133 research outputs found

    Internal business reporting as a tool for making management decisions

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    Стаття присвячена актуальним питанням визначення сутності внутрішньогосподарської звітності, визначення її ролі в системі управління підприємствами. Розглянуті поняття «внутрішня звітність», «управлінська звітність», їх трактування у роботах науковців та практиків. Розглянуті вимоги щодо формування управлінської звітності. Виявлено, що внутрішньогосподарська звітність є важливим інструментом контролю за господарською діяльністю.The article is devoted to topical issues of determining the essence of internal reporting, defining its role in the enterprise management system. The concepts of "internal reporting", "management reporting", their interpretation in the works of scientists and practitioners are considered. The requirements for the formation of management reporting are considered. It was found that internal business reporting is an important tool for monitoring business activities

    Projectile fragmentation at Fermi energies with transport simulations

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    Projectile fragmentation at Fermi energies is an important method to produce radioactive beams for the study of isospin asymmetric nuclear matter. Fragmentation is usually parametrized successfully by empirical phase space models. In this contribution we apply a microscopical method, semiclassical transport theory, to study in detail the reaction mechanism of the fragmentation process. We apply it to experimental data of 18O on 181Ta at E/A = 35 MeV measured in Dubna. We calculate consistently the excitation energy of the primary fragments and take into account their decay by a statistical model. It is found that the dissipative part of the fragment spectra is well described by transport theory. However, there are in addition important direct and collective contributions

    Spectral and mechanical properties of the materials structured with carbon nanotubes

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    Carbon nanotubes are considered as the good candidate to modify the surface properties of the organic and inorganic structures. Both the spectral and mechanical properties as well as quantum chemical simulation are discussed to explain the increase in transmission and hardness of the nanostructured polyvinyl alcohol films, magnesium fluoride, etc. The basic features of carbon nanotubes are regarded to their small refractive index, strong hardness of C⎯C bonds as well as complicated and unique mechanisms of charge carrier moving. The structures of the composite films and their mechanical properties are modeled too. The peculiarities of new nanostructured materials and their possible optoelectronics and display applications will be under consideration. The results have been supported by RFBR grant #10-03-00916 and RAS Presidium Program # 21

    Heavy Ion Fragmentation Reactions at Energies of 35-140 MeV in a Combined Transport and Statistical Approach

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    Fragment formation in heavy ion collisions at low to intermediate energy is described by a combined application of transport theory of the Boltzmann type and of a statistical program for the decay of the fragments at the late stage. The transport equations are solved by simulations using the test particle method as a finite element representation of the phase space distribution. The description of experimental data is reasonable overall, but the fragment velocity distributions point to the presence of other mechanisms and the role of fluctuations

    Discovery of the Isotopes with 11 <= Z <= 19

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    A total of 194 isotopes with 11 \le Z \le 19 have been identified to date. The discovery of these isotopes which includes the observation of unbound nuclei, is discussed. For each isotope a brief summary of the first refereed publication, including the production and identification method, is presented.Comment: to be pubslihed in At. Data Nucl. Data Table
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