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아버지의 훈육방식이 유아의 심리적 건강성과 또래 놀이 행동에 미치는 영향
최두석(Doo-Seok Choi),방은영(Eun-Young Bang) 한국유아교육·보육복지학회 2023 유아교육·보육복지연구 Vol.27 No.4
본 연구의 목적은 아버지의 훈육방식, 유아의 심리적 건강성, 또래 놀이 행동 간의 관계를 살펴보고, 아버지의 훈육방식이 유아의 심리적 건강성과 또래 놀이 행동에 어떤 영향을 미치는지 알아보기 위한 것이다. 이러한 목적을 달성하기 위하여 서울과 경기도 어린이집에 재원하는 5~7세 유아 자녀를 둔 아버지 302명의 설문자료를 활용하여, 빈도 분석과 기술 통계분석, 상관분석 및 단계적 회귀분석을 실시하였고 연구결과는 다음과 같다. 첫째, 아버지의 훈육방식, 유아의 심리적 건강성 및 또래 놀이 행동 간에 아버지의 강압적 체벌과 방임 훈육방식은 유아의 심리적 건강성 및 또래 놀이 행동과 유의미한 부적 상관이 있었고, 아버지의 논리적 설명 훈육방식은 유아의 심리적 건강성 및 또래 놀이 행동과 정적인 상관관계가 있는 것으로 나타났다. 둘째, 아버지의 훈육방식이 유아의 심리적 건강성과 또래 놀이 행동에 미치는 영향을 분석한 결과, 아버지의 강압적 체벌과 방임 훈육방식은 유아의 심리적 건강성에 유의미한 부정적 영향을 미치고, 논리적 설명 훈육방식은 유아의 심리적 건강성에 유의미한 긍정적 영향을 미치는 것으로 예측되었다. 아버지의 훈육방식 중 방임 훈육방식은 유아의 또래 놀이 행동에 유의미한 부정적 영향을 미치고, 논리적 설명 훈육방식은 유아의 또래 놀이 행동에 유의미한 긍정적 영향을 미치는 것으로 분석되었다. 본 연구의 결과가 가정과 사회에서 증가하는 아버지들의 양육 참여로 미래의 주인공인 자녀들에게 어떤 훈육방식으로 자녀의 양육에 접근해야 긍정적인 효과를 증진 시킬 수 있는지 아버지 훈육의 중요한 지침으로 활용되기를 기대한다. The purpose of this study was to examine the relationship between fathers' training method, children's psychological well-being, and peer play behavior, and to find out how fathers' training method affect children's psychological well-being and peer play behavior. To achieve these objectives, frequency analysis, descriptive statistics, correlation analysis, and stepwise regression analysis were conducted using questionnaire data from 302 fathers of children aged 5-7 years old in daycare centers in Seoul and Gyeonggi-do, and the results of the study were as follows. First, the relationship between fathers' training method, children's psychological well-being, and peer play behavior showed that fathers' coercive corporal punishment and neglectful training method were significantly and negatively related to children's psychological well-being and peer play behavior, and fathers' logical explanation training method were positively related to children's psychological well-being and peer play behavior. Second, when analyzing the effects of fathers' training method on children's psychological well-being and peer play behavior, it was predicted that fathers' coercive corporal punishment and neglectful training method had significant negative effects on children's psychological well-being, while logical explanation training method had significant positive effects on children's psychological well-being. Among fathers' training method, neglectful training method was predicted to have a significant negative effect on children's peer play behavior, and logical explanation training method was predicted to have a significant positive effect on children's peer play behavior. We hope that the results of this study will be used as an important guide for fathers' training method in order to promote positive effects on their children, who are the protagonists of the future due to the increasing participation of fathers in parenting at home and in society.
최두석 ( D. S. Choi ),공무갑 ( M. K. Kong ),신강연 ( K. Y. Shin ),최종오 ( J. O. Choi ),송장룡 ( J. R. Song ),최낙상 ( N. S. Choi ) 대한내과학회 1969 대한내과학회지 Vol.12 No.1
A case of the arsenical intoxication associated with gastrointestinal symtoms in a 26 years old Korean soldier man is reported. The patient was admitted to this hospital because of gastrointestinal disturbance, polyneuitic distress with incomplete loss of
최두석 ( D. S. Choi ),최종오 ( C. O. Choi ),공무갑 ( M. K. Kong ),신강연 ( K. Y. Shin ),이영진 ( Y. J. Lee ),이성건 ( S. K. Lee ) 대한내과학회 1968 대한내과학회지 Vol.11 No.10
A case of Dubin-Johnson Syndrome in 24 year Korean male was reported. The presenting symptoms were intermittent jaundice, dull pain on right upper quadrant, indigestion and fatigability for 3 years. Laboratory findings showed increased serum bilirubin with
최두석(Doo-Seuk Choi),김영춘(Young-Chun Kim),박성영(Sung-Young Park) 한국자동차공학회 2013 한국자동차공학회 부문종합 학술대회 Vol.2013 No.5
Vortex tube is the device that can separate small particles from the compressed gas, as well as compressed gas into hot and cold flow. Because a vortex tube uses strong swirl velocity, it generates a high pitch noise. In this study 4 different silencers are tested to reduce vortex tube flow noise. Three are commercial silencer applied in pneumatic system, and the other is perforated silencer. As a result, 1/4 inch silencer shows the best sound absorption characteristics for all inlet air pressure range. 1/2 inch and 3/8 inch silencer show very similar sound absorption characteristics. However, perforated silencer shows sound absorption characteristics similar to 1/2 inch silencer at low inlet pressure, but shows the worst characteristics at high inlet pressure.
최두석(Choi, Doo-Seuk) 한국산학기술학회 2013 한국산학기술학회논문지 Vol.14 No.1
최근에 자동차용 기관의 연비향상과 배출가스 저감을 위하여 다양한 방법들이 연구되고 있다. 본 연구는 자 동차용 기관의 연비 개선과 배출가스 저감을 위해 A사에서 제작한 이온 세라믹 바를 시판 가솔린과 경유에 일정한 시간 침수시켰을 경우 침수시간에 따라 시판 가솔린과 경유의 분자구조 등에 어떤 변화를 주며, 그것이 연비 개선과 배출가스 저감에 어떤 영향을 주게 되는지를 예측하는데 목적이 있다. 목적을 달성하기 위하여 침수시간별 시료에 대 한 물리적 분석, 화학적 분석 실험을 통해 특성을 분석하였다. 그 결과 가솔린의 경우는 화학적, 물리적 분석에서 세 라믹 바에 의한 분자구조의 변화로 기관성능 개선을 예측할 수 있었으나, 경유의 경우는 침수시간에 따라 변화가 불 규칙하므로 경유에 적합한 세라믹 바를 제작할 필요가 있다. Recently, variety of methods have been studied to improve automotive fuel economy and the reduction of exhaust emissions. The purpose of this study is to identify the change in the molecular structure of gasoline and diesel by the ion ceramic bar according to the immersion time and to predict the effect for the fuel economy and exhaust emissions by the immersion time. In order to achieve the purpose, we got sedimentation samples for physical analysis and chemical analysis by experiments and characteristics were analyzed. As a result, the changes in the molecular structure by the ceramic bar in the engine by the chemical and physical analysis was able to predict the performance improvement in the case of gasoline. But there is a need to produce suitable ceramic bar for the diesel because there was an irregular change depending on the time of sedimentation in the diesel.
超音波 燃料供給裝置를 사용한 EFI 自動車의 性能向上에 관한 연구
최두석(D.S.Choi),이방희(B.H.Lee),오동진(D.J.Oh),권택수(T.S.Kwon),류정인(J.I.Ryu) 한국자동차공학회 1992 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1992 No.11
This paper describes briefly the effect of ultrasonic fuel supply device on the performance of four stroke cycle gasoline engine. Experiments were carried out to clarify the effect of ultrasonic fuel supply device on the engine output, traveling fuel consumption ratio, exhaust emissions. Attaching the ultrasonic fuel supply device to the conventional injector of the gasoline engine, engine output and traveling fuel consumption ratio, exhaust emissions were improved.
[論文] 超音波 燃料供給裝置用 가솔린自動車의 性能向上에 관한 硏究(Ⅱ)
최두석(D. S. Choi),설진호(J. H. Seol),이홍영(H. Y. Lee),류정인(J. I. Ryu) 한국자동차공학회 1993 오토저널 Vol.15 No.3
This paper describes briefly the effect of ultrasonic fuel supply device on the performance of four stroke cycle gasoline engine. Experiments were carried out to clarify the effect of ultrasonic fuel supply device on the engine output, traveling fuel consumption ratio, exhaust emissions.<br/> The results were obtained as follows:<br/> 1. Engine output was increased 9~14 % in comparison with that of the conventional injector. 2. Travelling fuel consumption ratio was improved 17~29 % in comparison with that of the conventional injector.<br/> 3. CO, HC exhaust emissions was decreased compared to the value of the conventional injector. 4. Fuel consumption ratio in highway driving test was improved about 10 % in comparison with<br/> that of the conventional injector.
渦流室式 디젤機關에서 噴射노즐 形壯과 超音波 에너지 附加 디젤油의 性能特性에 關한 硏究
최두석(D. S. Choi),박종규(J. k. Park),김봉석(B. S. Kim),류정인(J. I. Ryu) 한국자동차공학회 1996 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1996 No.6_2
The objectives of this study were to investigate the atomization characteristics and the engine performance characteristics using the change of injection nozzle form and ultrasonic-energy-added diesel fuel.<br/> 1. To evaluate the effect of ulrasonic energy and the change of injection nozzle form, droplet size<br/> measurements earned out using Malvern system. 2. To analyze the change of ultrasonic-energy-added diesel fuel, chemical analysis and physical analysis earned out using 'H-NMR spectrum, viscosity system and surface tension system.<br/> 3. In the diesel engine test, there were results about engine performance and exhaust emission.<br/> In Summary, the results of this study indicate that ultrasonic-energy-added diesel fuel induced beneficial changes in SMD, engine performance and exhaust emission. And the B type was excellent in all type of injection nozzle.