16,262 research outputs found

    A Qualitative Analysis of Client Perceptions of the Effects of Helpful Therapist Self-Disclosure in Long-Term Therapy

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    Thirteen adult psychotherapy clients currently in long-term therapy were interviewed twice, with semistructured protocols, about their experiences with helpful instances of therapist self-disclosure. Data were analyzed with a qualitative methodology. Results indicated that helpful therapist self-disclosures (a) occurred when these clients were discussing important personal issues, (b) were perceived as being intended by therapists to normalize or reassure the clients, and (c) consisted of a disclosure of personal nonimmediate information about the therapists. The therapist self-disclosures resulted in positive consequences for these clients that included insight or a new perspective from which to make changes, an improved or more equalized therapeutic relationship, normalization, and reassurance. Implications for psychotherapy are discussed

    Beyond good intentions: lessons on equipment donation from an African hospital.

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    OBJECTIVE: In 2000, a referral hospital in the Gambia accepted a donation of oxygen concentrators to help maintain oxygen supplies. The concentrators broke down and were put into storage. A case study was done to find the reasons for the problem and to draw lessons to help improve both oxygen supplies and the success of future equipment donations. METHODS: A technical assessment of the concentrators was carried out by a biomedical engineer with relevant expertise. Semi-structured interviews were undertaken with key informants, and content analysis and inductive approaches were applied to construct the history of the episode and the reasons for the failure. FINDINGS: Interviews confirmed the importance of technical problems with the equipment. They also revealed that the donation process was flawed, and that the hospital did not have the expertise to assess or maintain the equipment. Technical assessment showed that all units had the wrong voltage and frequency, leading to overheating and breakdown. Subsequently a hospital donations committee was established to oversee the donations process. On-site biomedical engineering expertise was arranged with a nongovernmental organization (NGO) partner. CONCLUSION: Appropriate donations of medical equipment, including oxygen concentrators, can be of benefit to hospitals in resource-poor settings, but recipients and donors need to actively manage donations to ensure that the donations are beneficial. Success requires planning, technical expertise and local participation. Partners with relevant skills and resources may also be needed. In 2002, WHO produced guidelines for medical equipment donations, which address problems that might be encountered. These guidelines should be publicized and used

    The Axiverse Extended: Vacuum Destabilisation, Early Dark Energy and Cosmological Collapse

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    A model is presented in the philosophy of the "String Axiverse" of Arvanitaki et al (arXiv:0905.4720v2 [hep-th]) that incorporates a coupling of ultralight axions to their corresponding moduli through the mass term. The light fields roll in their potentials at late times and contribute to the dark sector energy densities in the cosmological expansion. The addition of a coupling and extra field greatly enrich the possible phenomenology of the axiverse. There are a number of interesting phases where the axion and modulus components behave as Dark Matter or Dark Energy and can have considerable and distinct effects on the expansion history of the universe by modifying the equation of state in the past or causing possible future collapse of the universe. In future such a coupling may help to alleviate fine tuning problems for cosmological axions. We motivate and present the model, and briefly explore its cosmological consequences numerically.Comment: 13 pages, 17 figures, published in PRD. v3: corrected SUSY interpretation of axion potential scal

    Analysis of the start to the first hurdle in 110m hurdles at the IAAF World Athletics Championships Beijing 2015

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    The purpose of this study was to use observational analysis to evaluate the relationships between variables measured at the start of the men’s 110 hurdles event and race performance itself. Data were obtained for competitors in 2015 IAAF World Athletics Ch ampionships, in Beijing, China. The athletes’ start was quantified by reaction time and time to the first hurdle; their action over the first hurdle was quantified by the take - off distance (i.e., the distance from the last step to the first hurdle), the la nding distance, and the total distance in the air over the first hurdle. Regression analyses revealed that the combination of one measure of the start (either reaction time or time to the first hurdle) and the measure of propulsion over the first hurdle (d istance in air over the first hurdle) predicted performance (SEE = 0.23 s in the heats, SEE = 0.16 s in the semi - finals, SEE = 0.09 s in the finals). In addition, looking at performances in the finals, where all athletes with available data used a seven - st ep approach to the first hurdle, inclusion of stride length data improved the prediction somewhat (SEE = 0.07 s). The results demonstrate that a combination of a fast start, rapid acceleration, and strong drive over the first hurdle quantifiably explains a nd contributes to performance in the men’s 110 m hurdles at the highest level

    Hypervelocity impact study: The effect of impact angle on crater morphology

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    The Space Power Institute (SPI) of Auburn University has conducted preliminary tests on the effects of impact angle on crater morphology for hypervelocity impacts. Copper target plates were set at angles of 30 deg and 60 deg from the particle flight path. For the 30 deg impact, the craters looked almost identical to earlier normal incidence impacts. The only difference found was in the apparent distribution of particle residue within the crater, and further research is needed to verify this. The 60 deg impacts showed marked differences in crater symmetry, crater lip shape, and particle residue distribution. Further research on angle effects is planned, because the particle velocities for these shots were relatively slow (7 km/s or less)

    Sexual Attraction Toward Clients, Use of Supervision, and Prior Training: A Qualitative Study of Predoctoral Psychology Interns

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    Interviews were conducted with 13 predoctoral psychology interns about an experience of sexual attraction toward a client, use of supervision to address the sexual attraction, and prior training regarding sexual attraction. Results indicated that sexual attraction to clients consisted of physical and interpersonal aspects. Therapists believed they were more invested and attentive than usual to clients to whom they were sexually attracted, and they indicated that sexual attraction created distance, distraction, and loss of objectivity. In terms of supervision, only half of the participants disclosed their sexual attraction to supervisors, and supervisors seldom initiated the discussion. Furthermore, trainees found it helpful when supervisors normalized the sexual attraction and provided the opportunity to explore feelings in supervision. Finally, trainees believed their training programs did not adequately address therapist sexual attraction

    Solubility of Twenty Minerals in Selected Versene (EDTA) Solutions

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    Solubility experiments were conducted on twenty carbonate and non-carbonate minerals using selected Versene solutions and acids. Two sets of experiments were run simultaneously. The first set contained only the mineral fragment and Versene solution; the second set contained another fragment of the same mineral and a block of limestone. For comparison, experiments were carried out with 10- and 25-percent solutions of hydrochloric and acetic acids. The results of the solubility tests using Versene were found to be similar to the mineral solution results obtained with 10-percent acetic acid. Five of the twenty minerals, gypsum, anhydrite, calcite, aragonite, and witherite, were consistently affected by the Versene solutions. However, in the presence of a reacting block of limestone the rates of solution of these five minerals were altered. The gypsum was dissolved more rapidly in the presence of a limestone block and the other four minerals were dissolved more slowly. Techniques using Versene solution show little advantage over acetic acid techniques in the extraction from limestones of the twenty accessory minerals which were used in these experiments. However, a better recovery of carbonate minerals other than calcite and aragonite can be expected with Versene residue methods

    Solubility of Twenty Minerals in Selected Versene (EDTA) Solutions

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    Solubility experiments were conducted on twenty carbonate and non-carbonate minerals using selected Versene solutions and acids. Two sets of experiments were run simultaneously. The first set contained only the mineral fragment and Versene solution; the second set contained another fragment of the same mineral and a block of limestone. For comparison, experiments were carried out with 10- and 25-percent solutions of hydrochloric and acetic acids. The results of the solubility tests using Versene were found to be similar to the mineral solution results obtained with 10-percent acetic acid. Five of the twenty minerals, gypsum, anhydrite, calcite, aragonite, and witherite, were consistently affected by the Versene solutions. However, in the presence of a reacting block of limestone the rates of solution of these five minerals were altered. The gypsum was dissolved more rapidly in the presence of a limestone block and the other four minerals were dissolved more slowly. Techniques using Versene solution show little advantage over acetic acid techniques in the extraction from limestones of the twenty accessory minerals which were used in these experiments. However, a better recovery of carbonate minerals other than calcite and aragonite can be expected with Versene residue methods

    Insights into the Role of Transient Chiral Mediators and Pyridone Ligands in Asymmetric Pd-Catalyzed C–H Functionalization

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    Mechanistic investigations uncover a novel role for 2-pyridone ligands and interrogate the origin of enantioselectivity in the (+)-norbornene-mediated Pd-catalyzed meta-C(aryl)–H functionalization of diarylmethylamines. Observations from kinetic analysis in concert with in situ ÂčâčF NMR monitoring allow us to propose that the pyridone ligand plays a role in enhancing the rate- and enantio-determining insertion of an arylpalladium species into a chiral norbornene derivative. The unprecedented features of 2-pyridone ligands in asymmetric 1,2 migratory insertion, and norbornene as a transient chiral mediator in relay chemistry, provide new insights into this ligand scaffold for future developments in stereoselective transition-metal-catalyzed C–H functionalization

    Bridging Opportunities in Human Health Services

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    The Campus to Community project aims to develop facilitated, in-depth site visits for VCU faculty and staff interested in exploring human health services opportunities in the Richmond community. The site visit experience will provide exposure to various community organizations specializing in human health, essentially creating a “bridge” between VCU’s campus and these facilities. This initiative is intended to motivate employees to action within the Richmond community by enabling them to observe first-hand the services that these organizations provide, learn more about the organizations’ missions, and engage in meaningful interactions with representatives on site. Likewise, it will allow Richmond community organizations to discuss unique needs and opportunities for partnerships with VCU
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