9,376 research outputs found

    Diffractive production of isolated photons at HERA

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    The ZEUS detector at HERA has been used to measure the photoproduction of isolated photons in diffractive events. Cross sections are evaluated in the photon transverse-energy and pseudorapidity ranges 5 < E_T^gamma < 15 Gev and -0.7 < eta^gamma < 0.9, inclusively and with a jet with transverse-energy an pseudorapidity in the ranges 4 < ETjet < 35 GeV and -1.5 < etajet < 1.8, for an integrated luminosity of 374 pb^{-1}. Further kinematic variables studied include the fractions of the incoming photon energy and of the colourless exchange ("Pomeron") energy that are imparted to a photon-jet final state. Comparison is made to predictions from the RAPGAP Monte Carlo simulation.Comment: 7 pages, 3 figures, paper presented to DIS 201

    Detection of new states using forward proton tagging at the LHC

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    This talk summarises the ongoing proposals to upgrade the ATLAS and CMS detectors by the installation of forward silicon detector systems close to the beam line at distances of approximately 220 m and 420 m from the respective Interaction Points. The physics motivation is outlined, with emphasis on detection of Higgs and Supersymmetric states, and some of the aspects of the apparatus and its performance are briefly described.Comment: For ICHEP XXXIV Conference Proceedings. 4 pages. v2 has updated refs and minor corrections. v3 has cosmetic layout change

    The virtual photon structure at HERA

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    An overview is given of the ongoing measurement at HERA of the parton structure of the photon, as a function of its virtuality. Preliminary ZEUS results show disagreement with an NLO QCD calculation.Comment: To appear in Proc. International Conference on the Structure and Interactions of the Photon, Frascati, April 200

    Photoproduction at low Q^2

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    The past year has seen a number of important developments in hard photoproduction physics at the HERA Collider. These are surveyed.Comment: 16 pages, 13 figures. Talk given at 19th Physics in Collision conference, Ann Arbor, USA, June 199

    Illuminating Undergraduate Experiential and Situated Learning in Podiatry Clinical Placement Provision at a UK School of Podiatric Medicine

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    Purpose Situated and experiential learning methodologies are largely under researched in relation to student experience and satisfaction. This research aimed to illuminate the perspectives of students studying on a BSc (Hons) Podiatry degree programme to establish perceptions of their experience in practice. Design/Methodology/Approach Using an Interpretivist methodological framework, Free Association Narrative Interviewing (FANI) was used to provide an insight into the perceived impact that experiential learning in clinical placements had on undergraduate podiatry students. Findings Students perceived that what could not be taught but what could be experienced, contributed much to the confidence that students had gained during their training and which they anticipated would be further developed during the initial years of their training in practice, particularly in the context of the NHS. Research Limitations/Implications This is a study from which it is acknowledged that within the underpinning research design and methodology there is no scope for generalisability. Practical Implications The study highlights an appreciation for the implication and recognition of ‘tacit’ knowledge, currently recognised in medical curricula as an asset which can aid a move towards higher order critical thinking skills. Social Implications Student acknowledgement of the need for emphasis on ‘soft skills’ can be posited, in the context of this small scale study as an appreciation for affective domain learning in the context of podiatric academic and clinical curricula. Originality/Value Limited information from the extant literature is available in relation to the illumination of podiatry student placement experiences, so this research contributes to an effectively under-researched field
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