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Governmentwide Purchase Cards: Actions Needed to Strengthen Internal Controls to Reduce Fraudulent, Improper, and Abusive Purchases

Description: A letter report issued by the Government Accountability Office with an abstract that begins "Over the past several years, GAO has issued numerous reports and testimonies on internal control breakdowns in certain individual agencies' purchase card programs. In light of these findings, GAO was asked to analyze purchase card transactions governmentwide to (1) determine whether internal control weaknesses existed in the government purchase card program and (2) if so, identify examples of fraudulent… more
Date: March 14, 2008
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Freedom of Information Act: Agencies Are Making Progress in Reducing Backlog, but Additional Guidance Is Needed

Description: A letter report issued by the Government Accountability Office with an abstract that begins "Under the Freedom of Information Act (FOIA), federal agencies must generally provide access to their information, enabling the public to learn about government operations and decisions. To help ensure proper implementation, the act requires that agencies report annually to the Attorney General on their processing of FOIA requests. For fiscal year 2006, agencies were also to report on their progress in i… more
Date: March 14, 2008
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Defense Acquisitions: Progress Made in Fielding Missile Defense, but Program Is Short of Meeting Goals

Description: A letter report issued by the Government Accountability Office with an abstract that begins "By law, GAO annually assesses the Missile Defense Agency's (MDA) progress in developing and fielding a Ballistic Missile Defense System (BMDS). Funded at $8 billion to nearly $10 billion per year, it is the largest research and development program in the Department of Defense (DOD). The program has been managed in 2-year increments, known as blocks. Block 2006, the second BMDS block, was completed in De… more
Date: March 14, 2008
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Defense Acquisitions: Termination Costs Are Generally Not a Compelling Reason to Continue Programs or Contracts That Otherwise Warrant Ending

Description: A letter report issued by the Government Accountability Office with an abstract that begins "The nation's long-term fiscal imbalances will likely make DOD's $1.6 trillion planned investment in new weapon systems unsustainable. Thus, it is critical that DOD retains the flexibility to end programs and contracts when necessary and appropriate. Although the federal government generally has the legal right to terminate contracts for convenience, defense stakeholders have sometimes expressed concerns… more
Date: March 14, 2008
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
open access

Traffic Safety: Grants Generally Address Key Safety Issues, Despite State Eligibility and Management Difficulties

Description: A letter report issued by the Government Accountability Office with an abstract that begins "In 2005, the Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users (SAFETEA-LU) included authorizations of nearly $2.2 billion for safety incentive grant programs to assist states in their efforts to reduce traffic fatalities. Administered by the Department of Transportation's (DOT) National Highway Traffic Safety Administration (NHTSA), five of these programs provide ince… more
Date: March 14, 2008
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
open access

District of Columbia Public Schools: While Early Reform Efforts Tackle Critical Management Issues, a District-Wide Strategic Education Plan Would Help Guide Long-Term Efforts

Description: Testimony issued by the Government Accountability Office with an abstract that begins "In response to long-standing problems with student academic performance, the condition of school facilities, and the overall management of the D.C. public school system, the D.C. Council approved the Public Education Reform Amendment Act of 2007 (Reform Act). The Reform Act made major changes to the operations and governance of the D.C. public school system, including giving the Mayor authority over public sc… more
Date: March 14, 2008
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
open access

A High-Flux, Flexible Membrane with Parylene-encapsulated Carbon Nanotubes

Description: We present fabrication and characterization of a membrane based on carbon nanotubes (CNTs) and parylene. Carbon nanotubes have shown orders of magnitude enhancement in gas and water permeability compared to estimates generated by conventional theories [1, 2]. Large area membranes that exhibit flux enhancement characteristics of carbon nanotubes may provide an economical solution to a variety of technologies including water desalination [3] and gas sequestration [4]. We report a novel method of … more
Date: March 14, 2008
Creator: Park, H. G.; In, J.; Kim, S.; Fornasiero, F.; Holt, J. K.; Grigoropoulos, C. P. et al.
Partner: UNT Libraries Government Documents Department
open access

Molecular analysis of the gut microbiota of identical twins with Crohn's disease

Description: Increasing evidence suggests that a combination of host genetics and the composition of the gut microbiota are important for development of Crohn's disease (CD). Our aim was to study identical twins with CD to determine microbial factors independently of host genetics. Fecal samples were studied from 10 monozygotic twin pairs with CD (discordant n=6, concordant n=4) and 8 healthy twin pairs. DNA was extracted, 16S rRNA genes were PCR amplified and T-RFLP fingerprints generated using general bac… more
Date: March 14, 2008
Creator: Jansson, Janet; Dicksved, Johan; Halfvarson, Jonas; Rosenquist, Magnus; Jarnerot, Gunnar; Tysk, Curt et al.
Partner: UNT Libraries Government Documents Department
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Optical Switching in VO2 films by below-gap excitation

Description: We study the photo-induced insulator-metal transition in VO2, correlating threshold and dynamic evolution with excitation wavelength. In high-quality single crystal samples, we find that switching can only be induced with photon energies above the 670-meV gap. This contrasts with the case of polycrystalline films, where formation of the metallic state can also be triggered with photon energies as low as 180 meV, well below the bandgap. Perfection of this process may be conducive to novel scheme… more
Date: March 14, 2008
Creator: Dipartimento di Fisica, Universita?di Brescia, Italy
Partner: UNT Libraries Government Documents Department
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Searching for Gluinos at the Tevatron

Description: This letter describes how to perform model-independent searches for new pair-produced color octet particles that each subsequently decay into two jets plus missing energy at the Tevatron. Current searches are not sensitive to all regions of parameter space because they employ CMSSM-motivated cuts. Optimizing the H{sub T} and E{sub T} cuts expands the sensitivity of searches for all kinematically allowed decays.
Date: March 14, 2008
Creator: Alwall, Johan; Le, My-Phuong; Lisanti, Mariangela; Wacker, Jay G. & /SLAC /Stanford U., Phys. Dept.
Partner: UNT Libraries Government Documents Department
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Distributed Fiber Optic Gas Sensing for Harsh Environment

Description: This report summarizes work to develop a novel distributed fiber-optic micro-sensor that is capable of detecting common fossil fuel gases in harsh environments. During the 32-month research and development (R&D) program, GE Global Research successfully synthesized sensing materials using two techniques: sol-gel based fiber surface coating and magnetron sputtering based fiber micro-sensor integration. Palladium nanocrystalline embedded silica matrix material (nc-Pd/Silica), nanocrystalline p… more
Date: March 14, 2008
Creator: Wu, Juntao
Partner: UNT Libraries Government Documents Department
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Investigations of the Rayleigh-Taylor and Richtmyer-Meshkov Instabilities

Description: The present program is centered on the experimental study of shock-induced interfacial fluid instabilities. Both 2-D (near-sinusoids) and 3-D (spheres) initial conditions are studied in a large, vertical square shock tube facility. The evolution of the interface shape, its distortion, the modal growth rates and the mixing of the fluids at the interface are all objectives of the investigation. In parallel to the experiments, calculations are performed using the Raptor code, on platforms made ava… more
Date: March 14, 2008
Creator: Bonazza, Riccardo; Anderson, Mark & Oakley, Jason
Partner: UNT Libraries Government Documents Department
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Remaining Sites Verification Package for the 1607-F1 Sanitary Sewer System (124-F-1) and the 100-F-26:8 (1607-F1) Sanitary Sewer Pipelines Waste Sites, Waste Site Reclassification Form 2004-130

Description: The 1607-F1 Sanitary Sewer System (124-F-1), consisted of a septic tank, drain field, and associated pipelines that received sanitary waste water from the 1701-F Gatehouse, 1709-F Fire Station, and the 1720-F Administrative Office via the 100-F-26:8 pipelines. The septic tank required remedial action based on confirmatory sampling. In accordance with this evaluation, the verification sampling results support a reclassification of this site to Interim Closed Out. The results of verification samp… more
Date: March 14, 2008
Creator: Dittmer, L. M.
Partner: UNT Libraries Government Documents Department
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Pyramid Lake Renewable Energy Project

Description: The Pyramid Lake Paiute Tribe is a federally recognized Tribe residing on the Pyramid Lake Reservation in western Nevada. The funding for this project was used to identify blind geothermal systems disconnected from geothermal sacred sites and develop a Tribal energy corporation for evaluating potential economic development for profit.
Date: March 14, 2008
Creator: Jackson, John
Partner: UNT Libraries Government Documents Department
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Remaining Sites Verification Package for the 1607-F1 Sanitary Sewer System (124-F-1) and the 100-F-26:8 (1607-F1) Sanitary Sewer Pipelines Waste Sites, Waste Site Reclassification Form 2005-004

Description: The 100-F-26:8 waste site consisted of the underground pipelines that conveyed sanitary waste water from the 1701-F Gatehouse, 1709-F Fire Station, and the 1720-F Administrative Office to the 1607-F1 septic tank. The site has been remediated and presently exists as an open excavation. In accordance with this evaluation, the verification sampling results support a reclassification of this site to Interim Closed Out. The results of verification sampling demonstrated that residual contaminant conc… more
Date: March 14, 2008
Creator: Dittmer, L. M.
Partner: UNT Libraries Government Documents Department
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Congressional Liaison Offices of Selected Federal Agencies

Description: This report provides information about the Congressional Liaison Offices of Selected Federal Agencies. This list of about 150 congressional Liaison is intended to help congressional offices in placing telephone calls and addressing correspondence to government agencies.
Date: March 14, 2008
Creator: Watkins, Zina L. & Berry, Carla
Partner: UNT Libraries Government Documents Department
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The House Amendment Tree

Description: This report discusses the House amendment “tree”, which is a chart that depicts the maximum number and types of amendments that may be offered to a measure before any amendment is voted upon.
Date: March 14, 2008
Creator: Oleszek, Walter J.
Partner: UNT Libraries Government Documents Department
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