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Shing-Hoa Wang,Chih-Sheng Huang,Woei-Shyan Lee,Tao-Hsing Chen,Chia-Chang Wu,Hung-Yin Tsai,Charles Lien 대한금속·재료학회 2009 METALS AND MATERIALS International Vol.15 No.6
A considerable volume of γ phase increases in the fusion zone (weld metal) for two duplex stainless steels after a high-strain-rate impact. The strain-induced γ phase formation in the fusion zone results in local hardness variation depending on the strain rate. The α phase content in the fusion zone decreases as the impact strain rate increases for SAF 2205 DSS and SAF 2507 DSS. The results of the two-phase content measured by Ferritoscope correspond to that assessed by image analyses. In contrast, superaustenite stainless steel is unaffected by such an impact owing to its fully stable austenization. Impacted welds at a high strain rate of 5 × 10 3 s−1 reveal feather-like surface creases along the solidified curved columnar grain boundaries. The apparent surface creases are formed due to the presence of diffuse Lüders bands, which are caused by heavy plastic deformation in coarse-grain materials. A considerable volume of γ phase increases in the fusion zone (weld metal) for two duplex stainless steels after a high-strain-rate impact. The strain-induced γ phase formation in the fusion zone results in local hardness variation depending on the strain rate. The α phase content in the fusion zone decreases as the impact strain rate increases for SAF 2205 DSS and SAF 2507 DSS. The results of the two-phase content measured by Ferritoscope correspond to that assessed by image analyses. In contrast, superaustenite stainless steel is unaffected by such an impact owing to its fully stable austenization. Impacted welds at a high strain rate of 5 × 10 3 s−1 reveal feather-like surface creases along the solidified curved columnar grain boundaries. The apparent surface creases are formed due to the presence of diffuse Lüders bands, which are caused by heavy plastic deformation in coarse-grain materials.
Jue, Shing Jung,Bae, Sang Cheol,Lee, Chang Woo 대한피부과학회 2003 Annals of Dermatology Vol.15 No.1
A 42-year-old woman with systemic lupus erythematosus (SLE) has had wide-spread erythemas with some purpuric patches on her trunk and upper extremities during exacerbation of her disease. Biopsy .ndings from erythematous lesions and purpuric areas revealed the pathology of lupus erythematosus and leukocytoclastic vasculitis (LCV) with immune deposits, respectively. A feature of wide-spread symmetrical erythemas with foci of LCV occurring in this patient is considered to be an unusual presentation.
컨테이너선사의 터미널 결정시 ON-DOCK 서비스 요인의 중요도에 관한 연구
최형림(Choi, Hyung-rim),최성필(Choi, Sung-pill),이성규(Lee, Sung-kyu),황성원(Hwang, Seong-won),이창섭(Lee, Chang-sup),신중조(Shing, Joong-jo),이호인(Lee, Ho-in) 한국물류학회 2009 물류학회지 Vol.19 No.2
본 연구는 컨테이너선사가 터미널을 결정하는데 있어 ON-DOCK 서비스 요인들이 기존 요인들과 비교했을 때 어느 정도의 영향을 주는지를 연구하고자 하였다. 이를 위해 선사가 항만을 결정하는 요인 중에서 기존에 연구되었던 요인들과 최근에 그 중요도가 강조되고 있는 ON-DOCK 서비스 요인들을 포함하여 전문가를 대상으로 실증연구를 실시하였다. 그 결과, ON-DOCK 서비스의 요인 중 하역우선권, 선석보장, Empty 컨테이너 무료장치기간 등의 요인들이 컨테이너선사의 터미널 결정에 우선순위가 높은 것으로 조사되었다. 따라서 컨테이너선사와 터미널이 최근 항만 서비스의 트렌드를 반영하여 실질적으로 활용 할 수 있는 결과를 도출했다는 점에서 의의가 있다고 하겠다. The purpose of this study is to figure out the influence degree of ON-DOCK service factors with comparing original factors when shipping company selects a container terminal. For the research, a proving research is performed for professionals, an original factor, which had been studied, and an On-DOCK service element, which has a significance recently, as a target of research among the decisive factors which are used for container terminal selection. In result, this research shows that the factors of a loading and unloading priorities including a berth guarantee and a free keeping period of empty container has the highest priority for container terminal selection by shipping company. Thus, this research has a meaning that a shipping company and a container terminal can use the trend of priorities when they select container terminal or provide a service.