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외국인 관광안내지도의 속성 및 사용성에 관한 연구 -국가별 지도이용자의 차이를 중심으로-
김경욱 ( Kyung Uk Kim ),이태희 ( Tae Hee Lee ),정삼권 ( Sam Kwon Jung ) 한국사진지리학회 2013 한국사진지리학회지 Vol.23 No.2
The purpose of this study is to confirm via post hoc test (differences between nations) that the properties and usability of tourist maps depend on the nationality of the foreign tourists (Japan, China, and others) who visit Korea. First of all, it showed that the ease of use, peripheral information and advertising information of tourist map properties differs between nations. Secondly, it showed that the ease of use, design, peripheral information and advertising information of tourist map usability differs between nations. In conclusion, a production plan according to the comparison of the country or language is necessary because country-by-country, the preferences of foreign tourists is different.
Flow Analysis in Femoral Artery Pseudoaneurysms with Various Sac and Neck Characteristics
Kyung-Wuk Kim(김경욱),Hyoung-Ho Kim(김형호),Changje Lee(이창제),Sang Won Sun(선상원),Young Ho Choi(최영호),Min Uk Kim(김민욱),Yasutaka Baba(야수타카 바바) 대한기계학회 2021 대한기계학회 춘추학술대회 Vol.2021 No.4
A femoral artery pseudoaneurysm is a kind of false aneurysm in inguinal area happened due to inappropriate hemostasis after interventional procedures with femoral artery puncture and sheath placement. A few treatment modalities including ultrasonography guided compression, percutaneous thrombin injection, and surgical closure have been developed. The pseudoaneurysm consists of sac and neck. Some clinical studies showed and large sac (>5cm) and wide neck (>1.0cm) are relative contraindication of percutaneous thrombin injection, and long neck (>0.9cm) could induce spontaneous thrombosis. However, there is no study demonstrating which treatment modality is favored based on understanding of flow in the pseudoaneurysm. Here, we performed modeling of femoral artery pseudoaneurysms with various sac size (2, 4, 6cm), neck length (4, 8, 16mm), and neck width (3, 7, 11mm), and flow analysis in the sac and neck with CFD.
플라즈마 밀도와 기판의 기울임 정도에 따른 탄소나노튜브의 성장
최은창,김경욱,홍병유,Choi, Eun-Chang,Kim, Kyung-Uk,Hong, Byung-You 한국전기전자재료학회 2009 전기전자재료학회논문지 Vol.22 No.7
We need to control the growth orientation of CNTs on a substrate for applications to various electric devices. Generally, the flow direction of feed gases and electric field between two electrode affect to growth orientations of CNTs. In this paper, we varied tilt degrees $(0^{\circ},\;20^{\circ},\;35^{\circ},\;50^{\circ},\;65^{\circ},\;90^{\circ})$ of substrates on a cathode and DC bias voltages (0, 500, 700 V) applied between two electrodes in order to change growth orientations of CNTs. We confirmed that tilt degrees of the substrate and variation of DC bias voltages affected to the shape and orientation of the grown CNTs on the substrate.
테마파크 방문객의 혼잡지각, 만족, 대응행동, 행동의도에 관계에 관한 연구
김상범(Sang Bum Kim),정혜진(Hye Jin Jung),김경욱(Kyung Uk Kim) 한국관광연구학회 2015 관광연구저널 Vol.29 No.9
Many countries around the globe are competing to attract Chinese tourists. The term ‘Chinese Power’ was coined to denote the influence of Chinese tourists in Korea. Fortunately, Korea has become one of the most preferred destinations thanks to accessibility and culture. As years progress, however, the proportion of revisit and length of stay in Korea among them have gradually decreased. Behavioral intention is similar to re-visit intention or word-of-mouth and simultaneously to future behavior. To continue to accommodate foreign visitors, satisfaction is critical (Getz, 1997).“Perceived crowding”is a negative motivating factor. To achieve both goals of conducting an explanatory factory analysis and a confirmatory factor analysis, this study used SPSS 21.0 and Amos 21.0. The findings were then divided into human crowding and spatial crowding. The result was contrasting between them, as being negative or positive. Facility, enjoyment, and internal factors were satisfactory, but convenience was dissatisfactory. Finally, crowded perception had a negative impact on satisfaction as shown in hypothesis testing. However, the coping behavior, under crowded perception, was observed to be positively effective. On the other hand, satisfaction had a negative impact, while coping behavior resulting from satisfaction yielded a positive outcome. This study is expected to be used as a basis for understanding the perceived crowding in the recently-increasing Chinese tourists to a theme park. Congestion management practices should be taken into account in tourism industry. Since this study was limited only to the Chinese tourists to a theme park in E, further follow-up is strongly recommended.
허영기(Huh, Young-Ki),김경욱(Kim, Kyoung-Uk),김경원(Kim, Kyung-Won) 대한건축학회 2013 大韓建築學會論文集 : 構造系 Vol.29 No.6
Steel works, in a typical building project, consist of more than 20% of total construction cost, which makes it essential to estimate the appropriate level of steel works cost precisely. In order to draw direct labor productivity and indirect cost rates, theories of productivity and indirect cost were investigated, and recent field data were collected from steel factories. As a result, it was revealed that direct labor productivity of steel fabrication and welding were 1.00(person·day/ton), 0.35(person·day/ton), respectively. It was also found that the ratio of indirect labor productivity compared to the direct labor ratio was approximately 17% and the ratio of indirect cost compared to direct cost was approximately 93%. In addition, influence factor having an effect on indirect cost of the steel factories were analyzed using ANOVA. It was confirmed that ‘the way of subcontracting steel works’ and ‘location of steel factory’ had influence statistically on the indirect cost. The results will help industry professionals estimating labor productivity and indirect cost of a steel factory, as well as a construction project.