Index Catalog // ScholarsArchive@OSU

Shuddering blood

Creator:: Kroll, Adam L.
Abstract:: This collection of six individual writings, both fiction and creative non-fiction, is an exploration in narrative first-person voices and multiple themes, such as the loss of innocence, modernization versus traditions/myths, the California Central Valley, death, creativity, language, change, and the pressures of the future. Though abstractly linked at times, these...
Resource Type:: Masters Thesis
Full Text:: . ©Copyright by Adam L. Kroll May 25, 2007 All Rights Reserved

Headwater

Creator:: Martens, Jacob L.
Abstract:: These essays are an attempt to rebuild memories that explore the nature of work and family. They explore how work knocks against the joints of the body and against the joints between family members, and, as time passes, how the next generation inherits the family line of work only to...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Jacob L Martens for the degree of

Heat and mass transfer in Kroll process titanium sponge during salt evaporation

Creator:: Hill, S. D.
Abstract:: Laboratory experiments were conducted to study those factors which control the rate at which salts, such as magnesium chloride and sodium chloride, are removed from titanium sponge. The sponge was prepared by reducing titanium tetrachloride with either magnesium or sodium, and the resulting sponge salt mixtures were treated by vacuum...
Resource Type:: Dissertation
Full Text:: Heat and mass transfer in Kroll process titanium sponge

Fighting tradition : Hemingway’s Nick Adams and shell shock

Creator:: McGrath, Cole P.
Abstract:: In his Nick Adams stories, Ernest Hemingway traces the life of a single man as he moves from boyhood to adolescence to adulthood to fatherhood. From the beginning of Nick Adams life, it is clear that he does not fit into the role of the traditional hero. In addition, Nick...
Resource Type:: Masters Thesis
Full Text:: from boyhood to adolescence to adulthood to fatherhood. From the beginning of Nick Adams life, it is

Diversity and abundance of birds across a hardwood gradient in early seral Douglas-fir plantations

Creator:: Ellis, Tana M.
Abstract:: Recent evidence suggests that population declines of some avian species may be driven primarily by reduced quantity and diversity of early-successional habitat on the breeding grounds. Increasing intensity of forest management on private lands and decreased harvest rates on federal lands has resulted in a loss of the diverse early-successional...
Resource Type:: Masters Thesis
Full Text:: . Kroll contributed to editing chapters 1-4, and Dr. David Hibbs contributed to the development and

Enhanced Delivery of Cryoprotectant Chemicals to Cultured Neurons

Creator:: Wilson, Jenna L.
Abstract:: Due to the many advances in the areas of biotechnology and medicine, the need for long- term storage and stabilization of biological materials is rapidly increasing. The field of biopreservation is attempting to address these issues by finding ways to maintain the integrity and functionality of proteins, cells, and organs...
Resource Type:: Honors College Thesis
Full Text:: ABSTRACT OF THE THESIS OF Jenna L. Wilson for the degree of Honors Baccalaureate of Science in

A magnetotelluric investiagation of shallow conductivity sources beneath the Cascadia Volcanic Arc

Creator:: Bonner, L. Roy, IV
Abstract:: The Cascade Volcanic Arc has been the subject of extensive study in the past due to its active volcanism and its proximity to metropolitan areas. The triangle formed by the volcanoes Mount Saint Helens, Mount Rainier, and Mount Adams is of particular interest because of this potential danger and the...
Resource Type:: Honors College Thesis
Full Text:: conductivity sources beneath the Cascadia Volcanic Arc by L Roy Bonner IV

Using EarthScope Magnetotelluric Data to Improve the Resilience of the US Power Grid: Rapid Predictions of Geomagnetically Induced Currents

Creator:: Bonner, L. Roy, IV
Abstract:: Geomagnetically Induced Currents (GICs) are quasi-DC signals that are induced in the ground during geomagnetic disturbances (GMDs) and pose a large threat to power grid infrastructure. The power industry currently attempts to mitigate GIC effects by utilizing 1-D ground electrical conductivity based electric field predictions, though conductivity can vary in...
Resource Type:: Masters Thesis
Full Text:: through magnetotelluric impedance tensors L R. Bonner IV and Adam Schultz Space Weather

Magnetotelluric Studies of Tectonic Systems and Volcanic Areas of North America

Creator:: Bowles-Martinez, Esteban
Abstract:: Magnetotellurics is used in two geologic settings on scales ranging from 1000-km tectonic structures to local features hundreds of meters wide. These areas are the Midcontinent Rift System (MRS) and its related mantle plume in the northern Midwestern United States and Newberry Volcano in central Oregon. The MRS study uses...
Resource Type:: Dissertation
Full Text:: America Abstract approved: ______________________________________________________ Adam

An experimental investigation of radiative and total heat transfer around a horizontal tube immersed in a high temperature gas-solid fluidized bed

Creator:: Alavizadeh, Seyed Nasser
Abstract:: This study is primarily concerned with the measurement of the local radiative component of total heat transfer around a horizontal tube immersed in a large particle fluidized bed at elevated temperatures.Total heat transfer was also measured in order to assess the relative radiation contribution.The radiation measurement probe employs a silicon...
Resource Type:: Dissertation
Full Text:: approved: Redacted for privacy Ronald L. Adams This study is primarily concerned with the measurement of

An analysis of technical efficiency and productivity growth in the Pacific Northwest sawmill industry

Creator:: Helvoigt, Ted L.
Abstract:: The objective of this project was to investigate technical efficiency and productivity growth in the Pacific Northwest sawmilling industry over the period 1968-2002. Productivity growth was decomposed into three components: technical change, efficiency change, and scale efficiency change. In addition, using econometric methods, changes in output elasticities and input substitution...
Resource Type:: Dissertation
Full Text:: THE THESIS OF Ted L. Helvoigt for the degree of Doctor of Philosophy in Forest Resources presented

Terrain-Aware Probabilistic Search Planning for Unmanned Aerial Vehicles

Creator:: Schomer, Nathan L.
Abstract:: Mountain search and rescue is a vital form of emergency response to assist people in austere environments (e.g., extreme terrain, poor weather). Volunteer mountain search and rescue teams in the United States have begun adopting consumer- grade unmanned aerial vehicles to assist a variety of tasks (e.g., search, resource delivery);...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Nathan L. Schomer for the

Nanotheraputic Platforms to address Chemotherapeutic Challenges in Breast and Ovarian Cancer Treatment

Creator:: Al Fatease, Adel
Abstract:: Utilizing nanocarrier based drug delivery for improving the magnitude of efficacy of chemotherapeutic agents in many diseases has acquired more attention in research applications. It has shown promising results in both preclinical and clinical trials. The Food and Drug Administration (FDA) has approved many of these polymeric carriers, and tens...
Resource Type:: Dissertation
Full Text:: Adam W.G. Alani Utilizing nanocarrier based drug delivery for improving the magnitude of

Modeling abiotic influences on disease dynamics for the complex life cycle of the myxozoan parasite Ceratomyxa shasta

Creator:: Ray, Robert Adam
Abstract:: Most parasites and their hosts live in a balance within their environment; however a disease outbreak can occur when either the parasite, host, or environment, are perturbed. Myxozoan parasites are associated with a wide variety of cultured and wild fish populations. Most myxozoans are relatively benign to their vertebrate host;...
Resource Type:: Dissertation
Full Text:: . AN ABSTRACT OF THE DISSERTATION OF Robert Adam Ray for the degree of Doctor of Philosophy in

Exploring Volcano-Tectonic Connections in Cascadia – Temporal Linkages between Tephra Deposition and Megathrust Earthquakes

Creator:: Gutierrez, Joel C.
Abstract:: Explosively erupting volcanoes and megathrust earthquakes (Mw 8+ magnitude) occur at subduction zones and adjacent volcanic arcs. Volcanic eruptions are observed occurring close in time to megathrust earthquakes in the historical record from at least the 18th century CE to present in locations globally, including Japan in 1707 CE (Chesley...
Resource Type:: Masters Thesis
Full Text:: Abstract approved: _____________________________________________ Adam Kent Explosively

Mathematically modeling transient temperature variation in a human neonate undergoing intensive blue light phototherapy for management of hyperbilirubinemia

Creator:: Gondhalekar, Vikram B.
Abstract:: Neonatal jaundice secondary to hyperbilirubinemia occurs in 60% of all term newborns and nearly all preterm newborns in the US. Severe cases of this may lead to chronic encephalopathy, neurologic deficits, and, in some cases, death. Intensive blue light phototherapy involves irradiation of a patient with high intensity light and...
Resource Type:: Honors College Thesis
Full Text:: :_____________________________________________________ Adam Higgins Neonatal jaundice secondary to hyperbilirubinemia occurs in 60% of all

Development of thermosensitive injectable hydrogel and transdermal controlled release formulations for Tacrolimus

Creator:: Nguyen, Duc X.
Abstract:: TAC is the most commonly used medication in post transplantation maintenance immunosuppression therapy. TAC lipophilicity and its erratic oral absorption especially in the presence of food intake result in great intra- and interpatient pharmacokinetic variations. Complicated dosing and frequent required therapeutic monitoring is thought to be the main cause of...
Resource Type:: Dissertation
Full Text:: Adam W. G. Alani TAC is the most commonly used medication in post transplantation maintenance

Optimization of cryoprotectant addition and removal procedures for vitrification of adherent mammalian cells

Creator:: Fry Davidson, Allyson
Abstract:: Cryopreservation of adherent cells may be advantageous for cell types that are difficult to preserve in suspension or when it is necessary to preserve characteristics of the adherent cultured cells. Vitrification is a promising procedure for the preservation of adherent cells that prevents ice crystal formation and the resulting dissociation...
Resource Type:: Dissertation
Full Text:: Adam Z. Higgins Cryopreservation of adherent cells may be advantageous for cell types that are

Soil compaction and disturbance following a thinning of second-growth Douglas-fir with a cut-to-length and a skyline system in the Oregon Cascades

Creator:: Allen, Marganne Mary
Abstract:: Soil bulk density and disturbance were measured before and after a commercial thinning of 3 0-50 year-old Douglas-fir using a cut-to-length (CTL) and a skyline system on the Willamette National Forest in the Oregon Cascades. A dual-probe nuclear densimeter was used to measure bulk density at four and eight inches....
Resource Type:: Capstone Project
Full Text:: undisturbed soil or old skid trails (p>0. l 0). Harvester-forwarder traffic significantly increased the bulk

Membrane permeability properties of human granulocytes

Creator:: Vian, Alexander M.
Abstract:: In the last decade, there has been renewed interest in the use of granulocyte transfusions to treat infections in individuals with compromised immune systems. However, granulocytes only remain functional for about a day after isolation and this short shelf life is a significant drawback. Cryopreservation would allow long term storage...
Resource Type:: Masters Thesis
Full Text:: approved: Adam Z. Higgins In the last decade, there has been renewed interest in the use of

Analysis of semi-volatile trace metals in basaltic glass by LA-ICP-MS

Creator:: Loewen, Matthew W.
Abstract:: Semi-volatile trace metals (e.g., Cd, Sn, Pb, Zn, Cu, Mo) have been analyzed by using laser ablation ICP-MS in a number of silicate glasses (GSE-1G, GSD-1G, NIST 610, NIST 612, BCR-2G, BHVO-2G). Our work investigates and highlights sources of uncertainty in the analysis of semi-volatile metals using LA-ICP-MS. We identify...
Resource Type:: Masters Thesis
Full Text:: : Adam J.R. Kent Semi-volatile trace metals (e.g., Cd, Sn, Pb, Zn, Cu, Mo) have been analyzed by

Preparation of Tacrolimus-loaded Biodegradable Nanoparticles for Sustained Drug Delivery

Creator:: Kinser, Reid
Abstract:: Tacrolimus is an immunosuppressant drug approved by the FDA for the prevention of organ transplant rejection. However, the use of this drug is hindered by its narrow therapeutic window and extreme insolubility in water. Due to these properties, the currently used tacrolimus preparations must be administered once or twice daily...
Resource Type:: Honors College Thesis
Full Text:: for Sustained Drug Delivery Abstract approved: Adam Alani Tacrolimus is an

Timing of Volcanism in Central Oregon: Dating Tam McArthur Rim Volcano

Creator:: Landoni, Katherine G.
Abstract:: The Tam McArthur Rim is a volcanic center located within the Tumalo Volcanic Field (TVF), approximately 25 km west of Bend, OR. The rim comprises of shallowly dipping bedded sequences of intermediate and silicic flows with minor tephra interbedding capped by a rhyodacite dome. Glacial activity has exposed significant portions...
Resource Type:: Honors College Thesis
Full Text:: Adam Kent The Tam McArthur Rim is a volcanic center located within the Tumalo Volcanic

Spray drying for erythrocyte preservation at room temperature

Creator:: Leu, Hsuan-Yu
Abstract:: Spray drying has been widely used in food science for long-term storage of products such as powdered milk, and it has recently been used for preservation of more temperature sensitive products such as human blood plasma and single-cell organisms. However, there are no previous reports of successful spray drying of...
Resource Type:: Masters Thesis
Full Text:: Temperature Abstract approved: Adam Z. Higgins Spray drying has been widely used in food science for

Magma chamber processes over the past 475,000 years at Mount Hood, Oregon : insights from crystal zoning and crystal size distribution studies

Creator:: Darr, Cristina M.
Abstract:: Several different petrological techniques have been applied to lava flows between 200 to 475,000 years old from Mount Hood, Oregon. Mount Hood is unusual, in comparison to nearby Mount St. Helens and Mount Jefferson, in that it has produced relatively homogeneous lava compositions over 475,000 years. Erupted lavas are mostly...
Resource Type:: Masters Thesis
Full Text:: : Insights From Crystal Zoning and Crystal Size Distribution Studies Abstract approved: Adam J.R

Insights into the Geochemical Evolution of the Youngest Toba Tuff (Sumatra, Indonesia) Magma Chamber Through the Lens of Zircon-hosted Melt Inclusions

Creator:: Lerner, Allan
Abstract:: Supervolcanic eruptions are among the most catastrophic phenomena on Earth, erupting 100s-1000s of cubic kilometers of magma, and producing devastating local effects and global climate perturbations. The largest supervolcanic eruption of the last 28 Ma was the 74 ka Youngest Toba Tuff (YTT) eruption from Sumatra, Indonesia, which erupted 2,800...
Resource Type:: Masters Thesis
Full Text:: : __________________________________________________________________________ Adam J.R. Kent Supervolcanic eruptions are among the most catastrophic phenomena on

Crystal Records of the Origin, Evolution, and Thermal Histories of Magmas

Creator:: Bradshaw, Richard W., 1985-
Abstract:: In volcanic systems, magma is generally stored in the shallow crust prior to eruption. The conditions of this storage directly impact whether the magma eventually erupts, or crystallizes within the crust to form a pluton. In this dissertation I present four studies that investigate the storage conditions of a number...
Resource Type:: Dissertation

Inoculum Reduction Measures to Manage Armillaria Root Disease in a Severely Infected Stand of Ponderosa Pine in South-Central Washington: 35-Year Results

Creator:: Shaw, Charles G., III, Omdal, D. W., Ramsey-Kroll, A., and Roth, L. F.
Abstract:: A stand of ponderosa pine (Pinus ponderosa) severely affected by Armillaria root disease was treated with five different levels of sanitation by root removal to reduce root disease losses in the regenerating stand. Treatments included the following: (1) all trees pushed over by machine, maximum removal of roots by machine...
Resource Type:: Article
Full Text:: Charles G. Shaw III, D.W. Omdal, A. Ramsey-Kroll, and L.F. Roth A stand of ponderosa pine (Pinus

The origin of mid-ocean ridge basalts : insights from trace element contents in anorthite, anorthite-hosted melt inclusions, and ocean core complexes

Creator:: Weinsteiger, Allison B.
Abstract:: The primary goal of this study is to access the processes that alter primary melts after segregation from a mantle source and ultimately form petrologic Layers 2 and 3 of the Ocean Crust. Mineral, melt inclusion, and whole rock chemical compositions are utilized to further the understanding of 1) the...
Resource Type:: Dissertation
Full Text:: : ________________________________________________________________________ Adam J.R. Kent Roger L. Nielsen The primary goal of this study is to access

Controls on eruption style and magma compositions at Mount Hood, Oregon

Creator:: Koleszar, Alison M.
Abstract:: This study is an effort to characterize the magma sources, plumbing system, and eruptive behavior of Mount Hood, a low-explosivity recharge-dominated volcano in the Oregon Cascades. The three manuscripts in this dissertation make use of melt inclusion data, phenocryst compositions, and whole rock petrology and geochemistry to build a schematic...
Resource Type:: Dissertation
Full Text:: : Adam J. R. Kent This study is an effort to characterize the magma sources, plumbing system, and

The Deschutes Formation: evidence of extension-enhanced explosivity in the early High Cascades

Creator:: Pitcher, Bradley W.
Abstract:: The eruptive history of the Quaternary Cascades arc has been relatively well characterized. However, much less is known about the frequency and sizes of explosive eruptions produced by earlier stages of the arc. The Late Neogene Deschutes Formation of Central Oregon preserves a remarkable record of heightened pyroclastic activity during...
Resource Type:: Dissertation
Full Text:: Abstract approved: ______________________________________________________ Adam J.R. Kent The

The economics of carbon sequestration in western Oregon forests

Creator:: Im, Eun Ho
Abstract:: This study considered regional forest policies for sequestering carbon in existing forests in western Oregon. A model of log markets in western Oregon was employed to examine the impacts of forest policy changes on future carbon stock, harvests, and management activities. A carbon tax program, as a mitigation option for...
Resource Type:: Dissertation

Short-term relationship of timber management and Pacific giant salamander populations, and the response of larval stream amphibian to predators under differing sediment levels

Creator:: Leuthold, Niels C.
Abstract:: In the Pacific Northwest, multiple studies have found negative effects of timber harvest on stream amphibians, but the results have been highly variable and region-specific. In this collection of studies, I examined the short term effect of timber harvest using a field study, and used lab work to examine a...
Resource Type:: Dissertation
Full Text:: and Kroll 2009). Several studies have found a negative correlation between timber harvest and stream

Biodiversity Responses in Early Seral Forests of the Klamath-Siskiyou: Comparisons with Birds, Bees, and Ground Beetles among Post-fire, Salvage Logging, and Intensive Forest Management Environments

Creator:: Frank, Graham S.
Abstract:: Early seral forests regenerating from stand-replacing disturbances provide unique habitat for many species in productive, temperate forest landscapes and contribute to supporting biodiversity. Population declines in some species associated with early seral forests have prompted concerns about the conservation of these habitats, particularly the characteristic structural and compositional complexity associated...
Resource Type:: Dissertation
Full Text:: graduate committee (Drs. Matt Betts, AJ Kroll, Jim Rivers, David Bell, Matt Powers) and other co-PIs on

The role of the homeodomain transcription factor Pitx2 in regulating skeletal muscle precursor migration and higher order muscle assembly

Creator:: Campbell, Adam L.
Abstract:: Cells of the ventrolateral dermomyotome delaminate and migrate into the limb buds where they give rise to all muscles of the limbs. The migratory cells proliferate and form myoblasts, which withdraw from the cell cycle to become terminally differentiated myocytes. The regulatory mechanisms that control the later steps of this...
Resource Type:: Dissertation
Full Text:: -AN ABSTRACT OF THE DISSERTATION OF Adam L

Characterization of Baculovirus genes involved in genome replication and processing

Creator:: Vanarsdall, Adam L.
Abstract:: The Baculoviridae comprise a diverse group of occluded DNA viruses that contain large double-stranded DNA genomes of 80 - 180 kb and may encode up to 180 gene products. To understand how baculoviruses replicate and process their genomes and the gene products that are involved in these events, a series...
Resource Type:: Dissertation
Full Text:: in genome replication and processing.doc 2 AN ABSTRACT OF THE THESIS OF Adam L

Investigation of Chain Extension Approaches for the Stereoselective Reagent-Controlled Synthesis of alpha-Heteroatom Substituted Alkyl Boronic Esters

Creator:: Barsamian, Adam L.
Abstract:: Two distinct strategies were explored for the enantioselective synthesis of α-heteroatom substituted alkyl boronic esters by stereoselective reagent-controlled homologation using transient chiral carbenoid reagents CHYMX (Y = heteroatom, X = nucleofuge, M = electrofuge). In the first case, a stereospecific reagent-controlled homologation (sStReCH) approach to α-alkoxyalkylboronates using α-metalated S,O- and...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Adam L. Barsamian for the degree of Doctor of Philosophy in

Mortality threshold for juvenile Chinook salmon (Oncorhynchus tshawytscha) in an epidemiological model of Ceratomyxa shasta

Creator:: Ray, R. Adam
Abstract:: The myxozoan parasite, Ceratomyxa shasta, is the most significant pathogen of juvenile Chinook salmon (Oncorhynchus tshawytscha) in the Klamath River, CA, USA. This parasite requires two hosts - a freshwater polychaete (Manayunkia speciosa) and a salmonid - to complete its life cycle. The complex life cycle and large geographic area...
Resource Type:: Masters Thesis
Full Text:: THESIS OF R. Adam Ray for the degree of Master of Science in Fisheries Science presented on November

Stress induced differential gene expression in the brain of juvenile steelhead trout, (Oncorhynchus Mykiss)

Creator:: Schwindt, Adam R.
Abstract:: Gene expression profiles of tissues and cell-lines can be powerful tools for documenting the genetic response to a particular treatment, such as stressors. However, there is a paucity of information on the genetic stress response in the brain. Therefore, we attempted to profile gene expression in the brain of juvenile...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Adam R. Schwindt for the degree of

Structure and Actuation of Cephalopod-Inspired Soft Robots

Creator:: Olson, Gina M.
Abstract:: Cephalopod-inspired soft robot arms have been studied as a new type of manipulator. These arms have been proposed for reach and grab tasks, underwater locomotion via swimming and walking, and robotic surgery. However, the capabilities of existing soft arms are limited to simple motions and light loads. Arm design has...
Resource Type:: Dissertation
Full Text:: Callen Votzke and Professor Ross L. Hatton. I was also lucky enough to work with four amazing

Skin depth dose response of an ionization chamber and a thermo-luminescent dosimeter system using low energy X-rays

Creator:: Fowler, Adam (Adam James)
Abstract:: The use of Ionization Chambers and Thermo-luminescent dosimeters (TLD's) in the medical field has established a need to determine if the skin depth dose response is comparable between the two detectors. This research will determine if the dose response from an Ionization chamber is comparable to a Thermo-luminescent dosimeter system...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THESIS OF Adam Fowler for

Scaling the Issue of Changing Disturbance Regimes: Implications of Novel Landscape Conditions for Black Stain Root Disease

Creator:: Bouché, Adam J.
Abstract:: Changes to disturbance regimes resulting from shifts in forest management practices have created novel landscape conditions in the Pacific Northwest (PNW). I analyzed the implications of changes to landscape conditions caused by forest management for the spread of a native root disease: black stain root disease (BSRD) of Douglas-fir. BSRD...
Resource Type:: Masters Thesis
Full Text:: ABSTRACT OF THE THESIS OF Adam J. Bouché for the degree of Master of Science in Forest Ecosystems and

Environmental effects on heartwood extractive content and their consequences for natural durability in Douglas-fir and western redcedar

Creator:: Taylor, Adam McVaugh, 1969-
Abstract:: Heartwood can have properties that are distinct from sapwood, including resistance to insect and microbial attack. Despite the practical importance of heartwood formation in trees, a review of the literature revealed that little was known about the effects of environmental factors on heartwood quality or how variations in heartwood properties...
Resource Type:: Dissertation
Full Text:: DURABILITY: A REVIEW Adam M. Taylor Barbara L. Gartner Jeffrey J. Morrell Wood and Fiber Science One

Petrology and geochemistry of the Emigrant Pass volcanics, Nevada : implications for a magmatic-hydrothermal origin of the Carlin gold deposits

Creator:: Johnson, Curtis L.
Abstract:: The Emigrant Pass volcanics (EPV) are a 38.3 to 36.4 Ma calc-alkaline volcanic center that erupted andesite and dacite, and a late series of felsic dikes along the south flank of the Carlin gold district in north-central Nevada. The EPV includes dacite and rhyolite porphyry dikes indistinguishable from porphyry dikes...
Resource Type:: Masters Thesis
Full Text:: , Nevada AN ABSTRACT OF THE THESIS OF Curtis L. Johnson for the degree of Master of Science in

Snow Peak, OR: late Miocene to early Pliocene volcanism in the central Cascadia forearc

Creator:: Hatfield, Ashley K.
Abstract:: Snow Peak is a voluminous shield volcano located ~50 km west of the axis of the modern Cascade arc. A previously published K-Ar age estimate indicates that the Snow Peak lavas are ~3 Ma. Subsequently, the preliminary research framework for studying the Snow Peak lavas focused on constraining the petrogenesis...
Resource Type:: Masters Thesis
Full Text:: Abstract approved: Roger L. Nielsen Snow Peak is a voluminous shield volcano located ~50 km

Ecology and applications of cutaneous mechanisms of resistance to amphibian chytridiomycosis

Creator:: Nebergall, Emily E.
Abstract:: Amphibian biodiversity is in rapid global decline, due in part to the fungal disease chytridiomycosis, caused by Batrachochytrium dendrobatidis (Bd). Susceptibility to Bd and chytridiomycosis varies between species and populations. Skin peptides and symbiotic skin bacteria appear to be important mechanisms of Bd resistance. However, not much is known about...
Resource Type:: Masters Thesis
Full Text:: : Jerri L. Bartholomew Amphibian biodiversity is in rapid global decline, due in part to the fungal

The role of subduction fluids in generating compositionally diverse basalts in the Cascadia subduction zone

Creator:: Rowe, Michael C.
Abstract:: The primary goal of this study is to assess the impact of a subduction component added to the mantle wedge beneath the Oregon Cascades to the composition and fO2 of primitive Cascade basalts. Olivine-hosted melt inclusions from compositionally diverse basalts across the Cascade arc (~100 km) are utilized in an...
Resource Type:: Dissertation

Investigation of the Effect of Pulsed Direct Current on Methane Conversion and Reforming in a Point-to-Point Plasma Discharge Microreactor

Creator:: Shareghi, Adam E. L.
Abstract:: Stranded natural gas and biogas comprise a vast energy resource that is mostly wasted via flaring. This represents an opportunity to investigate novel ways to harness this resource. Nonthermal plasmas consist of excited electrons, ions and neutral atoms/molecules that have the ability to disrupt chemical bonds at ambient temperatures and...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Adam Shareghi for the

The potential influence of database configuration on the derivation of trace element partitioning expressions for clinopyroxene

Creator:: Cunningham, Jennifer L.
Abstract:: Decades of experimental work has illustrated the high degree to which the partitioning of most elements is dependent on phase composition, temperature and pressure. In order to quantitatively describe clinopyroxene partitioning it is required to derive expressions using theoretical constraints calibrated with experimental data. The experimental database available for such...
Resource Type:: Honors College Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Jennifer L. Cunningham for

An econometric analysis of output supply and input demand in the Oregon softwood lumber and plywood industries

Creator:: Guerrero Ochoa, Isabel G.
Abstract:: The present study employs a normalized restricted quadratic profit function approach to estimate lumber and plywood supply and Marshallian factor demand elasticities for four region-product combinations in Oregon for the period 1970-2010. The four log demand functions will be employed as the "demand side" of the log market model of...
Resource Type:: Capstone Project
Full Text:: ) eij = βij [(pj/ppi)/xi] , for i,j = output (o), log (w), labor(l) Values were

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