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李承遠 忠南大學校 産業技術硏究所 1986 산업기술연구논문집 Vol.1 No.1
Solubility of nitrogen in liquid iron and iron-Ni-Cr alloys has been measured by the sampling method under 1 atm N₂pressure. Results obtained are as follows ; 1. Nitrogen solubility and free energy change of nitrogen solution in liquid iron melts respectively are, log (wt % N)= -357/T -1.152 ΔG˚= 6830+22.06T J/g-atom N 2. Enthalpy change in liquid Fe-8%Ni-Cr alloys is, ΔH = 11060-2.33(wt % Cr) J/g-atom N 3. Interaction parameter in Fe-8%Ni-Cr alloy is e = -128/T+0.031
이승원,김동진 한국외식산업학회 2020 한국외식산업학회지 Vol.16 No.2
For the restaurant business, the menu is the heart of the business and it is a communicating and selling tool that determines the success or failure of the business. Accordingly, food service managers and scholars have shown interest in evaluating menu items and a variety of menu analysis methods have been proposed. In this study, several menu analysis techniques were adopted to analyze menus of a Japanese fusion restaurant. Specifically, classical techniques suggested by Miller, Kasavana & Smith, Pavesic were utilized. Hayes & Huffman’s goal-value analysis which aims to overcome shortcomings of classical techniques was also used. Finally, the results were compared to the result of ABC menu analysis method. Surprisingly, almost the same results were obtained when comparing the comprehensive menu analysis results with the ABC analysis results. This implies the usefulness of ABC menu analysis considering the simplicity of the method. In other words, the findings showed that customer preference rather than profitability drives menu performance, which indicates fierce competition in Korean food service market.
“서번트 리더의 중요성” : 고용 불안정성이 혁신 행동에 미치는 영향, 서번트 리더십으로 조절된 기본 심리 욕구 만족의 매개 효과
이승원,김병직 한국전문경영인학회 2021 專門經營人硏究 Vol.24 No.1
2018년 대한민국 비정규직 비율은 20.62%로 OECD 평균 보다 2배나 높다. 또한 정리해 고, 명예퇴직, 계약직 제도 등으로 고용 불안정성이 증가하고 있다. 이런 고용 불안정성은, 기업의 생존에 반드시 필요한 조직 구성원들의 혁신행동을 악화시킨다. 이에 본 연구는 고용 불안정성이 혁신행동에 영향을 미치는 과정에서의 작동 기제를 살펴볼 뿐만 아니라, 고용 불안정성의 부정적인 효과를 완화시킬 수 있는 요인을 밝히고자 하였다. 이에 고용 불안정성이 구성원들의 기본 심리 욕구 만족을 매개로 혁신행동에 영향을 미치며, 고용 불안정성이 심리적 욕구 만족을 약화시키는 과정에서, 서번트 리더십이 완충 작용을 할 것임을 밝히고자 하였다. 연구 결과 고용 불안정성은 기본 심리 욕구 만족에 부(-)의 영향을 미치고, 기본 심리 욕구 만족은 혁신행동에 정(+)의 영향을 미쳤다. 기본 심리 욕구 만족은 고용 불안정성이 서번트 리더십에 미치는 영향을 불완전매개 역할을 하는 것을 확인하였다. 또한 서번트 리더십은 고용 불안정성과 기본 심리 욕구 만족 간의 관계 를 조절했다. 이에 대한 이론적, 실무적 시사점들을 기술하였다. This study not only examines the intermediating mechanism of the relationship between job insecurity and innovative behavior, but also attempts to identify factors that can mitigate the negative effects of job insecurity. To achieve the goals, this paper attempted to clarify the mediating effect of members' basic psychological need satisfaction, as well as the moderating effect of servant leadership in the job insecurity-basic psychological need satisfaction. We hypothesized that job insecurity weakens employee’s basic psychological need satisfaction, then the level of the satisfaction may determine the degree of employee’s innovative behavior. Most of all, servant leadership may act as a buffering factor between the job insecurity-basic psychological need satisfaction link. As a result of the study, we found that job insecurity had a negative (-) effect on basic psychological need satisfaction, and the basic psychological need satisfaction had a positive (+) effect on innovation behavior. It was confirmed that servant leadership mitigated the negative influence of job insecurity on employee’s basic psychological need satisfaction. The theoretical and practical implications for this are described.
李承遠,權植哲 충남대학교 1977 工業技術開發硏究所論文集 Vol.4 No.1
In order to investigate the wear-resisting properties of medium carbon Cr-Mo steel, wear rate was measured using a dry wear tester manufactured to simulate the abrasive condition. It was found that the wear rate of this steel was related with hardness as following empirical expression. Wm=-4.265×10^-2 H+2.360 where, Wm=wear rate H=hardness of sample(Rockwell hardness) The wear rate of medium carbon Cr-Mo steel was markedly influenced by the tempering temperature of the steel.
이승원,현경훈 한국실내디자인학회 2023 한국실내디자인학회논문집 Vol.32 No.1
Interior design is intricate, as the designer should consider numerous design elements such as circulation, spatial composition, and energy efficiency. The complex interior design process involves both divergent and convergent thinking. In divergent design thinking, designers use micro- and macrostrategies. If we can identify a designer’s strategies in the design process, we can support the designers in diversifying and embodying their design ideas. Therefore, we propose a novel method that automatically detects idea divergence strategies of interior designers. To achieve this, we developed a floor plan retrieval system and conducted a user study with interior designers to analyze their design processes. The design exploration process of the designers was analyzed to detect their microand macrodivergence strategies and the point of transition between the two strategies. The user study results revealed that the explored floor plans had different design patterns depending on the micro- and macrodivergence strategies. Our study can enhance the understanding of automatically detecting the designer’s design intention and aid the design decision-making process in the future.