48,244 research outputs found

    Global warming and the GalĂĄpagos

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    What in the World is Going On? A Consideration of the California Euthanasia Proposal

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    Opportunities With Decay-At-Rest Neutrinos From Decay-In-Flight Neutrino Beams

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    Neutrino beam facilities, like spallation neutron facilities, produce copious quantities of neutrinos from the decay at rest of mesons and muons. The viability of decay-in-flight neutrino beams as sites for decay-at-rest neutrino studies has been investigated by calculating expected low-energy neutrino fluxes from the existing Fermilab NuMI beam facility. Decay-at-rest neutrino production in NuMI is found to be roughly equivalent per megawatt to that of spallation facilities, and is concentrated in the facility's target hall and beam stop regions. Interaction rates in 5 and 60 ton liquid argon detectors at a variety of existing and hypothetical locations along the beamline are found to be comparable to the largest existing decay-at-rest datasets for some channels. The physics implications and experimental challenges of such a measurement are discussed, along with prospects for measurements at targeted facilities along a future Fermilab long-baseline neutrino beam.Comment: 6 pages, 3 figure

    An Investigation into the Economic Thought of Medieval Arab-Islamic Scholars and Enlightenment Philosophers

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    This student-faculty collaborative research project focused on the contributions to economic thought of two distinct groups: medieval Arab-Islamic scholars and Enlightenment philosophers. The primary goal of the project was to generate two new chapters to supplement the Evolution of Economic Thought text. It looked to answer the research question, “How did the intellectual activity of medieval Arab-Islamic scholars and Enlightenment philosophers reflect and/or contribute to the development of modern economic thought?” The medieval Arab-Islamic chapter produced findings including a centrality of religion to economic life, the importance of specialization for increased efficiency, and an understanding of just price. Ibn KhaldĆ«n, a prominent scholar of the medieval Arab-Islamic era, recognized a need for the division of labor, as individuals lack the capability of providing sufficient goods on their own to subsist. A holistic approach to thinking and an emphasis on rational methodology and objectivity were major contributions from the research on Enlightenment philosophers. Thomas Hobbes’s social contract theory is a philosophical idea that underlies modern economic theory, discussed at length in the Enlightenment chapter. Both chapters will be accessible online and available for instructors to use separately or in conjunction with existing online chapters as precursors to the main, physical text
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