606 research outputs found

    SO(5,5) duality in M-theory and generalized geometry

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    We attempt to reformulate eleven dimensional supergravity in terms of an object that unifies the three-form and the metric and makes the M-theory duality group manifest. This short note deals with the case of where the U-duality group SO(5,5) acts in five spatial dimensions.Comment: 7 pages, LaTex, v2: typos corrected and reference adde

    When was the Last Time that You Heard of Ian McKellen Blowing out His Knee? The Performance and Practice of Risk in British Professional Wrestling

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    Professional wrestling has a poor record of caring for athlete-artists’ health and wellbeing. The data gathered through the Health and Wellbeing in Professional Wrestling project aims to confront this issue. During the data collection process, we noted that interviewees’ reflections shifted the meaning of terms and ideas associated with wrestling but, until now, not fully understood. One such concept is risk. Wrestling has been criticised for being too risky by parents’ groups and teachers, and not risky enough by those who dismiss it as fake and phony. This article recognises that such miscomprehensions of wrestling risk have broader implications: an absence of suitable medical support, a lack of appreciation for its artistry, performing dangerous moves without professional training, and more. In order to comprehend wrestling risk in this deeper sense, this article reads it through the notion of edgework. Wrestling enables a reimagining of edgework more generally through the real-not-real spectrum, and as collaborative rather than competitive endeavor. There are broader implications here, then: a study of wrestling provides a model for comprehending the health and wellbeing benefits and challenges of contemporary risk. Finally, the article asks what difference this more nuanced and multifaceted version of risk makes to future innovations in wrestling health and wellbeing

    The effects of neoadjuvant chemoradiotherapy and a structured exercise training programme on phusical fitness and in vivo mitochrondrial function in advanced rectal cancer patients

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    Outcomes after major surgery depend partly on patients’ physiological tolerance to iatrogenic trauma. Objectively measured fitness assessments (cardiopulmonary exercise testing; CPET) show a link between poor fitness and poor surgical outcome, especially in major colorectal surgery. However evidence on fitness of surgical patients undergoing neoadjuvant chemoradiotherapy (NACRT) and/or preoperative exercise training is lacking. This thesis focuses on the physiological effects of NACRT and a preoperative structured responsive exercise training programme (SRETP) on objectively measured physical fitness using cardiopulmonary exercise testing, and the related effects on mitochondrial function using 31-phosphorus magnetic resonance spectroscopy (31P MRS) in operable advanced rectal cancer patients. First, CPET variables (oxygen uptake ( o2) at estimated lactate threshold ( L) and at peak exercise) were measured in advanced rectal cancer patients pre and post-NACRT and were followed up to 1 year postoperatively. A reduction in o2 at L and o2 at Peak exercise was observed (-1.5 and -1.4 ml.kg-1.min-1 respectively;

    Circulatory control in hypertension : studies in experimental renal hypertension and some aspects of human essential hypertension.

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    Reflex function and the role of autonomic and non—autonomic factors in circulatory haemodynamics have been studied in unanaesthetized rabbits with renal hypertension which was produced by bilateral wrapping of the kidneys with cellophane

    Reconceptualising assessment to promote student learning, resilience and wellbeing

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    In this workshop we present results from a longitudinal mixed methods study which evidences that dialogic feed-forward assessment asserts a positive influence on the undergraduate student experience in a number of inter-related cognitive and affective ways (Hill & West, 2019). Staff-student dialogue impacts positively upon learning, uncovering emotion and enhancing resilience and wellbeing (Hill et al., 2019). Through activities and discussion a staff-student team will encourage workshop participants to reconceptualise assessment and feedback as a collaborative process at a number of scales within their institutions. Participants will be encouraged to plan assessment approaches conscious of student stressors and emotions, maximising the potential for sustainable learning and academic success

    Hierarchical Trustworthy Authentication for Pervasive Computing

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    This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author's copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder. -- -- Copyright IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from the IEEE

    Avoiding the second year blues: A transition framework assisting student progression at Deakin University

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    Second year students can face difficulties returning to study after successfully completing year one. Many students experience a loss of engagement and do not make a smooth transition into second year as a result of stress from academic pressure and personal development issues (Gump, 2007). Much effort is put into welcoming students to their first year of University but little has been previously done in Australia to assist the transition into second year (Hunter et al., 2010). Second year students are not necessary second year at University students but may include students articulating from MIBT or TAFE. These students need to form and build networks with students at the same level, not with “first year students”. We identified a “slump” in the grades of second year students completing science courses at Deakin University with the greatest decline occurring between 1st and 2nd trimester. Since 2009 we have run a “Welcome to Second Year” program during orientation week for students entering second year of their science course. Student evaluations have indicated that the activities presented in the program made them feel more prepared, assisted them to re-establish connections with the student cohort and academic staff. REFERENCES Gump, S. (2007) Classroom research in a general education course: exploring implications through an investigation of the Sophomore Slump. The Journal of General Education, 56, 2

    Exercise interventions for people undergoing multimodal cancer treatment that includes surgery

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    This is the protocol for a review and there is no abstract. The objectives are as follows: To determine the effect of exercise interventions for people undergoing multimodal treatment including surgery on physical fitness, safety and feasibility, health-related quality of life and other important health outcomes

    Physical activity levels in locally advanced rectal cancer patients following neoadjuvant chemoradiotherapy and an exercise training programme before surgery: a pilot study

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    Background: The aim of this pilot study was to measure changes in physical activity level (PAL) variables, as well as sleep duration and efficiency in people with locally advanced rectal cancer (1) before and after neoadjuvant chemoradiotherapy (CRT) and (2) after participating in a pre-operative 6-week in-hospital exercise training programme, following neoadjuvant CRT prior to major surgery, compared to a usual care control group.Methods: We prospectively studied 39 consecutive participants (27 males). All participants completed standardised neoadjuvant CRT: 23 undertook a 6-week in-hospital exercise training programme following neoadjuvant CRT. These were compared to 16 contemporaneous non-randomised participants (usual care control group). All participants underwent a continuous 72-h period of PA monitoring by SenseWear biaxial accelerometer at baseline, immediately following neoadjuvant CRT (week 0), and at week 6 (following the exercise training programme).Results: Of 39 recruited participants, 23 out of 23 (exercise) and 10 out of 16 (usual care control) completed the study. In all participants (n = 33), there was a significant reduction from baseline (pre-CRT) to week 0 (post-CRT) in daily step count: median (IQR) 4966 (4435) vs. 3044 (3265); p < 0.0001, active energy expenditure (EE) (kcal): 264 (471) vs. 154 (164); p = 0.003, and metabolic equivalent (MET) (1.3 (0.6) vs. 1.2 (0.3); p = 0.010). There was a significant improvement in sleep efficiency (%) between week 0 and week 6 in the exercise group compared to the usual care control group (80 (13) vs. 78 (15) compared to (69 ((24) vs. 76 (20); p = 0.022), as well as in sleep duration and lying down time (p < 0.05) while those in active EE (kcal) (152 (154) vs. 434 (658) compared to (244 (198) vs. 392 (701) or in MET (1.3 (0.4) vs. 1.5 (0.5) compared to (1.1 (0.2) vs. 1.5 (0.5) were also of importance but did not reach statistical significance (p > 0.05). An apparent improvement in daily step count and overall PAL in the exercise group was not statistically significant.Conclusions: PAL variables, daily step count, EE and MET significantly reduced following neoadjuvant CRT in all participants. A 6-week pre-operative in-hospital exercise training programme improved sleep efficiency, sleep duration and lying down time when compared to participants receiving usual care
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