513 research outputs found

    Superdeformation and clustering in 40^{40}Ca studied with Antisymmetrized Molecular Dynamics

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    Deformed states in 40^{40}Ca are investigated with a method of antisymmetrized molecular dynamics. Above the spherical ground state, rotational bands arise from a normal deformation and a superdeformation as well as an oblate deformation. The calculated energy spectra and E2E2 transition strengths in the superdeformed band reasonably agree to the experimental data of the superdeformed band starting from the 03+0^+_3 state at 5.213 MeV. By the analysis of single-particle orbits, it is found that the superdeformed state has particle-hole nature of an 8p8p-8h8h configuration. One of new findings is parity asymmetric structure with 12^{12}C+28^{28}Si-like clustering in the superdeformed band. We predict that 12^{12}C+28^{28}Si molecular bands may be built above the superdeformed band due to the excitation of inter-cluster motion. They are considered to be higher nodal states of the superdeformed state. We also suggest negative-parity bands caused by the parity asymmetric deformation.Comment: 13 figures, submitted to Phys. Rev.

    Achromatic Beam Transport on the High-Resolution Beam Course

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    開始ページ、終了ページ: 冊子体のページ付

    NASDA knowledge-based network planning system

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    One of the SODS (space operation and data system) sub-systems, NP (network planning) was the first expert system used by NASDA (national space development agency of Japan) for tracking and control of satellite. The major responsibilities of the NP system are: first, the allocation of network and satellite control resources and, second, the generation of the network operation plan data (NOP) used in automated control of the stations and control center facilities. Up to now, the first task of network resource scheduling was done by network operators. NP system automatically generates schedules using its knowledge base, which contains information on satellite orbits, station availability, which computer is dedicated to which satellite, and how many stations must be available for a particular satellite pass or a certain time period. The NP system is introduced

    Production of Focussed Radioactive Beams

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    開始ページ、終了ページ: 冊子体のページ付

    Optical Potential for the p-Shell Heavy Ion Scattering

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    開始ページ、終了ページ: 冊子体のページ付

    Modulation of mucus production by interleukin-13 receptor alpha(2) in the human airway epithelium

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    The definitive version is available at www.blackwell-synergy.comArticleCLINICAL AND EXPERIMENTAL ALLERGY. 38(1): 122-134 (2008)journal articl

    Polarization Measurement in Heavy Ion Scattering

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    開始ページ、終了ページ: 冊子体のページ付

    Parity-Dependence Potential for Composite Nuclei

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    開始ページ、終了ページ: 冊子体のページ付

    Production of Focused Neutron Beam Using Heavy Ion Reaction

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    開始ページ、終了ページ: 冊子体のページ付

    FORMALDEHYDE FOR THE PREMIXED COMPRESSION-IGNITION ENGINE -AN ADDITIVE FOR IGNITION-TIMING CONTROL

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    Abstract Lean fuel/air mixtures with various fuel/fuel ratios betwee
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