414 research outputs found

    Possibility of Macroscopic resonant Tunneling near the Superconductor- Insulator Transition in YBaCuO Thin Films

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    Experimental results of I-V characteristics near the superconductor-insulator transition observed for disorder-tuned YBaCuO thinfilms are presented. The I-V characteristics exibit new quasiperiodic structures as a function of the current. The current interval, the number of the dI/dV peaks, and the magnetic field dependence of the peaks are consistent with the theoretical predictions of the resonant tunneling of a phase particle ina tilted-cosine potential for asingle Josephson junction with small capacitance.Comment: 7 pages, 4 figures, in press (Europhys. Lett.

    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

    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

    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

    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

    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

    Deformed Base Antisymmetrized Molecular Dynamics and its Application to ^{20}Ne

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    A new theoretical framework named as deformed base antisymmetrized molecular dynamics that uses the localized triaxially deformed Gaussian as the single particle wave packet is presented. The model space enables us to describe sufficiently well the deformed mean-field structure as well as the cluster structure and their mixed structure within the same framework. The improvement over the original version of the antisymmetrized molecular dynamics which uses the spherical Gaussian is verified by the application to 20Ne^{20}{\rm Ne} nucleus. The almost pure α+16Og.s\alpha + ^{16}{\rm O_{g.s}} cluster structure of the KπK^\pi=00^- band, the distortion of the cluster structure in the KπK^\pi=01+0^+_1 band and the dominance of the deformed mean-field structure of the KπK^\pi=22^- band are confirmed and their observed properties are reproduced. Especially, the intra-band E2 transition probabilities in KπK^\pi=01+0^+_1 and 22^- bands are reproduced without any effective charge. Since it has been long known that the pure α+16Og.s.\alpha + ^{16}{\rm O}_{g.s.} cluster model underestimates the intra-band E2E2 transitions in the KπK^\pi=01+0^+_1 band by about 30%, we consider that this success is due to the sufficient description of the deformed mean-field structure in addition to the cluster structure by the present framework. From the successful description of 20Ne^{20}{\rm Ne}, we expect that the present framework presents us with a powerful approach for the study of the coexistence and interplay of the mean-field structure and the cluster structure
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