2,204 research outputs found

    A radio census of nuclear activity in nearby galaxies

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    In order to determine the incidence of black hole accretion-driven nuclear activity in nearby galaxies, as manifested by their radio emission, we have carried out a high-resolution Multi-Element Radio-Linked Interferometer Network (MERLIN) survey of LINERs and composite LINER/HII galaxies from a complete magnitude-limited sample of bright nearby galaxies (Palomar sample) with unknown arcsecond-scale radio properties. There are fifteen radio detections, of which three are new subarcsecond-scale radio core detections, all being candidate AGN. The detected galaxies supplement the already known low-luminosity AGN - low-luminosity Seyferts, LINERs and composite LINER/HII galaxies - in the Palomar sample. Combining all radio-detected Seyferts, LINERs and composite LINER/HII galaxies (LTS sources), we obtain an overall radio detection rate of 54% (22% of all bright nearby galaxies) and we estimate that at least similar to 50% (similar to 20% of all bright nearby galaxies) are true AGN. The radio powers of the LTS galaxies allow the construction of a local radio luminosity function. By comparing the luminosity function with those of selected moderate-redshift AGN, selected from the 2dF/NVSS survey, we find that LTS sources naturally extend the RLF of powerful AGN down to powers of about 10 times that of Sgr A*.</p

    LA AGENDA DE 2030 PARA EL DESARROLLO SOSTENIBLE: UN ANíLISES DE LAS BRECHAS ESTRUCTURALES DEL PROGRESO INFORMACIONAL EN AMÉRICA LATINA

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    Este ensaio refere-se í&nbsp; discussão do diagnóstico de lacunas estruturais para a Desenvolvimento latino-americano e seu impacto no desenvolvimento informacional da região com base em o estudo apresentado pela Comissão Econômica para a América Latina e o Caribe - CEPAL no documento Horizons 2030: Igualdade no Centro de Desenvolvimento Sustentável. A análise é baseada nos Objetivos de Desenvolvimento Sustentável - ODS até 2030 proposto em 2015 pela Organização das Nações Unidas - ONU e também no conceitos relacionados ao tópico levantado por Fernando Calderón, Manuel Castells e Pekka Himanen.This essay refers to the discussion of the diagnosis of structural gaps for the Latin American development and its impact on informational development in the region based on the study presented by the Economic Commission for Latin America and the Caribbean - ECLAC in the Horizons 2030 document: Equality in the Center for Sustainable Development. The analysis is based on the Sustainable Development Goals - SDG by 2030 proposed in 2015 by the United Nations Organization - UN and also in theconcepts related to the topic raised by Fernando Calderón, Manuel Castells and Pekka Himanen.Este ensayo se refiere a la discusión del diagnóstico de las brechas estructurales para el desarrollo de América Latina y su impacto en desarrollo informacional en la región basado en el estudio presentado por la Comisión Económica para América Latina y el Caribe – CEPAL en el documento Horizontes 2030: La Igualdad en el Centro del Desarrollo Sostenible. El análisis es fundamentado en los Objetivos del Desarrollo Sostenible – ODS para 2030 propuestos en 2015 por las Organización de las Naciones Unidas – ONU y también en las conceptuaciones relacionadas con el tema planteadas por de Fernando Calderón, Manuel Castells y Pekka Himanen

    PROPUESTA DE FORTALECIMIENTO INSTITUCIONAL CONTROL INTERNO – DISTRITO FEDERAL/BRASIL

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    This essay refers to the formulation of institutional strengthening proposal based on capacity deficits2 of the Comptroller-General - CGDF, the central control bodyInternal Government of the Federal District - GDF (Brazil). The topic is relevant in the technical, political and scientific perspective, context in which the Latin American Faculty of Social Sciences - FLACSO recently published the book Control of Public Policies: The Question of Transparency and Transparency in Question (Flacso, 2017d), which brings together a set of investigations about internal control in Argentina addressing: structure, general norms, actors, characteristics, roles and capacities, among others.Este ensayo se refiere a la formulación de propuesta de fortalecimiento institucional basada en los déficits de capacidad2 de la Contralorí­a-General – CGDF, el órgano central de control interno del Gobierno del Distrito Federal – GDF (Brasil). El tema es relevante en la perspectiva de técnica, polí­tica y cientí­fica, contexto en lo cual la Facultad Latinoamericana de Ciencias Sociales – FLACSO publicó recientemente el libro Control de Polí­ticas Públicas: La Cuestión de la Transparencia y la Transparencia en Cuestión (Flacso, 2017d), que congrega un conjunto de investigaciones acerca del control interno en Argentina abordando: estructura, normas generales, actores, caracterí­sticas, roles y capacidades, entre otros

    O BRASIL TEM JEITO? UMA ANÁLISE DE ESFORÇOS GOVERNAMENTAIS E EMPRESARIAIS NO USO DE COMPLIANCE COMO FERRAMENTA DE COMBATE A CORRUPÇÃO NO BRASIL

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    This article intends to analyze the studies on the implementation of compliance in Brazil and the fight against corruption. Joining a worldwide effort, the country has sought to create tools and a favorable scenario to inhibit illicit practices in Public Administration together with private.Este artigo visa uma reflexão sobre os estudos a respeito da implantação do compliance no Brasil buscando o combate a corrupção. Unindo-se a um esforço mundial, o paí­s tem procurado criar ferramentas e um cenário favorável para inibir práticas ilí­citas na Administração Pública em conjunto com a iniciativa privada

    LA EVOLUCIÓN DE LAS PERSPECTIVAS DE MEDICIÓN DE LA POBREZA

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    This essay refers to the measurement of poverty in the one-dimensional perspective, based on the income, and the conceptual developments that made possible the structuring of a look multidimensional interpretation of socioeconomic phenomena related to deprivation, mainly in the perspective proposed by Amartya Sen, the Approach of Capacities, split into the Human Development Index (HDI) and the Poverty Index Multidimensional (IPM).Este ensayo se refiere a medición de la pobreza en la perspectiva unidimensional, basada en el ingreso, y las evoluciones conceptuales que viabilizaron la estructuración de una mirada multidimensional de interpretación de los fenómenos socioeconómicos relacionados con la privación, principalmente en la perspectiva propuesta por Amartya Sen, el Enfoque de las Capacidades, desdoblado en el Índice de Desarrollo Humano (IDH) y en el Índice de Pobreza Multidimensional (IPM)

    THE COMPANY INTEGRITY PROGRAM CONTRACTORS OF CONTRACT WITH THE FEDERAL DISTRICT: ANALYSIS IN THE LIGHT OF LAW 6.112 / 2018

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    O presente artigo teve como proposição relacionar as boas práticas do compliance com a Lei 6.112/2018 implantada no âmbito do Distrito Federal, expondo assim os possí­veis efeitos da respectiva lei na gestão pública e nas empresas que participam do processo licitatório. Neste contexto, foi necessário propor uma pesquisa explicativa para entender o contexto da lei e suas implicações com uma análise bibliográfica e documental.The purpose of this article was to relate the good practices of compliance to the Act 6.112/2018, implemented within the scope of the Federal District, exposing, therefore, the possible effects of this law on public management and on companies that participate in the bidding process. In this context, it was necessary to propose an explanatory research to understand the context of this law and its implications through a bibliographical and documentary analysis

    Double-chambered right ventricle in an adult patient diagnosed by transthoracic echocardiography

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    BACKGROUND: Double-chambered right ventricle is a rare congenital disease frequently misdiagnosed in the adult patient. An anomalous muscle band divides the right ventricle in two cavities causing variable degree of obstruction. Although echocardiography is considered a useful method for the diagnosis of this pathology in children, it has been recognized the transthoracic scanning limitation in adults. CASE PRESENTATION: A 29 year-old patient with double-chambered right ventricle presenting mild exercise intolerance referred for follow up of a known ventricular septal defect in whom a complete diagnosis was obtained based only on transthoracic two dimensional echocardiography without the needing of cardiac catheterization. CONCLUSION: Based on non invasive echocardiographic diagnosis, patient was referred to surgical correction, which was completely successful

    Potassium homeostasis and management of dyskalemia in kidney diseases: conclusions from a Kidney Disease: Improving Global Outcomes (KDIGO) Controversies Conference

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    Potassium disorders are common in patients with kidney disease, particularly in patients with tubular disorders and low glomerular filtration rate. A multidisciplinary group of researchers and clinicians met in October 2018 to identify evidence and address controversies in potassium management. The issues discussed encompassed our latest understanding of the regulation of tubular potassium excretion in health and disease; the relationship of potassium intake to cardiovascular and kidney outcomes, with increasing evidence showing beneficial associations with plant-based diet and data to suggest a paradigm shift from the idea of dietary restriction toward fostering patterns of eating that are associated with better outcomes; the paucity of data on the effect of dietary modification in restoring abnormal serum potassium to the normal range; a novel diagnostic algorithm for hypokalemia that takes into account the ascendency of the clinical context in determining cause, aligning the educational strategy with a practical approach to diagnosis; and therapeutic approaches in managing hyperkalemia when chronic and in the emergency or hospital ward. In sum, we provide here our conference deliberations on potassium homeostasis in health and disease, guidance for evaluation and management of dyskalemias in the context of kidney diseases, and research priorities in each of the above areas
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