785 resultados para Periodical


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The optical layouts incorporating binary phase diffractive grating and a standard micro-objective were used for femtosecond microfabrication of periodical structures in fused silica. Two beams, generated in Talbot type interferometer, interfered on a surface and in the bulk of the sample. The method suggested allows better control over the transverse size of the grating pitch, and thus control the reflection strength of the waveguide or fibre grating. We present the examples of direct inscription of the sub-micrometer periodical structures using a 267 nm femtosecond laser radiation.

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Nowadays the great public libraries in Bulgaria are gaining the appearance of digital centers which provide new informational resources and services in the digital space. The digital conversion as a way of preservation is one of the important priorities of Regional Public Library in Veliko Tarnovo. In the last few years we persistently search for possible ways of financing by national and foreign programs in this direction. In the beginning the strategy was oriented to digitalization of the funds with most urgent conversion – these of the local studies periodicals from 1878 till 1944 year. The digitalization of funds will create conditions of laying the basement of full text database of Bulgarian periodical publications. The technology that is offered gives opportunities for including other libraries in the Unified index, which can develop it into a National Unified index of periodical publications. The integrated informational environment that is created is an attractive, comfortable and useful place for work in home or at work for researchers, historians, art experts, bibliographers. The library readers use very actively all informational services of the library internet page and work competently with the on-line indexes provided there, they find the necessary title, which can be demanded later for usage in home or in the library, using electronic means again.

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Az elmúlt években hazánkban a svájcifrank- és a japánjen-alapú hitelezés gyakorlatilag megszűnt, a devizaalapú hitelek folyósításának feltételei szigorodtak, a már meglévő portfólió romlott, a hitelezők által elszenvedett veszteség megnőtt. A számviteli előírások azonban alig változtak, azaz a jelenlegi szabályozás képes a számviteli törvény által alapvető célként megjelölt megbízható és valós kép bemutatására. A számviteli megközelítés szerint a deviza- és a devizaalapú ügyletek között nincs lényegi különbség, az aktiválási, értékelési, valamint értékvesztés-képzési szabályok megegyeznek. A probléma nagyságrendjének bemutatása után ismertetem a devizás vagyonrészek értékelésével kapcsolatos szabályok változását azok indokaival együtt. Ezután bemutatom a különféle alkalmazott árfolyamok hatásait a beszámolóra, s az alkalmazható árfolyamok és a mérlegben megjelenő devizapozíciók összefüggéseit. A devizás követelésekre képzendő értékvesztés témakörben bemutatom az év végi zárási feladatok sorrendjét, valamint a deviza- és a devizaalapú ügyletek értékvesztése közötti különbségeket is. _______ Loan fi nancing in Swiss Franc and Japanese Yen has disappeared in the last few years, fi nancing in foreign currency has become more diffi cult, while the actual loan portfolio has worsened, losses born by fi nancial institutions have increased. Despite this, the accounting prescriptions have hardly changed, which can be seen as if the current regulation is able to provide the fair and true picture. According to the accounting approach, there is no material difference between FX and FX-denominated deals: rules on the recognition in the balance sheet, valuation and loan loss provisions are identical. In this article – after highlighting the magnitude of the problem -, I introduce the changes in the rules regarding items in foreign currency and the reasons behind those changes. In the next part, I investigate the impact of application of different FX rates on the fi nancial statement and their correspondence with the FX-position reported in the Balance sheet. Later, I discuss the adequate order of the periodical accounting closing tasks, and the differences between impairment of receivables to be settled and denominated in foreign currency, or only denominated in FX with Forint Cash Flow.

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The present dissertation aims to analyze the evaluation process of environmental performance inside an organization from the building construction section of civil construction based on the NBR ISO 14031 guidelines, which provide orientation regarding the implementation of this project towards the internal organizational management. The theoretical research has addressed concepts and historical development of environmental management inside organizations, from the emergence of the first models to the strengthening of environmental management through the standardization of the Environmental Management System caused by the publication of ISO 14001. It has also addressed the evaluation of environmental performance, the NBR ISO 14031 (concepts, types of indicators of evaluation of environmental performance, the elaboration process of such indicators, as well as its use and evaluation by the high administration). The research has an applied character, with exploratory and descriptive goals, and a qualitative approach based on case study. The data collection will be made through questionnaires, interviews, and documental analysis. Through the present research project, one expects to learn the elements taken into consideration by the organization for the elaboration and selection of indicators; to identify which interested parties contribute in the aforementioned process; to discover which sources are taken into consideration by the organization while establishing its environmental performance goals; to learn how the different kinds of environmental indicators are handled by organizations on daily basis, considering the existence of interferences on the decision making process, whether or not the interested parties are integrated, and if there is an periodical evaluation of environmental performance and how it is handled. One also expects to identify the opportunities for improvement regarding the organization that is object of study.

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In this work, we obtain analytical expressions for the near-and far-field diffraction of random Ronchi diffraction gratings where the slits of the grating are randomly displaced around their periodical positions. We theoretically show that the effect of randomness in the position of the slits of the grating produces a decrease of the contrast and even disappearance of the self-images for high randomness level at the near field. On the other hand, it cancels high-order harmonics in far field, resulting in only a few central diffraction orders. Numerical simulations by means of the Rayleigh–Sommerfeld diffraction formula are performed in order to corroborate the analytical results. These results are of interest for industrial and technological applications where manufacture errors need to be considered.

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General note: Title and date provided by Bettye Lane.

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A fiber mode-lock laser allows generation of the optical rogue wave (ORW) at different time scales. The criteria for distinguishing between them is a comparison of the event lifetime with the main characteristic time of the system. The characteristic time can be estimated from the decay of an autocorrelation function (AF). Thus, in comparison with AF characteristic time, fast optical rogue wave (FORW) events have duration less than the AF decay time and it appeared due to pulse-pulse interaction and nonlinear pulses dynamics. While slow optical rogue wave (SORW) have a duration much more longer than the decay time of the AF which it papered due to hopping between different attractors. Switching between regimes can be managed by change the artificial birefringence that induced in a laser cavity. For understanding the role playing by the periodical amplification and the resonator, we have performed an unidirectional fiber laser experiments without a saturable absorber. This laser experiment allowed to generate of most of the RW patterns which were either observed experimentally or predicted theoretically. In this way, we have observed the generation of an FORW along with SORW under similar conditions. Most of the patterns were found to be mutually exclusive which means that only one RW mechanism was realized in each regime of generation.

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En El Torito de los Muchachos aparece, desde el título mismo, un despliegue de figuras animales, las cuales se exponen sostenidas en el concepto de enemigo, de fuerte connotación para la situación política del contexto de publicación del periódico. Al mismo tiempo, presenta la singularidad de que el uso de animalizaciones, tradicionalmente orientadas al no letrado, son aplicadas desde una voz plebeya y federal al sujeto que representa a la civilización y la ciudad, el unitario. El periódico escenifica una arena pública en sus páginas teniendo presente un público particular, sostenido en lecturas orales. En un marco de fusiones e intercambios entre la literatura y la prensa periódica, este trabajo propone una lectura para este periódico gauchesco.

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En El Torito de los Muchachos aparece, desde el título mismo, un despliegue de figuras animales, las cuales se exponen sostenidas en el concepto de enemigo, de fuerte connotación para la situación política del contexto de publicación del periódico. Al mismo tiempo, presenta la singularidad de que el uso de animalizaciones, tradicionalmente orientadas al no letrado, son aplicadas desde una voz plebeya y federal al sujeto que representa a la civilización y la ciudad, el unitario. El periódico escenifica una arena pública en sus páginas teniendo presente un público particular, sostenido en lecturas orales. En un marco de fusiones e intercambios entre la literatura y la prensa periódica, este trabajo propone una lectura para este periódico gauchesco.

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Natural radionuclides and man-made 137Cs were analyzed in five short sediment cores taken in northern part of the Gulf of Eilat (Gulf of Aqaba) in order to provide information on sedimentation and mixing rates and sediment sources. The maximum estimates of sedimentation rates based on excess 210Pb were found to vary between 0.105 ± 0.020 and 0.35 ± 0.23 cm · year**-1. Even the lowest estimates are significantly higher than those expected from dust deposition, suggesting other sources and processes being responsible for most of the allochthonous material accumulation, including periodical floods following heavy rain events, internal erosion or triggers, like earthquakes. In 137Cs depth profiles no 1963 related nuclear weapon test maxima were found; instead, the activities decrease monotonically, suggesting that a major process leading to radionuclides' depth distribution might be mixing. The mixing rates calculated from 137Cs, excess 210Pb and excess 228Th reach values up to 2.18 ± 0.69 cm**2 · year**-1.

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Case in which Lord Hardwicke introduces the concept of the ‘fair abridgement', and which is generally regarded as the forerunner to the broader doctrine of ‘fair use' developed in the courts throughout the nineteenth century. The document includes two different reports of the decision, as well as an essay by Samuel Johnson on the right to abridge an author's work.
The commentary describes the background to the case, in particular the nature of periodical publication throughout the eighteenth century, the rise of the magazine format in the 1730s, as well as relevant case-law both prior to, and following, the decision. The commentary suggests that while the decision in Gyles can be understood as one guided by public interest arguments similar to those informing the rationale behind the Statute of Anne 1710 (that is, the encouragement of learning and production of useful books) (uk_1710), it can equally be regarded as one in which the court, in effect, expanded the rights of the copyright owner beyond the protections provided by the legislation.

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VALENTIM, R. A. M. ; MORAIS, A. H. F. ; SOUZA, V. S. V ; ARAUJO JUNIOR, H. B. ; BRANDAO, G. B. ; GUERREIRO, A. M. G. . Rede de Controle em Ambiente Hospitalar: um protocolo multiciclos para automação hospitalar sobre IEEE 802.3 com IGMP Snooping. Revista Ciência e Tecnologia, v. 11, p. 19, 2009

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The present thesis aimed at understanding how the insertion of music in the work environment contributes to achieving Quality of Work Life. - QWL, under the perspective of biopsychosocial and organizational well-being. As to music insertion we considered the theoretical-empirical perception about how music is inserted at work and its functions on such place. The context where the study was taken was the manufacturing area of a major textile company, located in Natal, state of Rio Grande do Norte, Brazil, in which music is used during labor activities. The only study case was the research strategy adopted, with exploratory and descriptive purposes. The primary data were collected through the focus group technique, applied to the collaborator in the manufacturing sector. The semi-structured interview was done as a complementary tool, directed to the supervisor in that sector. Respecting the theoretical saturation criterion, we formed four focus groups, each one composed of eight members randomly selected, among the seventy-six collaborators in the sector. The data were analyzed qualitatively, through the content analysis technique, more specifically the category analysis. We identified twenty-eight QWL attributes. Six of them were found present in the four focus groups and in the interview. Among these ones, the attribute of Interpersonal Relationship at Work, contemplating the Psychological and Organizational dimensions, was the only one anticipated in four out of fifteen theoretical models here listed. The attribute Music at Work Environment could be inserted in the four QWL dimensions, highlighting the power and relevance of this attribute for the research participants. The way music has been inserted in the labor environment contributes to promoting well-being at work, which goes against theoretical conceptions, especially when it comes to musical genre. We identified nine functions of music at work, among which, Improving Work Conditions, Improving Interpersonal Relationship at Work and Favoring Motivation for Work had to be emphasized for being associated to three QWL attributes. In the total, we highlighted seven associations. The most affected QWL dimension through the insertion of music at work was the Psychological one, followed by the Organizational one. We conclude that music insertion provides biological, social and, above all, psychological and organizational well-being to the contributors, thus contributing to obtaining QWL at the labor environment researched. However, we should consider the context and proceed to periodical plans and adjustments in the way of music insertion so as to avoid health and well-being problems to those people at work

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Thesis (Ph.D.)--University of Washington, 2016-06

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Background: Interprofessionalism, considered as collaboration between medical professionals, has gained prominence over recent decades and evidence for its impact has grown. The steadily increasing number of residents in nursing homes will challenge medical care and the interaction across professions, especially nurses and general practitioners (GPS). The nursing home visit, a key element of medical care, has been underrepresented in research. This study explores GP perspectives on interprofessional collaboration with a focus on their visits to nursing homes in order to understand their experiences and expectations. This research represents an aspect of the interprof study, which explores medical care needs as well as the perceived collaboration and communication by nursing home residents, their families, GPS and nurses. This paper focusses on GPS' views, investigating in particular their visits to nursing homes in order to understand their experiences. Methods: Open guideline-interviews covering interprofessional collaboration and the visit process were conducted with 30 GPS in three study centers and analyzed with grounded theory methodology. GPS were recruited via postal request and existing networks of the research partners. Results: Four different types of nursing home visits were found: visits on demand, periodical visits, nursing home rounds and ad-hoc-decision based visits. We identified the core category "productive performance" of home visits in nursing homes which stands for the balance of GPŚ individual efforts and rewards. GPS used different strategies to perform a productive home visit: preparing strategies, on-site strategies and investing strategies. Conclusion: We compiled a theory of GPS home visits in nursing homes in Germany. The findings will be useful for research, and scientific and management purposes to generate a deeper understanding of GP perspectives and thereby improve interprofessional collaboration to ensure a high quality of care.