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하주현(Ha, Joo Hyun),이병임(Lee, Byung Im),류형선(Ryu, Hyoung Sun) 한국창의력교육학회 2011 창의력교육연구 Vol.11 No.1
본 연구는 개인 창의성과 집단 창의성의 효과를 비교하고, 팀별보상이 집단의 창의성에 미치는 영향을 검증하기 위하여 실시되었다. 연구내용은 첫째, 집단 창의성의 효과를 밝히기 위하여 집단구성을 개인 수준과 집단 수준으로 나누어 창의적 아이디어의 수를 비교ㆍ검증하였으며, 둘째, 팀별보상의 효과를 밝히기 위하여 팀별보상을 약속한 집단과 팀별보상을 약속하지 않은 집단 간에 아이디어의 수가 차이가 나는 지를 비교ㆍ검증하였다. 연구 결과 첫째, 상호작용이 있는 집단(집단 수준)이 상호작용이 없는 집단(개인 수준)보다 창의적 아이디어 점수가 유의미하게 높았으며, 둘째, 팀별 보상을 약속받은 집단이 팀별 보상을 약속받지 못한 집단보다 창의적인 아이디어를 유의미하게 많이 내는 것으로 나타났다. 본 연구는 개인 창의성과 집단 창의성에 대한 국내의 유일한 실증연구로 집단 창의성 프로그램이 창의적 아이디어 생산에 더욱 효과적이라는 점과 더불어 팀별 보상이 창의적 아이디어 생산에 효과적이라는 것을 밝혀냈다는 데 의의가 있다. The purpose of this study is to verify the creativity of an individual and a group level, and the effect of rewards in a group level. With the purpose of the study, two hypotheses established and verified are as follows : In testing Hypothesis I, group members were classified into a non-interaction group (individual level) and an interaction group (group level), and then creative ideas of the groups were analyzed with a view to comparing the creativity of an individual level and that of a group level. The subject groups being randomly consisted of 4~6 persons were 16 teams of an individual level, and 27 teams of a group level. The testing result was that the scores of creative ideas of an interaction group (group level) were significantly higher than a non-interaction group (individual level), which was t=2.l29, p<.05. In testing Hypothesis 2, subjects groups were divided into a group of promised to group rewards and a group of non-promised to group rewards, and then creative ideas of the groups were analyzed with intent to verify the effect of rewards on each group. The subject groups were analyzed as divided into 13 teams of promised to group rewards and 14 teams of non-promised to group rewards. The testing result was that a group of promised to group rewards produced creative ideas significantly more than a group of non-promised to team rewards, which was t=3.713, p<.01.
과학영재 진로결정을 지원하는 교사 활동에 대한 실태조사
강정하(Kang Jungha),이병임(Lee Byung Im) 학습자중심교과교육학회 2018 학습자중심교과교육연구 Vol.18 No.5
본 연구는 영재학교 및 과학고 교사의 진로 지원 활동에 대한 실태조사를 실시하여 그 적합성을 살펴보고자 하였다. 이를 위해, 2016년 12월, 전국 28개(전수) 영재학교 및 과학고에서 과학영재의 진로 안내 및 심리상담 지원해 온 교사(단위학교별 10명 내외)를 대상으로 설문조사가 진행되었다. 총 193명 교사의 자료가 취합, 분석에 투입되었으며, 자료 분석은 ‘과학영재 진로결정 개념모델’(강정하, 권경아, 석혜은, 2017)을 분석틀로 활용하여 3요소 9요인에 대한 빈도 분석과 질적 분석이 진행되었다. 결과, 과학(예술)영재학교와 과학고 교사가 과학영재의 진로결정 시 가장 주요하게 고려하는 것은 학생 요소의 의사결정 요인과 역량 요인이며, 요소별로는 다음과 같았다. 학생 요소에서는 학생의 지적 역량 요인, 학교 교육활동 요인, 교육기관 요소에서는 학업활동 요인(교과활동, 연구활동, 성취활동), 특별활동 요인(진로심리상 담활동), 자원 요인(교사중심, 개인정보), 환경 요소에서는 조력자 지원 및 인적 네트워크 요인(학부모 진로상담, 학부모 자녀심리 상담 운영, 지원; 선배 및 졸업생 네트워크 구축)으로 드러났다. 이러한 결과는 과학영재가 미래 지식창출자로 지속성장 하는데 충분히 지원하지 못하고 있는 것으로 검증되었다. The purpose of this study is to investigate whether teachers’ activities of the career guidance and psychological counseling are appropriate for sustainability of future scientists. To do this, we collected data from 28 participating institutions and 193 teachers. The method of data analysis was performed using frequency analysis and qualitative analysis. As a result, first, in the whole the most important factors are decision making factor and student competency factors. Second, in the student component the most important factors the teachers have thought are academic competencies and experience. Third, in the education institute component the teachers are also working on academic activities, special career activities, and data collection. The last, in the environmental component the teachers have thought are helpers and human networks.
96-well plate를 이용한 DPPH free radical 소거활성 측정과 그 응용
최정섭(Jung-Sup Choi),오정임(Jung-Im Oh),황인택(In-Tack Hwang),김성은(Sung-Eun Kim),전재철(Jae-Chul Chun),이병회(Byung-Hoi Lee),김진석(Jin-Seok Kim),김태준(Tae-Joon Kim),조광연(Kwang-Yun Cho) 한국농약과학회 2003 농약과학회지 Vol.7 No.2
A 96-well plate was applied to determine the DPPH free radical scavenging activity using 107 plant-specific enzyme inhibitors and 100 unknown plant-originated extracts. The final optimum volume was 250 ㎕ containing 100 μM DPPH ethanolic solution at pH 7.8. In this condition, the radical scavenging activities were significantly increased by two known antioxidants consisting of ascorbate and a-tocopherol in a concentration-dependent manner. Among the 107 inhibitors, ampicillin and gallic acid showed 90.2% and 92.6% antioxidant activity at 100 μM, respectively, and these results were consisted with previous findings. In the tested 100 natural materials at 50 ㎍/㎖, antioxidant activity of AT-407 resulted in the highest of 90.1%, and 10 extracts including AT-388 and AT-443 showed over 70%. Our results suggest that the use of 96-well plate for determining DPPH free radical scavenging activity would be a suitable method to select antioxidant-like substances of both synthetic compounds and natural products.
권재욱,이병일,최창욱,임성준 대한슬관절학회 1989 대한슬관절학회지 Vol.1 No.2
Injury to the ligaments of the knee in children who are less than fourteen years old is unusual, presumably because the resiliency and strength of the ligaments are greater than those of the physes and bone. Ta our knowledge, only a few of knee ligament injuries in children with open physes has been published since 1955. The cliniacal diagnosis is difficult because of the communication barrier between doctor and child and the difficulty in obtaining adequate of a examination of a child with a painful knee. And the best method of treatment of knee ligament injuries in children has not been defined. 19 children with knee ligament injuries before physeal closure were treated from January 1980 to June 1988, 16 children were followed up for more than 1 year, with a maximum 6 years. The results were as following. 1. Our youngest patient was 2(l/12) year old boy. 2. High energy trauma was the most common cause. 3. Relatively better results were obtained as compared with adults. 4. Arthroseopic evaluation and surgery is recommended in suspicious knee ligament injuries in children.
경고막적 및 고막외적 전극위치에 따른 와우전위의 비교연구
장동임,박철규,이병돈,장혁순,강주원 순천향의학연구소 1995 Journal of Soonchunhyang Medical Science Vol.1 No.1
Electrocochleography is a method of the measurement of electrical events generated either within the cochlea or by primary afferent neurons. It includes measures of summating potential(SP) and cochlear microphonics(CM) from the cochlea, and action potential(AC) from the auditory nerve. There are severval diffefent ways to measure the potentials, mainly transtympanic and extratympanic methods. The purpose of this study is to provide a normal data of eletrocochleography in adults and compare the results obtained by extratympanic and transtympanic methods. The following results were obstained: 1. As the intensity of sound was increased, the SP amplitude and AP amplitude were increased. There was no significant difference between extratympanic and transtympanic method. 2. As the intensity of sound was increased, the SP latency and AP latency were shortened without significant difference between two different methods. 3. As the intensity of sound was increased, the SP/AP ratio was increased without difference in both methods which was less than o.30. 4. Non-invasive method of electrocohleography, the extratympanic method, can be one of the easy method an can be used widely clinically.