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Theoretical study of the structure, energetics, and dynamics of silicon and carbon systems using tight-binding approaches

Description: Semiempirical interatomic potentials are developed for silicon and carbon by modeling the total energy of the system using tight-binding approaches. The parameters of the models were obtained by fitting to results from accurate first-principles Local Density Functional calculations. Applications to the computation of phonons as a function of volume for diamond-structured silicon and carbon and the thermal expansions for silicon and diamond yields results which agree well with experiment. The ph… more
Date: October 25, 1991
Creator: Xu, Chunhui.
Partner: UNT Libraries Government Documents Department
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Monthly energy review, October 1991. [Contains glossary]

Description: This report presents current data on production, consumption, stocks, imports, exports, and prices of the principal energy commodities in the United States. Also included are data on international production of crude oil, consumption of petroleum products, petroleum stocks, and production of electricity from nuclear-powered facilities. 36 figs., 57 tabs.
Date: October 25, 1991
Partner: UNT Libraries Government Documents Department
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Navy Aegis Ballistic Missile Defense (BMD) Program: Background and Issues for Congress

Description: Report that discusses the funding for the growth of the Aegis ballistic missile defense (BMD) program. The Aegis BMD program, which is carried out by the Missile Defense Agency (MDA) and the Navy, gives Navy Aegis cruisers and destroyers a capability for conducting BMD operations.
Date: October 25, 2012
Creator: O'Rourke, Ronald
Partner: UNT Libraries Government Documents Department
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Constitutionality of Retroactive Tax Legislation

Description: Report that examines the constitutional provisions that might be implicated by retroactive tax legislation, including legislation that seems intended to punish past behavior.
Date: October 25, 2012
Creator: Lunder, Erika K.; Meltz, Robert & Thomas, Kenneth R.
Partner: UNT Libraries Government Documents Department
open access

Guam: U.S. Defense Deployments

Description: Report that provides a basic overview of the island of Guam, including population and location, as well as the strategic significance of Guam for boosting U.S. deterrence and power projection in Asia.
Date: October 25, 2012
Creator: Kan, Shirley A.
Partner: UNT Libraries Government Documents Department
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Army Drawdown and Restructuring: Background and Issues for Congress

Description: This report discusses the new defense strategy, which was unveiled by senior DOD leadership based on a review of potential future security challenges, current defense strategy, and budgetary constraints. This strategy will rebalance the Army's global posture and presence, emphasizing where potential problems are likely to arise, such as the Asia-Pacific region and the Middle East
Date: October 25, 2013
Creator: Feickert, Andrew
Partner: UNT Libraries Government Documents Department
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Cybersecurity: Authoritative Reports and Resources

Description: This report provides links to cybersecurity hearings and legislation under consideration in the 113th Congress and those considered in the 112th Congress, as well as executive orders and presidential directives, data and statistics, glossaries, and authoritative reports.
Date: October 25, 2013
Creator: Tehan, Rita
Partner: UNT Libraries Government Documents Department
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Armenia, Azerbaijan, and Georgia: Political Developments and Implications for U.S. Interests

Description: This report discusses the history and political background of Armenia, Azerbaijan, and Georgia since their breakaway from the former Soviet Union at the end of 1991. It looks at key issues for the 112th Congress including economies, energy, regional politics, local crime, and terrorism.
Date: October 25, 2013
Creator: Nichol, Jim
Partner: UNT Libraries Government Documents Department
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Introducing a Public Advocate into the Foreign Intelligence Surveillance Act's Courts: Select Legal Issues

Description: This report explores government surveillance act and other difficult constitutional issues prompted by the idea of including a new adversary in established under the Foreign Intelligence Surveillance Act of 1978 (FISA) FISA court proceedings.
Date: October 25, 2013
Creator: Nolan, Andrew; Thompson, Richard M., II & Chu, Vivian S.
Partner: UNT Libraries Government Documents Department
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Medicare Program Integrity: Contractors Reported Generating Savings, but CMS Could Improve Its Oversight

Description: A letter report issued by the Government Accountability Office with an abstract that begins "The Centers for Medicare and Medicaid Services (CMS) paid its Zone Program Integrity Contractors (ZPIC) about $108 million in 2012. ZPICs reported spending most of this funding on fraud case development, primarily for investigative staff, who in 2012 reported conducting about 3,600 beneficiary interviews, almost 780 onsite inspections, and reviews of more than 200,000 Medicare claims."
Date: October 25, 2013
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Federal Facilities: Selected Facilities' Emergency Plans Generally Reflect Federal Guidance

Description: A letter report issued by the Government Accountability Office with an abstract that begins "Federal agencies occupying facilities owned or leased by the General Services Administration (GSA) are responsible for preparing and maintaining occupant emergency plans (OEP), with assistance or guidance from the Federal Protective Service (FPS) and others, and the majority of selected federal facilities' OEPs GAO reviewed reflect federal guidance. As required by federal regulations, all 20 selected fa… more
Date: October 25, 2013
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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National Laboratories: DOE Needs to Improve Oversight of Work Performed for Non-DOE Entities

Description: A letter report issued by the Government Accountability Office with an abstract that begins "In fiscal years 2008 through 2012, the Department of Energy (DOE) performed about $2 billion annually of Work for Others (WFO) projects, as measured by the costs incurred. Although the amount of WFO performed has remained relatively constant over the last 5 years overall, WFO as a percentage of the total work performed at the laboratories--measured in total laboratory costs incurred--has declined from 1… more
Date: October 25, 2013
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Information Technology: Improvements for Acquisition of Customs Trade Processing System Continue, but Further Efforts Needed to Avoid More Cost and Schedule Shortfalls

Description: A letter report issued by the Government Accountability Office with an abstract that begins "The Department of Homeland Security (DHS) established the Automated Commercial Environment (ACE) program to replace and supplement existing cargo processing technology. According to the fiscal year 2007 DHS appropriations act, DHS is to develop and submit an expenditure plan for ACE that satisfies certain conditions, including being reviewed by GAO. GAO reviewed the plan to (1) determine whether the exp… more
Date: October 25, 2007
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Military Readiness: DOD Needs to Identify and Address Gaps and Potential Risks in Program Strategies and Funding Priorities for Selected Equipment

Description: A letter report issued by the Government Accountability Office with an abstract that begins "With continued heavy military involvement in operations in Iraq and Afghanistan, the Department of Defense (DOD) is spending billions of dollars sustaining or replacing its inventory of key equipment items while also planning to spend billions of dollars to develop and procure new systems to transform the department's warfighting capabilities. GAO developed a red, yellow, green assessment framework to (… more
Date: October 25, 2005
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Moving Illegal Proceeds: Challenges Exist in the Federal Government's Effort to Stem Cross-Border Currency Smuggling

Description: A letter report issued by the Government Accountability Office with an abstract that begins "U.S. Customs and Border Protection (CBP) is the lead federal agency responsible for inspecting travelers who seek to smuggle large volumes of cash--called bulk cash--when leaving the country through land ports of entry. It is estimated that criminals smuggle $18 billion to $39 billion a year in bulk cash across the southwest border. The Financial Crimes Enforcement Network (FinCEN) is responsible for re… more
Date: October 25, 2010
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Supply Chain Security: CBP Needs to Conduct Regular Assessments of Its Cargo Targeting System

Description: A letter report issued by the Government Accountability Office with an abstract that begins "U.S. Customs and Border Protection (CBP), within the Department of Homeland Security (DHS), employs a risk-based approach that uses the Automated Targeting System (ATS) and other tools to identify (target) maritime cargo shipments for further examination. ATS is a web-based enforcement and decision support system that includes a set of rules to assess the risk level for each arriving cargo shipment. Thi… more
Date: October 25, 2012
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Critical Infrastructure Protection: An Implementation Strategy Could Advance DHS's Coordination of Resilience Efforts across Ports and Other Infrastructure

Description: A letter report issued by the Government Accountability Office with an abstract that begins "The Department of Homeland Security (DHS) is developing a resilience policy, but an implementation strategy is a key next step that could help strengthen DHS resilience efforts. DHS defines resilience as the ability to resist, absorb, recover from, or adapt to adversity, and some high-level documents currently promote resilience as a key national goal. Specifically, two key White House documents emphasi… more
Date: October 25, 2012
Creator: United States. Government Accountability Office.
Partner: UNT Libraries Government Documents Department
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Military Treatment Facilities: Internal Control Activities Need Improvement

Description: A letter report issued by the General Accounting Office with an abstract that begins "The $24 billion Military Health System provided health care to over 8 million eligible beneficiaries. Although Congress has provided sizeable increases in funding for health care over the past few years, the Department of Defense (DOD) has needed supplemental appropriations for 6 of the last 8 fiscal years from 1994 to 2001 because its costs were higher than expected. The growing budgetary pressure increases t… more
Date: October 25, 2002
Creator: United States. General Accounting Office.
Partner: UNT Libraries Government Documents Department
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HUD Management: Impact Measurement Needed for Technical Assistance

Description: A letter report issued by the General Accounting Office with an abstract that begins "Technical Assistance is an important means through which the Department of Housing and Urban Development (HUD) can influence how its program funds are spent; this assistance can range from training workshops to one-on-one assistance. GAO was asked to determine how many HUD technical assistance programs Congress has authorized and their cost; why HUD offers technical assistance programs and who provides and rec… more
Date: October 25, 2002
Creator: United States. General Accounting Office.
Partner: UNT Libraries Government Documents Department
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Nonproliferation: Strategy Needed to Strengthen Multilateral Export Control Regimes

Description: A letter report issued by the General Accounting Office with an abstract that begins "Multilateral export control regimes are consensus-based, voluntary arrangements of supplier countries that produce technologies useful in developing weapons of mass destruction or conventional weapons. The regimes aim to restrict trade in these technologies to keep them from proliferating states or terrorists. The United States seeks to improve the effectiveness of these regimes. GAO was asked to (1) assess we… more
Date: October 25, 2002
Creator: United States. General Accounting Office.
Partner: UNT Libraries Government Documents Department
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