1,825 research outputs found

    Christian Counsellors' Views on Working with Gay and Lesbian Clients:Integrating Religious Beliefs with Counselling Ethics

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    Thirty-one counsellors who identified themselves as practising, committed Christians, returned completed questionnaires that investigated how they integrate their Christian beliefs with their professional ethical code when counselling gay and lesbian clients. It was found that although most respondents believed that they were able to accept gay and lesbian clients, a minority demonstrated incongruence in relation to members of this client group, and were judgmental about perceived gay/lesbian behavious. Counsellors who took a rational stance in their understanding of the Bible and Christianity expressed more open and accepting views. Counsellors with a literalist approach to the Bible appeared to be lacking in acceptance and were unaware that they may not be offering the core condition of respect to their gay or lesbian clients. These findings are discussed in terms of their implications for supervision, research and practice

    Sustainable cooling method for machining titanium alloy

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    Hard to machine materials such as Titanium Alloy TI-6AI-4V Grade 5 are notoriously known to generate high temperatures and adverse reactions between the workpiece and the tool tip materials. These conditions all contribute to an increase in the wear mechanisms, reducing tool life. Titanium Alloy, for example always requires coolant to be used during machining. However, traditional flood cooling needs to be replaced due to environmental issues, and an alternative cooling method found that has minimum impact on the environment. For true sustainable cooling of the tool it is necessary to account for all energy used in the cooling process, including the energy involved in producing the coolant. Previous research has established that efficient cooling of the tool interface improves the tool life and cutting action. The objective of this research is to determine the most appropriate sustainable cooling method that can also reduce the rate of wear at the tool interface

    Study of heterogeneous nucleation of eutectic Si in high-purity Al-Si alloys with Sr addition

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    The official published version can be accessed from the link below - Copyright @ 2010 The Minerals, Metals & Materials Society and ASM InternationalAl-5 wt pct Si master-alloys with controlled Sr and/or P addition/s were produced using super purity Al 99.99 wt pct and Si 99.999 wt pct materials in an arc melter. The master-alloy was melt-spun resulting in the production of thin ribbons. The Al matrix of the ribbons contained entrained Al-Si eutectic droplets that were subsequently investigated. Differential scanning calorimetry, thermodynamic calculations, and transmission electron microscopy techniques were employed to examine the effect of the Sr and P additions on eutectic undercoolings and nucleation phenomenon. Results indicate that, unlike P, Sr does not promote nucleation. Increasing Sr additions depressed the eutectic nucleation temperature. This may be a result of the formation of a Sr phase that could consume or detrimentally affect potent AlP nucleation sites.This work is financially supported by the Higher Education Commission of Pakistan and managerially supported from the OAD

    The proton and deuteron F_2 structure function at low Q^2

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    Measurements of the proton and deuteron F2F_2 structure functions are presented. The data, taken at Jefferson Lab Hall C, span the four-momentum transfer range 0.06<Q2<2.80.06 < Q^2 < 2.8 GeV2^2, and Bjorken xx values from 0.009 to 0.45, thus extending the knowledge of F2F_2 to low values of Q2Q^2 at low xx. Next-to-next-to-leading order calculations using recent parton distribution functions start to deviate from the data for Q2<2Q^2<2 GeV2^2 at the low and high xx-values. Down to the lowest value of Q2Q^2, the structure function is in good agreement with a parameterization of F2F_2 based on data that have been taken at much higher values of Q2Q^2 or much lower values of xx, and which is constrained by data at the photon point. The ratio of the deuteron and proton structure functions at low xx remains well described by a logarithmic dependence on Q2Q^2 at low Q2Q^2.Comment: 3 figures, submitted pape

    Who are these youths? Language in the service of policy

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    In the 1990s policy relating to children and young people who offend developed as a result of the interplay of political imperatives and populist demands. The ‘responsibilisation’ of young offenders and the ‘no excuses’ culture of youth justice have been ‘marketed’ through a discourse which evidences linguistic changes. This article focuses on one particular area of policy change, that relating to the prosecutorial decision, to show how particular images of children were both reflected and constructed through a changing selection of words to describe the non-adult suspect and offender. In such minutiae of discourse can be found not only the signifiers of public attitudinal and policy change but also the means by which undesirable policy developments can be challenged

    Longitudinal-Transverse Separations of Structure Functions at Low Q2Q^{2} for Hydrogen and Deuterium

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    We report on a study of the longitudinal to transverse cross section ratio, R=σL/σTR=\sigma_L/\sigma_T, at low values of xx and Q2Q^{2}, as determined from inclusive inelastic electron-hydrogen and electron-deuterium scattering data from Jefferson Lab Hall C spanning the four-momentum transfer range 0.06 <Q2<2.8 < Q^{2} < 2.8 GeV2^{2}. Even at the lowest values of Q2Q^{2}, RR remains nearly constant and does not disappear with decreasing Q2Q^{2}, as expected. We find a nearly identical behaviour for hydrogen and deuterium.Comment: 4 pages, 2 gigure
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