http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
오픈마켓 식품 구매에 있어서 현상유지편향이 전환의도에 미치는 영향에 관한 연구: 전환비용의 매개역할을 중심으로
오승원,Oh, Seung Won 한국IT서비스학회 2022 한국IT서비스학회지 Vol.21 No.4
Recently, the number of cases of purchasing food online has been increased, especially in the open market. Therefore, we examined the characteristics of status quo bias and switching costs in the open market. Also, in this study, the causal relationship between the characteristics of status quo bias and switching costs, switching costs and switching intention in the open market was investigated. The analysis result consists of four parts as follows. First, in the open market, rational decision making, which belongs to the characteristics of status quo bias, was found to have a positive (+) effect on time switching cost among switching costs, but did not have a positive (+) effect on economic and psychological switching cost. Second, cognitive misperceptions was consistent with the assumption that it have a positive (+) effect on all of the economic, time, and psychological switching cost, which are switching costs in the open market. Third, psychological commitment was found to have a positive (+) effect on economic and time switching cost among switching costs, but did not have a positive (+) effect on psychological switching cost. Fourth, psychological switching cost, which belongs to switching costs in the open market, was found to have a negative (-) effect like the hypothesis set in switching intention. However, it was found that economic and time switching cost did not have a negative (-) effect on switching intention. This study subdivided the switching costs into three dimensions and compared the degree of influence on the switching intention, and the degree of influence was different for each dimension. Therefore, it was found that when switching from the existing open market to the new open market, it is not possible to simply judge that the switching costs directly has a negative (-) effect on the switching intention or does not.
오승원 ( Seung-won Oh ),황정우 ( Jung-woo Hwang ),박상범 ( Sang Bum Park ) 한국목재공학회 2018 목재공학 Vol.46 No.1
For new use development of carbonized board, we investigated the effect of carbonization temperature on the surface temperature of carbonized board manufactured from a plywood, particle board, MDF, and wood of Fraxinus rhynchophylla at different carbonization temperature (400℃∼1100℃). The surface temperature of carbonized board precipitously increased until 12 minutes elapsed, after smoothly increased and thereafter which were stable after 20 minutes. The higher carbonization temperature increased density of carbonized board and surface temperature of carbonized board so that density is considered to influence surface temperature change. Moreover, carbonized boards kept heat for a long time because the descent velocity of carbonized boards’ surface temperature was slower than that of heater’s.
닥나무 목질부로 제조된 파티클보드의 원적외선, 폼알데하이드, 휘발성유기화합물 방출 및 탈취율
오승원 ( Seung Won Oh ) 한국목재공학회 2014 목재공학 Vol.42 No.3
This study examined emission characteristics of far-infrared ray, formaldehyde, volatile organic compounds and deodorization rate of particleboard prepared at different target board densities and resin content levels, using the xylem part of Broussonetia Kazinoki Sieb. The deodorization rate increased, as the target density of board and resin content increased. Emission rates of the far-infrared ray and total volatile organic compounds (TVOCs) were 0.892∼0.899, and 0.074 mg/m2·h for particleboard prepared with the resin content of 13% and target density of 0.6 g/cm3 while the deodorization rate was 80∼90% for the same particleboard. The formaldehyde emission factor ranged from 0.004 mg/m2·h to 0.006 mg/m2·h for all particleboard fabricated at different resin content and target densities. These results indicate that particleboard prepared from the xylem part of Broussonetia Kazinoki Sieb have a potential as a building construction material.
톱밥과 왕겨로 제조된 세라믹의 전기적 성질과 원적외선 방사특성
오승원 ( Seung Won Oh ) 한국목재공학회 2016 목재공학 Vol.44 No.1
This study investigated electrical properties and far-infrared ray emission according to the carbonizing temperature and phenol-formaldehyde (PF) resin impregnation ratio of ceramics manufactured using sawdust and rice husk. The far-infrared ray emission values and emission energy values decreased as the carbonizing temperature increased. The far-infrared ray emission values of the ceramics manufactured using a carbonizing process at 600℃ and a board with a PF resin impregnation ratio of 60 percent was 0.930; the emission energy presented the highest value of 4.32 × 10 w/m2. The electric resistance decreased as the carbonizing temperature increased. For the increase in the carbonizing temperature above 1200℃, ceramics was very close to a conductor due to the small resistance. The power consumption increased by the decrease of electric resistance and increase of the electric current in the case of a higher resin impregnation ratio.