hemodynamic responses in the human brain. This relationship, referred to as neurovascular coupling,...
Dartmouth Dissertations

Opinion dynamics in social networks / by Qi Gu.
Opinion dynamics is a complex procedure that entails a cognitive process when it deals with how a person integrates influential opinions to form revised opinion. Early research on opinion formation and social influence can be traced back to the...
Dartmouth Dissertations

Late glacial and holocene fluctuations of local glaciers and the Greenland Ice Sheet eastern and western Greenland / by Laura B. Levy.
The Greenland Ice Sheet (GrIS) is responding sensitively to climate change and its meltwater has the potential to influence global sea level. Recently, large changes in the GrIS have occurred including increased velocities of outlet glaciers and...
Dartmouth Dissertations

K-Theory for twisted groupoid C*-algebras / by Elizabeth Gillaspy.
This thesis constitutes the first steps in the author's program to investigate the question of when a homotopy of 2-cocycles ω = {ω[subscript t]}[subscript t∊[0,1]] on a locally compact Hausdorff groupoid Ɠ induces an isomorphism of the...
Dartmouth Dissertations

Thermodynamic and spectroscopic studies of metalloprotein stability ligation and reactivity / by George P. Lisi III.
Metal ions confer structural stability and reactivity to a large number of proteins that use the amino acids histidine (His) and cysteine (Cys) to form stable metal-ligand complexes. The stability of metal-His and metal-Cys interactions and their...
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

Statistical methods for gene set annotation optimization unsupervised gene set testing and independent gene set filtering / by Hildreth Robert Frost.
Gene set testing has become a critical tool for interpreting the results of high-throughput genomic experiments. Despite the development of robust statistical methods and extensive gene set collections, however, the results from gene set testing...
Dartmouth Dissertations

Aligned hierarchies for sequential data / by Katherine M. Kinnaird.
We present aligned hierarchies, a novel solution to the dimension reduction problem, representing high-dimensional and noisy sequential data as a low-dimensional object that encodes relevant information. In this thesis, we motivate our presentation...
Dartmouth Dissertations

Image reconstruction optimization and quantification for image-guided luminescent tomography / by Robert William Holt.
Molecular imaging of cancer features is a critical part of advancing better tools for oncology management and drug discovery, yet it is still evolving as a useful tool. Diffuse Fluorescence Tomography (FT) is one approach to molecular imaging, used...
Dartmouth Dissertations

The quantum-to-classical transition in strongly interacting nanoscale systems / by Latchezar Latchezarov Benatov.
This thesis comprises two separate but related studies, dealing with two strongly interacting nanoscale systems on the border between the quantum and classical domains. In Part 1, we use a Born-Markov approximated master equation approach to study...
Dartmouth Dissertations

Cataclysmic variables and white dwarf-m dwarf binaries from the superblink proper motion survey / by Julie Nicole Skinner.
Cataclysmic variable stars (CVs) are close, interacting binary systems comprised of a white dwarf and a companion star, which is typically a late-type dwarf star. Their progenitor systems are post common envelope binaries (PCEBs) with a white dwarf...
Dartmouth Dissertations

Assortativity and the robustness of gene regulatory networks / by Dov A. Pechenick.
Robustness to genetic perturbations is a fundamental property of all living things. The genetic code is degenerate, RNA secondary structure is robust to sequence changes, and protein structure is robust to amino acid substitutions. Complex systems...
Dartmouth Dissertations

A photoexcited three-component electron-hole plasma in type II GaAs/AlAs quantum wells.
Electron-hole droplets. Plasma (Ionized gases). Quantum wells.
Dartmouth Dissertations

A numerical simulation of tokamak sawteeth.
Magnetohydrodynamics -- Mathematical models. Tokamaks -- Mathematical models.
Dartmouth Dissertations

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