1,192 research outputs found

    THE NANOSTRUCTURED MULTIPURPOSE BIOPOLYMERS AND NANOBIOCOMPOSITES ON THEIR BASIS FOR DIAGNOSTICS AND THERAPY

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    A novel original approach to self-organization of hybrid nanobiostructures possessing unique complex of physicochemical and biological properties (extremely demanded for noninvasive diagnosis and. therapy) is discussed

    Обзор российских научных исследований в области права публичных финансов КНР

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    The article provides a systematic review of the scientific works of Russian legal scholars in the field of public finance law in China, in particular tax, budget and currency law. Today, it is premature to talk about fully functioning schools of Chinese law in the Russian legal science. However, at the same time there are examples of successfully conducted fundamental researches on Chinese public finance law. Authors have to admit that the last few years have not been marked by the appearance of any monograph on Chinese public finance law in Russia – the studies conducted today are usually devoted to specific problems and are published on the pages of the relevant journals. There are obvious reasons for this – difficulties in Chinese language learning and understanding specific Chinese legislation, which is characterized by uncertainty, ambiguity and plurality of sources of law. Existing studies can be classified into studies entirely devoted to the study of particular institutions or branches of Chinese law, and studies of a comparative nature. The article examines and systematizes the work of Soviet and Russian legal scholars devoted to various areas of research in the fields of tax, budget and currency law of China, with an assessment of their significance and contribution to the development of the relevant branch of knowledge. The materials in this article may be useful for future researches, which, in turn, can predetermine the strengthening of bilateral relations, as well as the implementation of joint investment projects. The article allows to identify unexplored areas in the considered field, thereby laying the foundation for future research. Authors note research issues that seem to be perspective based on the conducted review.Представлен системный обзор научных работ отечественных ученых-юристов, посвященных исследованиям в области правового регулирования публичных финансов в Китае, в частности налоговому, бюджетному и валютному праву. На сегодняшний день в отечественной правовой науке преждевременно говорить о сформированных и полноценно функционирующих школах изучения китайского права. Однако в то же время имеются примеры успешно проведенных фундаментальных исследований китайской отрасли публичных финансов. Обзорная статья позволяет определить неисследованные области в рассматриваемой сфере, тем самым заложив основу для будущих исследований. С учетом проведенного исследования авторы статьи отмечают отдельные вопросы, исследование которых представляется актуальным и перспективным

    Quantum treatment of neutrino in background matter

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    Motivated by the need of elaboration of the quantum theory of the spin light of neutrino in matter (SLνSL\nu), we have studied in more detail the exact solutions of the Dirac equation for neutrinos moving in the background matter. These exact neutrino wavefunctions form a basis for a rather powerful method of investigation of different neutrino processes in matter, which is similar to the Furry representation of quantum electrodynamics in external fields. Within this method we also derive the corresponding Dirac equation for an electron moving in matter and consider the electromagnetic radiation ("spin light of electron in matter", SLeSLe) that can be emitted by the electron in this case.Comment: 10 pages, in: Proceedings of QFEXT'05 (The Seventh Workshop on Quantum Field Theory under the Influence of External Conditions, IEEC, CSIC and University of Barcelona, Barcelona, Catalonia, Spain, 5-9 September 2005.), ed. by Emilio Elizalde and Sergei Odintsov; published in Journal of Physics

    First Order Static Excitation Potential: Scheme for Excitation Energies and Transition Moments

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    We present an approximation scheme for the calculation of the principal excitation energies and transition moments of finite many-body systems. The scheme is derived from a first order approximation to the self energy of a recently proposed extended particle-hole Green's function. A hermitian eigenvalue problem is encountered of the same size as the well-known Random Phase Approximation (RPA). We find that it yields a size consistent description of the excitation properties and removes an inconsistent treatment of the ground state correlation by the RPA. By presenting a hermitian eigenvalue problem the new scheme avoids the instabilities of the RPA and should be well suited for large scale numerical calculations. These and additional properties of the new approximation scheme are illuminated by a very simple exactly solvable model.Comment: 15 pages revtex, 1 eps figure included, corrections in Eq. (A1) and Sec. II

    Ez-response as a monitor of a Baikal rift fault electrical resistivity: 3D modelling studies

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    3D numerical studies have shown that the vertical voltage above the Baikal deep-water fault is detectable and that respective transfer functions, Ez-responses, are sensitive to the electrical resistivity changes of the fault, i.e. these functions appear actually informative with respect to the resistivity «breath» of the fault. It means that if the fault resistivity changed, conventional electromagnetic instruments would be able to detect this fact by measurement of the vertical electric field, Ez, or the vertical electric voltage just above the fault as well as horizontal magnetic field on the shore. Other electromagnetic field components (Ex, Ey, Hz) do not seem to be sensitive to the resistivity changes in such a thin fault (as wide as 500 m). On the other hand, such changes are thought to be able to indicate a change of a stress state in the earthquake preparation zone. Besides, the vertical profile at the bottom of Lake Baikal is suitable for electromagnetic monitoring of the fault electrical resistivity changes. Altogether, the vertical voltage above the deep-water fault might be one of earthquake precursors

    Systems of Hess-Appel'rot Type and Zhukovskii Property

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    We start with a review of a class of systems with invariant relations, so called {\it systems of Hess--Appel'rot type} that generalizes the classical Hess--Appel'rot rigid body case. The systems of Hess-Appel'rot type carry an interesting combination of both integrable and non-integrable properties. Further, following integrable line, we study partial reductions and systems having what we call the {\it Zhukovskii property}: these are Hamiltonian systems with invariant relations, such that partially reduced systems are completely integrable. We prove that the Zhukovskii property is a quite general characteristic of systems of Hess-Appel'rote type. The partial reduction neglects the most interesting and challenging part of the dynamics of the systems of Hess-Appel'rot type - the non-integrable part, some analysis of which may be seen as a reconstruction problem. We show that an integrable system, the magnetic pendulum on the oriented Grassmannian Gr+(4,2)Gr^+(4,2) has natural interpretation within Zhukovskii property and it is equivalent to a partial reduction of certain system of Hess-Appel'rot type. We perform a classical and an algebro-geometric integration of the system, as an example of an isoholomorphic system. The paper presents a lot of examples of systems of Hess-Appel'rot type, giving an additional argument in favor of further study of this class of systems.Comment: 42 page
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