The objective of this study was to determine the relative speeds
of available medical x-ray films exposed directly to x-rays and exposed
in combination with various types of intensifying screens. The
information obtained from this sensitometric data was used to obtain
factors by which a radiographic exposure technique with one...
An airgun refraction line along the length of the caldera of Axial Seamount as
recorded by three Ocean Bottom Seismometers has been analyzed using the tau-zeta
inversion technique (Dorman and Jacobson, 1981). Five resulting velocity profiles
show that the seismic velocities of the upper 1.4 km of the crust are...
Escherichia coli double-strand uracil-DNA glycosylase (Dug) was purified to apparent homogeneity from bacteria that were defective in uracil-DNA glycosylase (Ung). After cloning the dug gene, recombinant Dug was overexpressed, purified, and characterized with respect to activity, substrate specificity, product DNA binding, and mechanism of action. Purified Dug excised both uracil...
Two experiments were conducted to study the efficacy
of feeding lasalocid to cattle on pasture on a three times
weekly basis. In experiment 1, 72 crossbred yearling
steers were stratified across a randomized block design of
12 pens including three replications of four treatments.
Treatments consisted of: (1) .45 kg...
There is substantial interest in the application of mindfulness in counseling and psychotherapy. The appeal of mindfulness training and mindfulness-based interventions has increased as research continues to demonstrate benefits. Mindfulness practice has not only been effective in clinical applications with clients, but has also been conceptualized as beneficial for counselors...
Forty-two fall-calving crossbred cows were equally
allotted to six pens of seven cow-calf pairs each. Two
treatments (0 and 200 mg lasalocid/head/day) with three
replications were used to determine the effects of
lasalocid on fall-calving beef cows. The cows were fed
grass hay, haylage and pasture ad libitum. The cow-calf...
The Gorda Basin is a young oceanic plate which comes in direct
contact with the convergent margin of western North America. Two long
sonobuoy refraction profiles crossing the basin provide nearly continuous
data for computing the velocity structure of the crust and adjacent
continental slope. Time-term analysis utilizing multiple receivers...
The seismicity at the northern section of the Gorda Ridge has been
studied with Ocean Bottom Seismographs. Nearly one hundred earthquakes
were located with RMS travel time residuals less than 0.5 seconds.
Most of these events lie within or near the array and they are probably
associated with the dynamics...
Crustal and upper mantle structures in the West Philippine Basin,
along 17-18°N, have been determined using explosions as sources and
ocean bottom seismometers to measure refracted compressional waves.
Seismic refraction profiles out to nearly 500 km were completed.
Shallow structure was measured using small shots, 1-240 lbs., and
the deeper...
This study modified certain existing techniques used in the
determination of the radiation exposure to various anatomical structures
of the gastro-intestinal tract during fluoroscopic examinations.
Monitoring films were attached directly to the patient during the
routine upper gastro-intestinal examination, instead of placing the
films on the panel of the fluoroscope....
From the time when fluoroscopic screens were first used there
have been scattered references to reduction in their light output due
to age, use, etc. References are scarce and usually devoid of
quantitative data. A long-range program has been set up in an effort
to arrive at some meaningful information....
At the time of this study 19 states have entered into agreements, one state agreement is pending and one state has submitted its proposal for entering into an agreement with the Atomic Energy Commission for the purpose of assuming regulatory authority over (1) byproduct, (2) source and (3) special nuclear...
A design for an x-ray machine to be used as a visual aid for the
instruction of x-ray theory and x-ray machine operation has been
presented. From this design an x-ray machine was constructed and
tested.
Components used in an x-ray machine have been divided in
to three sections; a...
School counseling site supervisors provide a critical contribution to the professional
development of master's program school counseling interns; however, their training
needs remain unidentified in the literature. To that end, the purpose of this quantitative
study was to explore the training needs of site supervisors of master's program school
counseling...
:
________________________________________________________________________
Dr. Dale-Elizabeth Pehrsson
School counseling site supervisors provide a critical
A method is presented for enlarging read-outs from a Victoreen
Model 575 Radocon, an ionization chamber type of radiation survey
instrument. The read-out enlargement is accomplished by taking the
signal across the Radocon indicating meter, amplifying it, and using
the amplified signal to drive a projection meter. The face and...
Energy dependence, angular dependence, and linearity of response
to exposure levels were studied for the thermoluminescent
dosimeter used in an environmental monitoring network. The dosimeter
consisted of a manganese activated calcium fluoride phosphor (Ca F₂:
Mn) bonded to a helical heating element and encapsulated in a gas filled
glass tube....
The X-ray dose absorbed in soft tissue located near plane
bone interfaces and in parallel-slab bone cavities was measured
experimentally with a polyethylene-film dosimeter.
The dose absorbed in soft tissue adjacent to plane bone interfaces
was measured by placing a 12.7 micron film of polyethylene,
upon which were deposited graphite...
Seismic properties (P, S velocities and Poisson's ratio) of
young (0.75 m.y.) and mature (110 m.y.) oceanic crust are obtained
by studying explosive refraction data collected in the Pacific Ocean
using ocean bottom and downhole seismometers. A comparison of the
results for the two regions indicates that the upper crustal...
We have determined the seismic crustal structure of the
northern part of the Gorda Ridge using signals generated by
explosive charges and recorded on Ocean Bottom Seismometers. The
shot pattern forms two parallel lines, one on the east flank and the
other along the median valley. Inversion of the travel...
This dissertation presents the Graham Model of Bibliosupervision (GMB). The purpose
of this study is to examine the efficacy of the GMB and its influence on the supervisory
working alliance. Specifically this study examines the effectiveness of a non-linear
approach to counselor supervision that employs children’s literature as part of...
Suicide is currently the third leading cause of death for adolescents ages 15- 24. While much attention has been given to this topic, no research has examined what specific information is being taught to pre-service school counselors. The purpose of this descriptive study was to evaluate the pre-service suicide prevention...
This study was designed to assess the effects of approval seeking motivation and social cost upon conformity to group norms which were inconsistent with personal values. Utilizing the Asch conformity paradigm, 321 subjects were exposed to a group opinion which was contradictory to one of their personal values. The results...
Crop development models are commonly used in research.
However, their use as crop management tools for growers is
rare. Decision support systems (DSS), which combine crop
models with expert systems, are being developed to provide
management assistance to growers. Researchers at Oregon
State University are in the process of developing...
Stand establishment plays a significant role in the development
and yield of winter wheat (Triticum aestivum L.). Availability of
soil moisture to the germinating seed is one of the most critical
factors affecting stand establishment. Water injection is a method
of applying supplemental moisture to the soil in direct contact...
Voltage calibration methods used with X-ray tubes are either
electrical procedures requiring direct electrical connection or
ionization techniques which require no electrical connection to the
generating system. One major restriction on the use of electrical
methods for measuring the voltage applied to X-ray tubes is that
special electrical adaptors are...
An understanding of the effect of environment on
phyllochron (degree-days between two successive leaves) is
necessary to model cereal crop canopy growth. This study
was designed to investigate the relationships of phyllochron
to temperatures and daylengths in winter wheat (Triticum
aestivum L.) and spring barley (Hordeum vulgare L.). A
series...
Public lands in the Pacific Northwest are managed for multiple uses including timber production, recreation and aesthetic value, maintaining wildlife habitat, conserving native species, and carbon storage. Wildfires impact large areas encompassing broad environmental conditions. Interactions among underlying environmental gradients and alteration of overstory competition by fire of varying severities...
Several generations of Oregonians carry memories of a series of forest fires so sweeping that they spurred an entire state into action. These fires created what was for a long time called the "Tillamook Burn" -- a wide swath of devastation cut through old growth forests in the Coast Range....
Published October 1946. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
β-lactoglobulin (β-Lg), bovine serum albumin (BSA), α-lactalbumin
(α-Lac), and β-casein were adsorbed onto
silanized silica surfaces of low and high hydrophobicity
for 8 h, and β-Lg and BSA for 1 h. The surfaces were
incubated in buffer for 0, 5, 10, or 15 h and then contacted
with Listeria monocytogenes...
This study evaluates the Earth Resources Technology Satellite-
One (ERTS-1) multispectral scanner (MSS) as a means of predicting
lacustrine trophic state and the magnitude of selected trophic state
indicators.
Numerical classificatory methods are employed to ascertain the
trophic character of 100 lakes in Minnesota, Wisconsin, Michigan,
and New York using...
A Land Evaluation and Site Assessment (LESA) Model was
developed for the forested soils of Lane County, in western Oregon,
based on soil potential ratings and indexes of parcel size and
adjacent and surrounding land use conflict. Lane County's economy
is heavily dependent on resource production uses of land for...
The purpose of the study was to investigate practical guidelines based on empirical evidence for effective website design, including both home page and product pages. This research consists of two consecutive empirical studies. Study 1 was one factor (home page design: image- vs. text-oriented home page) between-subjects design with two...
The contributions of Korean immigrant-owned fashion companies (KIOFCs) are increasing in the U.S. fashion industry. This study explored more deeply how KIOFCs can obtain competitiveness in the fiercely competitive fashion market. Specifically, this study 1) described the prominent characteristics of KIOFCs in the Los Angeles area, 2) investigated the multidimensional...
The US bridal industry has grown over the last 80 years to become a multibillion
dollar industry. Surprisingly, little research has been conducted concerning
the consumer behavior of brides. The bride is in a situation where purchase
decisions need to be made. She has many things she will purchase over...
he purpose of this project was to develop a scale to measure sustainable apparel consumption. This study used concept analysis to identify attributes of sustainable apparel consumption. Within an academic online database, a search for articles containing "sustainable consumption" in their titles was performed. Within each article, the attributes associated...
The increasing popularity of catalog shopping has prompted many retailers to enter the market. Consequently, competition among catalog retailers has escalated. To maintain or expand their customer bases, catalog retailers must now find better ways to serve consumers. Many consumers are apprehensive to shop for apparel via catalog because they...
Published May 1964. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Multiple linear regression was used to develop equations for 12-,
24-, and 36-hour surface wind forecasts for the wind energy site at
Goodnoe Hills. Equations were derived separately for warm and cool
seasons. The potential predictors included LFM II model output, MOS
surface wind forecasts extrapolated from surrounding stations, pressure...
This ethnographic study describes the patterns of decorating in the study rooms of university sorority women. The primary method of data were collection was by means of interviews with sorority members. Observations and photographs of the study rooms of these members supplemented the interviews and provided validation for categorization purposes....
The purpose of this study was to determine how the popular writer Wilkie Collins used dress and appearance to bring to light concerns about mental illness in his 1859-60 sensation novel The Woman in White. The method of narrative analysis was used to complete this study. Data sheets were developed...
Globally, it is estimated that over 2,518,200 tons of hides and skins were exported in the year 2011 alone, with an estimated world production yield of 23 billion square feet of finished leather (FA0, 2011; Mwinyihija, 2011). While some manufacturers have adopted eco-friendly production methods, most tanneries still practice the...
Working conditions in the international garment industry have long been a concern and a process to assess and certify fair trade practices was developed as a means by which to improve those conditions. Standards for fair trade apparel include safe working conditions, fair wages, compliance with laws, and reduced environmental...
Previous investigation showed that 20 mg/kg BCNU
caused inhibition of sulfobromophthalein (BSP) excretion
and inhibited bile salt independent bile flow (BSIF) in
rats by 48 h after treatment (Hoyt, 1984).
The present investigation demonstrated that BCNU
inhibited the canalicular step in the excretion of BSP.
This was indicated by the...
A study was initiated in 1961 to characterize seral plant
communities in a part of the Cedar Creek drainage in the Tillamook
Burn. Stratification of vegetation into ecological units was a necessary
first step in conifer-animal damage studies supported by the
Oregon State Game Commission.
Reconnaissance information was recorded in...
The objective of this study was to quantify the amounts of
logging residues that are added to mountain stream channels as a
result of timber falling - logging procedures, and to evaluate
these procedures with respect to both ecologic and economic
considerations. Three falling - logging treatments were observed:
Conventional...
The purpose of this dissertation study was to increase understanding of licensed mental health professionals' experiences as they have encountered and navigated through compassion fatigue (CF). CF is a complex construct with an attendant constellation of secondary stress responses. In order to examine the complex and varying factors associated with...
While the d⁰ transition-metal POMs of Group V (V⁵⁺, Nb⁵⁺, Ta⁵⁺) and Group VI (Mo⁶⁺, W⁶⁺) have been known for more than a century, the actinyl peroxide POMs, specifically those built of uranyl triperoxide or uranyl dihydroxidediperoxide polyhedra, were only realized within the last decade. While virtually every metal on...
The purpose of the present study was to investigate the moderating role of hedonic shopping value in shopping experience satisfaction in the context of clothing shopping. Hedonic shopping value is an emotional and hedonic appreciation of shopping. According to the existing literature, consumers' hedonic shopping value is associated with several...
This study was to develop and evaluate a shirt pattern for a wheelchair tennis player to improve comfort using reducing garment strain using a CAD program. For that, seven body movements related to garment strain during play were analyzed. In order to develop a pattern, a morphological matrix was used...
:
_____________________________________________________________________
Leslie Davis Burns Kathy K. Mullet
This study was to develop and evaluate a shirt
Changing demographics and lifestyles in Thailand are eroding traditional patterns of family support for the elderly. Caring for the elderly within the family structure is no longer assured. However, the concept of living in retirement housing is unfamiliar to most senior Thai citizens. The purpose of this study was to...
The purpose of this study was to develop a slow fashion design model using the house of quality model (HOQ) to provide designers an opportunity to improve the overall sustainability of an apparel product. Slow fashion is based on the slow food movement that supports the consumption of food that...
The purpose of the present study was to determine consumer perceptions of apparel products in Internet shopping. According to the existing literature, four categories of perceptions play primary roles for apparel shopping consumer decisions: apparel appearance, apparel comfort, fabric characteristics, and apparel fit. The present study aimed to observe how...
Steroid carbenes have been investigated as synthetic intermediates.
Basic decomposition of 4-en-3-one tosylhydrazones (and
other A-ring systems) gives varying amounts of 2, 4-dienes, and
solvent derived products with diglyme, heptane, tetrachloroethylene,
carbon tetrachloride, benzene and cyclohexene. A method for
separating complex product mixtures was developed and a study of
the...
The 3-cyclohexenyl carbinyl carbene species was formed by the
thermal decomposition of the p-toluenesulfonylhydrazone sodium
salt and by oxidation of the hydrazone. Several oxidizing agents
were studied. The products were investigated under aprotic and
protic conditions and at various temperatures. The diazocompound
was formed as an intermediate and found to...
The marine vibrio ANT-500 is a typical psychrophile. The
growth range of the bacterium at 35‰ S is from a maximum growth
temperature of 13.5 C to a minimum growth temperature of -2.5 C
or less with the optimum near 7 C. The bacterium elaborates its
chitinase enzymes between the...
This study includes an analytical solution to the wave-current
barrier interaction problem and large scale experiments to validate the
theory.
The boundary value problem is solved mathematically by characterizing
the flow field and barrier motion separately, then coupling
the relationships with the appropriate kinematic and dynamic boundary
conditions.
The flow...
Three provisional species are described as new: Leucogaster
couchii, L. gelatinosus, and L. microsporus. Leucophlebs candida
is transferred to Leucogastef, completing the transfer of all
Leucophlebs species to Leucogaster. L. columellatus is transferred
to Sclerogaster. L. longisterigmatus is synonymized with
L. rubescens, L. foveolatus with L. odoratus, and L. fulvimaculatus...
Experiments were carried out to study the movement of water and
halide anions in perched water tables or saturated zones in the soil
and upper rock mantle of eight different experimental sites located
on low hills near the western border of the Willamette Valley. At each
site the experimental procedure...
Field studies were conducted in 1975 and 1976 to evaluate
sequential sampling plans for the redbacked cutworm, Euxoa
ochrogaster (Guenee), in Oregon peppermint. Sequential sampling
resulted in reliable decisions concerning whether or not cutworm
densities were high enough to justify treatment with insecticides.
The use of sequential sampling reduced the...
The purposes of the research presented in this thesis were
to: (l) assess the nutritional status of vegetarian and nonvegetarian
Seventh-day Adventists (SDA), non-SDA non-vegetarians,
and non-vegetarian hormone dependent cancer subjects; (2) determine
the relationship of various blood and urinary biochemical
parameters to dietary intake; (3) determine hormonal status in...
Relatively simple methods are developed for obtaining discreet
orientation characterization of preferred orientation from x-ray
diffraction-determined pole figure data. It is demonstrated how this
information, along with the single crystal elastic constants, can be
used to calculate Young's modulus as a function of sheet direction.
Computer programs are developed for...
An F₁ population resulting from mating pygmy and normal goats (local commercial breeds) was crossed to give an F₂ population. Analysis of wither height and body weight indicated that the F₂ population was intermediate between the parental types (pygmy and normal) with little overlap of phenotypic values for body size...
BCNU caused severe cholestasis in rats after a single intraperitoneal injection. The cholestasis was characterized by a selective reduction of the bile salt independent bile flow to 11% of control. Decreased food or water consumption by the treated rats apparently did not contribute to cholestasis. Measurements of plasma Na⁺ and...
Numerous attempts have been made to identify the flavor
compounds in Blue cheese, however, duplication of Blue cheese
flavor has not yet been accomplished. Therefore, it was desirable
to make a qualitative and quantitative investigation of Blue
cheese flavor compounds and to study the effect of certain microorganisms
on Blue...
A laboratory investigation was undertaken to evaluate the effect
of lateral spacing and lateral diameter on the flow characteristics of
a three dimensional blowing manifold.
The model used in the experimental work was constructed of
clear cast acrylic pipe, five inches in diameter. Laterals of two and
four inch diameter,...
The major purpose of this research was to study the in-service
programs for community college vocational instructors, and develop
guidelines for a cooperative work experience approach to in-service
staff development.
The specific objectives of the study were:
(1) To develop a research instrument capable of measuring the
agreement relative to...
Sorting is one of the more computationally intensive tasks a computer performs. One of the most effective ways to speed up the task of sorting is by using parallel algorithms. When implementing a parallel algorithm, the designer has to make several decisions. Among the decisions are the algorithm and the...
This thesis presents a table of dependent, mixed variables
and attributes double sampling plans, where the standard deviation
of the quality characteristic is assumed to be known, and the acceptance
number is zero for the attributes portion of the plans.
The table gives sampling plans for ten ranges of lot...
Purpose of the Study: The purpose of the study was to determine whether multidimensional scaling analysis could be applied to a set of perceived attitude relationships of selected community college personnel. The questions to be answered were: 1. Could perceived attitude relationships regarding the concepts of academic freedom, academic rank,...
Cartographic generalization results In locational Inaccuracies of the
generalized feature. The cartographer expresses the amount of generalization
and the locational inaccuracy of the feature through map design and choice of
map scale. This information is often lost when the map is digitized. In the environment
of geographic Information systems, the...
Escherichia coli K12, UC41 (an auxotroph) and UC175 (a wild type)
were used to determine possible relationships between binding, uptake,
and respiration and minimum growth temperature.
Both E. coli strains had a minimum growth temperature of 8.0 C in
glucose minimal medium when cells were previously grown at 15 C....