2,450 research outputs found

    Formation Response of High Frequency Electromagnetic Waves

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    Core samples from rock formations respond to electromagnetic radiation based on an effective permittivity, which depends on the conductivity and permittivity of the constituent components of the rock, as well as the geometric structure of these constituents and the frequency of the radiation. This study analyzes the effect, for radiation of 1 to 100 Mhz, of discrete inclusions having a different permittivity from the surrounding medium. The focus is on the effect of certain geometric features, namely, the individual size of the inclusions, their overall volume fraction, the presence of sharp edges, and their aspect ratio. It is found that the volume fraction has the strongest impact on the effective permittivity, linear at first but higher order at higher volume fractions. The aspect ratio of the inclusions has a moderate effect, which is exaggerated in the extreme case of needle-like inclusions, and which can also be seen in a stronger nonlinearity. There is also a possibility that some features in the shape of the inclusion boundaries may influence the frequency dependence of the effective permittivity. Inclusion size and sharp edges have negligible effect

    Property - Public Documents in the Hands of Private Collectors

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    Institutional and private collectors have for many years played a major role in the continuing effort to collect and preserve valuable historical documents. A sizable number of these documents, estimated at 20-25%, are of public origin. The decision of the North Carolina Supreme Court in State v. West may well have a significant, if not inhibiting, effect upon the activities of these collectors. In West, the State of North Carolina successfully sued to recover two bills of indictment issued over two centuries ago from the possession of an individual collector. This note will review the court\u27s decision in West and attempt to assess its impact

    Alfalfa Vs. Prairie Hay from Birth or after Eight Weeks of Age for Young Dairy Calves with or Without Aureomycin Supplement

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    Dairying Manufacturin

    My Marriage My Choice. Case Study Collection: Learning from case studies of forced marriage of people with learning disabilities

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    This document tells the stories of people with learning disabilities who have been forced to marry, to raise the profile of a little understood issue and contribute to a shift in thinking that will improve safeguarding policy and practice. Forced marriage of people with learning disabilities is different to forced marriage of people without learning disability. As such, it is often not recognised as forced by families, faith leaders or professionals. Some professionals see it as a ‘cultural issue’ and fear being seen as racist or culturally insensitive. This all impacts upon safeguarding policy and practice

    My Marriage My Choice. Summary of Findings

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    The My Marriage My Choice project (a two-year study funded by the National Institute for Health Research, School for Social Care Research) has been conducted with a view to exploring forced marriage of adults with learning disabilities1 from a safeguarding perspective. Its aim was to develop knowledge, policy and practice to support professionals in their work of safeguarding vulnerable children and adults. Forced marriage is defined as a marriage without the consent of one or both parties and where duress is a factor (UK Government Forced Marriage Unit). In a forced marriage one or both spouses do not consent, or due to lacking capacity, cannot consent to the marriage. The research project has also been conducted to raise awareness of forced marriage in order that all of those who are involved in the education, care and support of individuals who cannot effectively consent to any such undertaking, might be empowered to recognise forced marriage as such and respond appropriately

    Resilient Communities: Understanding Networks for Post-Disaster Recovery

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    Community response and recovery from a disaster can vary widely based on community characteristics. Many disasters leave little time for preparation prior to arrival and can cause widespread death and destruction. Regardless of the impact of the disaster, response and recovery rates vary based upon several factors including resource availability, social and physical infrastructure, and policies in each community

    \u27USU-Apogee\u27 Wheat - Registration

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    \u27USU-Apogee\u27 is a full-dwarf hard red spring wheat (Triticum aestivum L.) (NSSL Reg. no. 331390.01; PI 592742) cultivar developed for high yields in controlled environments. USU-Apogee was developed by the Utah Agricultural Experiment Station in cooperation with the National Aeronautics and Space Administration and released in April 1996. NASA is interested in improved food crops for bioregenerative life support systems in space. Apogee is the point in an orbit farthest from the earth. USU-Apogee is a shorter, higher yielding alternative to \u27Yecora Rojo\u27 and \u27Veery-10\u27, the short field cultivars previously selected for use in controlled environments (Bugbee and Salisbury, 1988). USU-Apogee (45-50 cm tall, depending on temperature) is 10 to 15 cm shorter than Yecora Rojo and 2 to 5 cm shorter than Veery-10. USU-Apogee was also selected for resistance to the calcium-induced leaf tip necrosis that occurs in controlled-environments
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