677 research outputs found

    Development of methods for the analysis and evaluation of CCV aircraft

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    The development of an advanced, computerized method for the analysis and evaluation of the aeroelastic stability and control parameters of controls fixed and controls free flight vehicles is presented. Specifically, the Level 2.01 FLEXSTAB computer program system is described. Technical areas in aerodynamics, dynamics, and control system synthesis are defined in which further research and development are planned to extend the analysis capability of the system for future CCV applications

    Christmas Suggestions From Iowa State Servicemen

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    Pfc. Lee Schwanz, ROTC, suggests serviceable gifts which would be welcomed by an army ma

    How Well Do You Know Your Faculty?

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    For years Iowa State students, as well as scholars throughout the nation, have been brought face to face with the problem of student-faculty relations. Nor is it their problem alone. Faculty members on the other side of the fence have had their share of difficulties to confront. It is an eternal conflict

    From: Phil J. Schwanz (pres. Midwestern United Life Insurance Company)

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    Exploring Neural Entrainment and Beat Perception Through Movement

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    The way humans move to music has a large impact on how music is synchronized to, interpreted, and enjoyed. It is understood that movements to music aid in beat perception, and neural oscillations have the ability to entrain to musical rhythms. This study attempted to link these two well-established phenomena by exploring the use of movement to simple and complex musical rhythms to enhance neural entrainment. Ten undergraduate students engaged in 60 simple and complex musical rhythms, either tapping along to the beat or listening without movement, while undergoing EEG recording. Although the differences in brain response amplitude were not significant, brain activity responses to movement to complex rhythms were numerically greater than those prior to movement or movement to simple rhythms. These findings suggest that movement to complex musical rhythms has the potential to enhance neural entrainment, however a larger sample is needed to see these effects

    A culture of anatomy: The public writings of American Anatomists, 1800-1870

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    This thesis examines the public writings of several American anatomists who wrote between the years 1800 and 1870. Anatomists and the public clashed over the proper place of anatomical knowledge and research in American society. Anatomists had to prove that their field of inquiry was both worthwhile and morally acceptable. In their attempts to do so, anatomists formed a distinct subculture separate from that of practicing physicians, as well as influenced the debate over anatomy\u27s place within the medical field. Examining the public writings of American anatomists during this period provides insight into the ways in which this debate was carried out. This thesis examines the writings of three American anatomists of the nineteenth century: William Horner, Charles Knowlton, and Oliver Wendell Holmes, Sr. Three themes had been identified in their combined works: religion, empiricism, and professionalization. Although these three men held different opinions on these topics, all used religion, experimental science, and professionalization in order to argue for the legitimacy of their discipline. Their religious and scientific arguments fed into their conclusion that anatomists and the field of anatomy needed to professionalize in order to be taken seriously. American anatomists made sure that their field was included in the professionalization of American medicine at large, particularly in the requirements for medical education and licensure. Horner, Knowlton, and Holmes through their writings demonstrate differing opinions on such important matters as religion, and experimental evidence, and the way in which anatomy should be included in the professionalization of the medical field at large, but all three through their writings influenced the professionalization of anatomy as a legitimate area of research

    Military aircraft research opportunities for the future

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    Military aircraft research opportunities for the future are briefly surveyed. Aircraft control theory, design analysis, systems integration and flight characteristics are discussed

    Solution based processing of garnet type oxides for optimized lithium-ion transport

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    Current lithium based portable electrochemical storage devices are limited by the inherent instability and volatility of conventional electrolytes materials. Ceramic materials show much promise for use in advanced lithium based battery systems due to their inhibition of dendritic growth and high thermal and chemical stability. The main drawback of solid materials is their low ionic conductivity, relying on lattice hopping to transport ions between electrodes during cycling. Garnet type oxides, specifically of the base compositions Li7La3Zr2O12 and Li5L a3Bi2O12 have been synthesized through Pechini method solution based processing by the dissolution of reagent salts into nitric acid and creation of a chelated polymerized complex. Through an extensive examination of the subsequent processing conditions, it is revealed that the many contributing factors in this process can be optimized to create mixtures of these two structures. By changing the composition, the structure-property relationships between Li7-xLa3Zr2-xB ixO12 compounds are examined demonstrating that stoichiometric variations offer improvements to both the degree of sintering and the ionic transport in this promising class of materials

    Recipe From Two Seniors Add Activity Spice To Your College Life

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    You\u27ve hardly been to college long enough to get settled. Already the whirl of campus life-the 8 o\u27clocks, rush parties, firesides, mixers-is interrupting the routine of your daily habits. You have so much to do from the time you arise in the morning until you turn out the last light at night that you don\u27t see how you can possibly squeeze in another thing

    Simulation of three supersonic transport configurations with the Boeing 367-80 in-flight dynamic simulation airplane

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    In-flight dynamic simulator used to evaluate problems of low-speed approach and landing of supersonic transpor
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