2,390 research outputs found
COMPARISON OF GAMIFICATION TOOLS FOR EVALUATING THE ETHICAL, ENVIRONMENTAL AND PROFESSIONAL RESPONSIBILITY SKILLS IN SCIENCE DEGREES
In the last two years the Universitat Politècnica de València (UPV) has implemented the evaluation of key transversal competences in its degrees. The objective is to offer an added value both for UPV s graduates and their employers. Nowadays, labour market is demanding not only professional skills but also personal and transversal competences development. However, evaluating these skills may require evaluation methods and techniques different to traditional ones. The authors have worked with gamification tools to help assessing student s performance in Ethical, environmental and professional responsibility skill. The experiences described have been developed in the frame of an Innovative Educational Project Improvement during the academic years 2014/2015 and 2015/2016. The aim of this paper is to compare the performance of two gamification applications, Socrative and Quizbean, for evaluating the above mentioned skill. Both applications can be used in the classroom with different devices such as laptops, tablets or mobile phones, and are based on creating questionnaires. These applications also share other characteristics such as high number of questions allowed, relatively high number of students in the classroom, instant results, etc. Socrative was used in Thermodynamics and Chemical Kinetics course in the first year of the Bachelor s degree in Biotechnology. Quizbean was used in Groundwater management subject in the fourth year of the Bachelor s degree in Environmental Sciences. To increase student motivation, game rules were included to encourage competition. The questionnaires were designed and classified according to 3 possible levels of acquisition of the key competence, these levels are fully described in a specific rubric that was explained beforehand to the students. Both applications performed successfully and the specificities of each gamification tool are described in the results. Students were satisfactorily involved in the activity, and some examples are included to show different levels of competence acquisition.The authors would like to thank the Vice-Rectorate for Studies, Quality and Acreditation of the Universitat Politècnica de València for funding the lnnovation and Educational Improvement Project A005: “Experiencia piloto de evaluación en distintas titulaciones de la UPV de la competencia transversal UPV Responsabilidad ética, medioambiental y profesional”Sebastiá-Frasquet, M.; Vargas Colás, MD.; Asensio Cuesta, S.; Pascual-Seva, N. (2016). COMPARISON OF GAMIFICATION TOOLS FOR EVALUATING THE ETHICAL, ENVIRONMENTAL AND PROFESSIONAL RESPONSIBILITY SKILLS IN SCIENCE DEGREES. IATED. https://doi.org/10.21125/iceri.2016.1855
Recent results from the G(0) experiment
We have measured parity violating asymmetries in elastic electron-proton and quasi-elastic electron-deuteron scattering at backward electron angle. These measurements have been done at two momentum transfers : Q(2) = 0.22 and 0.63 (GeV/c)(2). Together with our previous forward angle measurement [1], we can extract strange quark contributions to the electromagnetic form factors of the nucleon, as well as nucleon axial form factor coming from the neutral weak interaction. The results indicate a strange quark magnetic contribution close to zero at these Q(2), and a possible non zero strange quark electric contribution for the high Q(2). The first Q(2) behavior measurement of the nucleon axial form factor in elastic electron scattering shows a good agreement with radiative corrections calculated at Q(2) = 0 and with a dipole form using the axial mass determined in neutrino scattering
Measurement of the Parity-Violating Asymmetry in Inclusive Electroproduction of pi(-) near the Delta(0) Resonance
The parity-violating (PV) asymmetry of inclusive pi(-) production in electron scattering from a liquid deuterium target was measured at backward angles. The measurement was conducted as a part of the G0 experiment, at a beam energy of 360 MeV. The physics process dominating pion production for these kinematics is quasifree photoproduction off the neutron via the Delta(0) resonance. In the context of heavy-baryon chiral perturbation theory, this asymmetry is related to a low-energy constant d(Delta)(-) that characterizes the parity-violating gamma N Delta coupling. Zhu et al. calculated d(Delta)(-) in a model benchmarked by the large asymmetries seen in hyperon weak radiative decays, and predicted potentially large asymmetries for this process, ranging from A(gamma)(-) = -5.2 to + 5.2 ppm. The measurement performed in this work leads to A(gamma)(-) = -0.36 +/- 1.06 +/- 0.37 +/- 0.03 ppm (where sources of statistical, systematic and theoretical uncertainties are included), which would disfavor enchancements considered by Zhu et al. proportional to V-ud/V-us. The measurement is part of a program of inelastic scattering measurements that were conducted by the G0 experiment, seeking to determine the N - Delta axial transition form factors using PV electron scattering
Strange Quark Contributions to Parity-Violating Asymmetries in the Backward Angle G0 Electron Scattering Experiment
We have measured parity-violating asymmetries in elastic electron-proton and
quasi-elastic electron-deuteron scattering at Q^2 = 0.22 and 0.63 GeV^2. They
are sensitive to strange quark contributions to currents in the nucleon, and to
the nucleon axial current. The results indicate strange quark contributions of
< 10% of the charge and magnetic nucleon form factors at these four-momentum
transfers. We also present the first measurement of anapole moment effects in
the axial current at these four-momentum transfers.Comment: 5 pages, 2 figures, changed references, typo, and conten
Transverse Beam Spin Asymmetries at Backward Angles in Elastic Electron-Proton and Quasi-elastic Electron-Deuteron Scattering
We have measured the beam-normal single-spin asymmetries in elastic
scattering of transversely polarized electrons from the proton, and performed
the first measurement in quasi-elastic scattering on the deuteron, at backward
angles (lab scattering angle of 108 degrees) for Q2 = 0.22 GeV^2/c^2 and 0.63
GeV^2/c^2 at beam energies of 362 MeV and 687 MeV, respectively. The asymmetry
arises due to the imaginary part of the interference of the two-photon exchange
amplitude with that of single photon exchange. Results for the proton are
consistent with a model calculation which includes inelastic intermediate
hadronic (piN) states. An estimate of the beam-normal single-spin asymmetry for
the scattering from the neutron is made using a quasi-static deuterium
approximation, and is also in agreement with theory
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Measurement of the [Formula: see text] production cross section in the all-jets final state in pp collisions at [Formula: see text][Formula: see text].
The cross section for [Formula: see text] production in the all-jets final state is measured in pp collisions at a centre-of-mass energy of 8 [Formula: see text] at the LHC with the CMS detector, in data corresponding to an integrated luminosity of 18.4 [Formula: see text]. The inclusive cross section is found to be [Formula: see text] [Formula: see text]. The normalized differential cross sections are measured as a function of the top quark transverse momenta, [Formula: see text], and compared to predictions from quantum chromodynamics. The results are reported at detector, parton, and particle levels. In all cases, the measured top quark [Formula: see text] spectra are significantly softer than theoretical predictions
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Measurement of double-differential cross sections for top quark pair production in pp collisions at [Formula: see text][Formula: see text] and impact on parton distribution functions.
Normalized double-differential cross sections for top quark pair ([Formula: see text]) production are measured in pp collisions at a centre-of-mass energy of 8[Formula: see text] with the CMS experiment at the LHC. The analyzed data correspond to an integrated luminosity of 19.7[Formula: see text]. The measurement is performed in the dilepton [Formula: see text] final state. The [Formula: see text] cross section is determined as a function of various pairs of observables characterizing the kinematics of the top quark and [Formula: see text] system. The data are compared to calculations using perturbative quantum chromodynamics at next-to-leading and approximate next-to-next-to-leading orders. They are also compared to predictions of Monte Carlo event generators that complement fixed-order computations with parton showers, hadronization, and multiple-parton interactions. Overall agreement is observed with the predictions, which is improved when the latest global sets of proton parton distribution functions are used. The inclusion of the measured [Formula: see text] cross sections in a fit of parametrized parton distribution functions is shown to have significant impact on the gluon distribution
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