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      • KCI등재

        김구와 이승만의 지정인식

        김명섭(Myongsob KIM),김석원(Seokwon KIM) 한국정치학회 2009 한국정치학회보 Vol.43 No.3

        우남 이승만(雩南굃承晩, 1875-1965)과 백범 김구(白凡金九, 1876-1949)의 지정인식을 비교분석한 연구결과는 다음과 같다. 첫째, 대한제국 망국 이전 이승만과 김구는 중국중심적 지정인식으로부터 벗어나 주권독립에 대한 인식을 확립했다. 이러한 인식의 확립에는 근대주권체제의 확립과 불가분의 관계에 있었던 개신교가 큰 영향을 미쳤다. 둘째, 대한민국 임시정부가 소련과의 제휴여부를 놓고 내분을 겪을 때에, 이승만과 김구는 공히 소련의 영향력 팽창을 경계하는 입장을 취했다. 셋째, 아시아-태평양전쟁 시기 이승만과 김구의 협력은 대동아공영권이라는 일본의 지정전략에 맞서는 동시에 중국(아시아)과 미국(태평양)의 지정적 연대를 상징했다. 넷째, 이승만은 태평양으로 팽창하던 미국의 힘과 가치를 중시하면서 중국을 보조적인 협조자로 생각했다. 이에 비해 김구는 순치적 관계에 있는 중국과의 지정적 연결성을 중요하게 생각했다. 다섯째, 이승만은 세계의 대세를 통찰하는 거시적 시야를 가지고 있었던데 비해 아시아대륙의 혁명적 열기에 상대적으로 둔감했다면, 김구의 시야는 이승만의 그것에 비해 상대적으로 협소했지만 유라시아대륙의 혁명적 열기에 훨씬 민감했다. 여섯째, 전 세계적 냉전이 악화되는 가운데 동아시아의 한반도를 자신의 영향권 안에 두고자 했던 대륙세력과 해양세력 간의 대립구도 속에서 두 사람이 가졌던 지정인식의 공통점 보다는 그 차이점이 전면으로 부상했다. 그러나 광복과 건국에 기여했던 두 인물의 지정인식 상의 공통점은 대륙세력과 해양세력 사이의 균열과 남북한 분단이라는 이중적 단층구조를 뛰어넘고자 하는 21세기 대한민국의 지정학적 사유에 있어서 중요한 모퉁이돌이 될 수 있을 것이다. This paper compares the geopolitical perceptions of Syngman RHEE (雩南굃承晩, 1875-1965, He was one of the first Koreans who wrote his name in the Western manner, with the personal name preceding the family name) and KIM Koo (白凡金九, 1876-1949). The conclusions of this paper are as follows. First, both Rhee and Kim developed their perceptions of Independence (獨立) during the period of TaehanCheguk(大韓帝國, the Great Han Empire) which was strengthened by their embracement of Protestantism, ideational foundation of modern sovereignty in Europe. Second, both Rhee and Kim took precautions against the expansion of Soviet communism at a time when the Korean Provisional Government, founded after the end of World War I, was feuding over the issue of cooperating with the Soviets. Third, Rhee and Kim incarnated the geopolitical linkage between China (Asia) and the U.S. (the Pacific) against the Japanese geopolitical vision of a Greater East Asia Co-Prosperity Sphere(大東亞共榮圈) during the Asia-Pacific War. Fourth, while Rhee highly regarded U.S. power and her cause regarding China as merely an auxiliary assistant to the global role of the U.S. at that time, Kim placed greater emphasis on the linkage between Korea and China, metaphorically describing the Korea-China relationship as one of Soon-chi(脣齒, lips and teeth). Fifth, while Rhee had a macroscopic geopolitical perspective, he was relatively impervious to the rising tide of the Asian revolutionary atmosphere. In contrast, while Kim’s geopolitical perspective was relatively limited to Asia, he was more aware of the impending Asian revolutionary wave. These divergent geopolitical perceptions were not irrelevant to the separate trajectories of these two great political figures after 1948. By the advent of two governments in Korean peninsula and the aggravation of the Cold War in which the Sino-Russian camp and the U.S. camp competed for keeping the Korean peninsular in its own zone of influence, the differences overshadowed the commonalities in the geopolitical perceptions of Syngman RHEE and KIM Koo. However, the commonalities of their geopolitical perceptions which had contributed to the liberation of Korea from Japanese occupation and the birth of the Republic of Korea can be a cornerstone of South Korean geopolitical thinking in the 21st Century to overcome the dual fault lines, i.e. the inter-Korean division along with the confrontation between sea power and continental power on the Korean peninsula.

      • KCI등재후보

        양측성 완전 거종 골 결합증에서 시행한 종골의 외측 전위 절골술(1예 보고)

        김석원,조병기,김용민,김동수,최의성,손현철,박경진,박지강,Kim, Seok-Won,Cho, Byung-Ki,Kim, Yong-Min,Kim, Dong-Soo,Choi, Eui-Sung,Shon, Hyun-Chul,Park, Kyoung-Jin,Park, Ji-Kang 대한족부족관절학회 2012 대한족부족관절학회지 Vol.16 No.1

        Talocalcaneal coalition known as the most common tarsal coalition is a congenital failure of segmentation. Talocalcaneal coalition with complete bone bridge is very rare, and there are few references in the literature about the clinical results and the operative method for this type of tarsal coalition. We report a case of 15 years old female with complete talocalcaneal coalition, who showed good clinical results by lateral sliding calcaneal osteotomy.

      • KCI등재

        고온 내산화성 고 Si , Mo 구상흑연주철의 특성에 관한 연구

        김석원,우기도,한상원,김정규,김대영 ( Sug Won Kim,Kee Do Woo,Sang Won Han,Jung Ku Kim,Dae Yong Kim ) 한국주조공학회 1998 한국주조공학회지 Vol.18 No.2

        N/A The physical and chemical characteristics of Ductile Cast Iron(DCI) have been well known because of many studies about DCI. So it has a wide application in the field of heavy and automobile industry because DCI has a good combination of excellent castability and good mechanical properties. But its usage has been often restricted to use in parts such as exhaust manifold required high heat resistance in automobile industry. So, in this study, in order to achieve high heat resistance in DCI, DCI with addition of high Si and Mo alloy elements have been researched on mechanical properties, including heat resistances systematically. With the increase of Mo and Si content, the size and number of graphite in matrix of DCI increased and the pearlite in DCI matrix is transferred to ferrite because of Si strong former of ferrite, otherwhile carbide in matrix increased because of Mo carbide former. In the test of oxidation property, Si and Mo played an important role to retard oxidation of DCI. By the: addition of Si and Mo, the Charpy impact energy was decreased, whereas the total hardness was increased. (Received February 20, 1998)

      • KCI등재

        구상흑연주철의 강인화에 미치는 특수열처리와 합금원소의 영향

        김석원,최용선 ( Sug Won Kim,Young Seon Choi ) 한국주조공학회 1990 한국주조공학회지 Vol.10 No.4

        N/A Ductile cast iron has a good ductility and ductility and toughness than those of gray cast iron, because the shape of graphite is spheroidal. It has been reported that the strengthening and toughening of the ductile cast iron was resulted from the good modification of various matrix structures obtained by the heat treatment or addition of alloying elements. This study aims to investigate the effect of various special heat treatment(Cyclic Heat Treatment, Intermediate Heat Treatment, Step Quenching), austempering and alloying element(Ni) on the strength and toughness of ductile cast iron. The results obtained from this study are summarized as follows. 1) With addition of Ni, the amount of pearlite or bainite were increased and the morphologies of pearlite or bainite became finer by special heat treatments. 2) As the Ni added and not added ductile cast iron were treated by austenitizing at 900℃ and 840℃, in the latter the austenite was mostly formed in the vicinity of eutectic cell boundary, but in the former on the whole matrix. 3) In cyclic heat treatment, the volume fraction of pearlite was increased and the shape of pearlite was fined with increase of the number of cycle. 4) The shape of pearlite was mostly bar type in the intermediate heat treatment, but spheroidal type in step quenching. 5) The mechanical properties of ductile cast iron containing 1.5%Ni austempered at 400℃ for 25min. after austenitizing at 900℃ for 15min. were a good value of hardness 105 (HRB), impact energy 12.5(㎏.m), tensile strength 112(㎏/㎟) and elongation 6.8(%).

      • KCI등재

        Comparisons of Spatial-Temporal Characteristics between Young and Old Adults While Walking: Factors Influencing the Likelihood of Slip-Initiation

        김석원,윤훈용,Kim, Seok-Won,Yun, Hun-Yong,Lockhart, Thurmon 대한인간공학회 2006 大韓人間工學會誌 Vol.25 No.1

        A laboratory study was conducted to evaluate if two different age groups(young vs. old) had differences in walking velocity and heel contact velocity and, furthermore, if these gait characteristics could adversely influence initial friction demand characteristics(i.e. RCOF) and the likelihood of slip-initiation. Twenty eight(14 younger and 14 older adults) participated in the study. While wearing a safety harness, all participants walked at their preferred gait speed for approximately 20 minutes on the linear walking track(1.5m× 20m) consisting of two floor-mounted forced plates. During subsequent 20 cameras, respectively. The results indicated that older adults walked slower(i.e., slower whole body center-of-mass velocity), exhibited lower heel contact velocity, and produced lower initial friction demand characteristics (i.e. RCOF) in comparison to younger adults. However, ANCOVA indicated that the diferences in heel contact velocity between the two age groups were due to the effects of walking velocity. The bivariate analysis further suggested that walking velocity was correlated to RCOF and heel contact velocity, while heel contact velocity was not found to be correlated to RCOF. In conclusion, could be a better indicator for predicting initial friction demand characteristics(i.e. RCOF) not hel contact velocity.

      • KCI등재

        구상흑연주철의 3상혼합조직의 변태거동에 관한 연구

        김석원,김동건,유선경 ( Sug Won Kim,Dong Keun Kim,Seon Kyung Yo ) 한국주조공학회 1991 한국주조공학회지 Vol.11 No.5

        N/A Ductile cast iron(DCI) with a multi-phase(ferrite-bainite-martensite) structures was produced by various special heat treatment. Intercritical heat treatment(I. C.), intermediate heat treatment(I. M.) and step quenching(S. Q.) were used to strengthen and toughen the fracture initiation sites such as graphite-marix interfaces and eutectic cell boundaries in DCI. The purpose of this study was to investigate of DCI by the special heat treatment. (I. C., I. M., and S. Q.) At a result, bainite nucleation rate at higher temperature was higher than that of at lower temperature, and shapes of bainite and martensite became bar /spheroidal type with increase of isothermal transformation time.

      • 결합 유리피판을 이용한 상지 복합결손의 재건

        김석원,이준복,이성준,설철환,서동완,Kim, Sug Won,Lee, June Bok,Lee, Sung Jun,Seul, Chul Hwan,Seo, Dong Wan 대한미세수술학회 2004 Archives of reconstructive microsurgery Vol.13 No.1

        Advances in microvascular techniques and refinements in microsurgical tissue transfers have enabled surgeons to combine different tissue components and reconstruction into a single-stage operation in extensive or composite defect following injury. Some problems and consideration for extensive or composite defects are form, shape, function, and dimension of the defect sites. Therefore combination of two or more flaps is required to reconstruct extensive or composite defect. This paper presents our clinical experience of four cases of combined free flaps with or without sequential microanastomosis in reconstruction of upper extremity based on peroneal flowthrough, thoracodorsal, and dorsalis pedis vascular system. Satisfactory results were obtained without flap loss and complications. The free flaps were combined in th following fashion; two cases by bridge fashion, one by chimeric microanastomosis and one by simple chimeric fashion. The median follow-up time on all patients was 21.7 months. Donor site morbidity was minimal. Extensive soft tissue or composite defects can be effectively covered by various combined flaps. Even though the risk for complication exists, the options of combination with or without sequential microanastomosis can add a functional or sensory dimension to reconstruction of complex wounds.

      • KCI등재

        Al-SiCp 복합재료에서 SiCp 의 용해거동에 관한 연구

        김석원,이의권,전우용 ( Sug Won Kim,Eui Kweon Lee,Woo Yeoung Jeon ) 한국주조공학회 1993 한국주조공학회지 Vol.13 No.4

        N/A Aluminum base composites reinforced with various amount of SiC particles and Mg contents have been investigated by different fabrication method for twenty-years. In this paper, how the decomposition and dissolution behaviors of SiCp(20㎛) in the melt of Al composites arised was studied. As the results, the decomposition and dissolution of SiCp into the melt of Al composites increased with increase of the temperature above 720℃, and holding time at a given melting temperature. Because SiC is thermodynamically unstable in this Al-SiCp composite at temperature above the liquidus, SiCp dissolves and reacts with Al in matrix to form Al₄C₃according to following chemical equation 4Al+3SiC→Al₄C₃+3Si, Si decomposed and dissolved from SiCp increases Si content of matrix, while liquidus temperature of matrix decrease with increase of SiC content in matrix. The hardness of SiCp decreased with increase of the melting temperature, the hardness of the matrix /particle interface increased with increase of the melting temperature due to increase of the Mg₂Si and Al₄C₃intermetallic compounds, etc.

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