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Stuart C. Lord, D. Min., Virginia Rice Kelsey '6...
2005-02-23_lord
Dartmouth College Photographic Records

Whistler chorus waves : linear theory and nonlinear simulations in dipole geometry / by Shuo Wu
Whistler-mode chorus waves have recently drawn tremendous attention as an important mechanism for controlling the energetic electron flux in Earth’s radiation belt. This dissertation aims to answer questions about whistler-mode chorus waves, such...
Dartmouth Dissertations

Cosmology from the Kiso ultraviolet excess survey: a complete sample of white dwarfs and quasars.
White dwarf stars -- Spectra. Quasars -- Spectra. Cosmochronology.
Dartmouth Dissertations

The impact of sodium channel isoform expression on cerebellar Purkinje cell development.
Purkinje cells. Sodium channels -- Genetic aspects. Excitation (Physiology). Neurons -- Physiology. Cerebellum -- Physiology. Genetic regulation.
Voltage-dependent sodium channels (Na v ) are critical determinants of the ability of a neuron to generate and propagate action potentials. While a large family of Na v isoforms has been identified, the impact of specific isoforms on the electrical...
Dartmouth Dissertations

Examining relationships between health beliefs and medical decisions in the context of medical uncertainty.
Medical care -- Decision making. Health attitudes. Prostate -- Cancer -- Treatment -- Decision making. Prostate -- Cancer -- Patients -- Attitudes. Uncertainty. Video recording in medicine.
This dissertation used two studies to evaluate the appropriateness of a theoretical model exploring the relationships between screening/treatment beliefs and intending to be screened or treated for prostate cancer (P-CA). Study One examined...
Dartmouth Dissertations

A catalog of clusters to z [is less than or equal to] 1 from the Oxford Dartmouth Thirty Degree Survey.
Galaxies -- Clusters -- Mathematical models. Galaxies -- Formation -- Mathematical models. Galaxies -- Clusters -- Catalogs. Galaxies -- Spectra. Algorithms. Andromeda Galaxy.
A sample of 46 previously unidentified, intermediate- to high-redshift, near-infrared (NIR)-selected galaxy clusters have been discovered in the Andromeda catalog of the Oxford Dartmouth Thirty Degree Survey (ODTS). These clusters vary from low- to...
Dartmouth Dissertations

Quantitative risk analysis of computer networks.
Computer networks -- Security measures. Computer security. Risk assessment. Operating systems (Computers) -- Evaluation.
Quantitative Risk Analysis of Computer Networks (QSRA) addresses the problem of risk opacity of software in networks. It allows risk managers to get a detailed and comprehensive snapshot of the constitutive software on the network, assess its risk...
Dartmouth Dissertations

Functionalization of fluorocarbons.
Fluorocarbons -- Synthesis. Fluorocarbons -- Derivatives. Activation (Chemistry). Polytef -- Surfaces. Organofluorine compounds -- Synthesis.
The great strength of the C-F bond has enabled fluorocarbons to find many industrial and domestic applications, and makes C-F activation a chemical and technical challenge akin to that of C-H bond activation in hydrocarbons. In our mission to...
Dartmouth Dissertations

Synthetic and mechanistic studies in tetrapyrrole chemistry.
Tetrapyrroles -- Synthesis. Tetrapyrroles -- Mechanism of action. Transition metal catalysts.
Previous studies have shown that the mucosal immune system is present in the female reproductive tract and under hormonal control. With the recognition that underlying stromal cells regulate epithelial cell function and hormonal responsiveness,...
Dartmouth Dissertations

Parallel out-of-core sorting: the third way.
Sorting (Electronic computers). Parallel processing (Electronic computers). Computer algorithms.
Sorting very large datasets is a key subroutine in almost any application that is built on top of a large database. Two ways to sort out-of-core data dominate the literature: merging-based algorithms and partitioning-based algorithms. Within these...
Dartmouth Dissertations

A novel high-cell-density recombinant protein production system based on Ralstonia eutropha.
Recombinant proteins -- Synthesis. Ralstonia. Alcaligenes eutrophus. Organophosphorus compounds -- Synthesis. Proteomics. Microbial biotechnology. Industrial microbiology. Recombinant Proteins -- Biosynthesis.
Recombinant protein production has traditionally relied on organisms with well developed molecular biological tools, such as E. coli. However, E. coli is not suited for large industrial scale production due to its propensity to produce organic...
Dartmouth Dissertations

New synthetic approaches to chlorins and bacteriochlorins.
Pyrroles -- Synthesis. Porphyrins -- Synthesis.
Naturally occurring macrocyclic tetrapyrroles of the chlorin and bacteriochlorin classes play important roles in essential biological processes, including photosynthesis and nitrogen cycling. The chromophores also show promise in various...
Dartmouth Dissertations

Synthesis and characterization of phosphido-coated gold nanoclusters and gold phosphido complexes.
Gold -- Analysis. Gold compounds. Metal complexes -- Synthesis. Phosphides. Ligands.
Chapter one: Gold(I) phosphido complexes: Synthesis, structure and reactivity . Deprotonation of the phosphine complexes Au(PHR 2 )Cl with aqueous ammonia gave the gold(I) phosphido complexes [Au(PR 2 )] n (PR 2 = PMes 2 ( 1 ), PCy 2 ( 2 ), P(t-Bu)...
Dartmouth Dissertations

Valuing health for economic evaluation in spine disorders.
Health status indicators -- Measurement. Health surveys -- Methodology. Medical economics. Spine -- Diseases.
Several ""health state classification systems"" are available to estimate health state values (HSV) for economic evaluation. Evidence of variation in estimates from different systems raises concern that system choice may affect study conclusions...
Dartmouth Dissertations

Heterogeneous self-reconfiguring robotics.
Robotics. Robots -- Control systems. Robots -- Motion. Robots -- Repairing. Manipulators (Mechanism). Heterogeneous computing. Computer algorithms.
Self-reconfiguring (SR) robots are modular systems that can autonomously change shape, or reconfigure , for increased versatility and adaptability in unknown environments. In this thesis, we investigate planning and control for systems of...
Dartmouth Dissertations

Examining auroral downward current region processes using ground based data.
Auroras -- Alaska -- Observations. Magnetospheric currents.
This thesis presents data from ground camera observations of the aurora conducted from Alaska during the winters of 2005 through 2007. In conjunction with these camera observations, conjugate radar observations of the auroral ionosphere were...
Dartmouth Dissertations

A dynamically refocusable sampling infrastructure for 802.11 networks.
Telecommunication -- Traffic -- Measurement -- Statistical methods. IEEE 802.11 (Standard). Universities and colleges -- Computer networks -- New Hampshire -- Hanover -- Case studies.
The edge of the Internet is increasingly wireless. Enterprises large and small, homeowners, and even whole cities have deployed Wi-Fi networks for their users, and many users never need to--or never bother to--use the wired network. With the advent...
Dartmouth Dissertations

Towards the experimental verification of macroscopic phenomena in quantum electrodynamics.
Casimir effect. Zero-point field. Electric conductivity. Quantum electrodynamics.
The Casimir force arises from an alteration of boundary condition in vacuum and is often regarded as a manifestation of quantum zero point energy. Considerable progress has been made in the last decade with an impressive achievement of experimental...
Dartmouth Dissertations

SGA screen identifies a cytoplasmic role for Dbp5/Rat8 and a novel player in nuclear pore complex biogenesis.
Nuclear membranes. Membrane proteins. Genetic regulation.
The coordination and coupling of the several steps in mRNA biogenesis helps to ensure proper regulation of gene expression. The DEAD-box helicase Dbp5/Rat8 is an essential mRNA export factor that has also been implicated in other steps of mRNA...
Dartmouth Dissertations

Evaluating mobility predictors in wireless networks for improving handoff and opportunistic routing.
Wireless communication systems. Computer network protocols.
We evaluate mobility predictors in wireless networks. Handoff prediction in wireless networks has long been considered as a mechanism to improve the quality of service provided to mobile wireless users. Most prior studies, however, were based on...
Dartmouth Dissertations

Development of an apparatus for simultaneous trapping of ⁶Li-⁸⁷Rb Fermi-Bose mixtures.
Trapped ions -- Instruments. Magnetooptical devices -- Design and construction. Atoms -- Cooling. Lithium ions. Rubidium -- Isotopes.
Dartmouth Dissertations

Physiological and neural mechanisms of anxiety, negativity, and threat.
Anxiety -- Physiological aspects. Threat (Psychology) -- Physiological aspects. Amygdaloid body -- Psychophysiology. Brain -- Psychophysiology.
The objective of this thesis was to examine the neural and physiological substrates underlying the processing of aversive information, and how individual differences in anxiety influence these responses. In a series of experiments, we utilized skin...
Dartmouth Dissertations

Neural and behavioral correlates of auditory-object processing.
Auditory perception. Temporal lobes -- Physiology. Prefrontal cortex -- Physiology. Neurophysiology.
The neurophysiological examination of auditory-object representations has focused on how early auditory cortical areas code for the spectral and temporal features of auditory objects. The goals of this dissertation was to investigate how auditory...
Dartmouth Dissertations

The effects of context and familiarity on person perception: examining the neural substrates of facial attractiveness.
Face perception -- Physiological aspects. Face perception -- Social aspects. Sex differences (Psychology). Neuropsychology.
The general objective of the current thesis was to investigate the neural substrates underlying the perception of opposite-sex faces. Building on what is already known about the distributed network of brain areas supporting various dimensions of...
Dartmouth Dissertations

Optimizing winding designs for high-frequency magnetic components.
Electric generators -- Windings. Electric inductors -- Design and construction -- Mathematical models. Electric current converters -- Design and construction -- Mathematical models. Energy dissipation -- Mathematical models.
Magnetic components for high-frequency power conversion applications can have significant losses that compromise the performance of the converter. In particular, winding losses can be large due to high-frequency effects that are difficult to model...
Dartmouth Dissertations

Effects of chronic anabolic androgenic steroid exposure on GABAergic neurotransmission and neuronal activity in the mamalian forebrain.
GABA -- Receptors. Anabolic steroids -- Physiological effect. Androgens -- Physiological effect. Prosencephalon. Neurotransmitters -- Effect of drugs on. Psychoneuroendocrinology.
Anabolic androgenic steroids (AAS) are derivatives of testosterone originally designed for therapeutic applications to enhance anabolic potency (protein synthesis and muscle growth) while exerting low androgenic (masculinizing) effects. The...
Dartmouth Dissertations

Kinematics and space densities for the local cataclysmic variable population.
Cataclysmic variable stars. Kinematics.
I investigate the kinematics and space densities of the local cataclysmic variable (CV) population. CVs are close binary star systems composed of a white dwarf that accretes matter from a less compact companion star in Roche lobe overflow....
Dartmouth Dissertations

I. Reactivity of electron deficient indoles toward nucleophiles, Diels-Alder reactions and dipolar cycloadditions; II. Synthesis of pyrrolo[3,4-b]indoles.
Indole -- Synthesis. Indole -- Reactivity. Pyrroles. Diels-Alder reaction.
Earlier in our laboratory, a facile synthesis of the 2- and 3-nitroindoles was realized. These compounds showed promise as powerful intermediates in the synthesis of novel structures and natural products. The reactivity of 2- and 3-nitroindoles...
Dartmouth Dissertations

Spatial feature extraction algorithms.
Image processing -- Digital techniques. Spatial systems -- Data processing. Pattern recognition systems. Computer algorithms.
Dartmouth Dissertations

Part I, a photoprecursor for difluorocarbene: Part II, syntheses and studies of the highly fluorinated [2.2.2] propellanes.
Organofluorine compounds -- Synthesis. Carbenes (Methylene compounds) -- Synthesis. Propellanes -- Synthesis.
Part I. A photoprecursor for difluorocarbene . The goal of this research was to develop a more practical and efficient photoprecursor for difluorocarbene. The first approach was concerned with the synthesis of 4,4-difluoropyrazoline-3,5-dione ( 5...
Dartmouth Dissertations

Combining near infrared tomography and magnetic resonance imaging to improve breast tissue chromophore and scattering assessment.
Breast -- Magnetic resonance imaging. Breast -- Tomography. Near infrared spectroscopy. Optical tomography. Imaging systems -- Design and construction. Diagnostic imaging -- Mathematical models.
Dartmouth Dissertations

Investigation, optimization and synthesis of dihydrodipyrrins, linear tetrapyrroles and the resulting chlorins.
Porphyrins -- Synthesis. Tetrapyrroles -- Synthesis.
The synthesis of macrocyclic tetrapyrroles continues to be an area of vigorous research due to their application to a wide range of fields spanning the physical sciences. Only recently have general syntheses for the reduced systems, such as...
Dartmouth Dissertations

Enolase in vacuole fusion and enolase and Bor1p in trafficking of proteins to the vacuole in Saccharomyces cerevisiae.
Membrane proteins -- Physiological transport. Membrane fusion. Plant vacuoles. Biological transport -- Regulation. Saccharomyces cerevisiae -- Cytology.
Dartmouth Dissertations

Within and between hand acquisition of multiple stimulus-response mappings.
Hand -- Psychophysiology. Conditioned response. Hand -- Movements. Perceptual-motor processes.
The present studies examine the flexible application of two stimulus-response (SR) mappings to a single set of stimuli. The following questions are addressed: (1) Can dual mapping performance equal single mapping performance (2) Can rapid map...
Dartmouth Dissertations

Synthetic studies toward the furanosteroids.
Furans -- Synthesis. Steroid drugs. Enzyme inhibitors -- Therapeutic use. Cancer cells -- Growth -- Regulation.
The furanosteroids are an important class of natural products that have been found to effectively inhibit various biologically important enzymes. These enzymes include the phosphoinositide-3-kinase (PI3K) family and the polo-like kinase (PLK1)...
Dartmouth Dissertations

Catalytic asymmetric P-C bond formation with Pt-phosphido complexes.
Organoplatinum compounds -- Synthesis. Organoplatinum compounds -- Reactivity. Organophosphorus compounds -- Synthesis. Organophosphorus compounds -- Reactivity. Asymmetric synthesis. Phosphate carbon. Platinum catalysts.
Chapter One. Synthesis and Structure of Chiral Pt(Duphos) Terminal Phosphido Complexes. Treatment of Pt halide precursors with a secondary phosphine in the presence of the base NaOSiMe 3 gave the terminal phosphido complexes Pt(Duphos)(Ph)(PMeIs)....
Dartmouth Dissertations

Fine structure in auroral radio emissions.
Ionospheric radio wave propagation -- Observations. Hiss (Radio meteorology). Auroras -- Antarctica -- Observations.
A VersatIle Electromagnetic Waveform (VIEW) receiver was deployed at South Pole station in December 2002 in order to measure the fine structure of auroral radio emissions with high resolution and an unprecedented 500-1000 kHz bandwidth. Using this...
Dartmouth Dissertations

The resistance to sliding along Coulombic shear faults in columnar S2 ice.
Ice mechanics. Friction. Shear (Mechanics). Strains and stresses. Ice -- Brittleness. Ice -- Ductility.
Dartmouth Dissertations

Geographic access, utilization, and outcomes in lung, breast, prostate, and colorectal cancer patients at NCI-designated cancer centers.
Cancer Control Program (National Cancer Institute) -- Evaluation. Cancer -- Treatment -- United States -- Evaluation. Cancer -- Patients -- Care -- Evaluation.
Background. Disparities in access to cancer care and cancer-related outcomes have been demonstrated in the U.S. Patterns of access to National Cancer Institute-designated Cancer Centers (NCI-CCs), the most specialized cancer care settings, have not...
Dartmouth Dissertations

Theoretical study of carbon-heteroatom clusters: Theoretical study and comparison of the intradiol and extradiol oxidation of catechol.
Catechol -- Biodegradation. Glycols. Oxidation. Carbon compounds -- Mathematical models.
Part 1 . A computational study targeting the lowest energy structure, electronic state and physical properties of small carbon clusters containing one or two heteroatoms has been done. The structural properties sought included whether the most...
Dartmouth Dissertations

Self-consistent stellar evolution models with applications to Milky Way globular clusters and population synthesis.
Stars -- Evolution. Stars -- Globular clusters -- Computer simulation. Milky Way.
The Dartmouth Stellar Evolution Program, a state of the art stellar evolution code, has been modified and expanded to increase its versatility. The modifications include: the ability to self-consistently model stars with arbitrary chemical...
Dartmouth Dissertations

The influence of shared mental models of nosocomial bloodstream infections on neonatal intensive care unit infection rates.
Neonatal infections -- Prevention. Nosocomial infections -- Prevention. Neonatal intensive care -- Social aspects. Neonatal intensive care -- Psychological aspects.
Statement of the problem. Nosocomial bloodstream infections (NBSIs) are a significant source of morbidity and mortality for the very low birth weight babies (VLBW) in neonatal intensive care units (NICUs). Efforts to reduce the rates of infection...
Dartmouth Dissertations

On the leukemogenic mechanisms of core binding factor translocation products.
Transcription factors -- Pathophysiology. Myeloid leukemia -- Genetic aspects. Genetic transcription -- Regulation.
Core binding factor translocations and inversions are among the most frequently identified mutations in acute myeloid leukemia. We present work that characterizes the functional contributions of domains within the fusion proteins resulting from the...
Dartmouth Dissertations

Activation of C-F bonds using transition metals by reduction and external acid.
Fluorine compounds. Activation (Chemistry). Transition metal catalysts.
Dartmouth Dissertations

Understanding inpatient nurses' engagement in worksite health promotion: a case study.
Nurses -- Health and hygiene. Employee health promotion.
Background. Worksite health promotion programs (HPP) support employees' health behaviors to prevent downstream diseases. Maximizing participation can optimize program impact. Objectives. To assess staff nurses' participation in three HPP - flu...
Dartmouth Dissertations

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