80 research outputs found

    Enfrentarse a retos sociales, emocionales y tecnológicos en el aula virtual de interpretación

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    During the first waves of the COVID-19 pandemic and the ensuing lockdowns, there was an observable increase in social and political attention paid to gender-based violence in our national context. This, in turn, has highlighted the important role of the Austrian Violence Protection Centres, also revealing the need to facilitate easier access to these services for non-German speaking clients through interpreters. To find ways to mirror close-to-life situations in our interpreting classes that reflect current technological developments, acute societal issues and complex institutional contexts, we developed a research-led semi-structured role-play concept, with the goal of preparing students for technical, ethical and emotional challenges pertaining to remote interpreting in sensitive contexts. To validate the effectiveness of the role-play, we used two simulations of interpreter-mediated online counselling sessions and conducted post-task interviews with involved students acting as interpreters.Durante las primeras oleadas de la pandemia del COVID-19 y los consiguientes confinamientos, la violencia de género (VG) ha recibido más atención en Austria. Esto, a su vez, ha acentuado el papel de los Centros de Protección contra la Violencia, subrayando la necesidad de facilitar el acceso a estos servicios, por medio de intérpretes. El desarrollo de la "pandemia en la sombra" en el ámbito de la VG nos ha impulsado a buscar situaciones más realistas que reflejen los actuales desarrollos tecnológicos y los problemas sociales para nuestras clases de interpretación. Por lo tanto, hemos desarrollado un concepto de juego de roles semiestructurado basado en los resultados de la investigación con el objetivo de preparar a los estudiantes para los desafíos técnicos, éticos y emocionales relacionados con la interpretación remota en contextos sensibles. Para validar la eficacia de nuestro concepto hemos recurrido a simulaciones de sesiones de asesoramiento mediadas por intérpretes y hemos realizado entrevistas con los estudiantes para reflexionar sobre los desafíos encontrados en la simulación

    Structure and Oligomers Distribution of Commercial Tara (Caesalpina spinosa) Hydrolysable Tannin

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    Solvent extracted commercial Tara tanninextract have been examined by Matrix Assisted LaserDesorption/Ionisation Time-of-Flight (MALDI-TOF)mass spectrometry and by High Pressure LiquidChromatography (HPLC). The Tara extract has beenfound to be composed of a series of oligomers ofpolygallic acid attached by an ester link to one quinicacid. They constitute the oligomers in higherproportion in the extract. Other polygallic chains linkedto one only or two repeating units such as caffeic acidand methylated quinic, methylated gallic andmethylated caffeic acids are also present. Negativeion mode MALDI-TOF showed that somecarbohydrate residues appear to still be present,linked to the polyphenolic material of the extract buttheir proportion is very low as would be expected of asolvent extracted tannin

    Automated Monitoring of the Establishment of the Adsorption Equilibrium: Adsorption of Polyethylene from 1,2,4-Trichlorobenzene onto a Zeolite at Temperature 140°C

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    The automated procedure for the monitoring of the adsorption process in the solute-sorbent-solvent system has been elaborated. It uses commercially available instrument CRYSTAF model 200. The application of CRYSTAF enabled monitoring of adsorption of linear polyethylene with weight average molar masses of 2, 14, and 53 kg/mol from 1,2,4-trichlorobenzene onto zeolite SH-300 at temperature as high as 140°C. It is the authors' understanding that this is the first demonstration of an adsorption isotherms for polyethylene. The measurement with the CRYSTAF instrument reduces manual manipulations with dangerous solvents at high temperature and enables automated long-time monitoring of the concentration of the solute in an adsorption system

    Connecting the complex microstructure of LDPE to its rheology and processing properties via a combined fractionation and modelling approach

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    Well-defined mini-plant low density polyethylene samples were fractionated preparatively according to their crystallizability via preparative temperature rising elution fractionation and according to molecular weight via preparative solvent gradient fractionation (pSGF). Rheology of the fractions was measured in both the small amplitude oscillatory shear (SAOS) and the non-linear extension regimes. The linear and non-linear rheology of the pTREF fractions were dominated by molecular weight effects, while the impact of the higher degree of long chain branching for the pSGF fractions with higher molecular weights was observed in van Gurp–Palmen plots and in strain hardening behavior in the extensional rheology measurements. Additionally, the experimental fractionation process was mimicked via modelling. The branching topologies of the bulk samples were obtained by coupled kinetic and Monte Carlo calculations. These topologies were fractionated computationally and the result were used to predict the rheological behavior of the individual fractions by applying the BoB algorithm with no parameter adjustment. The experimental observed trends were predicted by the model and the overall agreement was acceptable. This study demonstrates, that polymer fractionation is possible on a preparative scale and allows for the polymer flow properties characterization of the individual fractions, a method that is highly relevant during processing. Moreover, the fractionation process is followed and understood from the modelling point of view

    The Swiss Kidney Stone Cohort (SKSC), a longitudinal, multi-centric, observational cohort to study course and causes of kidney stone disease in Switzerland

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    Kidney stone disease has a high prevalence worldwide of approximately 10 % of the population and is characterized by a high recurrence rate Kidney stone disease results from a combination of genetic, environmental, and life-style risk factors, and the dissection of these factors is complex. The Swiss Kidney Stone Cohort (SKSC) is an investigator-initiated prospective, multi-centric longitudinal, observational study in patients with kidney stones followed with regular visits over a period of 3 years after inclusion. Ongoing follow-ups by biannual telephone interviews will provide long-term outcome data up to 10 years. SKSC comprises 782 adult patients (age > 18 yrs) with either recurrent stones or a single stone event with at least one risk factor for recurrence. In addition, a control cohort of 207 individuals without kidney stone history and absence of kidney stones on a low-dose CT-scan at enrolment has also been recruited. SKSC includes extensive collections of clinical data, biochemical data in blood and 24 hr urine samples, and genetic data. Biosamples are stored at a dedicated biobank. Information on diet and dietary habits were collected through food frequency questionnaires and standardized recall interviews by trained dieticians with the Globodiet software. SKSC provides an unique opportunity and resource to further study cause and course of kidney disease in a large population with data and samples collected of a homogenous collective of patients throughout the whole Swiss population

    Advanced electron cyclotron heating and current drive experiments on the stellarator Wendelstein 7-X

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    During the first operational phase (OP 1.1) of Wendelstein 7-X (W7-X) electron cyclotron resonance heating (ECRH) was the exclusive heating method and provided plasma start-up, wall conditioning, heating and current drive. Six gyrotrons were commissioned for OP1.1 and used in parallel for plasma operation with a power of up to 4.3 MW. During standard X2-heating the spatially localized power deposition with high power density allowed controlling the radial profiles of the electron temperature and the rotational transform. Even though W7-X was not fully equipped with first wall tiles and operated with a graphite limiter instead of a divertor, electron densities of n e > 3·1019 m-3 could be achieved at electron temperatures of several keV and ion temperatures above 2 keV. These plasma parameters allowed the first demonstration of a multipath O2-heating scenario, which is envisaged for safe operation near the X-cutoff-density of 1.2·1020 m-3 after full commissioning of the ECRH system in the next operation phase OP1.2

    Separation of polymer blends by interaction chromatography

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    Analysis of complex polymers by multidimensional techniques

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