21 research outputs found

    Evaluación de las propiedades del subsuelo de Badajoz (España) con fines constructivos mediante Sistemas de Información Geográfica

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    Subsoil properties study is crucial in order to design foundations and to prevent structural pathologies. In this paper, 459 explorations of Badajoz subsoil were analyzed; they were carried out during two decades. A bank of data creation was described, as well as the elaboration of a set of maps. They constitute the Basic Geotechnical Map of Badajoz. In these maps, the most representative characteristics of each stratum are also collected from a building perspective. In the study eight representative stratums were found. The geotechnical cartography has been obtained graphically by isolines, indicating the position and thickness of the stratums mentioned above. The study could be of interest both to technicians competent in the field of building and urban planning.El estudio de las propiedades del subsuelo resulta fundamental para el diseño de las cimentaciones y para prevenir futuras patologías estructurales. En este trabajo se analiza la información procedente de 459 sondeos del subsuelo de Badajoz. Se describe la generación de un banco de datos así como la elaboración de un conjunto de planos que constituyen el Mapa Geotécnico Básico de Badajoz. Están recogidas, así mismo, las características más representativas en cada estrato. Se han identificado ocho capas representativas del corte estratigráfico de la ciudad. La cartografía geotécnica ha sido obtenida gráficamente mediante isolíneas, indicando la posición y los espesores de las estratigrafías. El estudio puede resultar de interés tanto para técnicos (ingenieros y arquitectos) como para las autoridades con competencias en el ámbito urbanístico

    Bladder cancer index: cross-cultural adaptation into Spanish and psychometric evaluation

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    BACKGROUND: The Bladder Cancer Index (BCI) is so far the only instrument applicable across all bladder cancer patients, independent of tumor infiltration or treatment applied. We developed a Spanish version of the BCI, and assessed its acceptability and metric properties. METHODS: For the adaptation into Spanish we used the forward and back-translation method, expert panels, and cognitive debriefing patient interviews. For the assessment of metric properties we used data from 197 bladder cancer patients from a multi-center prospective study. The Spanish BCI and the SF-36 Health Survey were self-administered before and 12 months after treatment. Reliability was estimated by Cronbach's alpha. Construct validity was assessed through the multi-trait multi-method matrix. The magnitude of change was quantified by effect sizes to assess responsiveness. RESULTS: Reliability coefficients ranged 0.75-0.97. The validity analysis confirmed moderate associations between the BCI function and bother subscales for urinary (r = 0.61) and bowel (r = 0.53) domains; conceptual independence among all BCI domains (r ≤ 0.3); and low correlation coefficients with the SF-36 scores, ranging 0.14-0.48. Among patients reporting global improvement at follow-up, pre-post treatment changes were statistically significant for the urinary domain and urinary bother subscale, with effect sizes of 0.38 and 0.53. CONCLUSIONS: The Spanish BCI is well accepted, reliable, valid, responsive, and similar in performance compared to the original instrument. These findings support its use, both in Spanish and international studies, as a valuable and comprehensive tool for assessing quality of life across a wide range of bladder cancer patients

    BIM and Education review (Data of studied references)

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    This data set contains the articles referenced in the Web of Science corresponding to the search terms "BIM" and "Education" from 2013 to 2017. These data have been used to develop a conceptual framework for the use of BIM in university education. The documents analysed in this paper are collected. On the other hand, it indicates the documents that deal minimally with the field of education and BIM methodology and those that are excluded because they are not in the language of the search or because they are outside the scope

    Formando ciudadanos comprometidos. Fomento de la responsabilidad social en los universitarios

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    La construcción de la universidad comprometida requiere la reflexión, el diseño y la evaluación de propuestas con el objeto de incrementar el compromiso de la institución en su entorno social. Analizamos la motivación previa, y la participación, de un grupo de estudiantes en las Jornadas del V Congreso Internacional de Casos Docentes en Marketing Público y no Lucrativo. Esta actividad se enmarca dentro del desarrollo de competencias transversales en el currículo universitario y el fomento de la Responsabilidad Social Universitaria (RSU). Se evalúa el impacto que la actividad ha tenido sobre los alumnos, en orden a valorar su desarrollo y la adquisición de competencias

    New insights into the chemistry of di- and trimetallic iron dithiolene derivatives. Structural, Mössbauer, magnetic, electrochemical and theoretical studies

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    Reaction of Fe3(CO)12 with 1,2-dithiolene HSC 6H2Cl2SH affords a mixture of complexes [Fe2(CO)6(μ-SC6H2Cl 2S)] 1, [Fe2(SC6H2Cl 2S)4] 2 and [Fe3(CO) 7(μ3-SC6H2Cl2S) 2] 3. In the course of the reaction the trimetallic cluster 3 is first formed and then converted into the known dinuclear compound 1 to afford finally the neutral diiron tetrakis(dithiolato) derivative 2. Compounds 2 and 3 have been studied by Mössbauer spectroscopy, X-ray crystallography and theoretical calculations. In compound 2 the metal atoms are in an intermediate-spin FeIII state (SFe = 3/2) and each metal is bonded to a bridging dithiolene ligand and a non-bridging thienyl radical (S = 1/2). Magnetic measurements show a strong antiferromagnetic coupling in complex 2. Cyclic voltammetry experiments show that the mixed valence trinuclear cluster 3 undergoes a fully reversible one electron reduction. Additionally, compound 3 behaves as an electrocatalyst in the reduction process of protons to hydrogen. © 2014 The Royal Society of Chemistry.Peer Reviewe
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