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KEPLER-1647B: THE LARGEST AND LONGEST-PERIOD<i>KEPLER</i>TRANSITING CIRCUMBINARY PLANET
Kostov, Veselin B.,Orosz, Jerome A.,Welsh, William F.,Doyle, Laurance R.,Fabrycky, Daniel C.,Haghighipour, Nader,Quarles, Billy,Short, Donald R.,Cochran, William D.,Endl, Michael,Ford, Eric B.,Gregori American Astronomical Society 2016 The Astrophysical journal Vol.827 No.1
<P>We report the discovery of a new Kepler transiting circumbinary planet (CBP). This latest addition to the stillsmall family of CBPs defies the current trend of known short-period planets orbiting near the stability limit of binary stars. Unlike the previous discoveries, the planet revolving around the eclipsing binary system Kepler-1647 has a very long orbital period (similar to 1100 days) and was at conjunction only twice during the Kepler mission lifetime. Due to the singular configuration of the system, Kepler-1647b is not only the longest-period transiting CBP at the time of writing, but also one of the longest-period transiting planets. With a radius of 1.06 +/- 0.01 RJup, it is also the largest CBP to date. The planet produced three transits in the light curve of Kepler-1647 (one of them during an eclipse, creating a syzygy) and measurably perturbed the times of the stellar eclipses, allowing us to measure its mass, 1.52 +/- 0.65M(Jup). The planet revolves around an 11-day period eclipsing binary consisting of two solar-mass stars on a slightly inclined, mildly eccentric (e(bin) = 0.16), spin-synchronized orbit. Despite having an orbital period three times longer than Earth's, Kepler-1647b is in the conservative habitable zone of the binary star throughout its orbit.</P>
The Relationship Between Efficacy and Burnout in Coaches
Sandra E. Short,Martin W. Short,Chris R. Haugen 한국코칭능력개발원 2015 International Journal of Coaching Science Vol.9 No.1
This study examined the relationship between coaching efficacy and coaching burnout. Based on previous theory and research in these areas, it was hypothesized that coaches who were higher in coaching efficacy would experience less burnout during a competitive season compared to those lower in coaching efficacy. The sample was comprised of high school basketball head coaches. For the pre-season, 101 coaches participated, however only 68 of them followed through by completing the post-season measures. Coaching efficacy was measured with the Coaching Efficacy Scale (Feltz, Chase, Moritz, & Sullivan, 1999). Coaching burnout was assessed using a modified version of Raedeke’s (1997) athlete burnout measure. Descriptive results showed that coaches had lower coaching efficacy and higher coaching burnout scores at post-season compared to pre-season. Correlations between coaching efficacy and burnout were negative at both time periods. Differences in coaching burnout were examined using a 2 (high / low coaching efficacy group) by 2 (pre-post season) MANOVA with repeated measures on the last factor. There were several significant main effects and interactions, and in general, as time passed the low efficacy coaches were more burned out compared to the high efficacy coaches. The results imply that a high sense in one’s coaching efficacy may have an insulating effect against the large number of stressors that have been associated with the coaching profession.
Short, R.D. 한국방위산업진흥회 1991 國防과 技術 Vol.- No.145
Sting Ray는 현대의 첨단기술로 제작된 경어뢰로서, 완전히 디지털 컴퓨터 제어에 의해 작동한다. 항공기에 장착된 유도미사일과 그 기능을 견줄수 있는 최첨단 수중유도무기이며, 수중에서의 음파탐지 및 식별에 수반되는 각종 난관을 극복하였다. 수중에서의 음의 반사 및 굴절효과로 인해 복잡성이 가중된 잡음의 근원과 바닷물의 특성이 수시로 변화되는 상황에서 음향장치 사용을 결정하는 것은 매우 어려운 과제이나, Sting Ray는 이러한 어려운 환경을 극복할수 있도록 설계되었다. 또한 선박, 항공기 또는 헬기등 어디에서 발사되더라도 자율적으로 자체의 전술을 창조하는 Shaped Charge형 탄두는 어떠한 표적에도 치명적 피해를 줄수 있다
Obama’s Asia Policy: A Look Back at the Presidential Race to Understand America’s Next Steps in Asia
Dennis Shorts,Vincent Min 통일연구원 2008 International journal of korean unification studie Vol.17 No.2
This paper assesses the probable Asia policies of the incoming Barack Obama administration. It analyzes the President-elect’s announced policies, public statements, and his close Asia advisors’ writings in order to extrapolate what Asia policies he may implement as President of the United States. This paper examines Obama’s Asia policy in terms of five subject areas: a general approach to East Asia, the North Korean problem, South Korea, free trade, and China. In order to better understand the context of Obama’s Asia policy, this paper compares the President-elect’s likely posture on Asian affairs with the objectives of his former rival for the presidency: John McCain. This comparative analysis shows that Obama’s foreign policy in East Asia will tend to be realist and pragmatic in nature, advocate more direct diplomacy with North Korea, and be wary of free trade promotion. In contrast, McCain would have been more ally-centric in executing his foreign policy in Asia, more hawkish on North Korea, and ardently support free trade in the region. On China and South Korea, Obama and McCain have similar policy approaches.
Felmingham, Bruce,Short, Lisa 세종대학교 국제경제연구소 2003 Journal of Economic Integration Vol.18 No.3
We investigate the hypothesis that currency crises are linked to a breakdown in a set of macroeconomic fundamentals, which sparks a speculative attack. A conditional logit model is estimated for 2 7 countries experiencing cries over the period 1980 to 1997. This sample includes countries from the Latin Americn. European and Asian Pacific regions. The results support the fundamentals hypothesis with characteristics such as domestic credit, international reserves, the real exchange rate, foreign currency ratings and the choice of the exchange rate reime impacting on the crisis probability. The differing impacts of particular characteristics throygh time and across regions ane emphasised.