Dartmouth Digital Library Program

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Performance evaluation of distributed security protocols using discrete event simulation.
Computer networks -- Security measures. BGP (Computer network protocol). Public key infrastructure (Computer security). Discrete-time systems -- Mathematical models. Computer simulation.
The Border Gateway Protocol (BGP) that manages inter-domain routing on the Internet lacks security. Protective measures using public key cryptography introduce complexities and costs. To support authentication and other security functionality in...
Dartmouth Dissertations

Automated forensic techniques for locating zero-day exploits / by Stephen Kuhn.
This thesis approaches the problem of locating zero-day exploits used in network attacks. The hypothesis is that the advent of high-performance virtualization presents a unique opportunity to both discover these events and increase the attacker's...
Dartmouth Dissertations

The convex hull of a sample.
Probabilities. Convex domains.
Dartmouth Dissertations

The effects of food resources and conspecifics on the foraging, survivorship, and reproduction of the omnivorous copepod Epischura lacustris
Epischura; Epischura -- Food
Dartmouth Dissertations

Habitat partitioning by notonectids: temporal patterns and the role of spatial complexity.
Backswimmers (Insects) -- Ecology. ; Habitat partitioning (Ecology). ; Spatial behavior in animals. ; Aquatic insects -- Ecology.
Dartmouth Dissertations

Inhibitory effects of cyanobacteria on zooplankton and their implications for community structure.
Cyanobacteria -- Toxicology. ; Freshwater zooplankton. ; Cyanobacterial blooms -- Toxicology.
Dartmouth Dissertations

How littoral macrophyte growth form influences foraging ecology of pumpkinseed sunfish.
Pumpkinseed (Fish) -- Feeding and feeds. ; Pumpkinseed (Fish) -- Ecology. ; Lake plants. ; Scirpus. ; Potamogeton.
Dartmouth Dissertations

Respiratory control and mechanics in wakefulness and non-rapid eye movement sleep in normal humans.
Respiration -- Regulation. ; Respiration. ; Sleep -- Physiological aspects.
Dartmouth Dissertations

Inter-specialty differences in outcomes associated with adult primary care physician supply.
Primary care (Medicine) -- United States -- Evaluation. ; Medicine -- Specialties and specialists. ; Physicians -- Supply and demand -- United States.
Background. Strengthening the role of primary care is considered a key element in improving the outcomes and efficiency of health care delivery. Previous studies of the benefits of primary care have primarily examined the association of primary...
Dartmouth Dissertations

Inter-specialty differences in outcomes associated with adult primary care physician supply.
Primary care (Medicine) -- United States -- Evaluation. Medicine -- Specialties and specialists. Physicians -- Supply and demand -- United States.
Background: Strengthening the role of primary care is considered a key element in improving the outcomes and efficiency of health care delivery. Previous studies of the benefits of primary care have primarily examined the association of primary...
Dartmouth Dissertations

Habitat selection by breeding black-throated blue warblers: different patterns at two spatial scales and the use of habitat for foraging and nesting.
Black-throated blue warbler -- Habitat. Black-throated blue warbler -- Behavior. Black-throated blue warbler -- Food. Black-throated blue warbler -- Nests.
Dartmouth Dissertations

Fish foraging and learning in complex environments.
Sunfishes -- Food. Sunfishes -- Effect of habitat modification on
Dartmouth Dissertations

Bilingual and monolingual brains compared: a fMRI study of semantic processing.
Bilingualism -- Physiological aspects. ; Neurolinguistics. Cognition -- Physiological aspects. ; Brain -- Localization of functions.
Does early and sustained experience with two languages in childhood modify how language is processed in the adult bilingual brain? Does extensive exposure to two languages influence language processing in the bilingual brain as compared to...
Dartmouth Dissertations

The effects of endocrine disruptors on the development of Xenopus embryos.
Xenopus laevis -- Embryology. Xenopus laevis -- Endocrinology. ; Estrogen -- Physiological effect. ; Estrogen -- Toxicology. ; Nonylphenol -- Physiological effect. Endocrine toxicology.
Many environmental toxicants found in pesticides, herbicides, and industrial solvents are believed to have deleterious effects on development by disrupting hormone-sensitive processes. Xenopus embryos were exposed to commonly encountered endocrine...
Dartmouth Dissertations

Evolution in fickle environments: dispersal, specialization, and the problem of heterogeneity.
Caenorhabditis elegans -- Ecology. ; Ecological heterogeneity. ; Evolution (Biology). ; Adaptation (Biology). ; Nematodes -- Dispersal.
All ecological theories regarding the distribution and relative abundance of species refer to organisms'' abilities to utilize an environment and (sometimes implicitly) their ability to colonize and re-colonize habitats that change in character or...
Dartmouth Dissertations

Juvenile response to canopy structure: population and community-level implications in a subalpine forest of the northeastern U.S.
Forest ecology -- Northeastern States. ; Forest canopy ecology -- Northeastern States. ; Forest dynamics -- Northeastern States.
In closed-canopy forests, changes in the relative abundance of tree species due to major disturbance or to its absence are thought to be governed principally by differences among component species in the performance of juveniles. However, few...
Dartmouth Dissertations

Geology and geochemistry of the El Laco magnetite deposits, Chile.
Magnetite -- Chile -- El Laco. ; Formations (Geology) -- Chile -- El Laco.
Dartmouth Dissertations

Causes and consequences of phenotypic variation in pheromone use of the pine engraver beetle.
Bark beetles -- Reproduction -- Regulation. ; Bark beetles -- Behavior. ; Pine engraver. ; Ips grandicollis. ; Pheromones. ; Genotype-environment interaction.
Dartmouth Dissertations

Impacts of arid land shrub expansion on soil carbon cycling from [superscript 14]C ages and carbon and oxygen isotope ratios of pedogenic calcite and organic matter.
Desertification -- New Mexico. ; Humus -- New Mexico. ; Carbon cycle (Biogeochemistry). ; Calcite.
Dartmouth Dissertations

The energetic importance of terrestrial carbon in lake ecosystems.
Microbial ecology. ; Microbial metabolism -- Regulation. ; Lakes -- Organic compound content. ; Lake ecology. ; Soils -- Leaching -- Environmental aspects. ; Carbon cycle (Biogeochemistry).
Dartmouth Dissertations

Determinants of reproductive success in a neotropical migratory songbird: timing, site-selection and mating strategies.
Ovenbird -- Fertility. Ovenbird -- Reproduction. Ovenbird -- Behavior. Ovenbird -- Ecology. Ovenbird -- Nests. Ovenbird -- Maryland -- Anne Arundel County. Courtship in animals -- Maryland -- Anne Arundel County. Brown-headed cowbird -- Maryland --...
Identifying and understanding sources of individual variation in fecundity is of central importance to life history theory and population ecology. In this study, I first examined how factors on the breeding grounds in eastern Maryland affected the...
Dartmouth Dissertations

Local and landscape-scale controls on the distribution and abundance of a headwater stream salamander.
Gyrinophilus -- Ecology. ; Gyrinophilus -- Geographical distribution -- Northeastern States. ; Freshwater ecology -- Northeastern States. ; Amphibian populations -- Northeastern States.
I investigated controls on the distribution and abundance of the salamander Gyrinophilus porphyriticus (Plethodontidae) acting at multiple spatial scales: individual first-order streams, headwater drainages comprised of multiple streams, and the...
Dartmouth Dissertations

The evolution of ecologically important traits in larval anurans.
Tadpoles -- Ecology -- Atlantic States. ; Anura -- Evolution -- Atlantic States. ; Tadpoles. ; Bufonidae -- Atlantic States. ; Ranidae -- Atlantic States. ; Hylidae -- Atlantic States.
Understanding the distribution of species is a long-standing goal of ecology. Progress toward this understanding requires elucidation of how present-day patterns have been generated through history. Accomplishing this demands the study of...
Dartmouth Dissertations

Modeling process-dependent gate dielectrics for silicon devices.
Dielectric devices -- Reliability. ; Silicon. ; Gate array circuits. ; Ellipsometry.
Dartmouth Dissertations

Hormonal and neurochemical determinants of sex differences in chronic radicular pain.
Radiculitis -- Endocrine aspects. Radiculitis -- Sex factors. Radiculitis -- Pathophysiology. Pain -- Sex factors. Progesterone -- Physiological effect. Cellular signal transduction. Neuregulin-1 -- physiology.
Chronic low back pain is a debilitating and devastating disease affecting millions of people worldwide. Considerable evidence indicates that there are sex-related differences in clinical and experimental pain sensitivity in men and women. Women...
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

Effects of suburbanization on plant-pollinator interactions / by Adrian L. Carper.
Urban and suburban development is a dominant factor driving ecological processes at local and regional scales and its impacts on biodiversity and ecosystem services are alarming. Pollinators, especially bees, and the ecosystem services they...
Dartmouth Dissertations

Utilization and health outcomes in a spatial model of the US health care system / by Laura C. Yasaitis.
Objectives: This dissertation comprises three essays on geographic variations in healthcare, and the association between utilization and health outcomes. I first explore associations between outpatient visits and Medicare beneficiaries'...
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

Temperature effects on food web interactions : from lakes to landscapes / by Samuel Butler Fey.
Temperature has powerful effects on all scales of biological organization from biochemical reactions to ecosystem processes. Despite the well-appreciated influence and thorough understanding of the physiological and population consequences of...
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

Novel dimensions in a fluid genome : an integrative risk analysis for cancers of the bladder and breast / by Asaf Wyszynski.
The present thesis is focused on developing a better understanding of factors driving disease biology and overall risk using cancers of the bladder and breast as model systems. As no single approach was likely to unravel the complexities of these...
Dartmouth Dissertations

The effect of suspended sediments on planktonic rotifers and cladocerans.
Freshwater zooplankton -- Effect of sediments on. Rotifera. Cladocera.
Dartmouth Dissertations

Studies on hepatic uroporphyrinogen oxidation and its role in the uroporphyria caused by polyhalogenated aromatic hydrocarbins.
Porphyrins -- Oxidation. Aromatic compounds. Hydrocarbons.
Dartmouth Dissertations

Age-specific predation and predation risk of Chaoborus punctipennis.
Chaoborus. Predation (Biology). Freshwater ecology.
Dartmouth Dissertations

Surface temperature at the contact interface of sliding systems.
Tribology. Temperature measurements.
Dartmouth Dissertations

Causes of tree mortality in wave-regenerated balsam fir forests
Balsam fir. Trees -- Physiology.
Fir waves are spatially and temporally repeating patterns of stand development and destruction in subalpine, balsam fir-dominated forests of the northeastern United States, perpetuated by downwind migration of strips of dying trees, "dieback...
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

Structural, functional, and biochemical approaches to understanding the role of the C1 microtubule of the flagellar central apparatus.
Microtubules. Dynein. ; Eukaryotic cells -- Motility.
The eukaryotic flagellum is a complex organelle that uses the force generated by dynein motors to cause beating motion of the flagellum. The central apparatus of eukaryotic flagella has been implicated in the regulation of dynein-driven motility....
Dartmouth Dissertations

Bottom-up effects of nutrient enrichment on plants, pollinators, and their interactions.
Meadow ecology -- Colorado. Angiosperms -- Nutrition. Angiosperms -- Pollination. Plants -- Effect of nitrogen on. Insect pollinators -- Ecology -- Colorado. Mountain plants -- Ecology -- Colorado. Bees -- Ecology -- Colorado. Bees -- Nutrition --...
Nutrients play fundamental roles in biological systems, affecting plant growth and quality, community structure, and species interactions. Although the effects of nutrients on primary and secondary production have been well documented, their...
Dartmouth Dissertations

Isolation and functional characterization of yeast vacuole snare complexes.
Membrane proteins -- Physiological transport. ; Plant proteins -- Physiological transport. ; Biological transport -- Regulation. ; Plant vacuoles. Saccharomyces cerevisiae -- Physiology.
Eukaryotic cells are compartmentalized into membrane-enclosed organelles. Genetic screens and reconstituted biochemical assays have revealed that intracellular protein trafficking is mediated by a conserved mechanism of vesicle budding, transport,...
Dartmouth Dissertations

Patient classification from fMRI brain activation patterns.
Brain -- Magnetic resonance imaging. ; Brain mapping. Brain -- Localization of functions. ; Diagnostic imaging. ; Pattern perception. ; Patients -- Classification. ; Alzheimer's disease -- Diagnosis. ; Schizophrenia -- Diagnosis. ; Brain damage --...
Earlier work has suggested that various neurological or neuropsychiatric disorders may result in characteristic spatial patterns in brain activation, potentially allowing their detection from maps of brain activity under different conditions....
Dartmouth Dissertations

Collisional damping of waves in plasmas.
Plasma waves.
Dartmouth Dissertations

Cinder cone distribution described using cluster analysis and two-dimensional Fourier analysis in the central Transmexican Volcanic Belt, Mexico, and in SE Guatemala and NW El Salvador.
Volcanism -- Mexico. ; Volcanism -- Guatemala. ; Volcanism -- El Salvador. ; Cluster analysis.
Dartmouth Dissertations

Effects of foliage structure on the foraging behavior of insectivorous forest birds.
Wood warblers -- Food. ; Wood warblers -- Behavior. Leaves. ; Forest ecology.
Dartmouth Dissertations

The ecology of Vibrio cholerae: intra- and interspecific interactions.
Vibrio cholerae -- Ecology. Vibrio cholerae -- Growth. Cyanobacteria -- Ecology.
In this dissertation, I present an examination of the role of two biotic interactions in the population dynamics of Vibrio cholerae. Traits with a genetic basis such as size, physiological processes, stress tolerance, and even behavior, are key...
Dartmouth Dissertations

Demographic consequences of seasonal variation in environmental stress.
Freshwater zooplankton -- Effect of temperature on. ; Freshwater zooplankton -- Food. ; Freshwater zooplankton -- Reproduction.
Dartmouth Dissertations

Soil biogeochemistry in temperate and arctic ecosystems : human disturbances to a critical carbon pool / by Chelsea L. Petrenko
I investigated the effects of two contemporary disturbances to soil systems: forest clearing in the northeastern U.S. and climate-driven plant succession in the Arctic. To test the effects of clear-cutting forests on mineral soil carbon (C)...
Dartmouth Dissertations

Detecting, characterizing and interpreting Gene-Gene interactions associated with metabolic traits / Rishika De
The ubiquitous complexity of common diseases is one of the biggest challenges facing the field of personalized treatments and precision medicine. This complexity can be attributed to various sources such as the genetic make-up of an individual,...
Dartmouth Dissertations

Reciprocal benefits in a plant-pollinator mutualism.
Mutualism (Biology). Insect-plant relationships. Insect population density. Bumblebees -- Ecology. Delphinium -- Ecology.
Mutualisms may facilitate coupled population expansion or decline if changes in either partner species lead to similar changes in the other species. However, few studies have measured how both species in a mutualism respond to changes in each...
Dartmouth Dissertations

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