Gollub, Jonah N., Smith, David R., Baena, Juan D.
We explore the hybridization of fundamental material resonances with the artificial resonances of metamaterials. A hybrid structure is presented in the waveguide environment that consists of a...
Invisible cloak with easily-realizable metamaterials (2008)
Jiang, Wei Xiang, Cui, Tie Jun, Yang, Xin Mi, Cheng, Qiang, Liu, Ruopeng, Smith, David R.
A new elliptical invisible cloak is proposed using a coordinate transformation in the elliptical-cylindrical coordinate system, which crushes the cloaked object to a line segment instead of a point....
Modeling Distribution of Dispersal Distances in Male White-Tailed Deer (2008)
Duane R. Diefenbach, Eric S. Long, Christopher S. Rosenberry, Bret D. Wallingford, David R. Smith
Dispersal distances and their distribution pattern are important to understanding such phenomena as disease spread and gene flow, but oftentimes dispersal characteristics are modeled as a fixed trait...
Ninety-one species of sawflies (Hymenoptera: Symphyta) are recorded for Plummers Island, Maryland. Records are from collections during the periods of 1902–1924, 1958–1972, and 2005. An estimated...
Gollub, Jonah N., Kuanr, Bijoy, Celinski, Zibigniew, Camley, Robert, Smith, David R.
We use a numerical electromagnetic simulation software to investigate a filtering device consisting of a small dimensional microstrips embedded with a thin layer of ferromagnetic material and we...
Benton, Joshua R., Erickson, Galen E., Klopfenstein, Terry J., Luebbe, Matthew K., Smith, David R., Sides, Gary E., ...
In a clinical trial where cattle were either given Excede® or not on arrival, ADG increased and F:G was numerically improved for cattle that received Excede compared to control cattle. There were...
Vaccination for Escherichia coli O157:H7 in Feedlot Cattle (2008)
Moxley, Rodney A., Smith, David R., Hansen, Karen, Luebbe, Matthew K., Erickson, Galen E., Klopfenstein, Terry J., ...
A clinical trial conducted during the summer of 2006 evaluated the effects of two- and three-dose regimens of an Escherichia coli O157 vaccine product on the probability of detecting E. coli O157:H7...
Diarrhea is one of the most likely reasons young beef calves become sick or die.(45) Besides its detriment to calf health and well-being, calf scours is costly to cattle producers due to poor calf...
Optical design of reflectionless complex media by finite embedded coordinate transformations (2007)
Rahm, Marco, Cummer, Steven A., Schurig, David, Pendry, John B., Smith, David R.
Transformation optics offers an unconventional approach to the control of electromagnetic fields. A transformation optical structure is designed by first applying a form-invariant coordinate...
Rahm, Marco, Schurig, David, Roberts, Daniel A., Cummer, Steven A., Smith, David R., Pendry, John B.
The technique of applying form-invariant, spatial coordinate transformations of Maxwell's equations can facilitate the design of structures with unique electromagnetic or optical functionality. Here,...
Bremer, Virgil R., Erickson, Galen E., Klopfenstein, Terry J., Vander Pol, Kyle J., Greenquist, Matthew A., Smith, David R., ...
An experiment (Exp. 1) was conducted to determine the effect of Excede® at arrival or at revaccination on morbidity, mortality, and gain in both feedlot and pasture receiving systems. A second...
Full-wave simulations of electromagnetic cloaking structures (2006)
Cummer, Steven A., Popa, Bogdan-Ioan, Schurig, David, Smith, David R., Pendry, John
Based on a coordinate transformation approach, Pendry {\it et al.} have reported electromagnetically anisotropic and inhomogeneous shells that, in theory, completely shield an interior structure of...
Cerny, Henry E., Rogers, Douglas G., Gray, Jeffrey T., Smith, David R., Hinkley, Susanne
Infectious bovine keratoconjunctivitis (IBK) is a highly contagious ocular disease that affects cattle of all ages and that occurs worldwide. Piliated hemolytic Moraxella bovis is recognized as the...
Vaccination for Escherichia coli O157:H7 in Market Ready Feedlot Cattle (2006)
Peterson, Robert, Smith, David R., Moxley, Rodney A., Klopfenstein, Terry J., Erickson, Galen E., Hinkley, Susan
A clinical trial was conducted during the summer of 2004 to evaluate the effects of vaccinating cattle against Escherichia coli on the probability of detecting E. coli O157:H7 in feces and...
Large-scale Clinical Trial to Evaluate an Experimental Escherichia coli Vaccine (2006)
Peterson, Robert E., Smith, David R., Moxley, Rodney A., Klopfenstein, Terry J., Hinkley, Susan, Erickson, Galen E.
A clinical trial was conducted within 19 Nebraska feedlots to evaluate effects of an E. coli vaccine on the probability to detect E. coli O157:H7 on ROPES or for cattle to be colonized by E. coli...
Initial Actuator Test Results (2006)
In mid-March, we began a series of tests on the LMT/GTM surface segment prototype actuators. The purpose of the testing was to confirm the manufacturers' performance predictions and to obtain...
Axial Rod Coupling Design (2006)
This document presents the design and analysis of the axial rods and couplings necessary to connect the LMT reflector panels to their subframes. The axial rod and coupling has been designed to...
Food-Bourne Pathogens - Control Through Management (2005)
Klopfenstein, Terry J., Smith, David R., Moxley, Rodney A., Peterson, Robert, Erickson, Galen E.
We likely have the safest food in history. So why the concern about food safety? Why did NCBA have an E. coli Summit in 2003 and a Beef Safety Summit in 2005? The obvious answer is that it is an...
Penelope S. Pooler, David R. Smith
We compared the ability of simple random sampling (SRS) and a variety of systematic sampling (SYS) designs to estimate abundance, quantify spatial clustering, and predict spatial distribution of...
Fabrication and Optical Measurements of Nanoscale Meta-Materials: Terahertz and Beyond (2005)
Martin, Michael C., Hao, Zhao, Liddle, Alex, Anderson, Erik H., Padilla, Willie J., Schurig, David, ...
Recently, artificial meta-materials have been reported [1] that have a negative index of refraction, which allows a homogeneous flat slab of the material to behave as a perfect lens [2], possibly...
Two-phase sampling to estimate river-wide populations of freshwater mussels (2005)
Rita F. Villella, David R. Smith
Two-phase sampling provides a statistical framework for combining data from qualitative and quantitative sampling methods. It is a useful approach when the survey objective is a drainage-wide...
Direct-fed Microbial Products for Escherichia coli O157:H7 in Market Ready Feedlot Cattle (2005)
Peterson, Robert E., Smith, David R., Folmer, Jeffrey D., Erickson, Galen E., Hinkley, Susan, Moxley, Rodney A.
A clinical trial was conducted during the summers of 2002 and 2003 to evaluate the effect of a direct-fed microbial product (DFM) on the prevalence of E. coli O157:H7 in feces of feedlot steers. The...
Vaccination for Escherichia coli O157:H7 in Market Ready Feedlot Cattle (2005)
Peterson, Robert E., Smith, David R., Moxley, Rodney A., Klopfenstein, Terry J., Hinkley, Susan
A clinical trial was conducted in summer 2003 to evaluate effects of vaccinating feedlot cattle against Type III secretory proteins of enterohemorrhagic Escherichia coli on prevalence of E. coli...
Jennings, John Thomas, Smith, David R.
The generic placement of several New World and Oriental gasteruptiid wasps is reviewed. Based on a number of character states, including non-overlapping mandibles (when at rest), the presence of a...
Jennings, John Thomas, Smith, David R.
The generic placement of several New World and Oriental gasteruptiid wasps is reviewed. Based on a number of character states, including non-overlapping mandibles (when at rest), the presence of a...
Depine, Ricardo A., Lakhtakia, Akhlesh, Smith, David R.
The diffraction of electromagnetic plane waves by a rectangular grating formed by discrete steps in the interface of a homogeneous, isotropic, linear, negative phase--velocity (negative index)...
Yang, Zhijie, Kovar, Joy, Kim, Jaehyoung, Nietfeldt, Joseph, Smith, David R., Moxley, Rodney A., ...
Non-sorbitol-fermenting, β-glucuronidase-negative Escherichia coli O157:H7 strains are regarded as a clone complex, and populations from different geographical locations are believed to share a...
Durso, Lisa M., Smith, David R., Hutkins, Robert W.
Although the main reservoirs for pathogenic Escherichia coli O157:H7 are cattle and the cattle environment, factors that affect its tenure in the bovine host and its survival outside humans and...
Potter, Andrew A., Klashinsky, Sandra, Li, Yuling, Frey, Elizabeth, Townsend, Hugh, Rogan, Dragan, ...
Cattle are an important reservoir of Escherichia coli O157:H7 leading to contamination of food and water, and subsequent human disease. This pathogen colonizes its hosts by producing several proteins...
Folmer, Jeffrey D., Macken, Casey N., Erickson, Galen E., Klopfenstein, Terry J., Moxley, Rodney A., Smith, David R., ...
A clinical trial was conducted to evaluate effects of two intervention strategies on the prevalence of E. coli O157:H7 shedding by feedlot steers using 384 steers and 48 pens. Intervention strategies...
Intrinsic Left-Handed Metamaterials Research (2004)
Schultz, Sheldon, Smith, David R., Schurig, David, Rosenbluth, Marshall
In this Final Report we present results for both areas of research and potential applications for the novel Left-Handed MetaMaterials (LFIM) which our group has previously discovered. In Section 1,...
Surface studies of acid-treated niobium for superconducting radio frequency cavities / (2004)
Prepared for: Dept. of Physics.
Managing To Alleviate Calf Scours: The Sandhills Calving System (2003)
Smith, David R., Grotelueschen, Dale, Knott, Tim, Ensley, Steve
Diarrhea remains an important cause of illness and death of young beef calves. The economic effects of calf scours can be profound. Some beef cattle herds annually experience death rates of 5 to 10...
Smith, David R., Gray, J.T., Moxley, Rodney A., Younts-Dahl, S.M., Blackford, M.P., Hinkley, S., ...
Although cattle are reservoirs, no validated method exists to monitor Shiga toxin-producing Escherichia coli 0157 (STEC 0157) on farms. In 29 Midwestern United States feedlot pens we compared...
What Precision Electroweak Physics Says About the SU(6)/Sp(6) Little Higgs (2003)
Gregoire, Thomas, Smith, David R., Wacker, Jay G.
We study precision electroweak constraints on the close cousin of the Littlest Higgs, the SU(6)/Sp(6) model. We identify a near-oblique limit in which the heavy W' and B' decouple from the light...
Spectrum of TeV Particles in Warped Supersymmetric Grand Unification (2003)
Nomura, Yasunori, Smith, David R.
In warped supersymmetric grand unification, XY gauge particles appear near the TeV scale along with Kaluza-Klein towers of the standard model gauge fields. In spite of this exotic low-energy physics,...
Intervention Strategies for Reduction of E. coli O157:H7 in Feedlot Steers (2003)
Folmer, Jeffrey, Macken, Casey, Erickson, Galen E., Klopfenstein, Terry J., Brashears, Mindy, Moxley, Rodney A., ...
Two experiments were conducted to evaluate the effects of three intervention strategies on the prevalence of E. coli O157:H7 in feedlot steers. In both experiments, 432 steers were assigned to one of...
Warped Supersymmetric Grand Unification (2002)
Goldberger, Walter D., Nomura, Yasunori, Smith, David R.
We construct a realistic theory of grand unification in AdS_5 truncated by branes, in which the unified gauge symmetry is broken by boundary conditions and the electroweak scale is generated by the...
Inelastic Dark Matter at DAMA, CDMS and Future Experiments (2002)
The DAMA annual modulation signature, interpreted as evidence for a spin-independent WIMP coupling, seems in conflict with null results from CDMS. However, in models of ``inelastic dark matter'', the...
SUBACUTE ATROPINE TOXICITY IN A PYGMY SPERM WHALE, KOGIA BREVICEPS (2002)
Charles A. Manire, Lynne Byrd, Howard L. Rhinehart, Petra Cunningham-Smith, David R. Smith
Atropine, an anticholinergic agent commonly used in human and veterinary medicine, is reported to cause toxicity associated with its antimuscarinic action. A juvenile pygmy sperm whale, Kogia...
Longitudinal Patterns of Fecal Shedding of Escherichia coli O157:H7 by Feedlot Cattle (2002)
Younts, Spring, Smith, David R., Folmer, Jeffrey, Moxley, Rodney A., Hinkley, Suzanne, Gray, Jeff, ...
To describe the prevalence, incidence, and duration of fecal shedding of E. coli O157:H7, 99 feedlot steers were individually tested each week of the feeding period for presence of E. coli O157:H7 in...
Smith,David R., Osterholz,John L.
Recent reassessments of digital LOS transmission systems indicate that transmission is affected by more than power fading alone. Tests showed that extensive inband amplitude and phase distortion...
Smith,David R., Cormack,John J.
Results of computer simulation of asynchronous pulse stuffing multiplexers are presented. Analysis and simulation are given for output jitter, characterized by a continuous change in the output...
Loy, Tim, Wilson, Casey, Baily, Doreen, Klopfenstein, Terry J., Moxley, Rodney A., Smith, David R., ...
Ninety feedlot steers were used to test the effects of reducing dietary starch and intake on colonic pH, VFA, total and acid-resistant coliform and E. coli populations, and E. coli O157:H7 shedding....
Smith, David R., Younts, Spring, Blackford, Mark, Milton, Todd, Moxley, Rodney A., Gray, Jeff, ...
This study evaluated two pen testing strategies to predict the percentage of cattle in a pen shedding detectable E. coli O157:H7. Culture of a composite fecal sample most accurately detected pens...
Smith, David R., Blackford, Mark, Younts, Spring, Moxley, Rodney A., Gray, Jeff, Hungerford, Laura, ...
This study was designed to discover relationships between characteristics of feedlot pens and the percentage of cattle shedding Escherichia coli O157:H7. Twenty-nine pens from five Midwestern...
Studies in physics beyond the standard model / (2001)
Thesis (Ph. D.)--University of California, Berkeley, 2001.
Cleaning Coliform Bacteria from Feedlot Water Tanks (2000)
Smith, David R., Milton, Todd, Moxley, Rodney A., Gray, Jeff, Hungerford, Laura, Bailey, Doreen, ...
Three methods of physically or chemically cleaning feedlot water tanks were tested for their ability to reduce amounts of coliform bacteria in the water and biofilm during the summer months. Draining...
Smith, David R., Belford, Kenneth R., Orr, Robert A.
The purpose of this publication is to provide technical guidance to personnel involved in the specification and commissioning of transmission systems which are to be integrated into the Defense...
The Perception of Scale in Vowels (1998)
Patterson, Roy D., Smith, David R.
Previous reports presented our psychophysical findings on the perception of vowels which had been manipulated to make them sound like smaller and larger people, including some well beyond the normal...
Thesis (Ph. D.)--Wayne State University, 1997.
Typescript (photocopy) Includes bibliographical references (leaves 85-88)
Typescript.
Thesis (Ph. D.)--Wayne State University, 1997.
Optimal Use of Hub Facilities: a Two-Hub Model with Fixed Arc Costs (1996)
Garfinkel, R.S., Sundararaghavan, P.S., Noon, C., Smith, David R.
Optimal Use of Hub Facilities: a Two-Hub Model with Fixed Arc Costs (1996)
Garfinkel, R.S., Sundararaghavan, P.S., Noon, C., Smith, David R.
T violation and the neutral kaon (1995)
This thesis is not available electronically or by photocopy. Please contact Archives and Special Collections at archives@amherst.edu for more information.
On spine: Technology education re-training HB3565.
The Genus-group Names of Symphyta (Hymenoptera) and Their Type Species (1991)
Abe, Masaki, Smith, David R., 阿部, 正喜, アベ, マサキ
All genus-group names proposed for the suborder Symphyta (Hymenoptera) through 1990 are listed alphabetically. The author, date, original reference, type species, and taxonomic placement are given...
Typescript.
Transfer by reading, solving and teaching :--a comparative analysis /--by David R. Smith. (1991)
Typescript.
The Port of Rochester : a waterfront redevelopment / (1985)
Thesis (B. Arch.)--Montana State University, 1985.
Typescript.
Thesis--Columbia University.
Graduate paper (M. A.)--University of Minnesota.
Graduate paper (M. A.)--University of Minnesota.
Typescript (photocopy).
A small public library building program /--David R. Smith. (1966)
Graduate paper (M. A.)--University of Minnesota.
Single-target molecule detection with nonbleaching multicolor optical immunolabels
Schultz, Sheldon, Smith, David R., Mock, Jack J., Schultz, David A.
We introduce and demonstrate the use of colloidal silver plasmon-resonant particles (PRPs) as optical reporters in typical biological assays. PRPs are ultrabright, nanosized optical scatterers, which...
Yang, Zhijie, Kovar, Joy, Kim, Jaehyoung, Nietfeldt, Joseph, Smith, David R., Moxley, Rodney A., ...
Non-sorbitol-fermenting, β-glucuronidase-negative Escherichia coli O157:H7 strains are regarded as a clone complex, and populations from different geographical locations are believed to share a...
Older Persons' Evaluations of Health Care: The Effects of Medical Skepticism and Worry about Health
Borders, Tyrone F, Rohrer, James E, Xu, K Tom, Smith, David R