386 research outputs found

    The index of scattering operators of Dirac equations, II

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    AbstractThe index formula of scattering operators of the previous paper of the author (T. Matsui, The index of scattering operators of Dirac equations, Commun. Math. Phys.110 (1987) 553–571) is shown to hold for a wider class of potentials which contains both gauge potentials with compactly supported energy and instantontype potentials

    The Japanese Constitution As Law and the Legitimacy of the Supreme Court\u27s Constitutional Decisions: A Response to Matsui

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    The Article focuses on the author\u27s comments to the article of Professor Shigenori Matsui about the conservative jurisprudence of the Japanese Supreme Court. It outlines the conduct of the Japanese Supreme Court as well as the legitimacy of its constitutional decisions. It describes an approach in the application of proportionality principle in the judicial review of fundamental constitutional rights

    Electro-tunable laser action in a dye-doped nematic liquid crystal waveguide under holographic excitation

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    This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. This article appeared in Tatsunosuke Matsui, Masanori Ozaki, and Katsumi Yoshino, Appl. Phys. Lett. 83, 422 (2003) and may be found at https://doi.org/10.1063/1.1593827.Optically pumped distributed feedback lasing has been demonstrated in a dye-doped nematic liquid crystal (NLC) waveguide by holographic excitation. The excitation was performed by two-beam interference using Lloyd mirror configuration. With an applied electric field, continuous tuning of the lasing wavelength was realized due to the change of the effective refractive index of the NLC core layer caused by the reorientation of NLC molecules

    A new proof of the Bondal-Orlov reconstruction using Matsui spectra

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    In 2005, Balmer defined the ringed space SpecT\operatorname{Spec}_\otimes \mathcal{T} for a given tensor triangulated category, while in 2023, the second author introduced the ringed space SpecT\operatorname{Spec}_\vartriangle \mathcal{T} for a given triangulated category. In the algebro-geometric context, these spectra provided several reconstruction theorems using derived categories. In this paper, we prove that SpecXLPerfX\operatorname{Spec}_{\otimes_X^\mathbb{L}} \operatorname{Perf} X is an open ringed subspace of SpecPerfX\operatorname{Spec}_\vartriangle \operatorname{Perf} X for a quasi-projective variety XX. As an application, we provide a new proof of the Bondal-Orlov and Ballard reconstruction theorems in terms of these spectra. Recently, the first author introduced the Fourier-Mukai locus SpecFMPerfX\operatorname{Spec}^\mathsf{FM} \operatorname{Perf} X for a smooth projective variety XX, which is constructed by gluing Fourier-Mukai partners of XX inside SpecPerfX\operatorname{Spec}_\vartriangle \operatorname{Perf} X. As another application of our main theorem, we demonstrate that SpecFMPerfX\operatorname{Spec}^\mathsf{FM} \operatorname{Perf} X can be viewed as an open ringed subspace of SpecPerfX\operatorname{Spec}_\vartriangle \operatorname{Perf} X. As a result, we show that all the Fourier-Mukai partners of an abelian variety XX can be reconstructed by topologically identifying the Fourier-Mukai locus within SpecPerfX\operatorname{Spec}_\vartriangle \operatorname{Perf} X.Comment: 17 pages, Comments welcome

    Congressional Record Tribute: Braziel, Rick

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    Prior to serving as Chief of Police, Rick, who is a graduate of California State University- Sacramento and the U.S. Naval Postgraduate School, was appointed as the Deputy Chief of the Offices of Operations, Investigations, Technical Services, and Homeland Security and Emergency Services. Rick is a co-author of the book titled Cop Talk: Essential Communicating Skills for Community Policing and is nationally recognized for his instruction in communication skills on this topic.Ms. MATSUI. Mr. Speaker, I rise today in honor of Chief Rick Braziel as he retires from the Sacramento Police Department, an organization he served admirably over three decades. As the Chief of Police since 2008 and a member of the department since 1979, Rick has been pivotal in upholding and carrying out the mission of the Sacramento Police Department and his leadership will be missed. I ask all my colleagues to join me in honoring one of Sacramento’s finest public servants.Approved for public release; distribution is unlimited

    Analysis of non-stationary Navier-Stokes equations approximated by the pressure stabilization method (Mathematical Analysis of Viscous Incompressible Fluid)

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    This article is based on the paper [T. Kubo and R. Matsui, On pressure stabilization method for nonstationary Navier-Stokes equations, Communications on Pure and Applied Analysis, 17, No.6 (2018), 2283-2307.] by the author and R. Matsui and the study with H. Kikuchi. More detail information and proofs can be found in [T. Kubo and R. Matsui, On pressure stabilization method for nonstationary Navier-Stokes equations, Communications on Pure and Applied Analysis, 17, No.6 (2018), 2283-2307.]( and [T. Kubo, Analysis of non-stationary Navier-Stokes equations approximated by the pressure stabilization method, RIMS Kokyuroku, 2107, 46-68.])

    Modern girls, shining stars, the skies of Tokyo 5 Japanese women

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    In this work, the author presents biographical portraits of actresses Matsui Sumako and Takamine Hideko, of painter Takamura Chieko, of poet Yanagiwara Byakuren, and of novelist Uno Chiyo

    Electrically color-tunable defect mode lasing in one-dimensional photonic-band-gap system containing liquid crystal

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    This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. This article appeared in Ryotaro Ozaki, Tatsunosuke Matsui, Masanori Ozaki, and Katsumi Yoshino, Appl. Phys. Lett. 82, 3593 (2003) and may be found at https://doi.org/10.1063/1.1577829.Electrical tuning of the wavelength of the defect-mode lasing in a one-dimensional periodic structure has been demonstrated using a dye-doped nematic liquid crystal as a defect layer in the periodic structure. Lasing wavelength is widely tuned upon applying an electric field, which is due to the refractive index change in the defect layer caused by the field-induced realignment of the liquid crystal molecules

    ジャーナリストの惨事ストレス

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    Book Title: Critical Incident Stress among journalists Author: Matsui Yutaka Publisher: Gendaijinbun-sha Year: 2011ジャーナリストの惨事ストレス / 報道人ストレス研究会編著 2011年 の英文アブストラクトである。othe

    Uigur Peasant and Buddhist Monasteries during the Mongol Period: Re-examination of the Uigur Document U5330 (USp77)

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    The Uigur document housed in the Berlin-Brandenburg Academy of Science, U 5330, was first published as No.77 in Uigurische Sprachdenkmaler by W.W. Radloff and has been referred by many scholars. However its contents have not yet been clarified. The author of this paper presents the fully revised edition of the document, and proves that the document is an alliance covenant of Uigur peasants against a possible conflict with a Buddhist monastery. Furthermore, the author reconstructs the historical background of the document U 5330, based on a comparison with other Uigur and Mongol texts. The author points out the following: (1) Uigur Buddhist monasteries in Turfan were bestowed with the priviledge of tax exemption throughout the West Uigur period (9th-12th cc.) and the Mongol period (13th-14th cc.); (2) However, during the reign of the fifth Mongol Emperor, Qubilai, the land tax (uig.-mo. sang) was levied on the Buddhist monasteries in Turfan as well as on those in China; (3) The qalan-tax levied on the Uigur secular peasants was a heavy burden; (4) Donation of land from peasants to the Buddhist monastery suited the economic interests of both sides, and the Mongol administrations granted it; (5) However, the interests of the peasants and the monastery were sometimes in severe conflict which also involved the government and officials. Those facts should provide the groundwork for further historical studies on the economic activities of the Uigur Buddhist monasteries
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