17 research outputs found

    Don't erase

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    Aquesta exposiciĂł del Postgrau en Il·lustraciĂł creativa i tĂšcniques de comunicaciĂł visual d’EINA Ă©s una mostra condensada de l’odissea personal que 26 il·lustradors hem fet durant un any. Us ensenyem fins a on hem arribat sota la consigna de “No esborrar”, d’abraçar l’error i perdre-li la por, de trobar la nostra manera Ășnica i intransferible d’il·lustrar. No hi ha camĂ­ rĂ pid per convertir-se en il·lustrador o il·lustradora d’ùxit, igualment no hi ha una Ășnica manera d’il·lustrar. Cadascun de nosaltres ho fem i ho seguirem fent a la nostra manera, perĂČ el que estĂ  clar Ă©s que per il·lustrar bĂ© necessites fer-ho sense por, amb confiança i seguretat en els encerts i tambĂ© en els errors perquĂš aixĂČ Ă©s el que fa que una obra ens emocioni.Esta exposiciĂłn del Postgrado en IlustraciĂłn creativa y tĂ©cnicas de comunicaciĂłn visual de EINA es una muestra condensada de la odisea personal que 26 ilustradores hemos hecho durante un año. Os enseñamos hasta donde hemos llegado bajo la consigna de “No borrar”, de abrazar el error y perderle el miedo, de encontrar nuestra manera Ășnica e intransferible de ilustrar. No existe el camino rĂĄpido para convertirse en ilustrador o ilustradora de Ă©xito, al igual que no hay una Ășnica forma de ilustrar, cada uno de nosotros lo hace y lo seguirĂĄ haciendo a su manera, pero lo que estĂĄ claro es que para ilustrar bien necesitas hacerlo sin miedo, con confianza y seguridad en tus aciertos y tambiĂ©n en tus errores porque eso es lo que hace que una obra nos emocione.This exhibition of the Postgraduate Diploma in Creative Illustration and Visual Communication Techniques of EINA is a condensed sample of the personal odyssey that 26 illustrators have made in the past year. In it we show you, the public, how far we have come under the slogan of “Don’t Erase”, of embracing error and facing our fears, of finding our unique and non-transferable way of illustrating. There is no quick way to become a successful illustrator, just as there is no single way to illustrate, each one of us will continue to work his or her own way, but what is clear is that to illustrate well you need to do it without fear, with confidence in both your achievements and failures because that is what helps create emotional, moving work

    Proceso asistencial integrado de esclerosis lateral amiotrĂłfica

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    O proceso asistencial integrado da esclerose lateral amiotrĂłfica, elaborouse co obxectivo de crear un proceso de traballo comĂșn en todas as ĂĄreas para facilitar a asistencia sanitaria ĂĄs persoas diagnosticadas desta enfermidade. EstablĂ©cense actuaciĂłns como o asesoramento continuo, as consultas en acto Ășnico, a coordinaciĂłn asistencial, tanto entre especialidades como coa atenciĂłn primaria e a coordinaciĂłn administrativa do sistema socio sanitario. Neste proceso participaron profesionais das diferentes ĂĄreas sanitarias especialistas en neuroloxĂ­a, endocrinoloxĂ­a, neumoloxĂ­a, psicoloxĂ­a clĂ­nica, rehabilitaciĂłn, traballo social e hospitalizaciĂłn a domicilioEl proceso asistencial integrado de la esclerosis lateral amiotrĂłfica, se elaborĂł con el objetivo de crear un proceso de trabajo comĂșn en todas las ĂĄreas para facilitar la asistencia sanitaria a las personas diagnosticadas de esta enfermedad. Se establecen actuaciones como el asesoramiento continuo, las consultas en acto Ășnico, la coordinaciĂłn asistencial, tanto entre especialidades como con la atenciĂłn primaria y la coordinaciĂłn administrativa del sistema socio sanitario. En este proceso participaron profesionales de las diferentes ĂĄreas sanitarias especialistas en neurologĂ­a, endocrinologĂ­a, neumologĂ­a, psicologĂ­a clĂ­nica, rehabilitaciĂłn, trabajo social y hospitalizaciĂłn a domicili

    Assessment of plasma chitotriosidase activity, CCL18/PARC concentration and NP-C suspicion index in the diagnosis of Niemann-Pick disease type C : A prospective observational study

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    Niemann-Pick disease type C (NP-C) is a rare, autosomal recessive neurodegenerative disease caused by mutations in either the NPC1 or NPC2 genes. The diagnosis of NP-C remains challenging due to the non-specific, heterogeneous nature of signs/symptoms. This study assessed the utility of plasma chitotriosidase (ChT) and Chemokine (C-C motif) ligand 18 (CCL18)/pulmonary and activation-regulated chemokine (PARC) in conjunction with the NP-C suspicion index (NP-C SI) for guiding confirmatory laboratory testing in patients with suspected NP-C. In a prospective observational cohort study, incorporating a retrospective determination of NP-C SI scores, two different diagnostic approaches were applied in two separate groups of unrelated patients from 51 Spanish medical centers (n = 118 in both groups). From Jan 2010 to Apr 2012 (Period 1), patients with ≄2 clinical signs/symptoms of NP-C were considered 'suspected NP-C' cases, and NPC1/NPC2 sequencing, plasma chitotriosidase (ChT), CCL18/PARC and sphingomyelinase levels were assessed. Based on findings in Period 1, plasma ChT and CCL18/PARC, and NP-C SI prediction scores were determined in a second group of patients between May 2012 and Apr 2014 (Period 2), and NPC1 and NPC2 were sequenced only in those with elevated ChT and/or elevated CCL18/PARC and/or NP-C SI ≄70. Filipin staining and 7-ketocholesterol (7-KC) measurements were performed in all patients with NP-C gene mutations, where possible. In total across Periods 1 and 2, 10/236 (4%) patients had a confirmed diagnosis o NP-C based on gene sequencing (5/118 [4.2%] in each Period): all of these patients had two causal NPC1 mutations. Single mutant NPC1 alleles were detected in 8/236 (3%) patients, overall. Positive filipin staining results comprised three classical and five variant biochemical phenotypes. No NPC2 mutations were detected. All patients with NPC1 mutations had high ChT activity, high CCL18/PARC concentrations and/or NP-C SI scores ≄70. Plasma 7-KC was higher than control cut-off values in all patients with two NPC1 mutations, and in the majority of patients with single mutations. Family studies identified three further NP-C patients. This approach may be very useful for laboratories that do not have mass spectrometry facilities and therefore, they cannot use other NP-C biomarkers for diagnosis

    Experimental neutron capture data of 58Ni from the CERN n_TOF facility

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    The neutron capture cross section of 58Ni was measured at the neutron time of flight facility n_TOF at CERN, from 27 meV to 400 keV neutron energy. Special care has been taken to identify all the possible sources of background, with the so-called neutron background obtained for the first time using high-precision GEANT4 simulations. The energy range up to 122 keV was treated as the resolved resonance region, where 51 resonances were identified and analyzed by a multilevel R-matrix code SAMMY. Above 122 keV the code SESH was used in analyzing the unresolved resonance region of the capture yield. Maxwellian averaged cross sections were calculated in the temperature range of kT = 5 – 100 keV, and their astrophysical implications were investigated

    GEANT4 simulation of the neutron background of the C6D6 set-up for capture studies at n_TOF

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    The neutron sensitivity of the C6D6 detector setup used at n_TOF facility for capture measurements has been studied by means of detailed GEANT4 simulations. A realistic software replica of the entire n_TOF experimental hall, including the neutron beam line, sample, detector supports and the walls of the experimental area has been implemented in the simulations. The simulations have been analyzed in the same manner as experimental data, in particular by applying the Pulse Height Weighting Technique. The simulations have been validated against a measurement of the neutron background performed with a natC sample, showing an excellent agreement above 1 keV. At lower energies, an additional component in the measured natC yield has been discovered, which prevents the use of natC data for neutron background estimates at neutron energies below a few hundred eV. The origin and time structure of the neutron background have been derived from the simulations. Examples of the neutron background for two different samples are demonstrating the important role of accurate simulations of the neutron background in capture cross-section measurements

    Fission fragment angular distribution measurements of 235U and 238U at CERN n_TOF facility

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    Neutron-induced fission cross sections of 238U and 235U are used as standards in the fast neutron region up to 200 MeV. A high accuracy of the standards is relevant to experimentally determine other neutron reaction cross sections. Therefore, the detection effciency should be corrected by using the angular distribution of the fission fragments (FFAD), which are barely known above 20 MeV. In addition, the angular distribution of the fragments produced in the fission of highly excited and deformed nuclei is an important observable to investigate the nuclear fission process. In order to measure the FFAD of neutron-induced reactions, a fission detection setup based on parallel-plate avalanche counters (PPACs) has been developed and successfully used at the CERN-n_TOF facility. In this work, we present the preliminary results on the analysis of new 235U(n,f) and 238U(n,f) data in the extended energy range up to 200 MeV compared to the existing experimental data

    High accuracy 234U(n,f) cross section in the resonance energy region

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    New results are presented of the 234U neutron-induced fission cross section, obtained with high accuracy in the resonance region by means of two methods using the 235U(n,f) as reference. The recent evaluation of the 235U(n,f) obtained with SAMMY by L. C. Leal et al. (these Proceedings), based on previous n_TOF data [1], has been used to calculate the 234U(n,f) cross section through the 234U/235U ratio, being here compared with the results obtained by using the n_TOF neutron flux

    High precision measurement of the radiative capture cross section of 238U at the n_TOF CERN facility

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    The importance of improving the accuracy on the capture cross-section of 238U has been addressed by the Nuclear Energy Agency, since its uncertainty significantly affects the uncertainties of key design parameters for both fast and thermal nuclear reactors. Within the 7th framework programme ANDES of the European Commission three different measurements have been carried out with the aim of providing the 238U(n,γ) cross-section with an accuracy which varies from 1 to 5%, depending on the energy range. Hereby the final results of the measurement performed at the n_TOF CERN facility in a wide energy range from 1 eV to 700 keV will be presented

    The 236U neutron capture cross-section measured at the n_TOF CERN facility

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    The 236U isotope plays an important role in nuclear systems, both for future and currently operating ones. The actual knowledge of the capture reaction of this isotope is satisfactory in the thermal region, but it is considered insufficient for Fast Reactor and ADS applications. For this reason the 236U(n, γ) reaction cross-section has been measured for the first time in the whole energy region from thermal energy up to 1 MeV at the n_TOF facility with two different detection systems: an array of C6D6 detectors, employing the total energy deposited method, and a FX1 total absorption calorimeter (TAC), made of 40 BaF2 crystals. The two n_TOF data sets agree with each other within the statistical uncertainty in the Resolved Resonance Region up to 800 eV, while sizable differences (up to ≃ 20%) are found relative to the current evaluated data libraries. Moreover two new resonances have been found in the n_TOF data. In the Unresolved Resonance Region up to 200 keV, the n_TOF results show a reasonable agreement with previous measurements and evaluated data
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