1,986 research outputs found

    Branched polymers, complex spins and the freezing transition

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    We show that by coupling complex three-state systems to branched-polymer like ensembles we can obtain models with gamma-string different from one half. It is also possible to study the interpolation between dynamical and crystalline graphs for these models; we find that only when geometry fluctuations are completely forbidden is there a crystalline phase.Comment: 14 pages plain LateX2e, 4 eps figures included using eps

    Peran Gaya Kepemimpinan dan Kompensasi dalam Mempengaruhi Kinerja yang Dimediasi oleh Kepuasan Kerja

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    The purpose of research to determine the influence of leadership style and compensation on employee performance through job satisfaction as intervening variable with quantitative approach conducted at the head office of PT Varia Usaha, Gresik. Methods of data collection through questionnaires, research sample consists of 55 employees of the division of the Public Bureau at PT Varia Usaha, Gresik. Hypothesis testing uses linear regression analysis for hypotheses 1, 2, 3, 4 and 5, path analysis and double test for hypotheses 6 and 7. The results show that leadership style and job satisfaction have no effect on performance but there is influence between compensation with performance Employees. Leadership style and compensation have a positive effect on employee job satisfaction. The findings in this study that there is a positive and significant indirect influence between compensation on employee performance through job satisfaction. In addition, compensation has an indirect positive and significant impact on employee satisfaction mediated by job satisfaction. Tujuan penelitian ini adalah untuk mengetahui pengaruh gaya kepemimpinan dan kompensasi terhadap kinerja karyawan melalui kepuasan kerja sebagai variabel intervening dengan pendekatan kuantitatif yang dilakukan di kantor pusat PT Varia Usaha, Gresik. Metode pengumpulan data melalui kuesioner, sampel penelitian terdiri dari 55 karyawan divisi Biro Umum pada PT Varia Usaha, Gresik. Pengujian hipotesis menggunakan analisis regresi linier untuk hipotesis 1, 2, 3, 4 dan 5, analisis jalur dan uji sobel untuk hipotesis 6 dan 7. Hasil penelitian menunjukkan bahwa gaya kepemimpinan dan kepuasan kerja tidak berpengaruh terhadap kinerja namun terdapat pengaruh antara antara kompensasi dengan kinerja karyawan. Gaya kepemimpinan dan kompensasi berpengaruh positif terhadap kepuasan kerja karyawan. Temuan pada penelitian ini bahwa terdapat pengaruh tidak langsung yang positif dan signifikan antara kompensasi terhadap kinerja karyawan melalui kepuasan kerja. Selain itu, kompensasi berpengaruh tidak langsung positif dan signifikan terhadap kepuasan karyawan yang dimediasi oleh kepuasan kerja

    Tales from the playing field: black and minority ethnic students' experiences of physical education teacher education

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    This article presents findings from recent research exploring black and minority ethnic (BME) students’ experiences of Physical Education teacher education (PETE) in England (Flintoff, 2008). Despite policy initiatives to increase the ethnic diversity of teacher education cohorts, BME students are under-represented in PETE, making up just 2.94% of the 2007/8 national cohort, the year in which this research was conducted. Drawing on in-depth interviews and questionnaires with 25 BME students in PETE, the study sought to contribute to our limited knowledge and understanding of racial and ethnic difference in PE, and to show how ‘race,’ ethnicity and gender are interwoven in individuals’ embodied, everyday experiences of learning how to teach. In the article, two narratives in the form of fictional stories are used to present the findings. I suggest that narratives can be useful for engaging with the experiences of those previously silenced or ignored within Physical Education (PE); they are also designed to provoke an emotional as well as an intellectual response in the reader. Given that teacher education is a place where we should be engaging students, emotionally and politically, to think deeply about teaching, education and social justice and their place within these, I suggest that such stories of difference might have a useful place within a critical PETE pedagogy

    Identifikasi Nematoda Gastrointestinal Pada Katak Fejervarya Cancrivora Dan Limnonectes Macrodon Di Wilayah Kabupaten Bogor, Jawa Barat (Gastrointestinal Nematode Identification of Frogs Fejervarya Cancrivora and Limnonectes Macrodon in Bogor Residence)

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    A research was conducted to identify and to descript nematode worm genera as parasite from gastrointestinal tract of local consumption frogs. Fifty five adult Fejervarya cancrivora and seventy Limnonectes macrodon were collected from three subdistricts in Bogor Residence; Caringin, Cibatok, and Cimanggis. The research was also carried out to quantify prevalence nematode that infest both of frogs and to observe relationship between prevalence level and resource area also spesies of its. Nematode generas which found in F. cancrivora were identified as Amplicaecum, Camallanus, Aplectana, Cosmocerca, Cosmocercella,and Spinicauda. The same generas infested L. macrodon for exception Camallanus. Fejervarya cancrivora nematode prevalence level was higher than L. macrodon in all subdistricts. Its prevalence level weren't influenced by resource area. But, there was significant correlation between prevalence level and species of frogs (α=0,01 and α=0,05). The differences of gastrointestinal nematode infestation are related to differences in habitat and food type of frogs also life cycle of nematodes

    A comprehensive research agenda for zero leprosy

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    BACKGROUND: Leprosy control achieved dramatic success in the 1980s-1990s with the implementation of short course multidrug therapy, which reduced the global prevalence of leprosy to less than 1 in 10 000 population. However, a period of relative stagnation in leprosy control followed this achievement, and only limited further declines in the global number of new cases reported have been achieved over the past decade. MAIN TEXT: In 2016, major stakeholders called for the development of an innovative and comprehensive leprosy strategy aimed at reducing the incidence of leprosy, lowering the burden of disability and discrimination, and interrupting transmission. This led to the establishment of the Global Partnership for Zero Leprosy (GPZL) in 2018, with partners aligned around a shared Action Framework committed to achieving the WHO targets by 2030 through national leprosy program capacity-building, resource mobilisation and an enabling research agenda. GPZL convened over 140 experts from more than 20 countries to develop a research agenda to achieve zero leprosy. The result is a detailed research agenda focusing on diagnostics, mapping, digital technology and innovation, disability, epidemiological modelling and investment case, implementation research, stigma, post exposure prophylaxis and transmission, and vaccines. This research agenda is aligned with the research priorities identified by other stakeholders. CONCLUSIONS: Developing and achieving consensus on the research agenda for zero leprosy is a significant step forward for the leprosy community. In a next step, research programmes must be developed, with individual components of the research agenda requiring distinct expertise, varying in resource needs, and operating over different timescales. Moving toward zero leprosy now requires partner alignment and new investments at all stages of the research process, from discovery to implementation

    Arthroscopic simulation using a knee model can be used to train speed and gaze strategies in knee arthroscopy

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    Purpose This study aimed to determine the effect of a simulation course on gaze fixation strategies of participants performing arthroscopy. Methods Participants (n = 16) were recruited from two one-day simulation-based knee arthroscopy courses, and were asked to undergo a task before and after the course, which involved identifying a series of arthroscopic landmarks. The gaze fixation of the participants was recorded with a wearable eye-tracking system. The time taken to complete the task and proportion of time participants spent with their gaze fixated on the arthroscopic stack, the knee model, and away from the stack or knee model were recorded. Results Participants demonstrated a statistically decreased completion time in their second attempt compared to the first attempt (P = 0.001). In their second attempt, they also demonstrated improved gaze fixation strategies, with a significantly increased amount (P = 0.008) and proportion of time (P = 0.003) spent fixated on the screen vs. knee model. Conclusion Simulation improved arthroscopic skills in orthopaedic surgeons, specifically by improving their gaze control strategies and decreasing the amount of time taken to identify and mark landmarks in an arthroscopic task

    Preferensi Pakan dan Pertumbuhan Anakan Bulus (Amyda Cartilaginea Boddaert, 1770) di Penangkaran PT. Ekanindya Karsa, Kabupaten Serang, Banten

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    Softshell turtle (Amyda cartilaginea Boddaert, 1770) is categorized as Appendix II CITES and vulnerable in IUCN Red List Data Book. Captive breeding of this turtle is important to continue their sustainable utilization. PT Ekanindya Karsa was one of the pioneers in captive breeding of this species since 2008. Until now, reference related to management and maintenance techniques of softshell turtle in captivity are few. This research aims to analyse feeding preferences in juveniles. The results will assist wildlife conservation efforts and improve captive breeding effort for the future. Research was carried out at PT. Ekanindya Karsa from July to October 2012. Fifteen juveniles were given food for 9 weeks comprises of tuna, shrimp, spinach and sweet potatoes with cafeteria methods. Based on the number of food intake and cost efficiency, prefereed food was sweet potato and tuna. Feeding activities were visible in the morning (7.00 – 10.00 am) and evening (7.00 – 10.00 pm) with ad libitum sampling methods. During experiment, all growth parameter (curve carapacea length, curve carapacea width and body mass) increased constantly
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