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양한승 ( Yang Han Seung ),이비 ( Li Fei ),풍해도 ( Feng Haitao ),황진 ( Hwang Jin ) 한국스포츠심리학회 2021 한국스포츠심리학회지 Vol.32 No.2
목적: 이 연구는 프로농구선수들이 시합상황에서 경험하는 ‘농구 몰입’에 대한 심층적인 정보를 제공하는 것이다. 방법: 프로농구선수 11명을 대상으로 몰입 상황, 몰입 전 또는 순간에 대한 느낌, 몰입 이후 필수요소 등의 질문을 통해 심층 면담을 실시하고 귀납적 내용분석을 통해 결과를 도출하였다. 결과: 몰입발생 이전과 몰입 진입 단계에서 경기 전에 나타나는 몰입 단서를 통해 몰입의 전조 증상을 진술했으며 이를 통해 플레이에 보다 집중하는 것으로 나타났다. 몰입경험 중에는 몰입상황을 통제할 수 없었으며 시합상황 파악, 상대 움직임 예측, 완벽한 컨디션 그리고 시간의 변형 같은 몰입을 경험하는 것으로 나타났다. 몰입결과 단계에서는 시합 영상분석을 통해 몰입 유지 및 재정비를 하는 것으로 나타났으며, 부상 통증을 잊고 경기에 뛰거나, 몰입경험의 놀라움 반응 등의 몰입의 특별함이 진술되었다. 결론: 이상의 결과를 바탕으로 몰입상황을 유지하고 적응하기 위해서 자기 수행에 긍정적인 요소들이 활성화 되어야하며, 더 많은 경험을 추구할 수 있는 충분한 기회의 제공 여건이 마련되어야 할 것이다. Purpose: The purpose of this study was to provide in-depth information on ‘basketball flow’ that professional basketball players experience in real game situations. Methods: 11 professional basketball players were given in-depth interviews based on questions about flow situations, their feelings before and at the moment of flow, and the essential factors after flow. The results were derived from inductive contents analysis. Results: The results of the study said that before flow and at the beginning of flow, players stated signs of flow through the clues to flow occurring before games and those signs helped players to pay more attention to games. The results also said that players couldn’t control flow situation but experienced flow such as the grasp of the game situation, the prediction about the opponents, perfect condition, and the transformation of time. At the stage of flow result, players were provided with self-regulatory feedback through analysis of video images of the game and they stated reactions of surprise about their flow experiences like finishing games without recognizing their pain from injury. Besides, players’ mood states, routine, feelings of achievement, and their relations with coaches were mentioned. Conclusion: Discussions were made based on results and more follow-up research on professional sport players’ flow was suggested.
低質칩으로 製造한 三層 및 單層 파티클보드의 物理的, 機械的 性質
이필우(Phil-Woo Lee),강경택(Kyoung-Taek kang),양한승(Han-Seung Yang) 한국가구학회 1994 한국가구학회지 Vol.5 No.1
This study was designed to investigate effective composition ratio of unscreened poor-grade pallman face particle including wood flour to commercial core particle in manufacturing 3- and single layered particleboards. Single-layered particle boards were made from the mixture of face and core particle at ratios of 20:80, 30:70, 40:60 and 50:50 while those of 3-layered particleboards were made from the composition ratios of face and back to core 20:80, 30:70, 40:60 and 50:50. Tests were concentrated on mechanical properties and dimensional stabilities. Mechanical properties of 3- and single layered particleboards were not significantly influenced by composition and mixing ratios of face to core particle up to 30:70. Dimensional stability of 3- and single-layered particleboards composed of mixture of face and core particle was similar to that composed entirely of face or core particles. Consequently, unscreened poor-grade face particle was considered to be used without any great problems.
數種의 增量劑 粒度와 增量比率에 따른 尿素樹脂合板의 接着 特性
楊翰承,尹炯雲,李弼宇 서울대학교 농과대학 농업개발연구소 1993 서울대농학연구지 Vol.18 No.2
The purpose of this research was to evaluate and to examine the substitutional feasibility of paper sludge extender instead of wheat flour. As the extending materials, taro flour, paper sludge, wood flour and wheat were selected and dried at 103±2℃ during 24 hours in the drying oven and pulverized into three levels(-50∼+100, -100∼+200, -200∼mesh). The extenders were mixed with urea formaldehyde resin in the ratio of 10, 20 and 30%. After plywoods were manufactured by the above extended ratios, dry and wet shear strength were examined. The results obtained at this research were summarized as follows : 1) In 10% extionsion on -50∼+100 mesh particle size, paper sludge showed the highest dry and wet shear strength among the extenders. 2) As 20% extension, wheat showed the highest value. 3) the shear strength was affected by the particle size and extending ratios, and the shear strength extended by paper sludge powder was sensitively varied with particle sizes and extending ratios. 4) The shear strength extended by taro and wheat flour were less affected by the particle size of extender. Therefore, the particle size of extender would be considered along the extention ratios and extender types.