168 research outputs found

    Dynamic estimation of emittance growth with tune depression and nonlinear field energy factor during longitudinal bunch compression for heavy ion inertial fusion driver

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    In general, the radial matched beam is according to an equilibrium condition, and depends on the radial (transverse) confinement force and the ratio of repulsion forces between the space charge potential and the thermal pressure [1-3]. During longitudinal bunch compression, parameters of charged particle beams are changed, and the beam current is also increased due to the increase of the charge density..

    Dynamic estimation of emittance growth with tune depression and nonlinear field energy factor during longitudinal bunch compression for heavy ion inertial fusion driver

    Get PDF
    In general, the radial matched beam is according to an equilibrium condition, and depends on the radial (transverse) confinement force and the ratio of repulsion forces between the space charge potential and the thermal pressure [1-3]. During longitudinal bunch compression, parameters of charged particle beams are changed, and the beam current is also increased due to the increase of the charge density..

    A Quantum Beam Driver for the Future Inertial Fusion

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    Several heavy ion drivers for the inertial fusion have been proposed in Europe and US based on the existing the RF technology and the linear induction linac technology, though their concepts don’t still achieve the reality in a gigantic large scale. Developing accelerator technology may allow a compact and relatively cheap quantum beam driver for the future inertial fusion as an alternative scheme..

    A Quantum Beam Driver for the Future Inertial Fusion

    Get PDF
    Several heavy ion drivers for the inertial fusion have been proposed in Europe and US based on the existing the RF technology and the linear induction linac technology, though their concepts don’t still achieve the reality in a gigantic large scale. Developing accelerator technology may allow a compact and relatively cheap quantum beam driver for the future inertial fusion as an alternative scheme..

    The Impact of a Failed Coup d’État on Happiness, Life Satisfaction, and Trust: The Case of the Plot in Turkey on July 15, 2016

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    This paper examines the impact of the failed coup d’état attempt in Turkey on July 15, 2016, on people’s happiness, life satisfaction, and trust and finds that the plot had a significant negative effect on all three variables. This paper is the first to show that coups d’état can have a significant adverse effect on people’s well-being, as in the case of terrorist attacks

    Explaining Foreign Holdings of Asia's Debt Securities: The Feldstein-Horioka Paradox Revisited

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    In this paper, we find that home bias is still present in all economies and regions, especially in the case of short-term debt securities, but that there are substantial variations among economies and regions in the strength of home bias, with the Eurozone economies, the US, and developing Asia showing relatively weak home bias and advanced Asia, especially Japan, showing relatively strong home bias. We then examine trends over time in foreign holdings of debt securities and find that capital has been flowing from the US and the Eurozone economies to both advanced Asia (especially Japan) and developing Asia and that foreign holdings of debt securities have been increasing in advanced as well as developing Asia but for different reasons. The main reason in the case of advanced Asia (especially Japan) appears to be higher riskadjusted returns, whereas the main reason in the case of developing Asia appears to be the growth of debt securities markets combined with relatively weak home bias and (in the case of short-term securities) lower exchange rate volatility. Finally, we find that since the Global Financial Crisis, foreign holdings of debt securities have declined (i.e., that home bias has strengthened) in all economies and regions except developing Asia, where they have increased (except for a temporary decline in 2008) but where their share is still much lower than the optimal share warranted by the capital asset pricing market model
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