5,768 research outputs found

    KC-135 aero-optical turbulent boundary layer/shear layer experiment revisited

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    The aero-optical effects associated with propagating a laser beam through both an aircraft turbulent boundary layer and artificially generated shear layers are examined. The data present comparisons from observed optical performance with those inferred from aerodynamic measurements of unsteady density and correlation lengths within the same random flow fields. Using optical instrumentation with tens of microsecond temporal resolution through a finite aperture, optical performance degradation was determined and contrasted with the infinite aperture time averaged aerodynamic measurement. In addition, the optical data were artificially clipped to compare to theoretical scaling calculations. Optical instrumentation consisted of a custom Q switched Nd:Yag double pulsed laser, and a holographic camera which recorded the random flow field in a double pass, double pulse mode. Aerodynamic parameters were measured using hot film anemometer probes and a five hole pressure probe. Each technique is described with its associated theoretical basis for comparison. The effects of finite aperture and spatial and temporal frequencies of the random flow are considered

    Multiplication Operators on Weighted Banach Spaces of a Tree

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    We study multiplication operators on the weighted Banach spaces of an infinite tree. We characterize the bounded and the compact operators, as well as determine the operator norm. In addition, we determine the spectrum of the bounded multiplication operators and characterize the isometries. Finally, we study the multiplication operators between the weighted Banach spaces and the Lipschitz space by characterizing the bounded and the compact operators, determine estimates on the operator norm, and show there are no isometries

    Legal Interoperability Issues in International Cooperation Measures to Secure the Maritime Commons

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    Contains papers submitted at a workshop sponsored by the William B. Ruger Chair of National Security Economics, Newport, Rhode Island 6-8 November, 2006.https://digitalcommons.law.uw.edu/faculty-books/1017/thumbnail.jp

    Newspaper - The Shelby Star- Nov 14 1991 - Gene Watterson

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    Watterson is succeeded by Glen Holt as president of the North Carolina Baptist Convention.https://digitalcommons.gardner-webb.edu/first-baptist-shelby-gene-watterson/1026/thumbnail.jp

    The Limits of Intelligence in Maritime Counterproliferation Operations

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    This article begins with an examination of the intelligence needs of those engaged in maritime counterproliferation efforts. It then turns to risk-management decision making under conditions of uncertainty, focusing on decisions at the operational level and exploring the question of whether decision strategies in the WMD context should seek to minimize false-negative or false-positive errors. It concludes that even vastly improved maritime intelligence will not obviate the need for national and operational commanders to make decisions under conditions of uncertainty and that such decisions should be made on the basis of established risk-assessment and management principles. At the same time, risk management analysis must be sensitive to the public’s attitude toward risk. When possession of WMD is at stake, sound risk management that gives appropriate weight to the public’s preferences might well call for action even where the relevant event probabilities are quite low

    Editor\u27s Note

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    1989 marks the centennial of the State of Washington. The staff of the Washington Law Review is pleased to join in the state-wide celebration by incorporating the Washington Centennial logo into our cover for Volume 64, and by dedicating the first issue of that volume to state constitutional law topics

    Australia\u27s \u3ci\u3eTampa\u3c/i\u3e Incident: The Convergence of International and Domestic Refugee and Maritime Law in the Pacific Rim: Introduction to the Maritime Law Forum

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    The members of the Pacific Rim Law & Policy Journal are to be congratulated for their initiative, compassion, and insight in calling attention to the August 26, 2001 M/V Tampa incident and subjecting the actions of the involved principals and the governing legal regime to close and thoughtful scrutiny. Planning for the April 22, 2002 symposium in Seattle began in the fall of 2001, shortly after the Tampa\u27s week-long crisis involving 438 migrants garnered international attention. Speakers for the Symposium conference, recruited under the leadership of the Journal\u27s 2001-2002 Editor-in-Chief, Kelly Thomas, hailed from Australia, Europe and throughout the United States. Two key student papers published in an earlier issue of the Journal provided essential background information and analysis of the maritime\u27 and refugee law issues raised by the incident. Through their efforts over the past year and a half, the members of the Journal have clearly distinguished this publication as a progressive forum for legal and policy questions affecting the Pacific Rim. It was my pleasure to work with them in bringing the project to fruition

    Limitation of Liability

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    From the list of problems with the Limitation Act in the U.S. that are within the federal courts\u27 power to resolve, I have elected to discuss three. Necessarily, the coverage of each problem will be brief. After a short summary of the Limitation Act\u27s principal features, the essay examines the recurring confusion over the relevance of unseaworthiness in limitation actions. Second, it highlights the need to update the courts\u27 choice of law doctrine for limitation issues. Finally, it turns to an issue that is only beginning to emerge, and one which the federal courts may yet save from idiosyncratic precedents that further separate the U.S. from the rest of the international community. By 2002, virtually all seagoing merchant vessels will be required to comply with the International Safety Management Code (ISM Code), a sweeping new mandate for vessel owners and mangers to implement vessel safety management and environmental compliance systems. The effect of the ISM Code regime on shipowner limitation of liability may be dramatic. Some believe that a shipowner\u27s qualified right to limit liability under U.S. law will effectively be eliminated by the new Code. They might be right, at least if federal courts in the U.S. continue to expand the concept of shipowner privity or knowledge under the Limitation Act to embrace objective knowledge. The result could be that within the U.S. only recreational boat owners and others who fall outside the ISM Code regime will have any chance of limiting liability under U.S. law, while shipowners in nations that adhere to the 1976 Limitation Convention, which rejects the vague privity or knowledge standard, will continue to limit their liability, without compromising their compliance with the ISM Code

    A Primer on the Nonproliferation Regime for Maritime Security Operations Forces

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    This article seeks to provide the reader with an overview of the weapons of mass destruction (WMD) nonproliferation regime relevant to marine security operations and to alert the reader to shortfalls in that regime that might frustrate at-sea efforts to interdict WMD shipments. It begins with a general description of the international approach to combating proliferation of WMD and then examines the individual regimes for nuclear weapons, chemical weapons (CW), biological-toxin weapons (BTW) and WMD delivery systems, such as missiles and unmanned aerial vehicles. It next traces the development of several resolutions by the United Nations Security Council that target global terrorism and WMD proliferation. The article does not directly address maritime operations in support of Security Council resolutions imposing economic sanctions on a particular nation, nor does it address the war-time doctrines of neutrality, visit and search for contraband or blockade. The article concludes that while the global nonproliferation regime has progressively developed over the past several decades, it remains incomplete

    Protecting the Oceanic Gardens of Eden: International Law Issues in Deep-Sea Vent Resource Conservation and Management

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    This article seeks to stimulate the nascent discussion on legal questions presented by access to, and use of, deep-sea hydrothermal vent sites and resources and to help guide ocean policy analysts in their efforts to formulate and implement appropriate conservation and management measures adapted to the unique multiple-use conflicts posed by the vent phenomena. The inquiry is timely and important for the vent communities, some of which are already showing signs of the human footprint—a footprint that may in the not too distant future include the tracks of submarine bulldozers as they set about the job of seabed mining. The article begins with a brief description of the nature of the vents in Part II and their existing and expected uses in Part III. Part IV of the article then provides an overview of the components of the legal regime applicable to vents on the outer continental shelf or deep seabed, focusing primarily on the 1982 U.N. Convention on the Law of the Sea (LOSC) and the 1992 Convention on Biological Diversity (CBD). Parts V and VI focus on the legal issues that are likely to arise in the context of the seabed hydrothermal vents and their living and genetic resources under the LOSC and CBD respectively. The article closes with some preliminary conclusions and an assessment of the implications of those conclusions for seabed vent conservation and management options
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