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  • Shocks and Awe : Damping Selection in Racecars to Maximize Grip

    Creator:
    Takaro, Trevor M. F.
    Abstract:
    This thesis covers the use of a quarter car model to select damping rates for aFormula Student (FS) car, focusing on minimizing vertical tire force variation to improvegrip. A 2 degree of freedom (DOF) quarter car model is cycled over the road frequenciesof interest and the results compared with the...
    Resource Type:
    Masters Thesis
    Full Text:
    the use of a quarter car model to select damping rates for a Formula Student (FS) car, focusing on

  • Bacteria die-off in stream sediments

    Creator:
    Sherer, Brett Micheal
    Abstract:
    The purpose of this study was to evaluate the impact sediment has on the survival of bacteria in a typical rangeland stream. This information is an important component in determining a time integrated prediction of bacterial numbers in the stream sediment and overlying water. Bacterial survival in stream is a...
    Resource Type:
    Masters Thesis
    Full Text:
    . Sediment samples were combined by weight with fresh bovine feces at 250:1, 20:1, and 6.67:1 ratios

  • The effects of radiolysis and hydrolysis on the stability of extraction systems for minor actinides

    Creator:
    Wade, Emily C.
    Abstract:
    Industrial reprocessing of irradiated nuclear fuel (INF) is one of the most complex procedures performed on a large scale; the process is intricate due to the mix of radionuclides present in INF. As a global trend for nuclear power and reprocessing continues, research is geared toward optimizing the extraction of...
    Resource Type:
    Masters Thesis
    Full Text:
    phenyltrifluoromethyl sulfonate (FS-13). The solution extracts both fission products and actinides. However, this

  • A force plate for measuring contact forces during dependent transfers onboard aircraft

    Creator:
    Schafer, Christopher A.
    Abstract:
    The transfer of air travelers with disabilities between a mobility aid and an aircraft seat is a major source of injury for both the travelers and the airline personnel assisting in the transfer. The risk to both parties might be reduced through the biomechanical study of the transfer task. Such...
    Resource Type:
    Masters Thesis
    Full Text:
    protect them from damage. Testing of the force plate found a normal force magnitude accuracy of 0.19 %FS

  • A Permanent-Magnet Linear Generator Wave Energy Converter for Low Power Ocean Sensors

    Creator:
    Miles, Lillian F.
    Abstract:
    Renewable energy sources are becoming increasingly important due to their low environmental impact and limitless nature. This thesis explores the design of a 250 mW permanent magnet linear generator wave energy converter to power ocean sensors. While many wave energy converters exist, this is a unique application because the wave...
    Resource Type:
    Masters Thesis
    Full Text:
    their low environmental impact and limitless nature. This thesis explores the design of a 250 mW

  • Holocene accumulation rates of pelagic sediment components in the Panama Basin, Eastern Equatorial Pacific

    Creator:
    Swift, Stephen Atherton
    Abstract:
    Holocene bulk sediment and component accumulation rates were measured in twenty-eight piston and gravity cores taken from the floor of the western Panama Basin and on the surrounding ridges. Radiocarbon ages and oxygen isotope curves provided Holocene age control in nine cores. Time datums in nineteen other cores were inferred...
    Resource Type:
    Masters Thesis
    Full Text:
    rates at equal depths are generally lower within 250 km of the edge of the continental shelf. Below

  • Behavior of a 1/6th scale, two-story, wood framed residential structure under surge wave loading

    Creator:
    Wilson, Jebediah
    Abstract:
    The goal of this study was to develop an understanding of the nature of surge wave loading on wood framed residential structures for a variety of building configurations and test conditions. The objectives of the study were: (1) to measure forces on a 1/6th scale wood framed residential structure, (2)...
    Resource Type:
    Masters Thesis
    Full Text:
    of Honolulu Building Code. FS = 4.5·ρ·g·h2 (3) Comparing predicted/measured force data with

  • An investigation into the role of spatial variability on liquefaction consequence severity

    Creator:
    Cary, John R.
    Abstract:
    During the Canterbury Earthquake Sequence (CES) in Christchurch, NZ, an estimated $15B in damages occurred due to liquefaction-induced phenomena, illustrating the importance of understanding site-specific responses to seismic ground motions, as well the importance of accurately predicting liquefaction severity. One potential method for improving the understanding of how a site...
    Resource Type:
    Masters Thesis
    Full Text:
    and thin-layer corrected CPT measurements (qt and fs) to develop random field model (RFM

  • Inotropic and Chronotropic Effects of Sotalol in Healthy Dogs

    Creator:
    Treseder, Julia R.
    Abstract:
    Sotalol is a class III anti-arrhythmic drug with class II properties that is commonly used in the treatment of ventricular tachyarrhythmias in dogs. The anti-arrhythmic effects of sotalol are mediated by an increase in action potential duration and prolongation of atrial and ventricular repolarization via antagonism of the delayed rectifier...
    Resource Type:
    Masters Thesis
    Full Text:
    #preMtreatment#(215#±#13#bpm).# Fractional#shortening#(FS)#using#twoMdimensional#(2D)#and#MMmode#(MM

  • Reconstructing northern Alaska : crustal-scale evolution of the central Brooks Range

    Creator:
    Williams, Jonathan D.
    Abstract:
    Kinematic tectonic models constrained by Airy isostatic equilibrium demonstrate the crustal-scale evolution of the Brooks Range during ocean basin closure, arc-continent collision, and exhumation of the orogen. The Bouguer gravity anomaly low that develops across the orogen is related by wavelength to the amount of shortening during collision, and by...
    Resource Type:
    Masters Thesis
    Full Text:
    with sedimentary cover 250 km wide. Two distinct periods of convergence and unroo:fing are

  • Deformation imaging

    Creator:
    Margiocco, Marco L.
    Abstract:
    Recent developments in the field of clinical echocardiography allow the ultrasonographer to objectively quantify both regional and global myocardial function. Regional deformation (Strain) and deformation rate (Strain Rate) are novel indices of ventricular function that can be estimated non-invasively by ultrasonographic interrogation of the heart. Deformation Imaging (DI)represents a family...
    Resource Type:
    Masters Thesis
    Full Text:
    - matched group. DI values in group 1 dogs, but not the traditional indices FS and EF, were significantly

  • Simulaton of a solar heating and cooling system with experimental evaluation

    Creator:
    Layton, William Clifford
    Abstract:
    This thesis is concerned with simulating two forms of energy retrieval. Standard computer programs are routinely used to simulate such energy systems. However, the accuracy of these simulations is not well documented. The main objective of the work presented here is to evaluate the validity of this type of simulation...
    Resource Type:
    Masters Thesis
    Full Text:
    collection of solar energy to provide heated water, and (ii) the utilization of waste heat from a 250 MVA

  • Monoclonal antibodies against P-1059 strain of Pasteurella Multocida

    Creator:
    Khosraviani, Mehraban
    Abstract:
    Monoclonal antibodies were developed against serotype 3, P-1059 strain of Pasteurella multocida. Enzyme-linked immunosorbent assays (ELISA) were used to detect antibodies in supernatants of hybridoma cells to either a surface protective (2.5 S) antigen prepared from a 2.5% saline extract or lipopolysaccharide (LPS) prepared by the phenol-water method. Forty two...
    Resource Type:
    Masters Thesis
    Full Text:
    in the Western blot after Proteinase K (250 pg/100 ml) treatment of the 2.5 S antigen, whereas

  • Nitrogen management and variety selection for dryland production of hard red winter wheat in northeastern Oregon

    Creator:
    Jepsen, Daniel R.
    Abstract:
    Proper nitrogen (N) management and variety selection are important for profitable hard red winter (HRW) wheat production in the dryland growing regions of northeastern Oregon. In these dryland systems, N management for grain yield and grain protein concentration (GPC) is challenging due to climatic and year-to-year variation in production environments....
    Resource Type:
    Masters Thesis
    Full Text:
    Lexington and Arlington, Oregon were in a low precipitation (250-300 mm) zone. Study sites were minimally

  • Tall fescue growth and nitrogen uptake as influenced by non-thermal residue management

    Creator:
    Qureshi, Maqsood Hassan
    Resource Type:
    Masters Thesis
    Full Text:
    air dried and ground to pass 2mm sieve. Twenty grams of soil were placed into 250 mL extracting

  • A preliminary investigation of the spotted owl in Oregon

    Creator:
    Forsman, Eric D.
    Abstract:
    Between 1970 and 1974, data were collected on the distribution and biology of the spotted owl (Strix occidentalis) in Oregon. One-hundred and sixteen pairs and seven single birds were located. Spotted owls occurred throughout the mountains of western Oregon and on the east slope of the Cascade Range at least...
    Resource Type:
    Masters Thesis
    Full Text:
    broods checked in late August, 5 were within 160 meters of their nests, 5 were 170-250 meters from

  • Reproductive biology of the brooding Antarctic lamellibranch Kidderia subquadratum Pelseneer

    Creator:
    Shabica, Stephen V.
    Abstract:
    The reproductive biology of Kidderia (Kidderia) subquadratum (Pelseneer, 1903) was studied from collections which were made at Palmer Station, Antarctica during 1970 and 1971. Kidderia subquadratum is a small lamellibranch (the largest observed was 6.8 mm long) found on rocky substrates in the intertidal and subtidal zones of the Antarctic...
    Resource Type:
    Masters Thesis
    Full Text:
    female. The larger females contain the greater numbers of embryos. From one to 250 embryos were

  • Influence of Uncertainties in Terrestrial Laser Scanning on Structural Reliability and Bridge Load Rating

    Creator:
    Loving, Carly K.
    Abstract:
    To ensure the safety of the nation’s bridges, the National Bridge Inspection Standards (NBIS) require all bridges to undergo routine load rating analyses to assess their structural capacity. Accurate geometric information for each structure is necessary for load rating analyses. This information is typically ascertained from as-built plans. Still, when...
    Resource Type:
    Masters Thesis

  • Mechanisms of hop resistance to the twospotted spider mite (Tetranychus urticae Koch)

    Creator:
    Peters, Kay Myra
    Abstract:
    Hop varieties were compared under field and greenhouse conditions to determine their relative susceptibility to the twospotted spider mite, Tetranychus urticac Koch. A fertility schedule was prepared for mites on resistant and susceptible varieties, and tests were conducted to compare sex ratio, oviposition rate, survival rate, and developmental rate of...
    Resource Type:
    Masters Thesis

  • Investigating Low-Frequency Vibrations in Condensed Matter Using Time-Resolved Third-Harmonic Generation Spectroscopy

    Creator:
    Wang, Liang
    Abstract:
    In this thesis, I present a new method we developed to study low frequency (< 700 cm⁻¹) vibrational dynamics: Time-resolved third-harmonic generation (TRTHG) spectroscopy. Among a variety of vibrational spectroscopy techniques, TRTHG differentiates itself with robustness, versatility, and simplicity. In TRTHG experiment, that involves only two ultrashort laser pulses, the...
    Resource Type:
    Masters Thesis
    Full Text:
    ......................................................................................................................................29 4.2 Normalized spectra of the newly generated THG and CFWM sidebands using two intense fs

  • A model to predict the bacterial quality of a rangeland stream

    Creator:
    Biskie, Howard A
    Abstract:
    Grazing cattle usually have access to streams as a source of drinking water. A model was developed for the personal computer to predict the bacterial quality of these streams. The model estimates the number of organisms that enter the stream by the direct deposit of feces and by runoff from...
    Resource Type:
    Masters Thesis
    Full Text:
    results compared to FS water quality values listed in Johnson et al. (1978). 100 Model results compared

  • Finite element based rotor design optimization for the brushless doubly-fed machine

    Creator:
    Salim, Mohamed Ali, 1968-
    Abstract:
    Brushless Doubly-Fed Machines have potential benefits in variable speed generation and adjustable speed drive applications by combining a robust machine structure with a reduced power converter rating. While recent work has demonstrated feasibility, steady-state performance has not been optimized. The nature of doubly-fed operation causes rotor currents of varying, relatively...
    Resource Type:
    Masters Thesis
    Full Text:
    cross- 2.1 1.6- 1.50 5:1 160 150 260 250 Vertical Middle Bar Dist. (3013mm) fs=5Hz 4.- - fs=30Hz

  • Implementing best management practices in small commercial and non-commercial animal enterprises

    Creator:
    Godwin, Derek C.
    Abstract:
    Small commercial and non-commercial animal enterprises (SCAEs) raise a few beef cows, horses, pigs, sheep, poultry, and other animals on a few acres. These enterprises are often located in suburban areas of watersheds and show potential for degrading water quality through to increased bacterial, nitrogen, and phosphorus concentrations. SCAEs implement...
    Resource Type:
    Masters Thesis
    Full Text:
    Basin. 75 7.1 30 Day accumulations of fecal coliforms (FC), fecal streptococci (FS), nitrogen (N), and

  • Experimental verification of a mismatch-shaping DAC

    Creator:
    Hudson, William Forrest, 1971-
    Abstract:
    Delta-sigma data converters have gained popularity in both analog-to-digital and digital-to-analog converters (ADCs and DACs) due to their simplicity, high linearity and immunity to many analog circuit imperfections. These data converters include features such as oversampling, noise-shaping, and (historically) single-bit quantization. Single-bit converters are preferred for their inherent linearity. This...
    Resource Type:
    Masters Thesis
    Full Text:
    kHz. 44 4.13 Measured data- Spectra for fs = 250 kHz. 45 4.14 Measured data- Spectra for fs = 500

  • Simplified stability assessment for low volume road cut and fill slopes

    Creator:
    Pratt, Randy C.
    Abstract:
    Many miles of roads are built in the Pacific Northwest Forests to provide access for logging and fire protection. Logging roads often cross steep mountainous terrain. Logging roads and the associated cut and fill slopes represent a discontinuity in the natural stress state in the soil mantle. These conditions result...
    Resource Type:
    Masters Thesis
    Full Text:
    Safety with Inclined Bedrock and Top Slope 97 2C Comparison of FS Between SSTAB1 and Cousins' Solution

  • Stability of heterogeneous and anisotropic slopes determined by the compound logarithmic spiral limit equilibrium method

    Creator:
    Stockton, Ezra J.
    Abstract:
    The logarithmic-spiral (log-spiral) limit equilibrium procedure for slope stability analysis rigorously satisfies both force and moment equilibrium with a failure surface geometry formulated as a function of the soil’s angle of internal friction. Within the framework of limit equilibrium, this procedure has, in the past, been primarily limited to homogeneous...
    Resource Type:
    Masters Thesis
    Full Text:
    the minimum safety factor or critical factor of safety, FS. The limit equilibrium logarithmic

  • Detection of incipient rotor bar faults and air-gap asymmetries in squirrel-cage motors using stator current monitoring

    Creator:
    Al Tuaimi, Hamad A.
    Abstract:
    Preventative motor fault detection is of prime importance for modern plant management. During research into rotor faults, performed at the Motor Systems Resource Facility (MSRF), an optimized rotor fault detection and classification method was proposed. In critical process applications, the suggested method would provide the foundation for continually monitoring a...
    Resource Type:
    Masters Thesis
    Full Text:
    sideband at (is-fr) (b) Eccentricity sideband at (is+ fr) ( c) Eccentricity sideband at (fs-2/r) ( d

  • Modified linear theory and Kalman filtering for in flight projectile impact point prediction

    Creator:
    Hainz, Leonard C.
    Abstract:
    A method for real time in-flight prediction of the ground impact point of an indirect fire projectile is investigated. The method investigated is comprised of a combination of an impact point predictor and an extended Kalman filter state estimator based on modified linear theory. The modified linear theory model is...
    Resource Type:
    Masters Thesis
    Full Text:
    >ss) + cvss sin(ss)) w(s) = Cwo + eO"FS (Cwfc cos( Fs) + cwf< sin( Fs)) + eass (Cwsc cos

  • A computer imaging method for fluid motion studies in metal casting

    Creator:
    Poland, John H.
    Abstract:
    Significant reductions in the number of defects in parts produced by investment casting can be obtained by improving the flow of the molten metal during pouring. Studies have been done at Oregon State University with simulated casting techniques to determine optimal mold configurations. Better mold layouts have been shown to...
    Resource Type:
    Masters Thesis
    Full Text:
    turbulence FVB Few Visible Bubbles SW Swirl SERIOUS 100 points each HT Heavy Turbulence FS Flow Separation

  • Battle of Big Bend

    Creator:
    Applen, Jeffery A.
    Abstract:
    The Battle of Big Bend was the last significant battle of the Rogue River Indian Wars. The battle occurred 27-28 May 1856 in the Oregon Territory. The location of the battle was along the Rogue River at a place known as the Big Bend, approximately eight miles up river from...
    Resource Type:
    Masters Thesis
    Full Text:
    . Representative soil profiles 73 8. Red clay smoking pipe, "stem" or "effigy," FS # 1 75 9. Lead musket ball

  • Testing and evaluation of flexural reinforcing bars terminating in columns

    Creator:
    Koester, Carl C.
    Abstract:
    Capacity of transverse 1950's vintage reinforced concrete deck girder bridge bent caps with large straight bar anchorages were investigated and evaluated. Eleven subassemblage column specimens were examined with different anchorage lengths, bar groupings, amount of transverse steel, and externally applied axial force. Test results showed an increase in anchorage capacity...
    Resource Type:
    Masters Thesis
    Full Text:
    stress in comparison to ACI 318-05 predicted bar stress............. 58 R40. Ratio of fs experimental

  • Analysis and design of bandpass delta-sigma A/D converters

    Creator:
    Zhai, Dalun
    Abstract:
    A new approach to oversampled delta-sigma A/D converters ( AZ modulators ) is introduced, where a differential pseudo-Npath filter stage is used as a basic cell. In this band-pass application, the z to -zN transformation is employed to realize a RAM-type pseudo-2-path lossless integrator. The bandpass second-order and 4th-order delta-sigma...
    Resource Type:
    Masters Thesis
    Full Text:
    36 0 50 100 150 200 250 300 350 400 45n 5" f/fs (a) ideal noise-shaping performance

  • Time domain characterization of interconnect discontinuities

    Creator:
    Jong, Jyh-Ming
    Abstract:
    The purpose of this study is to develop experimental techniques to characterize typical interconnect discontinuities, including bends, steps, T junctions, vias and pads, which are the most commonly encountered interconnections in high speed digital integrated circuits, hybrid and monolithic microwave circuits and electronic packages. The time domain reflection response of...
    Resource Type:
    Masters Thesis
    Full Text:
    53 Fs reflection coefficient at input port 104 Fo reflection coefficient due to impedance mismatch

  • OP-AMP free SC biquad LPF and delta-sigma ADC

    Creator:
    Yoo, Kiseok
    Abstract:
    The objective of this work is to explore the feasibility of replacing conventional op-amps with inverters in switched-capacitor (SC) circuits. In order to verify the idea, a low-pass filter (LPF) and a second-order delta-sigma (∆Σ) analog-todigital converter (ADC) are designed in the 0.5-m CMOS technology. The low-pass filter structure is...
    Resource Type:
    Masters Thesis
    Full Text:
    (4.2) The spectral density of e, Se(f), is white and its power is between –fs/2 and +fs/2, where fs

  • Soil engineering properties and vegetative characteristics for headwall slope stability analysis in the Oregon coast range

    Creator:
    Bransom, Mark
    Abstract:
    Six headwalls in the central Oregon coast range were selected for study of soil engineering properties and vegetativecharacteristics important for analysis of slope stability. The headwalls were considered representative of those which would be candidates for timber leave areas due to geomorphic and topographic features, including steepness of slope and...
    Resource Type:
    Masters Thesis
    Full Text:
    -of-safety (FS) from the two soil profiles with- in each headwall. 40 41 44 48 Soil

  • A comparative study of lowpass continuous-time delta-sigma modulators with pulse-shaped DACs

    Creator:
    Fang, Jie
    Abstract:
    Recently, continuous-time ΔΣ modulators are appearing increasingly often in both the literature and the marketplace due to their features of inherent antialiasing and relaxed requirements for opamp and so on. However, several nonideal factors such as clock jitter, excess loop delay, inter-symbol interference and so on, degrade the SNR performance...
    Resource Type:
    Masters Thesis
    Full Text:
    . 30 10-4 10-3 10-2 10-1 -250 -200 -150 -100 -50 0 Normalized Frequency / Fs SNRideal

  • Digital clocks based upon dual side band suppressed carrier modulation

    Creator:
    Arnett, David W.
    Abstract:
    A method and apparatus are presented for generating suppressed carrier digital clock signals. These clock signals have the advantage of being broad band in nature and thus exhibiting lower power spectral density. Structures or systems utilizing such clock signals would be less likely to create electromagnetic noise of sufficient intensity...
    Resource Type:
    Masters Thesis
    Full Text:
    Fs. As before, the Fast Fourier results will be shown in angled brackets <>, and only the integer

  • Low Frequency Oscillation Reduction Algorithm for Six-step Operation of Three-Phase Inverters

    Creator:
    Ke, Ziwei
    Abstract:
    A power inverter, or inverter, is an electronic device or circuitry that converts direct currents (DC) to alternating currents (AC) in the power electronics family. A three-phase inverter converts DC current to three-phase AC current. Inverters, especially three-phase inverters, have been widely used in many fields including renewable energy applications...
    Resource Type:
    Masters Thesis
    Full Text:
    Results using RL load . . . . . . . . . . . . . . . . . . . 54 5.1.1 Experimental Results at fs = 8kHz

  • Relationships between vegetative structure and predation rates of artificial sage grouse nests

    Creator:
    DeLong, Anita Kang
    Resource Type:
    Masters Thesis
    Full Text:
    at Hart Mountain National Antelope Refuge, Oregon, 1991-92. OBS YR P NE SHL SHM SHT GS GT FS FT PS

  • A dual-frequency diode laser displacement sensor

    Creator:
    Hwang, Nam
    Resource Type:
    Masters Thesis
    Full Text:
    oscilloscope traces ( fs = 100.00 MHz, fLO = 100.01 MHz, and dz = 37.5 cm ). Fig. 3-8 (b) Monitored

  • A comparison of two types of zero-crossing FM demodulators for wireless receivers

    Creator:
    McNeal, Jeff D.
    Abstract:
    A comparison of two novel demodulators. The first is a basic zero crossing demodulator, as introduced by Beards. The second is an approach proposed by Hovin. The two demodulators are compared to each other and to the conventional method of demodulation.
    Resource Type:
    Masters Thesis
    Full Text:
    = 1000, 5000; Fm = 10k, Fs = 10 MHz 25 3.7 Wide Band SNR vs CNR, Af = 10k, 20k; Fm = 10k, Fs = 10 MHz

  • The missile hazard of surface traffic accidents to nuclear power plants

    Creator:
    Earle, Otis Keener
    Abstract:
    A method is presented for appraising the hazards to nuclear power plants from missiles from surface traffic accident explosions. Due to the infrequency with which surface traffic accident explosions occur and the poor records kept concerning them, a probabilistic method is chosen to investigate the overall hazards potential to nuclear...
    Resource Type:
    Masters Thesis
    Full Text:
    Unacceptable Accident 8 Point Probability--fn The Probability of Missile Strike-fs 12 The Probability of an

  • Noise coupling techniques in multi-cell delta-sigma modulators

    Creator:
    Bonu, Madhulatha
    Abstract:
    High performance multi-cell delta-sigma modulators are a preferred choice in applications which require programmability. Multi-cell delta-sigma modulators with M unit cells provide 10log10(M) SQNR improvement for the same thermal noise and bias power due to the uncorrelated quantization noises of the M unit ADCs. This concept is used in this...
    Resource Type:
    Masters Thesis
    Full Text:
    10 -3 10 -2 10 -1 -250 -200 -150 -100 -50 0 Frequency, f / fs P ow er s pe ct ra l d

  • Digital translation of speech formant frequencies

    Creator:
    Carman, George Michael
    Abstract:
    In recent years, studies indicate that the second formant of normal speech contains the majority of the information necessary for speech intelligibility. This thesis presents a system to translate the second formant frequencies to within a more adequate hearing range of the partially deaf. The digital speech translator, DISTRAN, utilizes...
    Resource Type:
    Masters Thesis
    Full Text:
    - ginal analog pulse modulated signal, one must send the resultant signal, fs(t), through a low pass

  • Supercooling and kinetics of freezing of benzene clusters as studied by coherent Anti-Stokes Raman Spectroscopy

    Creator:
    Ke, Wenxin
    Resource Type:
    Masters Thesis
    Full Text:
    ) 17 2-3 Completion of solid fraction Fs versus Jvt 21 3-1 CARS experiment set-up for this thesis

  • Development of a real-time digital computing facility in chemical engineering

    Creator:
    Fukui, Stanley Chikashi
    Abstract:
    An advanced laboratory interfacing capability was developed for the Real-Time Digital Computer Laboratory in the Chemical Engineering Department. A stationary interfacing unit located beside the computer mainframe and two small remote units were designed, developed and thoroughly tested. These interfacing units permit experiments with a wide variety of analog and...
    Resource Type:
    Masters Thesis
    Full Text:
    supply ±10 milliamperes maximum. The current output cards must be loaded with approximately 250 ohms

  • Residence time distribution of solids in a multi-compartment fluidized bed system

    Creator:
    Pongsivapai, Pajongwit
    Abstract:
    In a conventional well-mixed fluidized bed the solids are almost completely mixed and the residence time for individual particles may vary between zero and infinity. For materials especially sensitive to the processing time, a wide distribution of residence time is extremely undesirable. A multi-compartment fluidized bed was proposed to minimize...
    Resource Type:
    Masters Thesis
    Full Text:
    beads particles is shown in table 4-1. 36 Sieve Aperture (p.m) Weight Percent (%) 125-250 8 297

  • Design considerations for a miniature atmospheric engine with a magnet-actuated autonomously-reciprocating in-cylinder regenerator for portable power production

    Creator:
    Yarger, David J.
    Abstract:
    Driven by the need for high energy-density power sources, demand has stimulated the development of small-scale engines. A small-scale engine with a fuel supply could replace batteries and utilize higher energy-density liquid hydrocarbon fuels; such an advance could deliver a new age of portable devices. Currently, operable small-scale engines exist;...
    Resource Type:
    Masters Thesis
    Full Text:
    attraction force FP force from pressure difference across regenerator FS return spring force FTop normal

  • Effects of fiber electrostatic cling and moisture regain on Timothy grass pollen attraction

    Creator:
    Vaughn, Reyna J.
    Abstract:
    People will spend a large amount of their lifetime indoors where the air is filled with both indoor and outdoor allergens. Exposure to allergens can have a range of effects on the health of building occupants. Textiles make up a vast majority of the surfaces, such as draperies, sofas, pillows,...
    Resource Type:
    Masters Thesis
    Full Text:
    ……………………………….…….250 Af.5b Comparison across fiber electrostatic cling and pollen count ranking with polyester

  • Evaluating balance and strength of older women in exercise programs

    Creator:
    Dinger, Melanie
    Abstract:
    Falls are a common problem among older adults, including those who are relatively healthy and living independently. Exercise has been recommended as an intervention to reduce falls by slowing and/or reversing age-related declines in balance, strength, and mobility. However, it remains unclear which types or combinations of programs are most...
    Resource Type:
    Masters Thesis