1,630 research outputs found

    Design of microstrip components by computer

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    Development of computer programs for component analysis and design aids used in production of microstrip components is discussed. System includes designs for couplers, filters, circulators, transformers, power splitters, diode switches, and attenuators

    Validity and Reliability of Devices Measuring Countermovement Vertical Jump Performance

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    The counter-movement jump (CMJ) test is a standard measure of lower body power and can be related to other aspects of athletic performance. With many tools commercially available, it can be difficult for professionals to distinguish which device provides the most accurate results for the best cost. While these devices have been previously validated individually, no past studies have concurrently examined these specific tools. The purpose of this study was to determine the accuracy of four different CMJ measuring devices when compared to the gold standard of a force plate. Thirty-one physically active university students were recruited for this study. Upon completion of a short dynamic warm-up and instruction on proper jumping technique, each participant performed four maximal CMJs on the force plate. They then performed an additional four maximal CMJs in an area where four other instruments were used to measure CMJ simultaneously: accelerometer-based sensor, a contact mat, a photoelectrical cell system, and a mobile device video app. Analysis of the data was conducted, and results showed that while slightly overestimating measurements, the commercial devices that seem to agree the closest to the gold standard force plate were the contact mat and accelerometer-based sensor

    Cosmopolitanism as a measure of political tolerance : an inquiry into the acceptability of homosexuality

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    Title from PDF of title page (University of Missouri--Columbia, viewed on March 28, 2011).The entire thesis text is included in the research.pdf file; the official abstract appears in the short.pdf file; a non-technical public abstract appears in the public.pdf file.Thesis advisor: Dr. Justin Dyer.M.A. University of Missouri--Columbia 2010.The term "cosmopolitanism," or feelings of global citizenry, is often used in contemporary culture but neglected in the social sciences. This study attempts to resurrect cosmopolitanism and evaluate its relationship with tolerance toward a current stigmatized group: homosexuals. This study creates a multi-part measurement of cosmopolitanism, consisting of feelings of global citizenry, a desire for diversity, and a lack of patriotism. I test the hypothesis that individuals with cosmopolitan feelings will have warmer affective attitudes toward homosexuality with 2005 data from the World Values Survey. I find that even after controlling for normal predictors of homosexual tolerance (i.e., gender, education, religion, partisanship, and political ideology), people with more cosmopolitan mind-sets have warmer attitudes toward homosexuals. Coupled with a nation-wide growing acceptance of homosexuals, I argue that increasing cosmopolitan attitudes may engender more success for the gay rights movement.Includes bibliographical reference
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