14,416 research outputs found

    Investigation of electrochemistry of high energy compounds in organic electrolytes, May 1 - October 31, 1965

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    High energy compounds in organic electrolytes - electrochemical and chemical properties of cyclic esters, gamma butyrolactone, gamma valerolactone, and propylene carbonat

    Investigation of electrochemistry of high energy compounds in organic electrolytes Third progress report, Nov. 1, 1965 - Apr. 30, 1966

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    Electrochemical properties, and chemical reactions between cyclic esters and certain metal

    Quantum kk-core conduction on the Bethe lattice

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    Classical and quantum conduction on a bond-diluted Bethe lattice is considered. The bond dilution is subject to the constraint that every occupied bond must have at least k−1k-1 neighboring occupied bonds, i.e. kk-core diluted. In the classical case, we find the onset of conduction for k=2k=2 is continuous, while for k=3k=3, the onset of conduction is discontinuous with the geometric random first-order phase transition driving the conduction transition. In the quantum case, treating each occupied bond as a random scatterer, we find for k=3k=3 that the random first-order phase transition in the geometry also drives the onset of quantum conduction giving rise to a new universality class of Anderson localization transitions.Comment: 12 pgs., 6 fig

    Investigation of electrochemistry of high energy compounds in organic electrolytes, november 1, 1964 - april 30, 1965

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    Conversion by electrochemical process of chemical to electrical energy - high energy compounds in organic electrolytes and cathode material

    The Student-Athlete: Procedural Due Process and Property Right

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    This is an overview of due process rights and how they relate to college athletes. It reviews each right (personage, liberty interest, property interest) with relevant court cases up to the time of publication. The authors concluded, "Yet even when each of these elements is present, courts are inclined to defer to the educational and athletic decision-makers and limit the type of notice and hearing that must be afforded.

    Level statistics for quantum kk-core percolation

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    Quantum kk-core percolation is the study of quantum transport on kk-core percolation clusters where each occupied bond must have at least kk occupied neighboring bonds. As the bond occupation probability, pp, is increased from zero to unity, the system undergoes a transition from an insulating phase to a metallic phase. When the lengthscale for the disorder, ldl_d, is much greater than the coherence length, lcl_c, earlier analytical calculations of quantum conduction on the Bethe lattice demonstrate that for k=3k=3 the metal-insulator transition (MIT) is discontinuous, suggesting a new universality class of disorder-driven quantum MITs. Here, we numerically compute the level spacing distribution as a function of bond occupation probability pp and system size on a Bethe-like lattice. The level spacing analysis suggests that for k=0k=0, pqp_q, the quantum percolation critical probability, is greater than pcp_c, the geometrical percolation critical probability, and the transition is continuous. In contrast, for k=3k=3, pq=pcp_q=p_c and the transition is discontinuous such that these numerical findings are consistent with our previous work to reiterate a new universality class of disorder-driven quantum MITs.Comment: 8 pages, 11 figure
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