1,044 research outputs found

    Modelo de gestión de calidad basado en el enfoque holístico, en la mejora del clima organizacional en la Institución Educativa N° 80382 “Carlos A. Olivares” de Chepén, La Libertad, 2019

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    La gestión de la calidad en las instituciones educativas determina la efectividad de sus procesos institucionales, en el que se efectiviza el clima organizacional. El problema, ¿cuál es la influencia del modelo de Gestión de Calidad basado en el enfoque holístico, en la mejora del Clima Organizacional en la Institución Educativa N° 8038 “Carlos A. Olivares” de Chepén, 2019? El objetivo de esta investigación fue determinar la influencia del modelo de Gestión de Calidad, basado en el enfoque holístico para mejorar el Clima Organizacional. La metodología estuvo delimitada por una investigación de tipo aplicada y diseño pre experimental, en el que se usó los métodos: inductivo, deductivo, analítico y sintético. La muestra fue no aleatoria de tamaño de 164 elementos muestrales, a quienes se les aplicó un cuestionario. Los resultados demuestran que la gestión de la calidad basada en el enfoque holístico en general tuvo un incremento favorable del 15% en el Clima Organizacional. Para las dimensiones, estructura tuvo un incremento de 13%, en recompensa tuvo un incremento de 16%, para relaciones tuvo un incremento de 16% y para identidad tuvo un incremento de 16%, (estadísticamente significativos). Se concluye que el modelo de Gestión de Calidad, basado en el enfoque holístico influyó significativamente en el nivel de Clima Organizacional

    Walter Benjamin and teleology

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    Se suele afirmar, y con razón, que la representación de la historia en el pensamiento de Walter Benjamin es esencialmente antiteleológica. Pese a esto, en sus escritos se encuentran dos importantes menciones del término “teleología” que permiten pensar en un uso excepcional de este concepto: la “teleología sin fin final” y el “momento teleológico del despertar”. En el presente artículo examinaremos de qué modo estas pistas casi recónditas sobre la teleología repercuten de lleno en la concepción de la historia de Benjamin, rebatiendo aquella interpretación de su pensamiento, según la cual, la teleología habría sido completamente rechazada de su filosofía.It has often been rightly said that the representation of history in Walter Benjamin's thought is essentially anti-teleological. However, his writings reveal two important mentions of the term “teleology” that make it possible to think of an exceptional use of this concept: "Teleology without End" and the “teleological moment of awakening”. The article examines how these almost hidden clues regarding teleology have full repercussions on Benjamin's conception of history, thus refuting the interpretation according to which teleology would have been completely banished from his philosophy.Fil: Pérez López, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad de Chile; Chil

    O problema do tempo histórico, o papel do historiador e a escrita da história: Convergências e divergências filosóficas nas obras de Walter Benjamin, Jacques Rancière e Reinhart Koselleck

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    En el estado actual de las relaciones interdisciplinarias de los saberes cientí­ficos, la historia, como disciplina cientí­fica, plantearí­a una situación particular. No se trata de un saber puro que se cierra sobre sí­ mismo en la especificidad de una lengua de especialistas, sino de una composición de conocimientos sobre múltiples temporalidades heterogéneas que convergen en la materia misma de su ejercicio cientí­fico, esto es, la mirada al pasado. Así­, posiciones teóricas tan distanciadas sobre el conocimiento histórico, como las de Walter Benjamin, Jacques Rancií¨re y Reinhart Koselleck, dan cuenta de esta apertura disciplinaria de la historia hacia los saberes y tiempos que la componen. Un estudio sobre el concepto de "tiempo histórico" y sobre la figura del historiador en estos pensadores es la tarea que nos hemos propuesto para demostrarlo.In the current state of interdisciplinary relations among scientific knowledge, history – as a scientific discipline –would pose a particular situation. It is not a pure knowledge closed in the specificity of a specialist language, but a composition of knowledge about multiple heterogeneous temporalities converging in the very subject of its scientific exercise, that is, looking into the past. Thus, theoretical positions about historical knowledge, such Walter Benjamin’s, Jacques Rancière’s and Reinhart Koselleck’s, account for this disciplinary opening of history towards knowledge and times comprising it. A study about the concept of “historical time” and the figure of the historian in these thinkers is the task we have proposed to demonstrate it.No estado atual das relações interdisciplinares dos saberes científicos, a história, como disciplina científica, proporia uma situação particular. Não se trata de um saber puro que fica fechado em si mesmo, na especificidade de uma língua de especialistas, mas de uma composição de conhecimentos sobre múltiplas temporalidades heterogêneas que convergem na matéria mesma do seu exercício científico, isto é, o olhar para o passado. Assim, posições teóricas tão distanciadas sobre o conhecimento histórico, como as de Walter Benjamin, Jacques Rancière e Reinhart Koselleck, dão conta desta abertura disciplinar da história perante os diversos saberes e tempos que a compõem. Um estudo sobre o conceito do “tempo histórico” e sobre a figura do historiador nestes pensadores é a tarefa que nos temos proposto para demonstrá-lo.Fil: Pérez López, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad de Chile; Chil

    Transversalización de la temática de Gestión de Riesgo y Cambio Climático en la asignatura de Seminario de Formación Integral de la carrera de Ingeniería Agronómica

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    Actualmente, la UNAN Managua ha denominado el año 2011 “año de la transformación Curricular”, en este esfuerzo, consciente de un currículo actualizado y demandante, ha orientado la inserción del eje de Gestión de Riesgo y Cambio Climático en el plan de estudios de las distintas carreras que oferta la Universidad. La Facultad Regional Multidisciplinaria de Chontales, ofrece, la carrera de Ingeniería Agronómica con un plan de estudios acorde a la exigencia del desarrollo local, como consecuencia de los cambios sociales, del desarrollo económico, del aumento de la población y el acelerado desarrollo cultural y científico. El objetivo de este trabajo consiste en cómo transversalizar la temática de Gestión de Riesgo y Cambio Climático en la asignatura de Seminario de Formación Integral para la carrera de Ingeniería Agronómica durante el primer semestre del segundo año lectivo 2012

    Subclinical carotid atherosclerosis predicts all-cause mortality and cardiovascular events in obese patients with negative exercise echocardiography

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    BACKGROUND: Obesity is a major health problem due to its high prevalence. The relationship between obesity and cardiovascular disease is unclear. Some studies agree that certain conditions associated with obesity, such as physical inactivity or cardiovascular risk factors, are responsible for cardiovascular risk excess among obese people. Carotid intima-media thickness and carotid plaques (CP) have been associated with cardiovascular adverse events in healthy populations, and recent data suggest a higher prevalence of subclinical carotid atherosclerosis in obese and metabolically unhealthy patients. However, there are no studies correlating subclinical atherosclerosis and adverse events (AE) in obese subjects. AIM: To determine the association between carotid disease and AE in obese patients with negative exercise echocardiography (EE). METHODS: From January 1, 2006 to December 31, 2010, 2000 consecutive patients with a suspicion of coronary artery disease were submitted for EE and carotid ultrasonography. Exclusion criteria included previous vascular disease, left ventricular ejection fraction < 50%, positive EE, significant valvular heart disease and inferior to submaximal EE. An AE was defined as all-cause mortality, myocardial infarction and cerebrovascular accident. Subclinical atherosclerosis was defined as CP presence according to Manheim and the American Society of Echocardiography Consensus. RESULTS: Of the 652 patients who fulfilled the inclusion criteria, 226 (34.7%) had body mass indexes ≥ 30 kg/m2, and 76 of them (33.6%) had CP. During a mean follow-up time of 8.2 (2.1) years, 27 AE were found (11.9%). Mean event-free survival at 1, 5 and 10 years was 99.1% (0.6), 95.1% (1.4) and 86.5% (2.7), respectively. In univariate analysis, CP predicted AE [hazard ratio (HR) 2.52, 95% confidence interval (CI) 1.17-5.46; P = 0.019]. In multivariable analysis, the presence of CP remained a predictor of AE (HR 2.26, 95%CI 1.04-4.95, P = 0.041). Other predictors identified were glomerular filtration rate (HR 0.98, 95%CI 0.96-0.99; P = 0.023), peak metabolic equivalents (HR 0.83, 95%CI 0.70-0.99, P = 0.034) and moderate mitral regurgitation (HR 5.02, 95%CI 1.42-17.75, P = 0.012). CONCLUSION: Subclinical atherosclerosis defined by CP predicts AE in obese patients with negative EE. These patients could benefit from aggressive prevention measures

    Modeling of the Production of Lipid Microparticles Using PGSS® Technique

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    Solid lipid microparticles (SLMPs) are attractive carriers as delivery systems as they are stable, easy to manufacture and can provide controlled release of bioactive agents and increase their efficacy and/or safety. Particles from Gas-Saturated Solutions (PGSS®) technique is a solvent-free technology to produce SLMPs, which involves the use of supercritical CO2 (scCO2) at mild pressures and temperatures for the melting of lipids and atomization into particles. The determination of the key processing variables is crucial in PGSS® technique to obtain reliable and reproducible microparticles, therefore the modelling of SLMPs production process and variables control are of great interest to obtain quality therapeutic systems. In this work, the melting point depression of a commercial lipid (glyceryl monostearate, GMS) under compressed CO2 was studied using view cell experiments. Based on an unconstrained D-optimal design for three variables (nozzle diameter, temperature and pressure), SLMPs were produced using the PGSS® technique. The yield of production was registered and the particles characterized in terms of particle size distribution. Variable modeling was carried out using artificial neural networks and fuzzy logic integrated into neurofuzzy software. Modeling results highlight the main effect of temperature to tune the mean diameter SLMPs, whereas the pressure-nozzle diameter interaction is the main responsible in the SLMPs size distribution and in the PGSS® production yieldThis work was supported by Xunta de Galicia [ED431F 2016/010, ED431C 2020/17 & GRC ED431C 2020/10], MCIUN [RTI2018-094131-A-I00], Agrupación Estratégica de Materiales [AeMAT- BIOMEDCO2, ED431E 2018/08], Agencia Estatal de Investigación [AEI] and FEDER funds. C.A.G.-G. acknowledges to MINECO for a Ramón y Cajal Fellowship [RYC2014-15239]. Work carried out in the frame of the COST Action CA18224 (GREENERING) and funded by the European CommissionS

    El Salvador : análisis del proceso de formulación presupuestaria y del proyecto presupuesto 2015

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    De acuerdo con la Ley Orgánica de Administración Financiera del Estado (AFI), el proceso presupuestario comprende las etapas de formulación, aprobación, ejecución, seguimiento y evaluación del presupuesto. Estas fases son desarrolladas a lo largo del ejercicio fiscal previo y el vigente. De todas ellas, la fase de formulación adquiere especial relevancia debido a que es en dicho momento en que se define la política presupuestaria que guiará el destino de la política fiscal para el ejercicio siguiente. El presente documento aborda el Análisis del proyecto de presupuesto 2015, algunas fallas en el proceso, problemas de liquidez en el país y la lógica de acumulación de la deuda. Finaliza con una serie de conclusiones enfatizando en la formulación del presupuesto

    Neutral pion production at midrapidity in pp and Pb–Pb collisions at √sNN = 2.76 TeV

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    Invariant yields of neutral pions at midrapidity in the transverse momentum range 0.6<pT<12GeV/c measured in Pb–Pb collisions at √sNN=2.76 TeV are presented for six centrality classes. The pp reference spectrum was measured in the range 0.4<pT<10GeV/c at the same center-of-mass energy. The nuclear modification factor, RAA, shows a suppression of neutral pions in central Pb–Pb collisions by a factor of up to about 8−10 for 5≲pT≲7GeV/c. The presented measurements are compared with results at lower center-of-mass energies and with theoretical calculations.The ALICE Collaboration acknowledges the following funding agencies for their support in building and running the ALICE detector: State Committee of Science,World Federation of Scientists (WFS) and Swiss Fonds Kidagan, Armenia, Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq), Financiadora de Estudos e Projetos (FINEP), Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); National Natural Science Foundation of China (NSFC), the Chinese Ministry of Education (CMOE) and the Ministry of Science and Technology of China (MSTC); Ministry of Education and Youth of the Czech Republic; Danish Natural Science Research Council, the Carlsberg Foundation and the Danish National Research Foundation; The European Research Council under the European Community’s Seventh Framework Programme; Helsinki Institute of Physics and the Academy of Finland; French CNRS-IN2P3, the ‘Region Pays de Loire’, ‘Region Alsace’, ‘Region Auvergne’ and CEA, France; German BMBF and the Helmholtz Association; General Secretariat for Research and Technology, Ministry of Development, Greece; Hungarian OTKA and National Office for Research and Technology (NKTH); Department of Atomic Energy andDepartment of Science and Technology of the Government of India; Istituto Nazionale di Fisica Nucleare (INFN) and Centro Fermi - Museo Storico della Fisica e Centro Studi e Ricerche “Enrico Fermi”, Italy; MEXT Grant-in-Aid for Specially Promoted Research, Japan; Joint Institute for Nuclear Research, Dubna; National Research Foundation of Korea (NRF); CONACYT, DGAPA, México, ALFA-EC and the EPLANET Program (European Particle Physics Latin American Network) Stichting voor Fundamenteel Onderzoek der Materie (FOM) and the Nederlandse Organisatie voor Wetenschappelijk Onderzoek (NWO), The Netherlands; Research Council of Norway (NFR); Polish Ministry of Science and Higher Education; National Science Centre, Poland; Ministry of National Education/Institute for Atomic Physics and CNCS-UEFISCDI - Romania; Ministry of Education and Science of Russian Federation, Russian Academy of Sciences, Russian Federal Agency of Atomic Energy, Russian Federal Agency for Science and Innovations and The Russian Foundation for Basic Research;Ministry of Education of Slovakia; Department of Science and Technology, South Africa; CIEMAT, EELA,Ministerio de Economía y Competitividad (MINECO) of Spain, Xunta de Galicia (Consellería de Educación), CEADEN,Cubaenergía, Cuba, andIAEA(InternationalAtomicEnergy Agency); Swedish Research Council (VR) and Knut & Alice Wallenberg Foundation (KAW); Ukraine Ministry of Education and Science; United Kingdom Science and Technology Facilities Council (STFC); The United States Department of Energy, the United States National Science Foundation, the State of Texas, and the State of Ohio.S

    Rapidity and transverse-momentum dependence of the inclusive J/ψ nuclear modification factor in p-Pb collisions at √sNN= 5.02 TeV

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    We have studied the transverse-momentum (p T) dependence of the inclusive J/ψ production in p-Pb collisions at √sNN= 5.02 TeV, in three center-of-mass rapidity (y cms) regions, down to zero p T. Results in the forward and backward rapidity ranges (2.03 < y cms < 3.53 and −4.46 < y cms < −2.96) are obtained by studying the J/ψ decay to μ + μ −, while the mid-rapidity region (−1.37 < y cms < 0.43) is investigated by measuring the e+e− decay channel. The p T dependence of the J/ψ production cross section and nuclear modification factor are presented for each of the rapidity intervals, as well as the J/ψ mean p T values. Forward and mid-rapidity results show a suppression of the J/ψ yield, with respect to pp collisions, which decreases with increasing p T. At backward rapidity no significant J/ψ suppression is observed. Theoretical models including a combination of cold nuclear matter effects such as shadowing and partonic energy loss, are in fair agreement with the data, except at forward rapidity and low transverse momentum. The implications of the p-Pb results for the evaluation of cold nuclear matter effects on J/ψ production in Pb-Pb collisions are also discussed.The ALICE Collaboration acknowledges the following funding agencies for their support in building and running the ALICE detector: State Committee of Science, World Federation of Scientists (WFS) and Swiss Fonds Kidagan, Armenia, Conselho Nacional de Desenvolvimento Científico e Tecnol ógico (CNPq), Financiadora de Estudos e Projetos (FINEP), Fundacão de Amparo à Pesquisa do Estado de São Paulo (FAPESP); National Natural Science Foundation of China (NSFC), the Chinese Ministry of Education (CMOE) and the Ministry of Science and Technology of China (MSTC); Ministry of Education and Youth of the Czech Republic; Danish Natural Science Research Council, the Carlsberg Foundation and the Danish National Research Foundation; The European Research Council under the European Community’s Seventh Framework Programme; Helsinki Institute of Physics and the Academy of Finland; French CNRS-IN2P3, the ‘Region Pays de Loire’, ‘Region Alsace’, ‘Region Auvergne’ and CEA, France; German Bundesministerium fur Bildung, Wissenschaft, Forschung und Technologie (BMBF) and the Helmholtz Association; General Secretariat for Research and Technology, Ministry of Development, Greece; Hungarian Orszagos Tudomanyos Kutatasi Alappgrammok (OTKA) and National Office for Research and Technology (NKTH); Department of Atomic Energy and Department of Science and Technology of the Government of India; Istituto Nazionale di Fisica Nucleare (INFN) and Centro Fermi — Museo Storico della Fisica e Centro Studi e Ricerche “Enrico Fermi”, Italy; MEXT Grant-in-Aid for Specially Promoted Research, Japan; Joint Institute for Nuclear Research, Dubna; National Research Foundation of Korea (NRF); Consejo Nacional de Cienca y Tecnologia (CONACYT), Direccion General de Asuntos del Personal Academico (DGAPA), México; Amerique Latine Formation academique — European Commission (ALFA-EC) and the EPLANET Program (European Particle Physics Latin American Network) Stichting voor Fundamenteel Onderzoek der Materie (FOM) and the Nederlandse Organisatie voorWetenschappelijk Onderzoek (NWO), Netherlands; Research Council of Norway (NFR); National Science Centre, Poland; Ministry of National Education/Institute for Atomic Physics and Consiliul National al Cercetarii Stiintifice — Executive Agency for Higher Education Research Development and Innovation Funding (CNCS-UEFISCDI) — Romania; Ministry of Education and Science of Russian Federation, Russian Academy of Sciences, Russian Federal Agency of Atomic Energy, Russian Federal Agency for Science and Innovations and The Russian Foundation for Basic Research; Ministry of Education of Slovakia; Department of Science and Technology, South Africa; Centro de Investigaciones Energeticas, Medioambientales y Tecnologicas (CIEMAT), E-Infrastructure shared between Europe and Latin America (EELA), Ministerio de Economía y Competitividad (MINECO) of Spain, Xunta de Galicia (Consellería de Educación), Centro de Aplicaciones Tecnológicas y Desarrollo Nuclear (CEADEN), Cubaenergía, Cuba, and IAEA (International Atomic Energy Agency); Swedish Research Council (VR) and Knut & Alice Wallenberg Foundation (KAW); Ukraine Ministry of Education and Science; United Kingdom Science and Technology Facilities Council (STFC); The United States Department of Energy, the United States National Science Foundation, the State of Texas, and the State of Ohio; Ministry of Science, Education and Sports of Croatia and Unity through Knowledge Fund, Croatia. Council of Scientific and Industrial Research (CSIR), New Delhi, India.S

    Beauty production in pp collisions at √s=2.76 TeV measured via semi-electronic decays

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    The ALICE Collaboration at the LHC reports measurement of the inclusive production cross section of electrons from semi-leptonic decays of beauty hadrons with rapidity |y| <0.8and transverse momentum 1 <pT<10GeV/c, in pp collisions at √s=2.76TeV. Electrons not originating from semi-electronic decay of beauty hadrons are suppressed using the impact parameter of the corresponding tracks. The production cross section of beauty decay electrons is compared to the result obtained with an alternative method which uses the distribution of the azimuthal angle between heavy-flavour decay electrons and charged hadrons. Perturbative QCD predictions agree with the measured cross section within the experimental and theoretical uncertainties. The integrated visible cross section, σb→e=3.47 ±0.40(stat)+1.12−1.33(sys) ±0.07(norm)μb, was extrapolated to full phase space using Fixed Order plus Next-to-Leading Log (FONLL) calculations to obtain the total b¯bproduction cross section, σb¯ b=130 ±15.1(stat)+42.1−49.8(sys)+3.4−3.1(extr) ±2.5(norm) ±4.4(BR)μb.S
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