757 research outputs found

    "shaking off so good a wife and so sweet a lady": Shakespeare's use of taste words

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    The sense of taste has been considered an "inferior" sense for a long time, both in philosophical and scientific fields of investigation (Cavalieri 2011. Gusto: l'intelligenza del palato. Bari: GLF editori Laterza). However, the recent growing interest in Cognitive Science has driven scholars to a reconsideration of the role of taste in human cognition. This paper intends to investigate such a role in a corpus of five Shakespearean plays. To do so, I conducted an analysis by looking at the occurrences of seven taste terms. The research aims at exploring the metaphorical occurrences of the lexicon of taste, i.e. concordances in which a taste word does not describe food or an actual taste sensation. I propose an idealised cognitive model to organise such occurrences that involves a central mapping from which others derive, in keeping with Kovecses (2010. Metaphor: A Practical Introduction. Oxford: Oxford University Press). Results are consistent in showing the role of taste in the motivation of metaphorical expression in Shakespeare's plays

    Addressing manifestations of oppression at end-of-life among African Americans : unpacking White privilege in hospice care

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    The U.S. Census shows that African Americans make up 13% of the U.S. population and have higher mortality rates than whites but they only account for 8.9% of the hospice population. This qualitative study examined variables needed to expand hospice services among African Americans, and whether race-based historical injustice needed to be addressed with patients at end-of-life. The investigation is based on the perspectives of seven African American hospice patients receiving in- and out-patient services through one hospice program in the Southeast, U.S. Hospice usage was considered from a relational perspective whereby the cultures of both African Americans and hospice were examined in order to locate the points of both impasse and opportunity. Participants were asked about end-of-life planning, family, spirituality, mistrust, race, values and beliefs surrounding death and comfort so that biases in hospice care which are both overt and insidious would be exposed. The findings of the research showed that verbally addressing race-based historical injustice was not a necessary component of end-of-life care. Participants reported trust and care between workers and patients, which was connected to sincerity, workers\u27 ability to meet and exceed patient needs and the honoring of spiritual beliefs. Participants recommended increasing outreach efforts among African Americans and physicians proved to be hugely influential in informing African Americans of hospice services. Two key findings emerged from this study: (1) lack of information regarding hospice costs and availability of its services; and (2) the need for hospice facilities located within African American communities

    A model for the interaction of high-energy particles in straight and bent crystals implemented in Geant4

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    A model for the simulation of orientational effects in straight and bent periodic atomic structures is presented. The continuum potential approximation has been adopted.The model allows the manipulation of particle trajectories by means of straight and bent crystals and the scaling of the cross sections of hadronic and electromagnetic processes for channeled particles. Based on such a model, an extension of the Geant4 toolkit has been developed. The code has been validated against data from channeling experiments carried out at CERN

    Multidimensional Poverty: An Exploratory Study in Purulia District, West Bengal

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    This paper explores the incidence and extent of multidimensional poverty for the households in Purulia district, the western most backward district of West Bengal in India. In context of Purulia district the decompositions of multidimensional poverty index (MPI) across the social castes and across the indicators have also been explained. MPI and its decomposition across the sub-groups have been computed using the methodology developed by Alkire and Foster (2007) and Alkire et al. (2011). This study covers twelve non income indicators under three dimensions education, health and living conditions. Collecting a set of primary data from 698 households in Purulia district during 2018, this study reveals that the incidence of multidimensional poverty in the district of Purulia is higher than that in national level. But the breadth of poverty is almost equal to that in India as a whole. In respect of poverty there is wide variation across the social castes. Among the indicators, use of dirty cooking fuel, not having improved sanitation have highest contribution to the district MPI

    Planar channeling and quasichanneling oscillations in a bent crystal

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    Particles passing through a crystal under planar channeling experience transverse oscillations in their motion. As channeled particles approach the atomic planes of a crystal, they are likely to be dechanneled. This effect was used in ion-beam analysis with MeV energy. We studied this effect in a bent crystal for positive and negative particles within a wide range of energies in sight of application of such crystals at accelerators. We found the conditions for the appearance or not of channeling oscillations. Indeed a new kind of oscillations, strictly related to the motion of over-barrier particles, i.e. quasichanneling particles, has been predicted. Such oscillations, named planar quasichanneling oscillations, possess a different nature than channeling oscillations. Through computer simulation, we studied this effect and provided a theoretical interpretation for them. We show that channeling oscillations can be observed only for positive particles while quasichanneling oscillations can exist for particles with either sign. The conditions for experimental observation of channeling and quasichanneling oscillations at existing accelerators with available crystal has been found and optimized.Comment: 25 pages, 11 figure

    measurement of the enhancement of the nuclear interaction yield with crystalline targets at cyclotron energies

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    Ordered structures such as crystalline materials may help to enhance the nuclear interaction yield. Indeed, the aligned atoms act as a single entity on impinging charged particles, causing the trajectory to pass from its random motion to a deterministic one. In fact, Monte Carlo simulations suggested that specific crystal alignments allow for the enhancement of the production rate of nuclear inelastic reactions, because particles are forced to pass by the atomic nuclei more frequently than would happen in an amorphous material. Recent measurements we carried out at the AN2000 accelerator of the National Institute for Nuclear Physics Legnaro National Laboratories showed the experimental evidence of such an effect. A 643.5 keV collimated proton beam was used to induce the [Formula: see text]O(p,[Formula: see text]N reaction in an Al[Formula: see text]O[Formula: see text] substrate oriented along the axis. The capability of manipulating such an effect paves the way to studying innovative targets for the enhancement of the nuclear interaction yield with a constant density

    Steering efficiency of a ultrarelativistic proton beam in a thin bent crystal

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    Crystals with small thickness along the beam exhibit top performance for steering particle beams through planar channeling. For such crystals, the effect of nuclear dechanneling plays an important role because it affects their efficiency. We addressed the problem through experimental work carried out with 400 GeV/c protons at fixed-target facilities of CERN-SPS. The dependence of efficiency vs. curvature radius has been investigated and compared favourably to the results of modeling. A realistic estimate of the performance of a crystal designed for LHC energy including nuclear dechanneling has been achieved.Comment: 16 pages, 6 figure

    Central corneal thickness in subjects with glaucoma and in normal individuals (with or without pseudoexfoliation syndrome)

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    Georgios Kitsos, Christos Gartzios, Ioannis Asproudis, Eleni BagliOphthalmology Department, University of Ioannina, Ioannina, GreeceObjective: The evaluation of central corneal thickness (CCT) in subjects with pesudoexfoliation glaucoma (PEXG), primary open-angle glaucoma (POAG), and in normotensive individuals with or without pseudoexfoliation syndrome (PXS). Study design/patients and methods: CCT was evaluated with ultrasound pachymetry in a total of 179 individuals: 32 had bilateral PEXG, 55 had bilateral POAG, 35 had PXS, and 57 were healthy individuals without PXS.Results: CCT in PEXG eyes (526.00 ± 34.30 µm) was significantly thinner compared to POAG eyes (549.36 ± 39.3 µm) (P = 0.027) and normal control eyes with (550.64 ± 39.0 µm) or without PXS (547.36 ± 33.1 µm), (P = 0.039 and 0.048 respectively). No statistically significant difference was found comparing CCT values of POAG eyes to control group eyes.Conclusion: The evaluation of CCT is necessary in all patients with glaucoma and especially in those with PEXG due to the thinner cornea and the risk of underestimation of intraocular pressure.Keywords: CCT, pesudoexfoliation syndrome, glaucom
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