34 research outputs found

    El Sistema UPOV de protección de variedades vegetales. El caso de la fresa

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    El sistema UPOV de protecci&oacute;n de variedades vegetales surgi&oacute; con la adopci&oacute;n del Convenio Internacional para la Protecci&oacute;n de las Obtenciones Vegetales por la Conferencia Diplom&aacute;tica de 2 de diciembre de 1961, en Par&iacute;s (Acta UPOV 1961). &nbsp; A partir de ese momento comenzaron a reconocerse en todo el mundo los derechos de propiedad intelectual de los obtentores sobre sus variedades.</p

    7th Drug hypersensitivity meeting: part two

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    Search for dark matter produced in association with a hadronically decaying vector boson in pp collisions at sqrt (s) = 13 TeV with the ATLAS detector

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    A search is presented for dark matter produced in association with a hadronically decaying W or Z boson using 3.2 fb−1 of pp collisions at View the MathML sources=13 TeV recorded by the ATLAS detector at the Large Hadron Collider. Events with a hadronic jet compatible with a W or Z boson and with large missing transverse momentum are analysed. The data are consistent with the Standard Model predictions and are interpreted in terms of both an effective field theory and a simplified model containing dark matter

    Search for patterns by combining cosmic-ray energy and arrival directions at the Pierre Auger Observatory

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    Energy-dependent patterns in the arrival directions of cosmic rays are searched for using data of the Pierre Auger Observatory. We investigate local regions around the highest-energy cosmic rays with E > = 6×1019 eV by analyzing cosmic rays with energies above E > = 5×1018 eV arriving within an angular separation of approximately 15°. We characterize the energy distributions inside these regions by two independent methods, one searching for angular dependence of energy-energy correlations and one searching for collimation of energy along the local system of principal axes of the energy distribution. No significant patterns are found with this analysis. The comparison of these measurements with astrophysical scenarios can therefore be used to obtain constraints on related model parameters such as strength of cosmic-ray deflection and density of point sources

    Highly-parallelized simulation of a pixelated LArTPC on a GPU

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    The rapid development of general-purpose computing on graphics processing units (GPGPU) is allowing the implementation of highly-parallelized Monte Carlo simulation chains for particle physics experiments. This technique is particularly suitable for the simulation of a pixelated charge readout for time projection chambers, given the large number of channels that this technology employs. Here we present the first implementation of a full microphysical simulator of a liquid argon time projection chamber (LArTPC) equipped with light readout and pixelated charge readout, developed for the DUNE Near Detector. The software is implemented with an end-to-end set of GPU-optimized algorithms. The algorithms have been written in Python and translated into CUDA kernels using Numba, a just-in-time compiler for a subset of Python and NumPy instructions. The GPU implementation achieves a speed up of four orders of magnitude compared with the equivalent CPU version. The simulation of the current induced on 10^3 pixels takes around 1 ms on the GPU, compared with approximately 10 s on the CPU. The results of the simulation are compared against data from a pixel-readout LArTPC prototype

    La interrelación entre los sistemas jurídicos de protección de la materia viva vegetal

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    El documento&nbsp;trata&nbsp;de&nbsp;los aspectos legales referidos al amplio concepto de propiedad intelectual en el &aacute;mbito de la biotecnolog&iacute;a vegetal o en el m&aacute;s amplio concepto de la protecci&oacute;n de la propiedad intelectual sobre la materia viva vegetal.</p

    Métodos alternativos de producción de planta de fresa. Cultivo in vitro

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    La fresa fue la primera especie de inter&eacute;s agron&oacute;mico en la que se uso masivamente el cultivo in vitro como procedimiento a escala industrial de producci&oacute;n de plantas.</p
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