192,668 research outputs found

    Community development and mental health promotion

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    It is estimated that 450 million people are experiencing mental illness at any one time, most of whom live in developing countries and a great majority of them being women (World Health Organization, 2001). Mental illness affects one in four people at some stage during their lives. This paper based on a review of literature delineates the scope of community development in mental health promotion. To make more meaning relevant Australian references are utilised in this review essay. Mental illness is common in Australia with one in five Australians experiencing a mental illness at some stage in their lives, and many experiencing more than one mental illness at one time (Mindframe National Media Initiative, 2011). In this paper the authors review perspectives currently available for health promotion in social work in relation to mental health. The authors emphasise the importance of strength-based community development perspectives in mental health practice and an attempt is made to put forward an integrated model for, addressing mental health issues in a community context. The model looks at highlighting the need for developing and sustaining community spirit and promoting resilience in communities

    Community work in the context of uncertainty: challenges and opportunites

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    In this last chapter, the authors intend to provide a snapshot of the main discussions, themes and issues that have emerged for us. As has been evident from the previous chapters, community practice takes places in a wider socio-political context and social workers/community development workers are urged to 'work with people rather than for people'. We appreciate that we live in a world of uncertainties and we do not know what the future holds for us either. This is true for several communities across the globe that are deprived of basic necessities in life and are dependent on the NGOs or Government interventions to find a solution to their everyday concerns. This poses a question about the approaches and underpinning theoretical foundations in community practice, that is, how can we possibly work with people in the ever-changing socio-political situation and when governments slip and slide away from their commitment to welfare because of emerging neo-liberal considerations, heavily influenced by globalisation? In this concluding paper, we attempt to revisit these aspects, namely, globalisation and uncertainty, and their impact on communities. Emerging literature, our practice experience, and our challenges are presented to the reader in a community development perspective

    Biomechanical analysis of Goel technique for C1–2 fusion

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    Object The Goel technique, in which C1–2 intraarticular spacers are used, may be performed to restore stability to a disrupted atlantoaxial complex in conjunction with the Harms technique of placing polyaxial screws and bilateral rods. However, it has yet to be determined biomechanically whether the addition of the C1–2 joint spacers increases the multiaxial rigidity of the fixation construct. The goal of this study was to quantify changes in multiaxial rigidity of the combined Goel-Harms technique with the addition of C1–2 intraarticular spacers. Methods Seven cadaveric cervical spines (occiput–C2) were submitted to nondestructive flexion-extension, lateral bending, and axial rotation tests in a material testing machine spine tester. The authors applied 1.5 Nm at a rate of 0.1 Nm/second and held it constant for 10 seconds. The specimens were loaded 3 times, and data were collected on the third cycle. Testing of the specimens was performed for the following groups: 1) intact (I); 2) with the addition of C-1 lateral mass/C-2 pedicle screws and rod system (I+SR); 3) with C1–2 joint capsule incision, decortication (2 mm on top and bottom of each joint [that is, the C-1 and C-2 surface) and addition of bilateral C1–2 intraarticular spacers at C1–2 junction to the screws and rods (I+SR+C); 4) after removal of the posterior rods and only the bilateral spacers in place (I+C); 5) after removal of spacers and further destabilization with simulated odontoidectomy for a completely destabilized case (D); 6) with addition of posterior rods to the destabilized case (D+SR); and 7) with addition of bilateral C1–2 intraarticular spacers at C1–2 junction to the destabilized case (D+SR+C). The motion of C-1 was measured by a 3D motion tracking system and the motion of C-2 was measured by the rotational sensor of the testing system. The range of motion (ROM) and neutral zone (NZ) across C-1 and C-2 were evaluated. Results For the intact spine test groups, the addition of screws/rods (I+SR) and screws/rods/cages (I+SR+C) significantly reduced ROM and NZ compared with the intact spine (I) for flexion-extension and axial rotation (p &lt; 0.05) but not lateral bending (p &gt; 0.05). The 2 groups were not significantly different from each other in any bending mode for ROM and NZ, but in the destabilized condition the addition of screws/rods (D+SR) and screws/rods/cages (D+SR+C) significantly reduced ROM and NZ compared with the destabilized spine (D) in all bending modes (p &lt; 0.05). Furthermore, the addition of the C1–2 intraarticular spacers (D+SR+C) significantly reduced ROM (flexion-extension and axial rotation) and NZ (lateral bending) compared with the screws and rods alone (D+SR). Conclusions Study result indicated that both the Goel and Harms techniques alone and with the addition of the C1–2 intraarticular spacers to the Goel-Harms technique are advantageous for stabilizing the atlantoaxial segment. The Goel technique combined with placement of a screw/rod construct appears to result in additional construct rigidity beyond the screw/rod technique and appears to be more useful in very unstable cases.</jats:sec

    VERA: A Virtual Laboratory for Self-Directed Learning (GT SSE 2023 Workshop)

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    Dr. Ashok Goel presents his group's work on VERA at the SSE Scientific Computing Workshop in April 2023.</p

    Mixture formation and combustion behaviour analysis in a di ng engine with centrally mounted injector under different injection timings

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    The work presented in this paper was carried out by Politecnico di Torino, IFPEN, Renault and Continental within GasOn project of the European commission. The objective of this study has been to understand the fluid-dynamic behaviour in a natural gas engine using direct injection. The first part of the CFD activity has been focused on the characterization of the flow field and its interaction with the jet, with reference to different injection strategies. In the second part the ‘mixture breakdown’ at high speed has been detected, as the highest engine speed at which a sufficiently homogenous mixture can be obtained at the start of combustion. The third one has been related to the discussion of the mixing process and turbulence evolution at low speed and low load. The direct injection of NG in the combustion chamber allows several degrees of freedom to be considered, from the point of view of engine control. At full load, a late injection timing is preferable, whereas at partial load a better mixture quality is obtained for an early injection. For the engine under study, a significant deviation from the mixture homogeneity for engine speeds higher than 4500 rpm, can be detected

    Sarcasm target identification: Dataset and an introductory approach

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    Past work in computational sarcasm deals primarily with sarcasm detection. In this paper, we introduce a novel, related problem: sarcasm target identification (i.e., extracting the target of ridicule in a sarcastic sentence). As a benchmark, we introduce a new dataset for the task. This dataset is manually annotated for the sarcasm target in book snippets and tweets based on our formulation of the task. We then introduce an automatic approach for sarcasm target identification. It is based on a combination of two types of extractors: one based on rules, and another consisting of a statistical classifier. Our introductory approach establishes the viability of sarcasm target identification, and will serve as a baseline for future work

    sj-docx-1-pie-10.1177_09544089221142427 - Supplemental material for Statistical analysis and optimization of fuel cells using the design of experiment

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    Supplemental material, sj-docx-1-pie-10.1177_09544089221142427 for Statistical analysis and optimization of fuel cells using the design of experiment by Sarthak Dwivedi, Lanka Tata Rao, Shashwat Goel, Satish Kumar Dubey, Arshad Javed and Sanket Goel in Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering</p
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