690 research outputs found

    Metaphorical Perception of Sports Management Students on “Women in Sport” Concept

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    The purpose of this study was to analyze the perceptions of sports management students in Turkey regarding “women in sport” through metaphorical images. The study group of the research was composed of undergraduate students of Sports Management Department in 2018-2019 academic year. There were fortyfour percent (44%) of these students were female and fiftysix percent (56%) of them were male, which indicated a total of 126 students. Phenomenology approach which is one of the qualitative research methods has been used. The students who participated in the study were selected on voluntary basis and with easily accessible sampling method. Participant opinions were analyzed by using content analysis method. The data of research was derived from  the structured forms which included the sentence “Women in sport is like ……., because…..”. Findings were showned that female students have produced 31 and male students have produced 52 valid metaphors related to the concept of women in sport. These metaphors were categorized under 6 distinct categories according to their common charecteristics. Female and male students` selecting metaphors was represented themes. According to findings, the theme of “women in sport as a leader” shows similarity in female and male students. In the theme of indivicual empoverment, female students used the concepts of sun, star, plane, female lion but male students stated that the metaphors of earth, gun, tank and warrior. The theme of universal values and contribution to social development in male students was explained as the reasons for selecting the metaphors of “indicator of civilization”, “scale of the nation”, “symbol of the equality”. In conclusion, women’s empoverment through sport was the key element in this study. Women stand to gain specific social benefits from participating in sport. Parents, institutions and government should support and encourage women in all stage of the sports

    Continuously tunable terahertz metamaterial employing magnetically actuated cantilevers

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    Cataloged from PDF version of article.Terahertz metamaterial structures that employ flexing microelectromechanical cantilevers for tuning the resonance frequency of an electric split-ring resonator are presented. The tuning cantilevers are coated with a magnetic thin-film and are actuated by an external magnetic field. The use of cantilevers enables continuous tuning of the resonance frequency over a large frequency range. The use of an externally applied magnetic field for actuation simplifies the metamaterial structure and its use for sensor or filter applications. A structure for minimizing the actuating field is derived. The dependence of the tunable bandwidth on frequency is discussed. (c) 2011 Optical Society of Americ

    Isolation of aerobic bacteria from the lungs of chickens showing respiratory disorders and confirmation of Pasteurella multocida by polymerase chain reaction (PCR)

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    In this study, lung samples of chickens slaughtered at an abattoir in Elazig province were tested for the presence of Pasteurella multocida and other aerobic bacteria. The identity of P. multocida was proved by mouse pathogenicity test and polymerase chain reaction (PCR). A total of 2000 chickens were examined at post-mortem, and 250 samples with pneumonia were collected. All lungs were collected from 10 different commercially reared chicken flocks showing respiratory disorders. Blood agar supplemented with 7% sheep blood was used for isolation of the agents. Of the examined chicken lung samples 16 (6.4%) P. multocida were isolated and identified. In addition, mouse pathogenicity test was carried out on P. multocida suspected isolates. Twelve (75%) of isolates were all positive. All P. multocida-suspicious isolates were positive in PCR. However, toxigenic P. multocida were not detected using PCR primers derived from toxA gene. This study showed that P. multocida is not widespread among the chicken population in Elazig

    Recent activity of the Be/X-ray binary system SAX J2103.5+4545

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    Aims. We present a multiwavelength study of the Be/X-ray binary system SAX J2103.5+4545 with the goal of better characterizing the transient behaviour of this source. Methods. SAX J2103.5+4545 was observed by Swift-XRT four times in 2007 from April 25 to May 5, and during quiescence in 2012 August 31. In addition, this source has been monitored from the ground-based astronomical observatories of El Teide (Tenerife, Spain), Roque de los Muchachos (La Palma, Spain) and Sierra Nevada (Granada, Spain) since 2011 August, and from the TUBITAK National Observatory (Antalya, Turkey) since 2009 June. We have performed spectral and photometric temporal analyses in order to investigate the different states exhibited by SAX J2103.5+4545. Results. In X-rays, an absorbed power law model provided the best fit for all the XRT spectra. An iron-line feature at ~6.42 keV was present in all the observations except for that taken during quiescence in 2012. The photon indexes are consistent with previous studies of SAX J2103.5+4545 in high/low luminosity states. Pulsations were found in all the XRT data from 2007 (2.839(2) mHz; MJD 54222.02), but not during quiescence. Both optical outbursts in 2010 and 2012 lasted for about 8/9 months (as the one in 2007 probably did and the current one in 2014 might do) and were most probably caused by mass ejection events from the Be star that eventually fed the circumstellar disc. All of these outbursts started about 3 months before the triggering of the X-ray activity, and about the same period before the maximum of the H_alpha line equivalent width (in emission) was reached at only ~ -5 \AA. In this work we found that the global correlation between the BV variability and the X-ray intensity was also observed at longer wavelengths in the IR domain.Comment: 11 pages, 7 figures, and online material (2 tables). Submitted to A&A in 2014 Januar

    Compact Measurement Station for Low Energy Proton Beams

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    A compact, remote controlled, cost efficient diagnostic station has been developed to measure the charge, the profile and the emittance for low energy proton beams. It has been installed and tested in the proton beam line of the Project Prometheus at SANAEM of the Turkish Atomic Energy Authority.Comment: 7 pages 2 column

    Continuously tunable terahertz metamaterial employing magnetically actuated cantilevers

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    Terahertz metamaterial structures that employ flexing microelectromechanical cantilevers for tuning the resonance frequency of an electric split-ring resonator are presented. The tuning cantilevers are coated with a magnetic thin-film and are actuated by an external magnetic field. The use of cantilevers enables continuous tuning of the resonance frequency over a large frequency range. The use of an externally applied magnetic field for actuation simplifies the metamaterial structure and its use for sensor or filter applications. A structure for minimizing the actuating field is derived. The dependence of the tunable bandwidth on frequency is discussed. © 2011 Optical Society of America
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