1,117 research outputs found

    Beyond Imaginary Geographies: Critique, Cooptation and Imagination in the Aftermath of The War On Terror

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    This paper considers the question of what it might mean to resist the ‘imaginative geographies’ of the War on Terror through a reading of the bestselling novel, The Reluctant Fundamentalist by Mohsin Hamid (2007). Reading this novel against the claim that we are now at the ‘end’ of the War on Terror, the paper engages with how we might move beyond what Derek Gregory described as the split geographies of ‘us’ and ‘them’, ‘civilization’ and ‘barbarism’ that represent the violent return of the colonial past (2004). The paper argues that critical attempts at resisting the imaginative geographies of the War on Terror, such as we find in this particular novel, often assume and reproduce an understanding of time as linear and progressive, the idea of time which Gregory points out makes these imaginative geographies possible. The paper argues that this becomes problematic when critical interventions risk reproducing the very understanding of political life that they set out to confront. Whilst it is an important political move to reveal the imaginative geographies at work in the War on Terror, the paper suggests that this approach also risks operating by confirming to a critical readership that which it already thought it knew. We are too easily led to the conclusion that what is needed is better representations of ‘others’ in the world, as just as enlightened, cultured, reasoned as ‘us’. The contention of this paper is that such critical responses fail to do anything to disrupt or trouble the split geographies of ‘us’ and ‘them’; rather, they keep them firmly in place and entrench them further. The paper argues that we need to revisit and unsettle the concept of imagination at work in the idea of ‘imaginative geographies’ to explore a way of thinking co-existence in world politics that cannot be understood within a unifying temporal framework. It is suggested that despite the closures identified in this novel, postcolonial urban literatures also provide many openings for thinking the ‘possibility that the field of the political is constitutively not singular’ (Chakrabarty, 2000, page 148)

    Active Listening by Hospital Chaplaincy Volunteers: Benefits, Challenges and Good Practice

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    Active listening (AL) is a communication technique frequently used in counselling. This study explored the feasibility of implementing a ward-based AL intervention for patients by chaplaincy volunteers in the UK National Health Service. Seven focus groups (n=47) included healthcare researchers, lecturers, nurses, patients, AL tutors, active listeners volunteers and chaplaincy volunteers. Acceptability and perceived effectiveness of a patient/volunteer listener intervention were explored. Analysis followed the framework approach. Four themes emerged: (a) Listening as a wellbeing generator; (b) Benefits of AL delivered by volunteers; (c) Spirituality and public perceptions of hospital chaplaincy; (d) Challenges of structured communication techniques in acute care. Participants reported positive attitudes towards the introduction of AL provided by volunteers in acute wards. They shared a common belief that when people are listened to, wellbeing improves through control, choice and empowerment. Patients’ acceptability of the intervention increased if it was delivered by volunteers

    Presenca de Dentes Permanentes Irrompidos em Escolares da Regiao Metropolitana de Porto Alegre

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    Foi realizada uma pesquisa de campo em duas escolas da rede pĂșblica estadual de Porto Alegre, com a finalidade de verificar a presença de dentes permanentes irrompidos em crianças com faixa etĂĄria entre seis a dez anos. Foram examinadas 327 crianças, considerando as variĂĄveis de idade, sexo e raça. NĂŁo foi observada diferença significativa para a Ă©poca de erupção para as variĂĄveis de raça e sexo. Foi observado que aos seis anos de idade uma porcentagem maior de incisivos inferiores (78,7%) irrompeu antes que os primeiros molares inferiores (75,9%), assim como a erupção na arcada inferior antecedeu a da arcada superior. O trabalho teve como referĂȘncia didĂĄtica uma ampla literatura sobre os diferentes tĂłpicos relacionados ao processo evolutivo da dentição. A survey was performed in two public schools of Porto Alegre, with the purpose of demonstrate the presence of erupted permanent teeth in children with age ranging from 6 to 10 years old. The sample consisted of 327 patients and the variables examined were age, sex and race. In the 6 year old group, the lowers incisors (78,7%) erupted earlier than the first molars (75,9%) and the teeth on the lower arch erupted before the teeth on upper arch. It was not observed a significant difference (

    Pain assessment for people with dementia: a systematic review of systematic reviews of pain assessment tools.

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    BACKGROUND: There is evidence of under-detection and poor management of pain in patients with dementia, in both long-term and acute care. Accurate assessment of pain in people with dementia is challenging and pain assessment tools have received considerable attention over the years, with an increasing number of tools made available. Systematic reviews on the evidence of their validity and utility mostly compare different sets of tools. This review of systematic reviews analyses and summarises evidence concerning the psychometric properties and clinical utility of pain assessment tools in adults with dementia or cognitive impairment. METHODS: We searched for systematic reviews of pain assessment tools providing evidence of reliability, validity and clinical utility. Two reviewers independently assessed each review and extracted data from them, with a third reviewer mediating when consensus was not reached. Analysis of the data was carried out collaboratively. The reviews were synthesised using a narrative synthesis approach. RESULTS: We retrieved 441 potentially eligible reviews, 23 met the criteria for inclusion and 8 provided data for extraction. Each review evaluated between 8 and 13 tools, in aggregate providing evidence on a total of 28 tools. The quality of the reviews varied and the reporting often lacked sufficient methodological detail for quality assessment. The 28 tools appear to have been studied in a variety of settings and with varied types of patients. The reviews identified several methodological limitations across the original studies. The lack of a 'gold standard' significantly hinders the evaluation of tools' validity. Most importantly, the samples were small providing limited evidence for use of any of the tools across settings or populations. CONCLUSIONS: There are a considerable number of pain assessment tools available for use with the elderly cognitive impaired population. However there is limited evidence about their reliability, validity and clinical utility. On the basis of this review no one tool can be recommended given the existing evidence

    The solid-state photo-CIDNP effect

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    The solid-state photo-CIDNP effect is the occurrence of a non-Boltzmann nuclear spin polarization in rigid samples upon illumination. For solid-state NMR, which can detect this enhanced nuclear polarization as a strong modification of signal intensity, the effect allows for new classes of experiments. Currently, the photo- and spin-chemical machinery of various RCs is studied by photo-CIDNP MAS NMR in detail. Until now, the effect has only been observed at high magnetic fields with 13C and 15N MAS NMR and in natural photosynthetic RC preparations in which blocking of the acceptor leads to cyclic electron transfer. In terms of irreversible thermodynamics, the high-order spin structure of the initial radical pair can be considered as a transient order phenomenon emerging under non-equilibrium conditions and as a first manifestation of order in the photosynthetic process. The solid-state photo-CIDNP effect appears to be an intrinsic property of natural RCs. The conditions of its occurrence seem to be conserved in evolution. The effect may be based on the same fundamental principles as the highly optimized electron transfer. Hence, the effect may allow for guiding artificial photosynthesis

    New generation hole transporting materials for Perovskite solar cells: Amide-based small-molecules with nonconjugated backbones

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    State-of-the-art perovskite-based solar cells employ expensive, organic hole transporting materials (HTMs) such as Spiro-OMeTAD that, in turn, limits the commercialization of this promising technology. Herein an HTM (EDOT-Amide-TPA) is reported in which a functional amide-based backbone is introduced, which allows this material to be synthesized in a simple condensation reaction with an estimated cost of <$5 g−1. When employed in perovskite solar cells, EDOT-Amide-TPA demonstrates stabilized power conversion efficiencies up to 20.0% and reproducibly outperforms Spiro-OMeTAD in direct comparisons. Time resolved microwave conductivity measurements indicate that the observed improvement originates from a faster hole injection rate from the perovskite to EDOT-Amide-TPA. Additionally, the devices exhibit an improved lifetime, which is assigned to the coordination of the amide bond to the Li-additive, offering a novel strategy to hamper the migration of additives. It is shown that, despite the lack of a conjugated backbone, the amide-based HTM can outperform state-of-the-art HTMs at a fraction of the cost, thereby providing a novel set of design strategies to develop new, low-cost HTMs

    Translation to practice: a randomised controlled study of an evidenced based booklet targeted at breast care nurses in the United Kingdom

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    BACKGROUND: In the United Kingdom (UK), it was documented that a problem of knowledge transfer existed within the speciality of breast-cancer care, thus depriving patients of receiving optimal care. Despite increasingly robust research evidence indicating recommendation of whole body exercise for people affected by breast cancer, commensurate changes to practice were not noted amongst breast-care nurses (BCNs). AIM: To evaluate the effect of a targeted booklet, Exercise and Breast Cancer: A Booklet for Breast-Care Nurses, on changes in knowledge, reported practice, and attitudes of BCNs in the UK. METHOD: A prospective, experimental approach was used for designing a pre- and post-test randomised controlled study. Comparisons of knowledge, reported practice, and attitudes based on responses to a questionnaire were made at two time-points in two groups of BCNs (control and experimental). The unit of randomisation and analysis was hospital clusters of BCNs. The sample comprised 92 nurses from 62 hospitals. Analysis consisted of descriptive statistics and clustered regression techniques: clustered logistic regression for knowledge items, clustered linear regression for knowledge scores, ologit for attitude and reported practice items, and clustered multiple regression for paired and multiple variable analysis. RESULTS: A statistically significant increase in knowledge and changes in reported practice and attitudes were found. Robust variables affecting knowledge acquisition were: promotion of health, promotion of exercise, and understanding how exercise can reduce cancer-related fatigue. DISCUSSION: The study has shown that evidence-based printed material, such as an information booklet, can be used as an effective research dissemination method when developed for needs, values, and context of a target audience. CONCLUSIONS: This practical approach to research dissemination could be replicated and applied to other groups of nurses.</p
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