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유학,김근용,김성창,이동수,김영선 한국통신학회 2014 정보와 통신 Vol.31 No.8
수동형 광가입자망 (PON: Passive Optical Network) 기술은 가입자의 단말과 국사의 장비를 광섬유로 직접 연결하여 기존의 전화선 및 동축케이블을 이용한 xDSL 및 HFC등에 비해 전송속도가 빠르고 관리가 수월한 인터넷 서비스 제공이 가능한 기술이다. 본고에서는 ITU-T와 IEEE에서 진행중인 차세대 수동형 광가입자망 기술의 국제 표준화 동향에 대하여 알아보고, 관련 기술개발 현황 및 새롭게 부각되는 스마트 광 분배망 기술과 SDN (Software Defined Network) 기반 광가입자망 운용관리 등의 연구분야에 대하여 알아본다.
중국 테마파크의 서비스 스케이프가 방문의도에 미치는 영향 연구: 항저우의 3대 테마파크를 중심으로
유학,이형택 한국유통경영학회 2022 유통경영학회지 Vol.25 No.6
Purpose: In this study, the concept and components of the servicescape identified through previous studies are clearly identified. And the effect of the servicescape components of the theme park on user’s visiting intention is examined. Based on the research results, we intend to improve the service conditions of the theme park and provide valuable implications for future marketing strategies. Research design, data, and methodology: In order to verify the established hypothesis, a survey was conducted on visitors to three theme parks in Hangzhou, China. The total number of respondents was 213. An Cronbach’s α analysis and factor analysis were performed to confirm reliability and validity. After conducting correlation analysis, we empirically tested 5 hypotheses. Results: First, It was confirmed that the overall elements constituting the servicescape of the theme park had a significant positive effect on the perceived service quality and emotional experience. Second, It was verified that t he p erceived service q uality of the visitors h ad a s ignificant p ositive effect on the emotional experience. Third, It was confirmed that the perceived service quality and emotional experience had a significant positive effect on the visitor’s behavioral intention(visiting intention). Implications: It was confirmed that a pleasant and comfortable atmosphere, safe and convenient facility equipment, and fascinating landscaping within the theme park can increase consumer awareness of service quality. In particular, in order to improve the perceived service quality, it is necessary to pay special attention to landscaping, a pleasant and comfortable atmosphere, and the role of employees who provide services. Visitors will experience various tangible and intangible experiences while staying at the theme park, and the stronger the intensity and frequency of positive experiences, the higher the satisfaction with the theme park in the future.
유학기 한국센서학회 2020 센서학회지 Vol.29 No.6
A hydrogen sensor was fabricated by utilizing a bundle of metal oxide nanostructures whose growth positions were selectively controlled by utilizing graphene, which is a carbon of atomic-unit thickness. To verify the reducing ability of graphene, it was confirmed that the multi-composition metal oxide V2O5 was converted into VO2 on the graphene surface. Because of the role of graphene as a reducing catalyst, it was confirmed that ZnO and MoO3 nanostructures were grown at high density only on the graphene surface. The fabricated gas sensor showed excellent sensitivity.