9,024 research outputs found

    First-Line Nurse Administrators in Academe: How are They Prepared, What Do They Do, and Will They Stay in their Jobs?

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    This article examines the role characteristics, responsibilities, and anticipated career patterns of first-line nurse administrators employed in university-based nursing education programs throughout the nation. First-line administration is the first level on the administrative ladder, and these administrators are most frequently entitied department chairpersons; division, program, and level directors; or coordinators. This was an exploratory and descriptive research project, and the questions addressed were (1) How are first-line nurse administrators in academe formally educated and informally prepared for their administrative role? (2) What are the administrative competencies important for this administrative role? (3) What strains, conflicts, and work overload are associated with the first-line administrative role, and what strategies are used to cope? (4) What do these administrators anticipate as a career pattern in administration based on their experiences as first-line administrators? Fifty-six first-line nurse administrators were interviewed from 42 schools of nursing that offer both bachelor\u27s degree and graduate nursing programs. Data indicated that one third of the study participants completed graduate level courses in administration, and the majority had worked with administrative mentors. They ranked having character and integrity as their most important competency, which was defined as being trusted by faculty, other administrators, and students. Settling priorities for their administrative work caused them their greatest strain, and work overload was most predominant. Role conflict was present consistently as they attempted to meet the traditional triad of faculty responsibilities (research and scholarship, teaching, service) plus administrative duties. Numerous time-management strategies were used to cope, but nonetheless, one half will not continue in an administration career pathway. Implications for academic nurse administrators are cited

    Revised Coordinates and Proper Motions of the Stars in the Luyten Half-Second Catalogue

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    We present refined coordinates and proper motion data for the high proper motion (HPM) stars in the Luyten Half-Second (LHS) catalogue. The positional uncertainty in the original Luyten catalogue is typically >10" and is often >30". We have used the digital scans of the Palomar Observatory Sky Survey (POSS) I and POSS II plates to derive more accurate positions and proper motions of the objects. Out of the 4470 candidates in the LHS catalogue, 4323 objects were manually re-identified in the POSS I and POSS II scans. A small fraction of the stars were not found due to the lack of finder charts and digitized POSS II scans. The uncertainties in the revised positions are typically ~2", but can be as high as ~8" in a few cases; this is a large improvement over the original data. Cross-correlation with the Tycho-2 and Hipparcos catalogues yielded 819 candidates (with m_R < 12). For these brighter sources, the position and proper motion data have been replaced with the more accurate Tycho/Hipparcos data. In total, we have revised proper motion measurements and coordinates for 4040 stars and revised coordinates for 4330 stars, which are presented here.Comment: 108 pages. Accepted for Publication in ApJ Suppl. Some errors caused by the transcription errors in the original LHS catalogue have been corrected in this resubmission. The most current version of the catalogue is also available online at http://www.stsci.edu/~ksahu/lh

    Mértola in Late Antiquity: new archeological and epigraphic data

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    En Mértola se ha encontrado recientemente un considerable grupo de inscripciones paleocristianas que se asocian a dos monumentos de la Antigüedad Tardía. Uno de ellos parcialmente conocido, otro totalmente inédito. Los dos han sido objeto de excavaciones entre 2008 y 2009. Los nuevos textos epigráficos vienen a aumentar la ya numerosa colección epigráfica conocida y a reforzar la idea del uso de las lenguas griega y latina en el seno de una misma comunidad, la del puerto fluvial de Mértola, en el siglo VI d.C.Recently a new group of paleochristian inscriptions and two new monuments were found in Mértola. One of them was already known, but the other was ignored till now. Both were excavated between 2008 and 2009. The new epigraphic texts increase the large epigraphical collection already known, reinforcing the idea that both latin and greek were used within the same community, in the fluvial harbour of Mértola, in VI century a.C

    Epidemiologia da Asma Grave

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    A asma brônquica associa-se a apreciáveis taxas de morbilidade, traduzindo-se por um elevado número de recursos ao serviço de urgência e internamentos hospitalares. Apesar de uma tendência decrescente observada nas últimas décadas nas taxas de mortalidade associadas a esta doença, verifica-se ainda um número significativo de óbitos evitáveis por asma. Os autores apresentam os dados nacionais relativos aos óbitos por asma (dados fornecidos pelo Instituto Nacional de Estatística) e aos internamentos hospitalares por asma (dados fornecidos pelo Instituto de Gestão Informática e Financeira do Ministério da Saúde - Grupos de Diagnósticos Homogéneos: diagnósticos de saída), durante a última década, avaliando também estes dados por sexo, grupo etário e local de residência. Realça-se a importância do diagnóstico e tratamento precoces da asma, prevenindo formas graves e perspectivando a optimização da qualidade de vida e controlo da doença

    Edible films and coatings based on agrifood residues: A new trend in the food packaging research

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    Food packaging trends have been changing in the last years, mainly due to consumer concerns about plastic pollution and agrifood waste. Recent advances in the development of edible films and coatings are discussed. These systems can be much more than packaging, with additional functions such as antioxidant, antimicrobial, and nutritional properties, among others. Challenges in industrial processes and/or in some films’ properties are addressed from the authors’ point of view. The use of agrifood residues in these packaging systems is included as a promising strategy that promotes sustainability and circular economy. The authors consider that more research and actions are needed to achieve the best packaging material for each food product with reduced production costs.info:eu-repo/semantics/publishedVersio

    Diaphragmatic Hernias

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    Gill net selectivity for European hake Merluccius merluccius from southern Portugal: implications for fishery management

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    A study of European hake Merluccius merluccius gill net selectivity was undertaken off the Algarve (Southern Portugal), between 1999 and 2001. Four nominal mesh sizes (70, 80, 90 and 100 mm) were used in fishing trials and the 'share each length class catch total' (SELECT) method was used to fit gill net selectivity curves. Hake were caught in the same size range by all mesh sizes, between 17 and 65 cm total length. While most fishes were wedged, significant and similar proportions were entangled in all mesh sizes, contributing to the wide size range, and in some cases, bimodal shape of catch size frequency distributions. Insignificant numbers of undersized hake were caught, with most catches consisting of mature female fish. Catch rates decreased sharply with increasing mesh size. The bimodal model gave the best fit for hake that were wedged, with estimated modal lengths of 40.1, 46.7 and 51.0 cm for the 70, 80 and 90 mm nominal mesh sizes, respectively. The high catch per unit effort of the smallest mesh size, with most fish caught being female, together with the fact that the modal length of the fitted selectivity curve is well below the size at maturity for hake in Portuguese waters, suggests that the 80 mm nominal mesh size is more appropriate for ensuring resource sustainability

    Ethylene Production in Spinach Leaves during Floral Induction

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    Spinach plants were induced to flower by transferring them from short days to continuous light. Their leaf laminae released more ethylene than those from vegetative plants. These leaves also exhibited a greater capacity to convert exogenous ACC into ethylene. Cell wall preparations from the leaves of continuously illuminated plants also converted exogenous ACC into ethylene more readily than extracts from short day plants. These effects and also those previously reported for peroxidases appear very similar to these brought about by various environmental stresses such as pollution and mechanical irritatio

    Supercritical fluid technology for agrifood materials processing

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    This work was financially supported by Fundação para a Ciência e Tecnologia (FCT), Portugal, through the project Strategic Project UIDB/00102/2020 and Programmatic Project UIDP/00102/2020 of the Chemical Process Engineering and Forest Products Research Centre (CIEPQPF), and UI/05704/2020 of ciTechCare. M. C. Gaspar acknowledges FCT for the financial support through the Scientific Employment Stimulus – Individual and Institutional Calls (CEECIND/00527/2017 and CEECINST/00060/2021). The authors participate in the CYTED network RESALVALOR — Valorización de Residuos de la Industria Agroalimentaria. The authors are also grateful for the work of the designer José Gomes in the preparation of Figures 1 and 2.Supercritical fluid technology has been applied in the food area for processing and preserving food products and/or monitoring the food quality, with known advantages. The main solvent used at supercritical conditions for food applications is carbon dioxide. Some examples are presented, from the traditional decaffeination of coffee up to the micronization of vanilla, passing through innovative processes such as the extrusion of protein-based snacks and drying of beetroot. The gap between research and industries is addressed, mainly due to a lack of data about food chemical changes that may occur during some processes, as well as technical data. However, this is an area in clear expansion and probably, in the future, we will have a menu composed of meals prepared by supercritical methods.info:eu-repo/semantics/publishedVersio
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