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        검색결과 29

        2.
        2020.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        스리랑카는 채소의 주년 생산에 적합한 기후를 갖고 있는 열대국가이다. 열대, 아열대 채소의 재배면적은 전체 농지(105,062 ha)의 약 3%이다. 지난 50년 동안 스리랑카에서 채소 육종에 관한 체계적인 연구가 이루어졌고 채소 부문은 지속적으로 증가하였다. 하지만 채소 육종, 재배 및 가공과 관련된 기술이 선진국에 비해 많이 뒤떨어져 있는 형편이다. 전통 육종법을 통해 개발된 다양한 농업적 형질을 가진 품종이 현재까지 스리랑카의 채소 생산에 이용되고 있지만 생명공학적 방법을 접목한 채소 품종 육종법의 중요성이 점차로 부각되고 있다. 본 논문은 스리랑카에서 중요한 채소 작물인 토마토, 고추류, 콩류, 가지 및 여주의 육종과 품종 현황을 소개하고 향후 스리랑카 육종 전망에 대해 논의하였다.
        4,000원
        3.
        2019.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Carbon fibers (CF) are predominantly being manufactured from polyacrylonitrile (PAN) based precursors which require solution spinning utilizing health hazardous organic solvent. This also adds to the cost of production due to the investment for the solvent recovery. Study of melt processable precursors has long been sought as a solution for health and environmental problems associated with the use of hazardous solvent. No use of solvent for spinning will also reduce the cost of manufacturing. Our coworker Deng et al. reported the possibility of using acrylonitrile-co-1-vinylimidazole (AN/VIM) copolymer as melt processable CF precursor. Here we report a successful preparation of carbon fiber from the co-polymer. We successfully demonstrated the preparation of thinner precursor fibers and carbon fibers through our optimization study of melt spinning, annealing, stabilization and carbonization.
        4,000원
        8.
        2016.07 구독 인증기관 무료, 개인회원 유료
        Understanding the types and dynamics of drivers on customer equity has been the subject of marketers’ attention for decades, however it is only recently been suggested that cultural or national contexts play a role in this understanding. Much of this research has been centered on the differences between the West and the Asia with many differences being found. Confucianism is often used to explain these differences. This comes as no surprise as Confucianism is argued to be the dominant cultural philosophy, or mode of thought, influencing East Asian individuals’ and entities’ roles in society and with each other. The philosophy has spread from its foundation in China to influence many other key societies in East Asia, such as Korea, Vietnam, and Japan. The general assumption in most of the literature is Confucianism will act similarly in every society it has spread to, but is this the case? What is not understood, therefore, is if the influence of Confucianism is equal among different East Asian societies? This exploratory study therefore seeks to contribute to knowledge by identifying if Confucianism is an influential force on customer equity drivers? And if so, are there differences between East Asian societies? Given the growing economic clout and importance of East Asia and the rising East Asian diaspora, marketer’s adherence and understanding of Confucian principles may be key to their success of managing their customer relationships, underscoring one of their key assets, their customer equity. With most cross-national research taking an umbrella view of the role of Confucianism as an explanatory variable on the behaviors of East Asian consumers, such as the Chinese and South Koreans (e.g. Bond, 1996; Hofstede, 1980), they are ignoring the behavioral and attitudinal variations that exist between East Asian Societies (e.g. Kim & Leung, 2007; Zhang et al., 2013). There is debate suggesting that Confucianism is having less effect now due to globalization, digitalization and capitalism (Leidner, 2010) potentially creating new hybrid value systems (Ralston, 2008). In China, arguments suggest Confucian influence is lessening due to the systemic philosophical changes in the nation’s society over the twentieth century, with the move from traditional Confucius philosophy to Maoism to socialist capitalism (Chiu 2002, Whitcomb et al., 1998). Other East Asian societies however may have moved away from Confucianism much quicker than China, due to their much earlier global exposure than China’s open door globalization policy in the late 1970s. In spite of this, there is wide agreement that Confucianism remains a strong influence in both China (e.g., Zhao & Roper, 2011) and other East Asian societies,such as Korea (Sung & Tinkham, 2005; Lee et al, 2009). The nexus of our paper therefore is that Confucianism does still have an influential role, but what this role is, and how this role differs between societies should be explored. In its purest form, Confucianism is composed of five constant virtues (e.g. Zhang et al., 2005): Benevolence: kind, sympathetic, compassionate, tolerant and respectful of others; Righteousness: the power to protect justice and goodness; Propriety: following societal regulations and laws; Wisdom: having good knowledge, intelligence and systems to provide excellence; and Trustworthiness: fulfillment of promises. Although the foundations of Confucianism goes back millennia, the use of the virtues to guide commercial operations stems from the Ming Dynasty (1368 – 1644). How adherence to each of the virtues by modern marketing organizations influences their relationships with the modern customer however, has not been explored fully. We argue that each of the virtues will have a positive effect on the key customer equity drivers; value equity, brand equity and relationship equity (Lemon et al., 2001; Rust et al., 2004), and thereon customer lifetime value. Using a sample of young Chinese and Korean consumers, the Confucian five constant virtues, benevolence, righteousness, propriety, trustworthiness and wisdom are measured and their relationships explored on the three dominant drivers of customer equity; value equity, brand equity and relationship equity. The results show that the benevolence, righteousness and wisdom virtues have significant positive relationships on the three drivers. Trustworthiness and propriety virtues however have negative significant relationships. Chinese and South Korean results are then compared. The results show that the Confucianism constant virtues drive different customer equity drivers in these two societies. The five constant virtues have stronger effects for young Chinese customers than their Korean counterparts. The equity drivers of CLV also vary, with brand equity significant in the Chinese sample and value equity significant in the Korean sample. Additionally, some significant paths to the equity drivers differ between Korea and China. Benevolence has a significant negative effect on value and relationship equity drivers (opposite to China) and righteousness a significant effect on value equity (not observed in China). These results support our proposition that a national effect on the manner and influence of the Confucian drivers may vary by society.
        3,000원
        9.
        2016.07 구독 인증기관·개인회원 무료
        Existing studies of Japanese consumers have emphasized the importance of collectivism and risk aversion in Japanese culture. In this paper we examine the relationship between these constructs in new product adoption decisions that involve brand switching. We argue that, for Japanese consumers, the perceived emotional risk of adoption is related to (1) the degree to which a consumer identifies with the brand of his or her current product and (2) the perceived performance, financial, and social risks of switching to an alternative product. We further hypothesize that perceived social risk is positively related to brand identification, perceived performance risk, and perceived financial risk. Finally, we hypothesize that financial risk is positively related to performance risk. We test our hypotheses using data collected in Japan in June 2015. Questionnaire items were adapted from existing, well-validated scales. The Japanese version of the questionnaire was developed by using the standard double translation procedure. The Japanese version of the questionnaire was administered by a marketing research firm to a national panel of respondents stratified by age and gender. The resulting sample consisted of 518 iPad owners from across Japan, of whom approximately half were men. Within each gender category, approximately half of the respondents intended to purchase a new tablet within the next 12 months. Following established SEM procedures, we began by estimating a confirmatory factory analysis model, after which we estimated a structural equation model. In each case, the estimated model satisfied standard evaluation criteria. In general, our findings provide support for the hypothesized model. First, Perceived Performance Risk was positively related with Financial Risk, Social Risk, and Emotional Risk. Second, Financial Risk was positively related with Social Risk. Third, Social Risk was positively related with Emotional Risk. Fourth, Brand Identification was positively related with Social Risk and Emotional Risk. The one hypothesized linkage that was not supported was the relationship between Financial Risk and Emotional Risk. A comparison of coefficient magnitudes reveals several important findings. First, in the Social Risk equation, the coefficient of Performance Risk is significantly larger than the Brand Identification coefficient. Second, within the Emotional Risk equation, the coefficient of Performance Risk is significantly larger than the coefficients of Brand Identification and Financial Risk. Similarly, the coefficient of Social Risk is also significantly larger than the coefficients of Financial Risk and Social Risk.
        10.
        2015.06 구독 인증기관·개인회원 무료
        There are amount of researches study about corporate competition sustainability, find the way to survive in the competition. But sustainable development has been launched for many years. Sustainable marketing aims to balance among economic, environmental, and social goals. Marketing methods of one company should be innovated with fast development. Marketing practitioners and researchers should follow the idea to sustainable marketing base on the hot issue of sustainable issue. Because sustainable marketing can increase firms’ profit and improve the environment such as nature environment and society. Customer equity is the sum of customer lifetime value, comes from value creation based on profits, costs, cash flow, customers, and customer relationships. Customer equity has been defined as value of future profits that might be acquired from customers, excluding corporate costs (Berger & Nasr, 1998), as profits created when companies allocate resources appropriately to acquire and retain customers (Blattberg & Deighton, 1996), and as the sum of all customers’ discounted lifetime value (Lemon et al., 2001). In this research studied the relationship between sustainable marketing and customer equity. Customer equity has been the key for companies’ sustainable competitive advantage. The company can make proper marketing strategy with customer equity which can both satisfy consumers and make a profit for the company (Lemon et al., 2001). Also test customer attitude to sustainable marketing in different culture. Based on the results this study gave both academy and practice implications.
        11.
        2008.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        We have demonstrated the feasibility of using electrospinning method to fabricate long and continuous composite nanofiber sheets of polyacrylonitrile (PAN) incorporated with zinc oxide (ZnO). Such PAN/ZnO composite nanofiber sheets represent an important step toward utilizing carbon nanofibers (CNFs) as materials to achieve remarkably enhanced physico-chemical properties. In an attempt to derive these advantages, we have used a variety of techniques such as field emission scanning electron microscopy (FE-SEM), transmission electron microscopy (TEM) and high resolution X-ray diffraction (HR-XRD) to obtain quantitative data on the materials. The CNFs produced are in the diameter range of 100 to 350 nm after carbonization at 1000℃. Electrical conductivity of the random CNFs was increased by increasing the concentration of ZnO. A dramatic improvement in porosity and specific surface area of the CNFs was a clear evidence of the novelty of the method used. This study indicated that the optimal ZnO concentration of 3 wt% is enough to produce CNFs having enhanced electrical and physico-chemical properties.
        4,000원
        16.
        2005.06 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        We performed a spatially resolved spectroscopic study of the thermal composite supernova remnant 3C 391 by the Chandra observation. Broad- and narrow-band X-ray images show a southeast-northwest elongated morphology and unveil a highly clumpy structure of the remnant. The spectral analysis for. the small-scale features indicates normal metal abundance and uniform temperature for the interior gas. The properties of the hot gas are largely in agreement with the cloudlet evaporation model as a main mechanism for the 'thermal composite' X-ray appearance, though radiative rim and thermal conduction may also be effective. An unresolved X-ray source, with a power-law spectrum, is observed on the northwest border. The equivalent width images reveal a faint finger-like protrusion in Si and S lines out of the southwest radio border.
        3,000원
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