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김영주 ( Young Joo Kim ),성야민 ( Satoshi Hoshino ),손은일 ( Eun Ii Son ) 한국농촌계획학회 2012 농촌계획 Vol.18 No.3
This study postulates a study model to examine the effect on the local economy revitalization of a selection of local resources, the local innovation capability strengthening, the establishment of promotion system and the creation of revenues for the participant groups of the local industry promotion project. To accomplish study purposes, 169 response samples from 85 project groups which drive the local industry promotion project were verified using SPSS 12.0 and AMOS 5.0. The results showed that firstly, the selection of local resources had a significant effect on the local innovation capability strengthening. Secondly, the local innovation capability strengthening had a significant effect on the establishment of promotion system. Thirdly, the establishment of promotion system had a significant effect on the creation of revenues. Fourthly, the selection of local resources didn`t have an effect on the revitalization of local economy. Fifthly, both the local innovation capability strengthening and the establishment of promotion system didn`t have an effect on the revitalization of local economy. Sixthly, the creation of revenues had a significant effect on the revitalization of local economy. According to the verifications of study model, the revitalization of local economy is achieved by inducing creation of revenues through the local innovation capability strengthening and the establishment of promotion system after the selection of local resources. From these results, this study presents suggestions, limits of study and directions in the future study.
Precessing Jet and Large Dust Grains in the V380 Ori NE Star-forming Region
Choi, Minho,Kang, Miju,Lee, Jeong-Eun,Tatematsu, Ken’ichi,Kang, Sung-Ju,Sayers, Jack,Evans II, Neal J.,Cho, Jungyeon,Kwon, Jungmi,Park, Geumsook,Ohashi, Satoshi,Yoo, Hyunju,Lee, Youngung American Astronomical Society 2017 The Astrophysical journal, Supplement series Vol.232 No.2
<P>The V380 Ori NE bipolar outflow was imaged in the SiO and CO J = 1 -> 0lines, and dense cores in L1641 were observed in the 2.0-0.89 mm continuum. The highly collimated SiO jet shows point-symmetric oscillation patterns in both position and velocity, which suggests that the jet axis is precessing and the driving source may belong to a non-coplanar binary system. By considering the position and velocity variabilities together, accurate jet parameters were derived. The protostellar system is viewed nearly edge-on, and the jet has a flow speed of similar to 35 km s(-1) and a precession period of similar to 1600 years. The CO outflow length gives a dynamical timescale of similar to 6300 years, and the protostar must be extremely young. The inferred binary separation of 6-70 au implies that this protobinary system may have been formed through the disk instability process. The continuum spectra of L1641 dense cores indicate that the emission comes from dust, and the fits with modified blackbody functions give emissivity power indices of beta= 0.3-2.2. The emissivity index shows a positive correlation with the molecular line width, but no strong correlation with bolometric luminosity or temperature. V380 Ori NE has a particularly low value of beta= 0.3, which tentatively suggests the presence of millimeter-sized dust grains. Because the dust growth takes millions of years, much longer than the protostellar age, this core may have produced large grains in the starless core stage. HH 34 MMS and HH 147 MMS also have low emissivity indices.</P>