4,552 research outputs found

    Dancing Together: Two halves of a whole

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    This article will discuss how video conferencing has been used to bring together dance students from two universities from two different continents separated by an ocean to collaborate and perform together. It will focus on the performance zones that have been codified and how the creative use of bodies (particularly in the Cone of Capture and Zone of Virtual Interplay) has been used to give the visual impression of one company dancing together in a ‘third space’

    Making Connections Through the Fifth Wall: A New Creative Place for Performing Arts and Pedagogy in Higher Education Final Report for JISC (previously JANET) July 2015

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    “Making Connections Through the Fifth Wall: A New Creative Place for Performing Arts and Pedagogy in Higher Education” was a JANET funded Arts and Humanities network project, which ran from January 2014-May 2015. During the funding year, JANET (the network provider for UK education and research) became reorganised as part of the larger company, JISC. The Project was a three-way collaboration between staff and students at Edinburgh Napier University Music Department (UK) and staff and students in the Dance Departments at Liverpool John Moores University (UK) and Nova Southeastern University, Fort Lauderdale, Florida, (US). It involved the use of VisiMeet software videoconferencing system to link all three sites. The Project Directors were able to establish that: 1. VisiMeet videoconferencing software technology did enable collaboration between three distanced sites (Edinburgh, Liverpool UK and Fort Lauderdale Florida, US) to create a new performance work that combined music and dance; 2. Within the limited timeframe (seven week rehearsal schedule), the video conferencing technology demonstrated that it could serve dance/music pedagogy and the creative process. However, for greater support for both teaching/learning in Higher Education and for further solutions for the arrangement and presentation of multiple projections more investigation is needed. 3. The use of VisiMeet technology was able to support linking three distanced spaces with multiple projections and with multiple audiences (in at least eight sites). However, greater consideration needed to be made in terms the quality of the link (especially the impact on audio) as more audience members joined the “meeting” from around the world. 4. At the performance on 21 November 2014, issues with poor audio quality as audience members from around the world (on the free downloadable VisiMeet version) joined the audiences situated in the three sites with full-room licences meant that post-performance discussion between all sites had to be terminated. The use of external microphones at a subsequent performance and presentation on 5 May 2015 at the fifth European Network Performing Arts Production (NPAP) Workshop at the Royal College of Music, London did much to improve that issue. 5. This report will evidence the process that this project followed, and will share its model of practice which could be used by others

    A Model Description for the Transition from Multiprofessional to Interprofessional Courses

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    Transitioning from multiprofessional to interprofessional courses requires a commitment on behalf of the faculty of the programs represented within these courses. Through the development of advisory committees, creation and implementation of curricula, obtainment of pre- and post-test data and course evaluations this transition can be achieved. The Pathologists’ Assistant Department at Rosalind Franklin University of Medicine and Science is currently involved in a transition of many of its students’ courses from multiprofessional to interprofessional; one such example is the Neuroscience course which combines Pathologists’ Assistant, Physical Therapy, and Podiatry students. This transition includes the formation of an advisory group, review of course objectives, participation by faculty from each program represented in the course, the collaborative development of syllabi and exams, having students work in interprofessional teams analyzing case studies relevant to each profession, and involvement in a demonstration laboratory. This presentation will focus on our model currently being used atRosalindFranklinUniversityin transitioning from multiprofessional to interprofessional courses. We will discuss our successes and also the challenges we face in this transition process. Learning Objectives: At the end of this session, participants will: 1. Discuss the components involved in transitioning from multiprofessional to interprofessional courses. 2. Identify potential barriers in the transition process

    Climatic variability during the last millennium in Western Iceland from lake sediment records

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    The aim of this research was to create a decadal-scale terrestrial quantitative palaeoclimate record for NW Iceland from lake sediments for the last millennium. Geochemical, stable isotope and chironomid reconstructions were obtained from a lake sequence constrained by tephra deposits on the Snæfellsnes peninsula, western Iceland. Obtaining a quantitative record proved problematic, but the qualitative chironomid record showed clear trends associated with past summer temperatures, and the sedimentological records provided evidence for past changes in precipitation, mediated through catchment soil in-wash. When the full range of chronological uncertainty is considered, four clear phases of climatic conditions were identified: (1) a relatively warm phase between AD 1020 and 1310; (2) a relatively stable period between AD 1310 and 1510, cooler than the preceding period but still notably warmer than the second half of the millennium; (3) a consistent reduction of temperatures between AD 1560 and 1810, with the coolest period between AD 1680 and 1810; and (4) AD 1840–2000 has temperatures mainly warmer than in the preceding two centuries, with a rising trend and increased variability from c. AD 1900 onwards. The reconstructions show clearly that the first half of the millennium experienced warmer climatic conditions than the second half, with a return to the warmer climate only occurring in the last c. 100 years. Much of the variability of the chironomid record can be linked to changes in the North Atlantic Oscillation (NAO). The reconstructions presented can track low-frequency and long-term trends effectively and consistently but high-resolution and calibrated quantitative records remain more of a challenge – not just in finding optimal sedimentary deposits but also in finding the most reliable proxy. It is this that presents the real challenge for Holocene climate reconstruction from this key area of the North Atlantic. Keywords : iceland, palaeolimnology, chironomids, little ice age, medieval climate anomaly, north atlantic oscillatio

    A robotic system for steel bridge maintenance: Research challenges and system design

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    This paper presents the research on and development of a robotic system for stripping paint and rust from steel bridges, with the ultimate objective of preventing human exposure to hazardous and dangerous debris (containing rust, paint particles, lead and/or asbestos), relieving human workers from labor intensive tasks and reducing costs associated with bridge maintenance. The robot system design, the key research challenges and enabling technologies and system development are discussed in detail. Research results obtained so far and discussions on some key issues are also presented

    Enantioselective Synthesis of Enantioisotopomers with Quantitative Chiral Analysis by Chiral Tag Rotational Spectroscopy

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    Fundamental to the synthesis of enantioenriched chiral molecules is the ability to assign absolute configuration at each stereogenic center, and to determine the enantiomeric excess for each compound. While determination of enantiomeric excess and absolute configuration is often considered routine in many facets of asymmetric synthesis, the same determinations for enantioisotopomers remains a formidable challenge. Here, we report the first highly enantioselective metal-catalyzed synthesis of enantioisotopomers that are chiral by virtue of deuterium substitution along with the first general spectroscopic technique for assignment of the absolute configuration and quantitative determination of the enantiomeric excess of isotopically chiral molecules. Chiral tag rotational spectroscopy uses noncovalent chiral derivatization, which eliminates the possibility of racemization during derivatization, to perform the chiral analysis without the need of reference samples oft he enantioisotopomer

    Equine infectious keratitis in Finland : Associated microbial isolates and susceptibility profiles

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    Objective To retrospectively describe laboratory findings, treatment, and outcome associated with equine infectious keratitis in Finland. Animals and procedures Medical records of horses diagnosed with infectious keratitis in University of Helsinki Equine Hospital from January 2007 to June 2018 were reviewed. Results Forty-seven cases were included. Keratomycosis was diagnosed in 27 eyes and bacterial keratitis in 20 eyes. Aspergillus flavus was the most frequent fungal isolate (9/17, 53%), followed by Cylindrocarpon sp. (3/17, 18%) and Aspergillus fumigatus (2/17, 12%). Susceptibility was tested for 10/11 Aspergillus sp. isolates; all were susceptible to voriconazole while only two were susceptible to amphotericin B. Cylindrocarpon sp. isolates were resistant to both agents. Streptococcus equi subsp. zooepidemicus was the most frequent bacterial isolate (9/19, 47%), followed by other streptococci (4/19, 21%). All 13 Streptococcus sp. isolates were susceptible to penicillin, and all tested isolates (n = 11) were also susceptible to chloramphenicol. Mean duration of medical treatment was longer in fungal keratitis (38 days) than in bacterial keratitis (25 days) (P <.001). Twenty-six of the eyes underwent globe-sparing surgery in addition to medical therapy. Recovery was achieved in 66% (31/47) of all cases and in 59% (16/27) and 75% (15/20) (P = .264) of cases with keratomycosis and bacterial keratitis, respectively. Conclusions Although Aspergillus sp. and S zooepidemicus were the most frequently encountered isolates, cytology, culture, and susceptibility testing are essential to differentiate bacterial and fungal keratitis and guide the clinician to choose the most efficient treatment.Peer reviewe

    The preference for water nipples vs. water bowls in dairy goats

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    <p>Abstract</p> <p>Background</p> <p>Previous studies have reported that the design of the water dispensers can influence the water intake in farm animals. Horses and dairy cows seem to prefer to drink from an open surface whereas sheep and pigs apparently prefer water nipples, probably because of the worse water quality in water bowls. The aim of the present study was to examine the preference of dairy goats for water nipples or water bowls.</p> <p>Methods</p> <p>In each of the two experiments (exp. 1, dry goats, exp. 2 lactating goats), 42 dairy goats were allotted into 6 groups of 7 goats. In period 1, the goats had access to a water nipple. In period 2, they had access to a water bowl and in period 3 (preference test) they had access to both a water nipple and a water bowl. Water usage and wastage was recorded and water intake (water usage - water wastage) was calculated for each group for the two last days of each period. In experiment 2, water samples from each dispenser were analyzed for heterotrophy germs at 22°C, <it>Escherichia coli </it>and turbidity.</p> <p>Results</p> <p>Water usage was higher from water nipples than from water bowls both in experiment 1 (dry goats) and experiment 2 (lactating goats). There was however, no difference in water intake from water nipples and water bowls. In the preference test (period 3), the water intake tended to be higher from the water nipple than from the water bowl both for the dry goats (exp. 1) and lactating goats (exp. 2). Especially for the dry goats, the differences between groups were large. Turbidity and heterotrophy germs were much higher in the samples from the water bowls than from the water nipples.</p> <p>Water wastage from the water bowls was negligible compared to the water nipples. From the water nipples the water wastage was 30% and 23% of water usage for the dry and lactating goats respectively.</p> <p>Conclusions</p> <p>We conclude that type of water dispenser (nipple or bowl) was probably of minor importance for water intake in goats, but water bowls had a lower water quality.</p

    Aquatic community response to volcanic eruptions on the Ecuadorian Andean flank: evidence from the palaeoecological record

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    Aquatic ecosystems in the tropical Andes are under increasing pressure from human modification of the landscape (deforestation and dams) and climatic change (increase of extreme events and 1.5 °C on average temperatures are projected for AD 2100). However, the resilience of these ecosystems to perturbations is poorly understood. Here we use a multi-proxy palaeoecological approach to assess the response of aquatic ecosystems to a major mechanism for natural disturbance, volcanic ash deposition. Specifically, we present data from two Neotropical lakes located on the eastern Andean flank of Ecuador. Laguna Pindo (1°27.132′S–78°04.847′W) is a tectonically formed closed basin surrounded by a dense mid-elevation forest, whereas Laguna Baños (0°19.328′S–78°09.175′W) is a glacially formed lake with an inflow and outflow in high Andean Páramo grasslands. In each lake we examined the dynamics of chironomids and other aquatic and semi-aquatic organisms to explore the effect of thick (> 5 cm) volcanic deposits on the aquatic communities in these two systems with different catchment features. In both lakes past volcanic ash deposition was evident from four large tephras dated to c.850 cal year BP (Pindo), and 4600, 3600 and 1500 cal year BP (Baños). Examination of the chironomid and aquatic assemblages before and after the ash depositions revealed no shift in composition at Pindo, but a major change at Baños occurred after the last event around 1500 cal year BP. Chironomids at Baños changed from an assemblage dominated by Pseudochironomus and Polypedilum nubifer-type to Cricotopus/Paratrichocladius type-II, and such a dominance lasted for approximately 380 years. We suggest that, despite potential changes in the water chemistry, the major effect on the chironomid community resulted from the thickness of the tephra being deposited, which acted to shallow the water body beyond a depth threshold. Changes in the aquatic flora and fauna at the base of the trophic chain can promote cascade effects that may deteriorate the ecosystem, especially when already influenced by human activities, such as deforestation and dams, which is frequent in the high Andes
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