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    Chapter and Conference Paper

    Measurement of Pionic 121Sn atoms at the RI beam factory

    We have measured the energy spectrum of pionic 121Sn atoms by missing-mass spectroscopy of the 122Sn(d, 3He) reaction near the π  − emission threshold. The measurement serves as a pilot experiment for...

    Kenta Itahashi, Georg P. A. Berg, Hiroyuki Fujioka, Hans Geissel in EXA 2011 (2012)

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    Chapter and Conference Paper

    Eliminating Datacenter Idle Power with Dynamic and Intelligent VM Relocation

    We are develo** an advanced IaaS (Infrastructure-as-a-Service) datacenter management system that dynamically minimizes running physical servers depending on resource utilization. The management system period...

    Takahiro Hirofuchi, Hidemoto Nakada in Distributed Computing and Artificial Intel… (2010)

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    Chapter and Conference Paper

    Toward Virtual Machine Packing Optimization Based on Genetic Algorithm

    To enable efficient resource provisioning in HaaS (Hardware as a Service) cloud systems, virtual machine packing, which migrate virtual machines to minimize running real node, is essential. The virtual machine...

    Hidemoto Nakada, Takahiro Hirofuchi in Distributed Computing, Artificial Intellig… (2009)

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    Chapter and Conference Paper

    PetaFLOPS Computing and Computational Nanotechnology on Industrial Issues

    TA prospect of new development by PetaFLOPS computing is discussed for the industrial research and application in the field of materials sciences based on the TeraFLOPS computing in the Earth Simulator. Two ex...

    Shuhei Ohnishi, Satoshi Itoh in High-Performance Computing (2008)

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    Chapter

    Steady-State Process Simulation of a Helium Refrigeration System

    Helium refrigeration and liquefaction systems have been, and will be, used for various superconducting magnet systems, such as of nuclear fusion reactors, particle accelerators, superconducting generators, or ...

    Yoichi Kamiyauchi, Junji Tsukuda, Tetsuya Ohtani in Advances in Cryogenic Engineering (1994)

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    Chapter

    A Study of Quantum Monte Carlo Simulation for the Hydrogen Cluster Ions

    The total energies and the equilibrium configurations of H2, H 3 + and H 5 + are calculated by using the Q...

    Satoshi Itoh, Sigeo Ihara in Physics and Chemistry of Finite Systems: F… (1992)