534 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

    Asian approach on resource conservation and environment protection

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    International audienceThis paper is an overview of the current approach of resource conservation and environment protection in 16 Asian countries such as Bangladesh, Fiji, India, Indonesia, Iran, Japan, Korea, Mongolia, Nepal, Pakistan, Philippines, Singapore, Sri Lanka, Taiwan, Thailand and Vietnam. Hong Kong is not included. However, the Hong Kong Government made great efforts for the last decade to improve urban sanitation, urban air pollution, industrial pollution and solid waste management. After the return of Hong Kong to China, the new Government keeps efforts. Many other countries of Asia are not included such as China. Resource conservation and environmental protection approaches are different among them according to the stage of development.Cet article est une synthèse de l'approche actuelle de la conservation des ressources et de la protection de l'environnement des seize pays d'Asie, tels que le Bangladesh, le Fidji, l'Inde, l'Indonésie, l'Iran, le Japon, la Corée, la Mongolie, le Népal, le Pakistan, les Philippines, Singapour, Le Sri Lanka, Taiwan, la Thailande et le Vietnam. Hong Kong n'est pas inclus. Cependant, depuis 10 ans, le Gouvernement de Hong Kong a fait des efforts importants pour améliorer les conditions sanitaires urbaines, la pollution de l'air urbaine, la pollution industrielle et la gestion de déchets solides. Depuis le retour de Hong Kong à la Chine, le nouveau gouvernement maintient ces efforts. Beaucoup d'autres pays d'Asie, ne sont pas inclus, tel que la Chine. La politique de conservation des ressources et de la protection de l'environnement est différente parmi ces pays selon leurs niveaux de développement

    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

    Preface

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