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      • KCI등재

        Validation of Sea Surface Temperature (SST) from Satellite Passive Microwave Sensor (GPM/GMI) and Causes of SST Errors in the Northwest Pacific

        Kim, Hee-Young,Park, Kyung-Ae,Chung, Sung-Rae,Baek, Seon-Kyun,Lee, Byung-Il,Shin, In-Chul,Chung, Chu-Yong,Kim, Jae-Gwan,Jung, Won-Chan The Korean Society of Remote Sensing 2018 大韓遠隔探査學會誌 Vol.34 No.1

        Passive microwave sea surface temperatures (SST) were validated in the Northwest Pacific using a total of 102,294 collocated matchup data between Global Precipitation Measurement (GPM) / GPM Microwave Sensor(GMI) data and oceanic in-situ temperature measurements from March 2014 to December 2016. A root-mean-square (RMS) error and a bias error of the GMI SST measurements were evaluated to $0.93^{\circ}C$ and $0.05^{\circ}C$, respectively. The SST differences between GMI and in-situ measurements were caused by various factors such as wind speed, columnar atmospheric water vapor, land contamination near coastline or islands. The GMI SSTs were found to be higher than the in-situ temperature measurements at low wind speed (<6 m/s) during the daytime. As the wind speed increased at night, SST errors showed positive bias. In addition, other factors, coming from atmospheric water vapor, sensitivity degradation at a low temperature range, and land contamination, also contributed to the errors. One of remarkable characteristics of the errors was their latitudinal dependence with large errors at high latitudes above $30^{\circ}N$. Seasonal characteristics revealed that the errors were most frequently observed in winter with a significant positive deviation. This implies that SST errors tend to be large under conditions of high wind speeds and low SSTs. Understanding of microwave SST errors in this study is anticipated to compensate less temporal capability of Infrared SSTs and to contribute to increase a satellite observation rate with time, especially in SST composite process.

      • 삼보감(Citrus sulcata Hort. et Takahashi) 유실물체에서 유도된 캘러스의 체세포배 형성과 식물체 재분화

        박수영,허인옥,부지현,한태완,송관필 濟州大學校 基礎科學硏究所 1998 基礎科學硏究 Vol.11 No.1

        삼보감에 있어서 기내 체세표배 발생을 통한 다량증식을 도모하기 위해서 캘러스 증식 및 체세포배 발생, 배로부터 식물체 재분화에 미치는 배지 및 Polyamine, 생장조절제의 효과를 구명하기 위해 실시하였다. 삼보감 과실에서 채집된 종자를 호르몬이 첨가되지 않은 MS배지에서 무균발아시켰다. 발아된 유식물체의 줄기에서 캘러스를 유도하기 위해 NAA와 BA가 첨가된 MT 배지에서 배양하였고 5mg/L 2,4-D와 1mg/L BA가 첨가된 배지에서 계대배양하였다. 캘러스를 증식시키기 위한 배양조건 설정으로 배지별과 Polyamine(Spermidine, Spermine, Putrecine) 농도별(0 - 1mM)에 따른 생장량을 좌하였다.배지별에 따른 생장율은 MT배지에서 0.968g(fr wt)으로 가장 높았고, Polyamine의 영향은 0.01 mM Putrecine 처리구에서 0.78g으로 가장 높게 나왔다. 배발생 캘러스는 0.1mg/L NAA와 0.5mg/L BA가 첨가된 MT배지에서 유도하였으며 유되된 체세포배를 식물체로 재분화시키기 위해서 0.1mg/L NAA와 1mg /L BA가 첨가 된 MT배지에서 배양하였다. This study was performed to investigate the culture condition induction of somatic embryo and plant regeneration in callus induced from Citrus sulcata leaf and stem as a basic research for breeding of new plant. The seeds of Sambokam were germinated in hormone free MS medium under sterile condition. Callus induced form stem and leaf geminated young plant in MT supplemented with NAA plus BA and subcultured in MT supplemented with 5 ㎎/ L 2,4-D and 1 ㎎/L BA. As a investigation of culture condition for callus proliferation, growth rate of callus were investigated in various medium and polyamine concentrations. The effect of medium was most effective in MT medium as 0.968g and polyamine was most effective of in 0.01mM putrecine among various concentration. Formation of embryogenic callus induced from MT medium containing 0.1 ㎎/L and 0.5 ㎎/L BA. The geminated embryos developed to complete plantlet when cultured on MT medium supplemented with 0.1 ㎎/L NAA and 1㎎/L BA.

      • 정신과에 대한 한 의과대학 졸업반 학생들의 태도조사

        박인호,이철,한오수,김창윤,박희관 울산대학교 의과대학 1994 울산의대학술지 Vol.3 No.1

        정신과에 대한 의대생들의 태도를 조사하기 위해서 정신과 임상실습을 마친 S대학교 의과대학 본과 4학년 학생들 중에서 본 연구의 설문조사에 자원응답한 70명의 자료를 분석하였다. 의대생들의 56%는 정신과가 비과학적이고 애매한 학문이라는 견해를 부정하였다. 또한 90%는 환자의 감정적 문제를 다룰 필요가 있다고 보았다. 타과의사들과 수입을 비교할 때 반수정도가 보통이라고 하였다. 83%의 의대생들은 정신과에 매력을 느끼고, 69%는 지적 성취를 할 수 있다고 보았다. 그러나, 정신과 의사의 역할과 임상심리학자나 사회사업가의 역할을 구분하는데 혼동이 있었다. 결과는 대부분의 의대생들이 정신과 의사와 직업으로서의 정신과에 대해 긍적적인 태도를 가진 것으로 나타났다. The attitudes of medical students towards psychiatry are important as they influence recruitment to psychiatry and clinical practice. In order to evaluate the attitudes of medical students towards psychiatry, the authors administered a questionnaire to 70 senior student volunteers of College of Medicine, Seoul National University. The results are summarized as follows; Psychiatrists are .not regarded by most medical students as unclear thinkers. Medical students don't think that psychiatrists abuse patients' legal rights, treat only relatively healthy patients. Most medical students affirm the importance of dealing with their patients' emotional problems. But, the roles of psychiatrists are confused with those of psychologists and social workers. Psychiatry, as a vocation, is not regarded by most medical students as unscientific, imprecise, ineffective and low in status. Most medical students don't agree that stigmatization or pressure to choose another field are common. This study showed that most senior medical students are favorable about psychiatrists and psychiatry.

      • KCI등재

        조직병리학적으로 진단된 상피 이형성증의 임상적 치료 및 예후 : 증례보고

        박인순,김영균,여환호,김수관 大韓顎顔面成形再建外科學會 1995 Maxillofacial Plastic Reconstructive Surgery Vol.17 No.4

        The information concerning epithelial dysplasia of the oral cavity has been relatively little published. Of the histolgic grades, most of the cases were classified as moderate and severe category. Their ages ranged from 27 to 78 years(mean 57 years). The developmental incidence by sex was superior in male by ratio of 6 : 1. Epithelial lesions were located in the buccal mucosa, Floor of the mouth, the gingiva and the tongue. It is generally believed with a few exceptions that mild degree of epithelial dysplasia do not indicate any great danger for the patient. But severs dysplasia indicates that there is a very considerable risk of malignant transformation. Surgical excision is the effective method of controlling epithelial dysplasia. The authors investigated 7 cases of epithelial dysplasia histopathologically, 2 patients of them had malignant transformation. We discuss the clinical feature, treatment, prognosis, and histopatholgic analysis with literature reviews.

      • KCI등재

        악골결손 재건을 위한 탈회 및 비탈회 동결건조 동종골의 이용

        이기혁,박인순,김영균,김수관,엄인웅,여환호,이병준 大韓顎顔面成形再建外科學會 1996 Maxillofacial Plastic Reconstructive Surgery Vol.18 No.3

        Bone graft has been used to repair one defect caused by disease and trauma, congenital and acquired deformities. Graft materials are autogenous bone, allogenic bone, xenogenic bone, synthetics. Autogenous bone graft is the most superior to other materials for immunologic reaction, compatibility to host tissue, and revascularization. However, autogenous bone graft is required for additional operation and the amount of taking is limited. Autografts are obtained at own expense and also limited in size, shape. In order to compensate these problems, allogenic bone graft has been used increasingly. But allogenic bone graft encounters immunologic complications. Therefore, it has been used after freezing, lyophilization, or demineralization. Allogenic bone processed by only lyophilization includes potential antigenic properties on its surface, therefore it is demineralized to deplete immunologic reaction. Demineralized bone releases BMP and helps the mesenchymal cells transform to the chondroblast to produce cartilage and bone. This reaction is called osteoinducation. Many authors have reported that mineralized lyophilized bone had less antigenicity clinically and favorable bony consideration with host bone. In our department from 1995 to now, we have used banked allogenic bone graft that has been prepared from Wonkwang Bone Bank in 5 cases and mineralized lyophilized bone graft in 2 cases to reconstruct the maxillofacial bone defect after tumor resection and cyst enucleation and cleft alveolus. We will report with literature review that the result is favorable functionally and esthetically.

      • KCI등재

        이차구순열 결손의 치료

        임석균,박인순,여환호,지재휴,김영균,김수관 大韓顎顔面成形再建外科學會 1997 Maxillofacial Plastic Reconstructive Surgery Vol.19 No.2

        Despite the current accomplishments with the repair of cleft lips, the surgical management of the nasal deformity remains a functional and aesthetic dilemma for patients, their families, and reconstructive surgeons. Recent improvements in the understanding and technical execution of te primary cleft lip repair have significantly reduced secondary sequelae and the consequent need for secondary surgical correction. But, secondary surgical corrections are necessary according to numerous factors. Such factors include the secondary surgical corrections are necessary according to numerous factors. Such factors include the severity of the initial deformity, the surgical plan, precision of execution of the primary repair, and success of the postoperative management. We preformed the secondary correction of cleft lip and palate in 11 patients via various methods. In conclusion, primary repair of cleft lip and palate patients is the most important to prevent the secondary deformities, and most of cleft lip and palate with secondary deformities must be treated with combined cheiloplasty and rhinoplasty.

      • Effect of In-row Plant Spacing on Growth and Yield of Korean Native Allium wakegi Araki

        Jo,Man-Hyun,Ham,In-Ki,Park,Sang-Kyu,Seo,Gwan-Seok,Han,Gyu-Heung,Woo,In-Shik 한국자원식물학회 2003 Plant Resources Vol.6 No.2

        Allium wakegi Araki was grown at plant spacings of 5, 10, 15, and 20 cm to determine the effect of planting density on the growth and yield. Allium wakegi Araki plants grown at the 5 cm plant spacing had the lowest bulb diameter and bulb weight, while plants at the lowest density (20 cm spacing) had the highest bulb diameter, bulb number, bulb weight and fresh weight. In general, plants grown at narrower spacings produced significantly smaller bulb diameter and bulb weight, but resulted in the highest yields and plants per hectare and lower fresh weights per plant.

      • KCI등재

        공동주택 방범 CCTV활용성과 문제점요인 분석을 통한 위기관리시스템 구축 전략: 안전관리자를 중심으로

        김대인 ( Kim Dae-in ),김찬선 ( Kim Chan-sun ),윤태관 ( Yoon Tae-gwan ),박현호 ( Park Hyun-ho ) 미래융합통섭학회 2023 융합과 통섭 Vol.6 No.1

        연구목적 공동주택 방범 CCTV 활용성과 문제점 요인 분석을 통한 위기관리시스템 구축에 필요한 인식을 규명하는데 목적이 있다. 연구방법 공동주택 주택관리사를 대상으로 2021년 8월 1일~8월 30일까지 10년 이상의 근무경험이 있는 전문가들에게 심층면접기법과 콘텐츠분석을 실시하였다. 결과 공동주택 관리자를 중심으로 방범 CCTV 활용성 및 문제점 요인 결과는 다음과 같다. 첫째, 방범 CCTV의 활용성 중 적절성으로는 ‘범죄 및 사고예방을 통한 사각지대의 통제’ 효과성으로는 ‘입주민의 안정감 확보’, 기대성으로는 ‘방범 및 범죄예방의 극대화’ 요인이다. 둘째, 방범용 CCTV 설치문제점은 ‘보수 전문인력 부재 및 비용의 과다발생’, ‘노후장비로 인한 부품단종 및 유지보수업체의 영세성’, ‘노후시설로 인한 야간 입주민 통제 불가능’ 요인이다. 셋째, 공동주택 위기관리시스템 구축의 필요성에 대한 요인은 ‘관리자들의 전문성 부재 및 입주민의 무관심’, ‘위급상황 발생시 재난 컨트롤타워 작동 부재’, ‘장비의 노후화 및 종사자 안전의식 부재’ 요인이다. 결론 방범 CCTV 활용은 공동주택 거주민들의 심리적 안정감은 높여주지만 관리자 입장에서는 노후시설 운영으로 인한 많은 문제점이 제기된다. PURPOSE The purpose of this study is to identify the awareness necessary for building a risk management system through the utilization of apartment house crime prevention CCTV and analysis of problem factors. METHOD From August 1 to August 30, 2021, an in-depth interview technique and content analysis were conducted for apartment house managers with more than 10 years of work experience. RESULT The results of crime prevention CCTV utilization and problem factors centered on apartment house managers are as follows. First, among the usability of crime prevention CCTV, the appropriateness is 'control of blind spots through crime and accident prevention', the effectiveness is 'securing residents' sense of security', and the expectation is 'maximization of crime prevention and crime prevention'. Second, the problems of CCTV installation for crime prevention are 'absence of professional repair manpower and excessive cost', 'discontinuance of parts due to old equipment and small size of maintenance companies', 'impossibility to control night residents due to old facilities'. Third, the factors for the necessity of establishing an apartment housing crisis management system are ‘lack of professionalism of managers and indifference of residents’, ‘absence of operation of the disaster control tower in case of an emergency’, and ‘deterioration of equipment and lack of safety awareness among workers’. CONCLUSION The use of crime prevention CCTV enhances the psychological stability of apartment residents, but from the manager's point of view, many problems arise due to the operation of old facilities.

      • KCI등재

        화상으로 인한 소구증 환자의 치험례

        지재휴,이병준,김영균,김수관,황경곤,여환호,박인순 大韓顎顔面成形再建外科學會 1996 Maxillofacial Plastic Reconstructive Surgery Vol.18 No.3

        Deep burns of the face & lips often lead to scarring and contraction of the circum-oral tissues with a marked reduction in the size of the oral aperture. Such burns most commonly caused by electrical contact, for example, children sucking electric plugs, or as a result of chemical burns and the exposture to flame. Once having burns, burned tissue may contract and reduce considerably the size and mobility of the mouth ; therefore bring up the resultant functional disturbance, verbal difficulty, even disgestive difficulty, and poor appearance, which fall into difficulty in social acceptability, caused by burns. In our department, 2 patients who were complain of functional limitations and esthetic problem owing to scar contracture, were visited, and we treated this microstomia with scar excision, graft and flap technique, and postoperative intensive physical therapy. We obtained relatively favorable results, thus report this cases with literature review.

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