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CALCULATION OF THE REQUIREMENTS FOR OPERATION OF REFRACTORY-METAL COMPONENTS AT HIGH TEMPERATURE IN VACUUM (open access)

CALCULATION OF THE REQUIREMENTS FOR OPERATION OF REFRACTORY-METAL COMPONENTS AT HIGH TEMPERATURE IN VACUUM

Equations based on kinetic theory relate the contamination of refractory metals in vacuum to the appropriate variables. Several examples are given for which the allowable system pressures are calculated. The examples illustrate the effect of varying several parameters. The importance of the sticking factor for active gases on hot refractory metals and its effect on the system design are discussed. The data for estimating the sticking factor for O/sub 2/ on Nb are given, along with some estimated values. Experimental data on the composition and rates of outgassing of ultrahigh-vacuum systems and their importance in system design are discussed. Several methods of reducing contamination rates and the relative ease and effectiveness of these methods are presented. It was concluded that tests of 1000 hr or longer will probably require system pressures of between 10/sup -9/ and 10/sup -6/ torr, the particular pressure depending upon the residual gas composition, test duration, allowable contamination level, and the other variables discussed. Since the most important source of contamination in a properly designed ultrahigh-vacuum system is the outgassing process, bakeable systems should be designed to operate with walls as cool as practical, and to have a minimum of surface area and outgassing materials inside. …
Date: September 18, 1962
Creator: Clausing, R.E.
System: The UNT Digital Library
Cooperation in the Marine Sciences Through the Intergovernmental Oceanographic Commission (open access)

Cooperation in the Marine Sciences Through the Intergovernmental Oceanographic Commission

This report discusses international cooperation in marine science through the Intergovernmental Oceanographic Commission (IOC) and the structure and activities of the organization.
Date: September 18, 1970
Creator: Price, Nancy C.
System: The UNT Digital Library
District Heating and Cooling Systems for Communities Through Power Plant Retrofit and Distribution Network, City of Piqua, Ohio: Volume 1 [Executive Summary] (open access)

District Heating and Cooling Systems for Communities Through Power Plant Retrofit and Distribution Network, City of Piqua, Ohio: Volume 1 [Executive Summary]

The goal of the Piqua, Ohio District Heating and Cooling Demonstration Project is to demonstrate the feasibility and efficiency of using cogenerated thermal energy from the City's Municipal Power Plant to provide residential, commercial and industrial space heating and cooling and satisfy other community energy needs as appropriate. Progress in four tasks within this project is reported. These tasks include: development of team work plan resource allocation; identification of thermal energy source market; analysis of energy market; and planning of power plant retrofits. (LCL)
Date: September 18, 1979
Creator: Piqua (Ohio)
System: The UNT Digital Library
District Heating and Cooling Systems for Communities Through Power Plant Retrofit and Distribution Network, City of Piqua, Ohio: Volume 2 [Full Report] (open access)

District Heating and Cooling Systems for Communities Through Power Plant Retrofit and Distribution Network, City of Piqua, Ohio: Volume 2 [Full Report]

The feasibility analysis and evaluation of the Piqua, Ohio District Heating and Cooling Demonstration program is being conducted by the Piqua Municipal Power Co., the Piqua Law Dept., the Public Works Dept., a firm of economic analysts, and the Georgia Tech Engineering Dept. This volume contains information on the organization and composition of the demonstration team; characterization of the Piqua community; and the technical, environmental, institutional; financial, and economic assessments of the project. (LCL)
Date: September 18, 1979
Creator: Piqua (Ohio)
System: The UNT Digital Library
PRELIMINARY HOT SPOT ANALYSIS OF THE HFIR (open access)

PRELIMINARY HOT SPOT ANALYSIS OF THE HFIR

None
Date: September 18, 1961
Creator: Hilvety, N.
System: The UNT Digital Library
U.S. Special Operations Forces (SOF): Background and Issues for Congress (open access)

U.S. Special Operations Forces (SOF): Background and Issues for Congress

This report covers Special Operations Forces (SOF) budgets for FY2014 and expected uses of the bugeted money. SOF actions play a significant role in U.S. military operations, and the Administration has given U.S. SOF greater responsibility for planning and conducting worldwide counterterrorism operations.
Date: September 18, 2013
Creator: Feickert, Andrew
System: The UNT Digital Library
Intelligence Spending and Appropriations: Issues for Congress (open access)

Intelligence Spending and Appropriations: Issues for Congress

This report discusses the historic trend in intelligence spending, as well as broader issues concerning the intelligence budgeting process, and may help Members of Congress contextualize information concerning the FY2013 budget.
Date: September 18, 2013
Creator: Erwin, Marshall C. & Belasco, Amy
System: The UNT Digital Library
The National Voter Registration Act of 1993: History, Implementation, and Effects (open access)

The National Voter Registration Act of 1993: History, Implementation, and Effects

This report discusses the Voting Rights Act of 1965 (42 U.S.C. §1973–1973aa-6), which required states to establish voter registration procedures for federal elections so that eligible citizens might apply to register to vote (1) simultaneously while applying for a driver's license, (2) by mail, and (3) at selected state and local offices that serve the public. The law took effect on January 1, 1995, for most states.
Date: September 18, 2013
Creator: Crocker, Royce
System: The UNT Digital Library
Research Summary: September 18, 2000 (open access)

Research Summary: September 18, 2000

Research summary looking at the students of the Texas Academy of Mathematics and Science. Information on demographics, student satisfaction, computer use, regression analyses for admission variables, DAT data analyses, GPA-based group comparison, group differences for admission variables, and descriptive data is included.
Date: September 18, 2000
Creator: Texas Academy of Mathematics and Science
System: The UNT Digital Library
Homeland Security: DHS Requires More Disciplined Investment Management to Help Meet Mission Needs (open access)

Homeland Security: DHS Requires More Disciplined Investment Management to Help Meet Mission Needs

A letter report issued by the Government Accountability Office with an abstract that begins "Nearly all of the Department of Homeland Security (DHS) program managers GAO surveyed reported their programs had experienced significant challenges. Sixty-eight of the 71 respondents reported they experienced funding instability, faced workforce shortfalls, or their planned capabilities changed after initiation, and most survey respondents reported a combination of these challenges. DHS lacks the data needed to accurately measure program performance, but GAO was able to use survey results, information DHS provided to Congress, and an internal DHS review from March 2012 to identify 42 programs that experienced cost growth, schedule slips, or both. GAO gained insight into the magnitude of the cost growth for 16 of the 42 programs, which increased from $19.7 billion in 2008 to $52.2 billion in 2011, an aggregate increase of 166 percent."
Date: September 18, 2012
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
U.S. Fish and Wildlife Service: Additional Flexibility Needed to Deal with Farmlands Received from the Department of Agriculture (open access)

U.S. Fish and Wildlife Service: Additional Flexibility Needed to Deal with Farmlands Received from the Department of Agriculture

A letter report issued by the Government Accountability Office with an abstract that begins "Over the past two decades, provisions of the Food Security Act of 1985, among others, have allowed the Department of Agriculture's Farm Service Agency in partnership with the Department of the Interior's U.S. Fish and Wildlife Service (Service) to add farmlands found to have important resources to the National Wildlife Refuge System. The Farm Service Agency transferred such farmlands to the Service through outright ownership ("fee simple") or through conservation easements. Individual farmlands are managed by the nearest refuge office. GAO was asked to examine (1) the extent of farmland received by the Service, (2) the extent to which the Service is currently managing its farmlands, and (3) alternatives for managing these lands. To answer these objectives, GAO visited five refuges and surveyed managers responsible for a random sample of 98 farmlands."
Date: September 18, 2007
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Military Personnel: Active Duty Benefits Reflect Changing Demographics, but Opportunities Exist to Improve (open access)

Military Personnel: Active Duty Benefits Reflect Changing Demographics, but Opportunities Exist to Improve

A letter report issued by the General Accounting Office with an abstract that begins "The Department of Defense (DOD) uses employee benefits--that is, indirect compensation above and beyond a service member's basic pay--as a tool to recruit and retain personnel. DOD has instituted a number of benefits that reflect demographic changes in the active duty force since the draft ended and the military became an all-volunteer force in 1973. Many of these benefits address one of the most significant demographic changes--an increase in service members with family obligations. A second major demographic change in the active military has been a growing proportion of female service members. DOD has responded positively to most demographic changes by incorporating a number of family-friendly benefits; however, opportunities exist to improve current benefits in this area. In comparing the types of benefits offered by the military with those offered in the private sector, GAO did not identify significant gaps in the benefits available to military personnel. GAO did not make direct comparisons between individual military and private-sector benefits but did determine that all the core benefits offered by most private-sector firms--retirement pay, health care, life insurance, and paid time off--are offered by the military."
Date: September 18, 2002
Creator: United States. General Accounting Office.
System: The UNT Digital Library
Information Technology: Census Bureau Needs to Implement Key Management Practices (open access)

Information Technology: Census Bureau Needs to Implement Key Management Practices

A letter report issued by the Government Accountability Office with an abstract that begins "The U.S. Census Bureau (Census Bureau) has drafted a new investment management plan, system development methodology, and requirements development and management processes to improve its ability to manage information technology (IT) investments and system development, but additional work is needed to ensure these processes are effective and successfully implemented across the bureau. GAO and others have identified the importance of implementing critical processes within an agency to allow it to select, control, and evaluate its IT investments and effectively manage system development. The bureau has developed a new draft investment management plan which contains policies and guidance for managing IT projects; however, the plan does not explain when investments with cost or schedule variances should be escalated to higher-level boards for review, or when managers should provide updated investment information to a planned bureau-wide tracking tool. The bureau has also developed a new system development methodology guide, but the guide has critical gaps. For example, although there are five development process models allowed, including the traditional sequential approach and newer more iterative approaches, the guide does not explain how to adapt processes and related work products …
Date: September 18, 2012
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Biscuit Fire Recovery Project: Analysis of Project Development, Salvage Sales, and Other Activities (open access)

Biscuit Fire Recovery Project: Analysis of Project Development, Salvage Sales, and Other Activities

A letter report issued by the Government Accountability Office with an abstract that begins "In 2002, the Biscuit Fire burned almost 500,000 acres of the Rogue River-Siskiyou National Forest in southwestern Oregon. In its wake, the Biscuit Fire Recovery Project (Project) is one of the largest, most complex postfire recovery projects undertaken by the Forest Service. Considerable controversy exists over the Project and its salvage sales to harvest dead trees. GAO was asked to determine (1) how the Project compares with the Forest Service's general approach to postfire recovery, (2) the status of the Project's salvage sales and how the reported financial and economic results of the sales compare with initial estimates, (3) the status of other Project activities, and (4) the extent of reported improper logging and the agency's response. To answer these objectives, GAO reviewed Project environmental analysis documents, plans, and activity reports and interviewed agency officials."
Date: September 18, 2006
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Voluntary Organizations: FEMA Should More Fully Assess Organization's Mass Care Capabilities and Update the Red Cross Role in Catastrophic Events (open access)

Voluntary Organizations: FEMA Should More Fully Assess Organization's Mass Care Capabilities and Update the Red Cross Role in Catastrophic Events

A letter report issued by the Government Accountability Office with an abstract that begins "Voluntary organizations have traditionally played a major role in the nation's response to disasters, but the response to Hurricane Katrina raised concerns about their ability to handle large-scale disasters. This report examines (1) the roles of five voluntary organizations in providing mass care and other services, (2) the steps they have taken to improve service delivery, (3) their current capabilities for responding to mass care needs, and (4) the challenges they face in preparing for large-scale disasters. To address these questions, GAO reviewed the American Red Cross, The Salvation Army, the Southern Baptist Convention, Catholic Charities USA, and United Way of America; interviewed officials from these organizations and the Federal Emergency Management Agency (FEMA); reviewed data and laws; and visited four high-risk metro areas--Los Angeles, Miami, New York, and Washington, D.C."
Date: September 18, 2008
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
United Nations Peacekeeping: Lines of Authority for Field Procurement Remain Unclear, but Reforms Have Addressed Some Issues (open access)

United Nations Peacekeeping: Lines of Authority for Field Procurement Remain Unclear, but Reforms Have Addressed Some Issues

A letter report issued by the Government Accountability Office with an abstract that begins "The United States is the largest financial contributor to United Nations (UN) peacekeeping operations--providing about $1.4 billion in 2008 (about 26 percent of the total UN peacekeeping assessed budget)--and has a strong interest in the efficient and effective management of these operations. The size and scope of UN peacekeeping has significantly increased over the past several years and the UN has pursued management reforms to strengthen its capacity to support operations. GAO was asked to examine (1) the status of the current restructuring and strengthening of peacekeeping management including procurement for the field, (2) the status of reforms to address previously identified problems with peacekeeping procurement, and (3) the UN Logistics Base's support of peacekeeping operations. GAO reviewed relevant UN documents; conducted structured interviews with chief procurement officers at 20 peacekeeping missions; and interviewed UN and U.S. officials. State agreed with the report and commented that it would draw upon some of the report findings in its discussion with the United Nations. The UN agreed with GAO's assessment of the status of reforms and provided technical comments, which are addressed in the report as appropriate."
Date: September 18, 2008
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Treasury Continues to Implement Its Oversight System for Addressing TARP Conflicts of Interest (open access)

Treasury Continues to Implement Its Oversight System for Addressing TARP Conflicts of Interest

A letter report issued by the Government Accountability Office with an abstract that begins "Treasury has taken a number of actions since 2008, in part in response to recommendations we made, to establish a structured system to manage potential conflicts of interest involving its contractors and financial agents. The system is based on a formal regulation Treasury issued in interim form in 2009 and final form in 2011, which prohibits organizational or personal conflicts of interest unless they have been waived or mitigated under a Treasury-approved plan. The regulation sets forth requirements to address actual and potential conflicts that may arise, establishes responsibilities for contractors and financial agents in preventing conflicts from occurring, and outlines Treasury's process for reviewing and addressing conflicts. Treasury has developed a multifaceted process to manage and oversee potential conflicts of interest, which is managed by OFS's Office of the Chief Compliance Officer. The process includes reviewing proposed contracts and financial agency agreements, approving contractor and financial agent mitigation plans, addressing conflicts of interest inquiries, reviewing conflicts of interest certifications, and preparing feedback reports for contractors and financial agents. In addition, because the monitoring of conflicts of interest was based to some degree on self-reported information …
Date: September 18, 2012
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Race To The Top: States Implementing Teacher and Principal Evaluation Systems despite Challenges (open access)

Race To The Top: States Implementing Teacher and Principal Evaluation Systems despite Challenges

A letter report issued by the Government Accountability Office with an abstract that begins "By school year 2012-13, 6 of 12 Race to The Top (RTT) states fully implemented their evaluation systems (i.e., for all teachers and principals in all RTT districts). However, their success in fully implementing by the date targeted in their RTT applications varied. Three of these states met their target date while three did not for various reasons, such as needing more time to develop student academic growth measures. The six states that did not fully implement either piloted or partially implemented. The scope of pilots varied. One state piloted to about 14 percent of teachers and principals while another piloted to about 30 percent of teachers. State or district officials in four of the six states expressed some concerns about their readiness for full implementation."
Date: September 18, 2013
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Veterans' Health Care Budget: Better Labeling of Services and More Detailed Information Could Improve the Congressional Budget Justification (open access)

Veterans' Health Care Budget: Better Labeling of Services and More Detailed Information Could Improve the Congressional Budget Justification

A letter report issued by the Government Accountability Office with an abstract that begins "The Department of Veterans Affairs (VA) creates its budget request through its Enrollee Health Care Projection Model (EHCPM) using data from systems designed for the former single-account structure. These systems do not explicitly consider the three appropriations accounts: Medical Services, Medical Support and Compliance, and Medical Facilities. According to Veterans Health Administration (VHA) officials, VHA formulates its budget based on the single appropriations account, in part, because the systems to formulate the request were in place prior to 2004, which was when the three-account structure was established. VA then presents the information in the Congressional Budget Justification (CBJ) by taking the data developed by the EHCPM and then, based on historical percentages and future projections, assigning the requested amounts to the three appropriations accounts."
Date: September 18, 2012
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Homeland Defense: Greater Focus on Analysis of Alternatives and Threats Needed to Improve DOD's Strategic Nuclear Weapons Security (open access)

Homeland Defense: Greater Focus on Analysis of Alternatives and Threats Needed to Improve DOD's Strategic Nuclear Weapons Security

A letter report issued by the Government Accountability Office with an abstract that begins "A successful terrorist attack on a facility containing nuclear weapons could have devastating consequences. GAO was asked to compare the Department of Defense's (DOD) and Department of Energy's (DOE) efforts to protect the nation's nuclear weapons where they are stored, maintained, or transported. This report (1) compares the nuclear weapons security policies and procedures at DOD and DOE, and the extent to which cost-benefit analyses are required; (2) compares DOD and DOE efforts to assess threats to nuclear weapons; and (3) identifies total current and projected funding requirements for securing nuclear weapons, including military construction costs. GAO analyzed DOD and DOE nuclear weapons security policies and procedures; visited sites that store, maintain, or transport nuclear weapons; and analyzed funding data for fiscal years 2006 through 2013. This report is an unclassified version of a classified report issued in May 2009."
Date: September 18, 2009
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Child Care: States Exercise Flexibility in Setting Reimbursement Rates and Providing Access for Low-Income Children (open access)

Child Care: States Exercise Flexibility in Setting Reimbursement Rates and Providing Access for Low-Income Children

A letter report issued by the General Accounting Office with an abstract that begins "Federal welfare legislation passed in 1996 placed a greater emphasis on helping low-income families end dependence on government benefits by promoting job preparation and work. To reach this goal, the legislation gave states greater flexibility to design programs that use federal funds to subsidize child care for low-income families. Under the Child Care and Development Fund, this flexibility includes the freedom to largely determine which low-income families are eligible to receive child care subsidies. These maximum rates consist of two parts--a state subsidy and family co-payment. States also establish maximum reimbursement rates for child care. States reported considering market rate survey and budget and policy goals in setting maximum reimbursement rates. All states reported conducting market rate surveys in the past 2 years that obtained data on providers' fees, but 10 states reported that they did not base the reimbursement rates for child care providers on their most recent market rate surveys. In the nine communities visited, GAO calculated that hypothetical families' access to child care centers and family home providers varied widely as a result of the different subsidies and family co-payments established by each …
Date: September 18, 2002
Creator: United States. General Accounting Office.
System: The UNT Digital Library
Rural Economic Development: Collaboration between SBA and USDA Could Be Improved (open access)

Rural Economic Development: Collaboration between SBA and USDA Could Be Improved

A letter report issued by the Government Accountability Office with an abstract that begins "The Small Business Administration (SBA) and the Rural Development offices of the U.S. Department of Agriculture both work in rural areas to foster economic development by promoting entrepreneurship and community development. This report discusses (1) the complementary nature of some SBA and Rural Development programs and the extent to which it provides a rationale for the agencies to collaborate, (2) past and current efforts by SBA and Rural Development to work together and with other agencies, and (3) opportunities for the agencies to improve their collaborative efforts. In completing its work, GAO analyzed agency documentation and prior reports on collaboration, conducted site visits at locations where SBA and Rural Development were working together, and interviewed agency and selected economic development officials."
Date: September 18, 2008
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Information Sharing: DHS Has Demonstrated Leadership and Progress, but Additional Actions Could Help Sustain and Strengthen Efforts (open access)

Information Sharing: DHS Has Demonstrated Leadership and Progress, but Additional Actions Could Help Sustain and Strengthen Efforts

A letter report issued by the Government Accountability Office with an abstract that begins "The Department of Homeland Security (DHS) has made progress in achieving its information-sharing mission, but could take additional steps to improve its efforts. Specifically, DHS has demonstrated leadership commitment by establishing a governance board to serve as the decision-making body for DHS information-sharing issues. The board has enhanced collaboration among DHS components and identified a list of key information-sharing initiatives. The board has also developed and documented a process to prioritize some of the initiatives for additional oversight and support. However, because DHS has not revised its policies and guidance to include processes for identifying information-sharing gaps and the results; analyzing root causes of those gaps; and identifying, assessing, and mitigating risks of removing incomplete initiatives from its list, it does not have an institutional record that would help it replicate and sustain those information-sharing efforts. Overall, DHS’s key information-sharing initiatives have progressed, and most have met interim milestones. However, progress has slowed for half of the 18 key initiatives, in part because of funding constraints. For example, 5 of DHS’s top 8 priority information-sharing initiatives currently face funding shortfalls. The board has not been able …
Date: September 18, 2012
Creator: United States. Government Accountability Office.
System: The UNT Digital Library
Ryan White CARE Act: Effects of Certain Funding Provisions on Grant Awards (open access)

Ryan White CARE Act: Effects of Certain Funding Provisions on Grant Awards

A letter report issued by the Government Accountability Office with an abstract that begins "Funds are made available under the Ryan White Comprehensive AIDS Resources Emergency Act of 1990 (CARE Act) for individuals affected by HIV/AIDS. Part A provides for grants to metropolitan areas and Part B provides for grants to states and territories and associated jurisdictions for HIV/AIDS services and for AIDS Drug Assistance Programs (ADAP). The Ryan White HIV/AIDS Treatment Modernization Act of 2006 (RWTMA) reauthorized CARE Act programs for fiscal years 2007 through 2009. RWTMA requires name-based HIV case counts for determining CARE Act funding, but an exemption allows the use of code-based case counts through fiscal year 2009. RWTMA formulas include hold-harmless provisions that protect grantees' funding at specified levels. RWTMA also included provisions under which Part A and B grantees with unobligated balances over 2 percent at the end of the grant year incur a penalty in future funding. GAO was asked to examine CARE Act funding provisions. This report provides information on (1) how many Part B grantees collect and use name-based HIV case counts for CARE Act funding; (2) the distribution of Part A hold-harmless funding; and (3) reductions in Part B grantees' …
Date: September 18, 2009
Creator: United States. Government Accountability Office.
System: The UNT Digital Library