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오석문(Oh Seog-Moon),홍순흠(Hong Soon-Heum),김성호(Kim Seong-Ho) 한국철도학회 2002 한국철도학회 학술발표대회논문집 Vol.- No.-
This paper is to investigate adoptability of the genetic algorithm to the railway traffic conflict resolution problem. We categorize the problem in two cases, one is the specific-boundary case and the other is not. GA is may be used in the first case, but not for second case. For a sample problem, an GA is designed, and the GA is being compared with Ho"s[2,3].
문석형,최호신,권석근,육종철 대한방사선 방어학회 1987 방사선방어학회지 Vol.12 No.1
X-선 발생장치 시설에 대한 방사선 차폐해석은 두가지 측면에서 고려된다. 먼저 1차 방사선과 누설방사선에 의한 영향을 고려하여야 하며 본 연구에서는 NCRP-49 및 51에 제시된 방법을 사용하였다. 둘째, 시설의 미로 출입구에서는 산란방사선에 의한 영향이 보다 중요한데, 본연구에서는 이 영향을 평가하기 위하여 Albedo개념을 근거로 한 단순한 방법이 제시되었고, 이를 토대로 계산된 결과를 컴퓨터 코-드(MORSE-CG)의 계산치 및 실측된 결과와 비교하였다. 본 연구에서 제시된 방법에 의한 결과는 미로출입구 안쪽의 경우에 대한 해석에서는 약간의 오차를 보이고 있으나 미로출입구 문바깥에서는 비교적 잘 일치한다. 여기서 출입문바깥의 경우에 대한 해석이 방사선방어 측면에서 보다 중요하다는 관점에서 볼 때 이 방법은 의료용 또는 산업용의 X-선 및 감마선시설의 차폐설계 및 해석이 응용될 수 있을 것이라고 판단된다. Radiation shielding analysis for a 6MeV X-ray facility was carried out. The primary and leakage radiation for the facility can be evaluated based on the methodology in NCRP No. 49 and 51. The present study deals with radiation scattering analysis for the outside and inside door of the facility based on the albedo concept. The calculated dose rates were compared with the results of MORSE-CG code calculation and the measured data, resulting in a good agreement, even though there existed some deviation for the inside door. These results can be utilized to the radiation shielding design of the medical and industrial X and gamma ray facilities, and to the safety evaluation of these facilities.
황혜정,박용곤,석호문 한국식품영양학회 1999 韓國食品營養學會誌 Vol.12 No.5
우리나라 늙은 호박의 carotenoid함량을 확인하기 위하여 silica gel column chromatography, HPLC 및 분광광도법을 행하였다. 부위 별 호박의 총카로테노이드 함량은 내부섬유상 물질이 65.33㎎%로 호박 총카로테노이드의 87%를 차지하였고, 과육, 껍질은 6.61, 3.31㎎%였다. Sllica gel column chromatography 결과 2개 의 피크로 분리되었고 이 중 피크 Ⅱ는 염산반응시 청색을 나타내어 epoxide 기를 함유하는 그룹으로 나타났으며 피크 Ⅰ은 hydrocarbon 그룹으로 판명되었다. 호박 색소액을 HPLC로 분리, 정량한 결과 β-carotene과 α-carotene이 주된 성분으로서 껍질과 과육부위는 유사한 조성비를 나타내었으나 섬유상은 β-carotene이 64.5%로 이들 부위보다 1.6배나 높았고, 또한 섬유상 부위는 다른 부위에서 다량(27.3∼32.8%)존재하는 미확인 성분의 함량이 극히 낮았다. In order to qualify and quantify carotenoid pigment of pumpukin were analyzed by HPLC, column chromatography and spectrophotometry. Eightyseven percent of total carotenoids in the pumpkin was in the fiber amounting 65.33㎎%, however flesh and skin contained 6.61 and 3.3l㎎%, respectively. A silica gel column chromatography of the carotenoids produced 2 different peaks. The components eluted in peak Ⅱ showed blue color when treated with hydrochloric acid. The fact suggested it contained epoxide and the component in peak Ⅱ was a monol. By the separation with HPLC, α and β -carotene were the major compounds in the carotenoids. In fiber the total β-carotene content was 1.6 times higher than in the flesh and skin. The fiber contained less unidentified compounds than other part which contained 27.3∼32.8%
김성란,박용곤,석호문,오승훈 한국콩연구회 2002 韓國콩硏究會誌 Vol.19 No.1
Whole soybean milk is a functional soymilk produced by mixing of soymilk and Bejee (soymilk residue) slurry. Application of enzymatic technology for disintegrating the coarse and fibrous materials in soymilk residue, and development of biomill reactor for reducing reaciton time make possible to produce new soymilk in domestic industry. Whole soybean milk is environmental affiliated product without discharging any waste such as Bejee ets. Whole soybeen milk has good taste and flavour without coarse mouthfeel induced by including Bejee particle, as well as contains more dietary fiber, protein, oligosaccharide, and other functional compounds than general soymilks. Important values of whole soybean are utilizing all nutritional properites from whole soybean without dicarding any of the insoluble solid. In this study, producing technologies and nutritional properties of whold soybean milk were investigated.
조건우,김희원,권석근,곽은호,문석형 대한방사선 방어학회 1985 방사선방어학회지 Vol.10 No.2
KSC-1 핵연료 수송용기에 대한 방사선차폐해석을 QAD-CG, ANISN-KA, DOT 3.5등의 전산코드와 DLC-23/CASK의 핵단면적 자료를 사용하여 수행하였다. 운반물인 사용후 핵연료집합체로부터 방출되는 중성자 및 감마선의 방사선원항은 ORIGEN-79전산코드를 이용하여 평가하였다. 방사선차폐해석 결과, 1개의 가압경수로 사용후 핵연료집합체를 운반할 수 있는 KSC-1핵연료 수송용기는 정상적인 수송조건에서 뿐만 아니라 가상적인 사고수송조건하에서도 관련 법령에서 정하는 기준을 만족하고 있어 방사선차폐해석의 관점에서 볼 때, 그 안전성이 입증된다. Radiation shield design for a shipping cask, KSC-1, was evaluated to verify that the cask can be used in the transportation of a spent fuel assembly discharged from KNU 5 & 6. Radiation source term of the spent fuel assembly was calculated with the computer program ORIGEN-79, QAD-CG, ANISN-KA and DOT 3.5 codes were used in the shielding calculations and the nuclear cross section data needed was extracted from the DLC-23/CASK library. It is concluded that KSC-1 shipping cask satisfies the requirements specified in the relevant regulations under normal conditions of transport and under accident conditions in transport.
Moon, Joon Ho,Kim, Jong Gwang,Sohn, Sang Kyun,Baek, Jin Ho,Cho, Yoon Young,Chae, Yee Soo,Ahn, Byung Min,Kim, Shi Nae,Lee, Soo Jung,Lee, In Taek,Choi, Gyu Seog,Jun, Soo Han KOREAN ACADEMY OF MEDICAL SCIENCE 2007 JOURNAL OF KOREAN MEDICAL SCIENCE Vol.22 No.3
<P>The objectives of the present study were to evaluate the efficacy and safety of an outpatient-basis chemotherapy of oxaliplatin, 5-fluorouracil, and leucovorin as the first-line treatment for patients with advanced colorectal cancer. Forty-three histologically confirmed patients with metastatic or recurrent colorectal cancer were enrolled. The chemotherapy consisted of oxaliplatin 85 mg/m<SUP>2</SUP> as a 2-hr infusion on day 1, plus leucovorin 30 mg/m<SUP>2</SUP> over 10 min, followed by bolus 5-fluorouracil 400 mg/m<SUP>2</SUP> and an 8-hr infusion of 5-fluorouracil 600 mg/m<SUP>2</SUP> on days 1 and 2 (modified FOLFOX4), all of which were administered on an outpatient basis every 2 weeks. The median age was 58 yr (range 33-72 yr), and 25 (58.1%) patients had metastatic diseases. Eventually, 39 patients were assessable for efficacy and all assessable for toxicity. Four (9.3%) complete responses and 11 (25.6%) partial responses were confirmed, giving an overall response rate of 34.9% (95% CI; 20.0-49.7%). The median time to progression and median overall survival for all patients was 6.1 months and 17.4 months, respectively. Grade 3/4 neutropenia occurred in 2 patients (4.7%) and febrile neutropenia was observed in 1 patient (2.3%). Modified FOLFOX4, an outpatient-basis regimen, was found to be well-tolerated and effective as the first-line chemotherapy in patients with advanced colorectal cancer.</P>