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홍순흠(Soon-Hum Hong),김성호(Seongho Kim) 한국철도학회 2005 한국철도학회논문집 Vol.8 No.5
In this paper we present a model for the maintenance routing construction and the trainset allocation (maintenance routing problem). The model solves the maintenance routing problem using column generation algorithm which was used to combine constraint programming and linear programming. Ilog-cplex was used to solve the linear programming model and Ilog-solver was used to solve the constraint programming model. The computational experience is also provided.
주정중독의 가계성향 및 신경증과의 상관관계 : 강화도 정신과 역학 연구(Ⅳ) Kangwha Psychiatric Epidemiologic Survey(Ⅳ)
유순형,이호영,이만홍,유승흠,오희철,김일순 大韓神經精神醫學會 1988 신경정신의학 Vol.27 No.4
This study was conducted to determine familial disoders of alcoholism and its association with neurotic tendency and to try to discriminate primary alcoholism from secondary alcoholism. A field survey was conducted using Diagnostic Interview Schedule-Ⅲ(DIS-Ⅲ) for 1,450 Kangwha community people from August 1, 1986 to September 2, 1986. Proband group comprising 1,393 were surveyed by interview using Family History-Research Diagnostic Criteria(FH-RDC). The whole proband group and their first degree relatives were used as study potulation. Loglinear model was used to analyze familial tendency of alcoholism and coexisting neuroses. The results were as follows : 1) Alcoholism showed familial tencdency in males rather than in females. The alcoholism in proband was related with high odds ratio in alcoholism of the first degree male relatives and in neurosis of the first degree feamle relatives. 2) The odds ratio of alcoholism increased up to 5.38 in the male family members of alcoholism coexisting neuroses. 3) In order to discriminate genetically determined primary alcoholism from secondary alcoholism associated with neurosis, we need further researches including development of new research instrument, since genetic factors and neurotic factors in alcoholism are interacting in complex form.
콘크리트 구조물 보수용 폴리머시멘트 모르타르의 부착강도 특성에 관한 연구
박상순 ( Park Sang Soon ),김정흠 ( Kim Jung Hum ),유충현 ( Ryu Chung Hyun ),김영근 ( Kim Young Geun ),유병철 ( Ryu Bung Cheol ),신홍철 ( Shin Hong Chul ) 한국구조물진단유지관리공학회 2009 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.13 No.1
This study was performed to evaluate bonding strength of the composites section made of existing concrete and repair mortar in domestic. The pull-out tester was used to test bonding strength for the composites section made of each materials. The results of the test was used to evaluate the korean industrial standard of polymer modified cement mortars for maintenance in concrete structures.
콘크리트 구조물 보수용 폴리머시멘트 모르타르의 부착강도 특성에 관한 연구
박상순(Park, Sang Soon),김정흠(Kim, Jung Hum),유충현(Ryu, Chung Hyun),김영근(Kim, Young Geun),유병철(Ryu, Bung Cheol),신홍철(Shin, Hong Chul) 한국구조물진단유지관리학회 2009 한국구조물진단학회 학술발표회논문집 Vol.2009 No.1
This study was performed to evaluate bonding strength of the composites section made of existing concrete and repair mortar in domestic. The pull-out tester was used to test bonding strength for the composites section made of each materials. The results of the test was used to evaluate the korean industrial standard of polymer modified cement mortars for maintenance in concrete structures.
강화도 정신과 역학 연구(Ⅱ) : 연구설계 Survey Design
남궁기,오희철,유승흠,이만홍,민성길,이호영,김일순,Yu, Elena 大韓神經精神醫學會 1989 신경정신의학 Vol.28 No.6
The Kangwha Psychiatric Epidemiologic Survey was done as the first step of Kangwha Health Project. Summary of the survey design were as follows. 1) 2195 subjects were selected by single stage random cluster sampling. 2) As a survey instrument the Korea version of NIMH-Diagnostic Interview Schedule were used, which was verified with a validity test by the present authors. 3) 30 lay-interviewers who were high school graduates or college students were trained for two weeks and 26 of them conducted home visiting survey for one month. 4) Out of total 2195 selected subjects, 1450 subjects were interviewed completely, thus the completion rate was 66.10%. 5) Data was sent to and analyzed in the University of Texas with DIS-Program which had been developed in Wasington University.
식물 추출물 라벤더, 레몬 유칼립투스 및 계피 오일의 급성독성평가
정미혜(Mihye Jeong),권미정(Mi-Jeong Kwon),박수진(Soo-Jin Park),홍순성(Soon Sung Hong),박경훈(Kyung-Hun Park),박재읍(Jae-Eup Park),연성흠(Sung-Hum Yeon) 한국농약과학회 2010 농약과학회지 Vol.14 No.4
The acute toxicity test of high bio-active plant essential oils was conducted with Lavender, Lemon eucalyptus and Cassia oils selected to develop environment-friendly insecticides. The results of acute oral toxicity using rats showed that LD?? of over 2,000 ㎎/㎏ bw for Lavender, Lemon eucalyptus and Cassia oils. The calculated acute dermal LD?? value of all testing materials was over 4,000 ㎎/㎏ bw. The Skin irritation test indicated that Lavender and Lemon eucalyptus oil have no irritation while Cassia oil has a moderate irritation. For the Eye Irritation test, the result showed no irritation for Lavender and Lemon Eucalyptus oil and irritation for Cassia oils. However, the irritation was not showed for Eye Irritationwashing test of Cassia oil. Consequently, the Lavender and Lemon eucalyptus oils were showed to be low in toxicity whereas Cassia oil indicated to cause a moderate irritation on the skin and eyes.