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[Jason Leffler hugging a member of his crew]

Photograph of Jason Leffler hugging a member of his crew at the NASCAR Busch Series Albertson's 300 race held at Texas Motor Speedway. Leffler wears a black and white long-sleeved top along with an earpiece and leans forward while smiling. The crew member he hugs wears a black hat with a red and white logo on it and a green, white, and black shirt with a white MBNA Motorsports logo outlined in yellow at its top. Walking towards the duo, from the left, is another crew member in a black hat with a green MBNA logo on it, a green shirt with MBNA on it in white, a black jacket, glasses, and a black headset. To the right of Leffler and his crew members sits his car, its top reflecting sunlight and its rear end green in color with a yellow stripe along its bottom edge. At the center of the car's back end is a white MBNA logo, to the right of which is the number 18 in white. To the left and right of the car are crowds of people watching Leffler, multiple of whom wear large cards on lanyards. One man to the right of the car …
Date: April 1, 2000
Creator: unknown
Object Type: Photograph
System: The UNT Digital Library

[Jason Leffler posing with a helmet]

Photograph of Jason Leffler posing with a helmet at the NASCAR Busch Series Albertson's 300 race held at Texas Motor Speedway. Leffler's helmet is black with thin white and blue grids across its surface and a waving Texas flag on its side. Also on the helmet's side is the white text "Pole Days March 30-31, 2000" and the logos for Sprint, Texas Motor Speedway, and Simpson. Leffler himself is wearing a black ballcap with the Sprint logo and red text on it, plus a black and white jumpsuit with a variety of logos on it like those of Goodyear, Pontiac, Hot Rod Magazine, and MBNA Motorsports. Behind Leffler is a black vehicle with "Pontiac" spelled vertically down its side in white letters. Behind the automobile is a red wall with multiple white Sprint logos on it along with a cut-off blue and yellow image. At the top of the wall is a gold stripe with red text, above which is a white stripe with the Texas Motor Speedway name and logo in it.
Date: April 1, 2000
Creator: unknown
Object Type: Photograph
System: The UNT Digital Library
JFMIP News: A Newsletter for Government Financial Managers, Spring 2000, Vol. 12, No. 1 (open access)

JFMIP News: A Newsletter for Government Financial Managers, Spring 2000, Vol. 12, No. 1

Other written product issued by the General Accounting Office with an abstract that begins "GAO provided information on the Joint Financial Management Improvement Program's current financial management initiatives, activities, and practices."
Date: April 1, 2000
Creator: United States. General Accounting Office.
Object Type: Text
System: The UNT Digital Library
JOINT STUDY OF IMPROVED SAFEGUARDS METHODOLOGY USING NO-NOTICE RANDOMIZED INSPECTION AT JNC'S Pu HANDLING FACILITIES (open access)

JOINT STUDY OF IMPROVED SAFEGUARDS METHODOLOGY USING NO-NOTICE RANDOMIZED INSPECTION AT JNC'S Pu HANDLING FACILITIES

After the Iraq war, the International Atomic Energy Agency (IAEA) 93+2 Program was developed to strengthen and improve the cost-effectiveness of the existing safeguards system. In particular, the Program aims to enhance the IAEA ability to detect undeclared nuclear activities and materials. The IAEA 93+2 Program includes: (1) Increased access to information and its effective use; (2) Increased physical access; (3) Optimum use of the existing system. The measures considered are divided in two parts: measures in Part 1 are those, which may be implemented within the existing IAEA authority; Part 2 measures require complementary legal authority, in the form of an additional Protocol, INFCIRC/540. A description of the status of its implementation can be found in ``Implementation of the Additional Protocol'' (Cooley, 1999). In particular, increased physical access includes access beyond locations requiring additional authorities derived from the INFCIRC/540 and no-notice randomized inspections. No-notice randomized inspections could enhance the inspection effectiveness and efficiency by increasing the coverage of the material involved, providing better confirmation of the operational status of the facilities and higher degree of confidence that no undeclared activities or materials existed at the facilities--including the detection of possible measures to conceal diversions.
Date: April 1, 2000
Creator: LU,M.S. & SANBORN,J.B.
Object Type: Report
System: The UNT Digital Library
Keys to Successful D&D Technology Deployments at the INEEL (open access)

Keys to Successful D&D Technology Deployments at the INEEL

Seven improved decontamination and decommissioning (D&D) technologies were successfully deployed at the Idaho National Engineering and Environmental Laboratory (INEEL) during the Accelerated Site Technology Deployment (ASTD) Integrated Decontamination and Decommissioning (ID&D) project. The use of these improved technologies saved the INEEL $462K in fiscal year 1999, and is projected to save about $14M over the next ten years. Since deploying new technologies on D&D projects shows great potential for cost-savings, factors that led to successful deployment have been documented. These factors are described here as they apply to the seven deployments at the INEEL to assist with deployments at other DOE sites.
Date: April 1, 2000
Creator: Smith, Agatha Marie; Meservey, Richard Harlan & Tripp, Julia Lynn
Object Type: Article
System: The UNT Digital Library
[Lally Family Videos, No. 7 - A Trip to Argyle Acres] captions transcript

[Lally Family Videos, No. 7 - A Trip to Argyle Acres]

This home movie excerpt documents the Lally family's trip to the Argyle Acres iris garden in Argyle, Texas.
Date: April 2000
Creator: Lally
Object Type: Video
System: The Portal to Texas History
[Lally Family Videos, No. 20 - A Trip to Argyle Acres] captions transcript

[Lally Family Videos, No. 20 - A Trip to Argyle Acres]

This home movie excerpt documents a family trip to the Argyle Acres iris garden in Argyle, Texas.
Date: April 2000
Creator: Lally
Object Type: Video
System: The Portal to Texas History
Laser demonstrations of rare-earth ions in low-phonon chloride and sulfide crystals (open access)

Laser demonstrations of rare-earth ions in low-phonon chloride and sulfide crystals

Laser results are summarized for the low-phonon hosts KPb{sub 2}Cl{sub 5} and CaGa{sub 2}S{sub 4}. Radiative quantum efficiencies were determined in KPb{sub 2}Cl{sub 5}:Dy{sup 3+} directly from emission spectra in order to accurately determine its long-wavelength potential. The results indicate that room-temperature laser action should be possible to near 9 {micro}m in this host.
Date: April 1, 2000
Creator: Nostrand, M; Page, R; Payne, S; Schunemann, P & Isaenko, L
Object Type: Article
System: The UNT Digital Library
Lawn and Garden Update, April 2000 (open access)

Lawn and Garden Update, April 2000

Newsletter of the Texas Agricultural Extension Service discussing plants that are cultivated in the state, news, and other topics related to gardening in Texas.
Date: April 2000
Creator: Texas Agricultural Extension Service
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
[Letters From Sweetwater Chamber of Commerce to WASP Members, June Leckie, April 2000] (open access)

[Letters From Sweetwater Chamber of Commerce to WASP Members, June Leckie, April 2000]

Letters from the Sweetwater Chamber of Commerce to June S. Leckie and all WASP members discussing information and registration forms for the 2000 reunion.
Date: April 2000
Creator: Sweetwater Chamber of Commerce
Object Type: Letter
System: The Portal to Texas History
Lone Star Gazette (Dublin, Tex.), Vol. 1, No. 15, Ed. 1 Saturday, April 1, 2000 (open access)

Lone Star Gazette (Dublin, Tex.), Vol. 1, No. 15, Ed. 1 Saturday, April 1, 2000

Semimonthly newspaper from Dublin, Texas that includes area information on topics such as history, entertainment, reviews, and recipes along with advertising.
Date: April 1, 2000
Creator: Kestner, Laura
Object Type: Newspaper
System: The Portal to Texas History
Long term drift studies of Sandia H{sub 2} sensor in reducing atmospheres (open access)

Long term drift studies of Sandia H{sub 2} sensor in reducing atmospheres

A study of the drift in Pd/Ni alloy hydrogen sensitive resistor and transistor responses is presented. The sensors were monitored for a period of 6 months in a reducing atmosphere of 0.1% H{sub 2} in N{sub 2} with periodic calibration exposures. A comparison of a resistor film with an adhesion layer showed considerable improvement in diminishing the drift.
Date: April 1, 2000
Creator: JENKINS,MARK W.; HUGHES,ROBERT C. & PATEL,SANJAY V.
Object Type: Report
System: The UNT Digital Library
Low cost methodologies to analyze and correct abnormal production decline in stripper gas wells (open access)

Low cost methodologies to analyze and correct abnormal production decline in stripper gas wells

The goal of this research program is to develop and deliver a procedure guide of low cost methodologies to analyze and correct problems with stripper wells experiencing abnormal production declines. A study group of wells will provide data to determine the historic frequency of the problem of abnormal production declines in stripper gas wells and the historic frequency of the causes of the production problems. Once the most frequently occurring causes of the production problems are determined, data collection forms and decision trees will be designed to cost-effectively diagnose these problems and suggest corrective action. Finally, economic techniques to solve the most frequently occurring problems will be researched and implemented. These systematic methodologies and techniques will increase the efficiency of problem assessment and implementation of solutions for stripper gas wells. This second quarterly technical report describes the data reduction and methodology to develop data collection forms of pertinent information to assist in analysis of problem wells. The report also describes the procedures to categorize individual well problems. Finally, the report summarizes the frequency of individual well problems.
Date: April 1, 2000
Creator: James, J.; Huck, G. & Knobloch, T.
Object Type: Report
System: The UNT Digital Library
Managing External Parasites of Texas Livestock and Poultry. (open access)

Managing External Parasites of Texas Livestock and Poultry.

This document provides information on managing external parasites in livestock and poultry.
Date: April 2000
Creator: Hoelscher, Clifford E.; Patrick, Carl D. & Robinson, James V.
Object Type: Book
System: The Portal to Texas History
Marine boundary-layer cloud structure from CM- to KM-scales (open access)

Marine boundary-layer cloud structure from CM- to KM-scales

The authors analysis of small-scale LWC fluctuations in PVM-100A data from SOCEX-1 supports the still controversial claim that droplet concentration is not everywhere Poissonian. This does not exclude a slow (spectral exponent {beta} = 5/3) low-amplitude component in the variability of droplet number and size distribution. We believe the cause of the excess small-scale LWC variance causing the scale-break at 2--5 m lies in entrainment- and/or-mixing events; such processes maybe related to the intermittency (occasional bursts of variability at the inner-scale) associated with the large-scale multifractality. Comparing exponents obtained for large-scale behavior with those previously obtained from two other field programs, we uncover remarkable similarities between the basic multifractal (i.e., arbitrary-order structure function) properties of LWC in SOCEX, FIRE'87 and ASTEX clouds and those of passively advected scalars in turbulent flows. However, we also find interesting differences between the three kinds of marine cloud cover and with passive scalars but these are in the details of the various multifractal characterizations (inner and outer scales, high-order scaling). To reproduce these statistical behaviors defines a quantitatively-precise challenge for the cloud-modeling community.
Date: April 1, 2000
Creator: Davis, A.
Object Type: Article
System: The UNT Digital Library

[Mark Martin celebrating]

Photograph of Mark Martin celebrating his win at the NASCAR Busch Series Albertson's 300 race held at Texas Motor Speedway. Popcorn rains onto Martin and his red, orange, and yellow car from the top left corner of the photo, piling on his vehicle's windshield and roof. Also sitting on the car's roof are two green Gatorade bottles, behind which a small board with the Busch and Nascar logos on it sits. Martin stands with one leg still in his car and wears a black hat with colorful text on it and a black and yellow jumpsuit decorated by multiple logos like those of Ford Racing, Busch, and Nascar. "Dixie" also appears in black text on Martin's shoulder and white text on his chest. In the background behind Martin and his car are a group of men in similar yellow and black jumpsuits that appear to be celebrating as well. Behind these men is a red wall with very large logos on it.
Date: April 1, 2000
Creator: unknown
Object Type: Photograph
System: The UNT Digital Library
Material Limits Adjusted by a Modified Airborne Release Fraction (open access)

Material Limits Adjusted by a Modified Airborne Release Fraction

This paper will discuss the methods used at a depleted uranium facility to develop a hazard categorization and a limiting condition for operation (LCO) for the inventory based on increased Category 2 threshold quantity values (TV) from DOE Standard 1027-92. A revision to the safety analysis report (SAR) for a Category 3 depleted uranium facility was required to meet current methodologies and isotope content. The previous SAR first approved in 1992, allowed an inventory of depleted uranium that exceeded the Category 2 threshold quantity values in the material storage warehouses using an accident analysis methodology for final hazard categorization. New information regarding the isotopic content of the depleted uranium required an updated hazard categorization evaluation. The DOE Standard 1027-92 requires the evaluation to be based on inventory (Reference 1, 3.1, page 5), therefore, the previous method of performing a hazard consequence and probability analysis could not be used. The standard (1027) requires a facility to be designated as a Category 3 Nuclear facility when the inventory levels in the facility, or facility segments, are greater than Category 3 thresholds and below Category 2 thresholds. A Category 2 Nuclear Facility requires a more in depth hazard and accident analysis. Our categorization …
Date: April 1, 2000
Creator: Sandvig, Michael Dennis
Object Type: Article
System: The UNT Digital Library
MD Anderson OncoLog, Volume 45, Number 4, April 2000 (open access)

MD Anderson OncoLog, Volume 45, Number 4, April 2000

Monthly report discussing cancer care and research to inform physicians.
Date: April 2000
Creator: University of Texas M.D. Anderson Cancer Center
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Measurement of a Weak Polarization Sensitivity to the Beam Orbit of the CEBAF Accelerator (open access)

Measurement of a Weak Polarization Sensitivity to the Beam Orbit of the CEBAF Accelerator

An accelerator-based experiment was performed using the CEBAF accelerator of the Thomas Jefferson National Accelerator Facility to investigate a predicted sensitivity of the beam polarization to the vertical betatron orbit in the recirculation arcs. This is the first measurement of any such effect at CEBAF, and provides information about the polarized beam delivery performance of the accelerator. A brief description of the accelerator is given, followed by the experimental methods used and the relevant issues involved in measuring a small ({approximately} 10{sup {minus}2}) change in the beam polarization. Results of measurements of the polarization sensitivity parameters and the machine energy by polarization transport techniques are presented. The parameters were obtained by measurement of the strength of the effect as a function of orbit amplitude and spin orientation, to confirm the predicted coupling between the spin orientation and the quadrupole fields in the beam transport system. This experiment included characterizing the injector spin manipulation system and 5 MeV Mott polarimeter, modeling of the polarization transport of the accelerator, installation of magnets to create a modulated orbit perturbation in a single recirculation arc, and detailed studies of the Hall C Moeller polarimeter.
Date: April 1, 2000
Creator: Grames, Joseph
Object Type: Thesis or Dissertation
System: The UNT Digital Library
MEASURING SPATIAL VARIATION OF RESIDUAL STRESSES IN A MMC USING CRACK COMPLIANCE (open access)

MEASURING SPATIAL VARIATION OF RESIDUAL STRESSES IN A MMC USING CRACK COMPLIANCE

None
Date: April 1, 2000
Creator: PRIME, M. & AL, ET
Object Type: Article
System: The UNT Digital Library
Megaphone (Georgetown, Tex.), Vol. 94, No. 20, Ed. 1 Saturday, April 1, 2000 (open access)

Megaphone (Georgetown, Tex.), Vol. 94, No. 20, Ed. 1 Saturday, April 1, 2000

Weekly student newspaper from Southwestern University in Georgetown, Texas that includes campus news along with advertising.
Date: April 1, 2000
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
[Memorandum on Westat Team's Site Visit Reports] (open access)

[Memorandum on Westat Team's Site Visit Reports]

A comprehensive memorandum providing strategic insights into the Site Visit Reports conducted by the Westat Team.
Date: 2000-04/2000-03
Creator: unknown
Object Type: Text
System: The UNT Digital Library
MERCURY SPECIATION SAMPLING AT NEW CENTURY ENERGY'S VALMONT STATION (open access)

MERCURY SPECIATION SAMPLING AT NEW CENTURY ENERGY'S VALMONT STATION

The 1990 Clean Air Act Amendments required the U.S. Environmental Protection Agency (EPA) to determine whether the presence of mercury in the stack emissions from fossil fuel-fired electric utility power plants poses an unacceptable public health risk. EPA's conclusions and recommendations were presented in the ''Mercury Study Report to Congress'' and ''Study of Hazardous Air Pollutant Emissions from Electric Utility Steam Generating Units''. The first report addressed both the human health and environmental effects of anthropogenic mercury emissions, while the second addressed the risk to public health posed by the emission of mercury and other hazardous air pollutants from steam electric generating units. Although these reports did not state that mercury controls on coal-fired electric power stations would be required given the current state of the art, they did indicate that the EPA views mercury as a potential threat to human health. Therefore, it was concluded that mercury controls at some point may be necessary. EPA also indicated that additional research/information was necessary before any definitive statement could be made. In an effort to determine the amount and types of mercury being emitted into the atmosphere by coal-fired power plants, EPA in late 1998 issued an information collection request (ICR) …
Date: April 1, 2000
Creator: Laudal, Dennis L.
Object Type: Report
System: The UNT Digital Library
Michigan's Global Warming Solutions (open access)

Michigan's Global Warming Solutions

This report studies many changes in Michigan's energy system would help the U.S. reduce its global warming emissions, meet its Kyoto Protocol targets in the near term, and establish momentum for the deeper reductions needed for climate protection in subsequent decades. At the same time, they would contribute to the State's economic vitality, environmental integrity and quality of life.
Date: April 2000
Creator: Tellus Institute Resource and Environmental Strategies
Object Type: Text
System: The UNT Digital Library