9,347 research outputs found

    Keeping up with the Times: Improving the Modern Counselor through Professional Identity Development, Technological Policy, and Positive Risk Taking

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    Awareness of ‘best practices’ and ‘critical issues’ assists counselors-in-training as they attempt to navigate the expectations of their programs and prepare for their future careers. This article identified the development of a professional identity as a significant goal for counselors-in-training and a curriculum responsibility for counselor educators. The authors also identified two critical issues that counselors-in-training and working professionals face currently. The first critical issue addressed is how technologies fit into counseling practices and their impact on the counseling process. The second critical issue is the potential impact of counselor-client willingness to take a risk with therapeutic options. New and seasoned counselors alike will be met with challenges as they develop and grow in their professional identity. Counselors can support their own professional development by understanding ‘critical issues’ that have the potential to impact professional identity as well as gleaning the knowledge of ‘best practices’ for ethical decision-making

    The Carina Nebula and Gum 31 molecular complex: II. The distribution of the atomic gas revealed in unprecedented detail

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    We report high spatial resolution observations of the HI 21cm line in the Carina Nebula and the Gum 31 region obtained with the Australia Telescope Compact Array. The observations covered \sim 12 deg2^2 centred on l=287.5deg,b=1degl= 287.5\deg,b = -1\deg, achieving an angular resolution of \sim 35 arcseconds. The HI map revealed complex filamentary structures across a wide range of velocities. Several "bubbles" are clearly identified in the Carina Nebula Complex, produced by the impact of the massive star clusters located in this region. An HI absorption profile obtained towards the strong extragalactic radio source PMN J1032--5917 showed the distribution of the cold component of the atomic gas along the Galactic disk, with the Sagittarius-Carina and Perseus spiral arms clearly distinguishable. Preliminary calculations of the optical depth and spin temperatures of the cold atomic gas show that the HI line is opaque (τ\tau \gtrsim 2) at several velocities in the Sagittarius-Carina spiral arm. The spin temperature is 100\sim100 K in the regions with the highest optical depth, although this value might be lower for the saturated components. The atomic mass budget of Gum 31 is 35%\sim35 \% of the total gas mass. HI self absorption features have molecular counterparts and good spatial correlation with the regions of cold dust as traced by the infrared maps. We suggest that in Gum 31 regions of cold temperature and high density are where the atomic to molecular gas phase transition is likely to be occurring.Comment: 20 pages, 1 table, 16 Figures, Accepted for Publication in the Monthly Notices of the Royal Astronomical Society Journa

    How today’s shocks predict tomorrow’s leaving

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    Purpose This research explores “shocking events” as part of the unfolding model of turnover, extending our understanding of the influence of various types of shocks on future voluntary employee separations. Design/Methodology/Approach: 1536 new hires at a large financial institution reported shocks monthly during their first 8 months at work as well as their job satisfaction and perceptions of marketability. We used event history to estimate the basic distributional properties of the shocks and Cox proportional hazards models to examine the effects of shocks on job satisfaction and turnover over the subsequent year as reported by the organization. Findings: Organizational shocks generally occur earlier than personal shocks. Further, unexpected shocks have a stronger impact than expected shocks on subsequent turnover. Finally, the effects of organizational shocks on turnover are mediated by job satisfaction, whereas personal shocks have direct effects on turnover. Implications: Our findings offer evidence for the utility of the shock construct in the unfolding model of turnover and speak to the importance of encouraging managers to monitor shocks on an ongoing basis in order to predict when different types of shocks will occur and their likely influence on turnover. Originality/Value: Ours is the first study to examine shocks as they occur. This is a contrast to prior studies that relied on retrospective accounts. Thus, we are able to test new hypotheses (e.g., direct effects vs. mediation) that expand the unfolding model of turnover

    Hypothalamic volume loss is associated with reduced melatonin output in Parkinson's disease.

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    BACKGROUND: Recent studies have suggested that melatonin-a hormone produced by the pineal gland under circadian control-contributes to PD-related sleep dysfunction. We hypothesized that degenerative changes to the neural structures controlling pineal function (especially the suprachiasmatic nuclei of the anterior hypothalamus) may be responsible for reduced melatonin output in these patients. We compared hypothalamic volumes in PD patients with matched controls and determined whether volume loss correlated with reduced melatonin output in the PD group. METHODS: A total of 12 PD patients and 12 matched controls underwent magnetic resonance imaging to determine hypothalamic volume. In addition, PD patients underwent 24-hour blood sampling in a controlled environment to determine serum melatonin concentrations using enzyme-linked immunosorbent assays. RESULTS: PD patients had significantly reduced hypothalamic gray matter volume when compared with matched controls. Melatonin levels were significantly associated with hypothalamic gray matter volume and disease severity in PD patients. CONCLUSION: Melatonin levels are associated with hypothalamic gray matter volume loss and disease severity in PD patients. This provides anatomical and physiological support for an intrinsic sleep and circadian phenotype in PD. © 2016 The Authors. Movement Disorders published by Wiley Periodicals, Inc. on behalf of International Parkinson and Movement Disorder Society.The authors would like to acknowledge the study funders: the Big Lottery Fund (C498A738) and Parkinson’s UK (J-0802). The research was supported by a National Institute of Health Research Biomedical Research Award (to Addenbrooke’s Hospital/University of Cambridge), the Wellcome Trust (103838, 100333/Z/12/Z) and a Raymond and Beverly Sackler Studentship (to DPB). We would like to thank staff at the Wellcome Trust Clinical Research Facility in Addenbrooke’s Hospital, Cambridge for performing the melatonin blood sampling.This is the final version of the article. It first appeared from Wiley via http://dx.doi.org/10.1002/mds.2659

    Spin-dynamics of the low-dimensional magnet (CH3)2NH2CuCl3

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    Dimethylammonium copper (II) chloride (also known as DMACuCl3 or MCCL) is a low dimensional S=1/2 quantum spin system proposed to be an alternating ferro-antiferromagnetic chain with similar magnitude ferromagnetic (FM) and antiferromagnetic (AFM) exchange interactions. Subsequently, it was shown that the existing bulk measurements could be adequately modeled by considering DMACuCl3 as independent AFM and FM dimer spin pairs. We present here new inelastic neutron scattering measurements of the spin-excitations in single crystals of DMACuCl3. These results show significant quasi-one-dimensional coupling, however the magnetic excitations do not propagate along the expected direction. We observe a band of excitations with a gap of 0.95 meV and a bandwidth of 0.82 meV.Comment: 3 pages, 2 figures included in text, submitted to proceedings of International Conference on Neutron Scattering, December 200

    Flawn, Mineral Resources: Geology, Engineering, Economics, Politics, Law

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    Strip Mine Reclamation and Economic Analysis

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    Deep Sea Manganese Nodules: From Scientific Phenomenon to World Resource

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