• Title/Summary/Keyword: Shift quality

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A Study on the Characteristics of Firm Agglomeration of Green Energy Industry in Daegyeong Region (대경권 친환경에너지산업 집적 특성에 관한 연구)

  • Yoon, Chil-Seok
    • Journal of the Korean association of regional geographers
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    • v.16 no.6
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    • pp.689-705
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    • 2010
  • The purpose of this study is to examine the geographical distribution and the clustering characteristics as an industrial cluster in order to provide alternative fundamental data for the preparation of the policies to facilitate the development of the Green Energy Industry. The main source of the data in this study is the outcome of a survey conducted to the firms and environment specialist from June 21st, 2010 to July 23rd, 2010. The Green Energy related companies in Daegyeong region are clustered around Pohang and Gumi, Gyeongbuk, and Dalseo District of Daegu Metropolitan City. The core element of the sustainability of the Green Energy Industry in the region is the inducement of the large-scale corporate presence in the region as well as the technical and geographical proximity. That is, the fact that there are sister companies established by the large scale corporate Daegyeong region as they have chosen this field for their new drive for growth. The major location factors are proximity, higher quality expectations from the local demands, technical availability, and competition with other companies of the same industry in the region, rather than the availability of the raw material. And the choke points for these companies are the financial support of R&D and the policy support of specialist training. The policy to facilitate the development of the industry in question in Daegyeong region, therefore, should shift from its previous focuses on infrastructure building and taxation benefits to financial supports for the technical research, human resource development in response to the needs of the companies. Also, programs to support the proficiency training for the already-hired work forces and development of new policies for the Green Energy Industry are needed to be introduced for the development of the Green Energy Industry in Daegyeong region.

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The Impact of the Financial Crisis on Lifestyle Health Determinants Among Older Adults Living in the Mediterranean Region: The Multinational MEDIS Study (2005-2015)

  • Foscolou, Alexandra;Tyrovolas, Stefanos;Soulis, George;Mariolis, Anargiros;Piscopo, Suzanne;Valacchi, Giuseppe;Anastasiou, Foteini;Lionis, Christos;Zeimbekis, Akis;Tur, Josep-Antoni;Bountziouka, Vassiliki;Tyrovola, Dimitra;Gotsis, Efthimios;Metallinos, George;Matalas, Antonia-Leda;Polychronopoulos, Evangelos;Sidossis, Labros;Panagiotakos, Demosthenes B.
    • Journal of Preventive Medicine and Public Health
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    • v.50 no.1
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    • pp.1-9
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    • 2017
  • Objectives: By the end of the 2000s, the economic situation in many European countries started to deteriorate, generating financial uncertainty, social insecurity and worse health status. The aim of the present study was to investigate how the recent financial crisis has affected the lifestyle health determinants and behaviours of older adults living in the Mediterranean islands. Methods: From 2005 to 2015, a population-based, multi-stage convenience sampling method was used to voluntarily enrol 2749 older adults (50% men) from 20 Mediterranean islands and the rural area of the Mani peninsula. Lifestyle status was evaluated as the cumulative score of four components (range, 0 to 6), that is, smoking habits, diet quality (MedDietScore), depression status (Geriatric Depression Scale) and physical activity. Results: Older Mediterranean people enrolled in the study from 2009 onwards showed social isolation and increased smoking, were more prone to depressive symptoms, and adopted less healthy dietary habits, as compared to their counterparts participating earlier in the study (p<0.05), irrespective of age, gender, several clinical characteristics, or socioeconomic status of the participants (an almost 50% adjusted increase in the lifestyle score from before 2009 to after 2009, p<0.001). Conclusions: A shift towards less healthy behaviours was noticeable after the economic crisis had commenced. Public health interventions should focus on older adults, particularly of lower socioeconomic levels, in order to effectively reduce the burden of cardiometabolic disease at the population level.

Improvement in $AI_2O_3$ dielectric behavior by using ozone as an oxidant for the atomic layer deposition technique (ALD법으로 제조된 $AI_2O_3$막의 유전적 특성)

  • 김재범;권덕렬;오기영;이종무
    • Journal of the Korean Vacuum Society
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    • v.11 no.3
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    • pp.183-188
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    • 2002
  • In the present study AI$(CH_3)_3)$films were deposited by the ALD technique using trimethylaluminum(TMA) and ozone to improve the quality of the AI$(CH_3)_3)$ films, since the $OH^-$ radicals existing in the AI$(CH_3)_3)$ films deposited using TMA and $H_2O$ degrade the physical and the dielectric properties of the AI$(CH_3)_3)$ film. The XPS analysis results indicate that the $OH^-$ radical concentration in the AI$(CH_3)_3)$film deposited using $O_3$is lower than that using $H_2O$. The etch rate of the AI$(CH_3)_3)$film deposited using $O_3$is also lower than that using $H_2O$, suggesting that the chemical inertness of the former is better than the latter. The MIS capacitor fabricated with the TiN conductor and the $Al_2$O$_3$dielectrics formed using $O_3$offers lower leakage current, better insulating property and smaller flat band voltage shift $({\Delta}V_{FB})$.

Induction of Sexual Maturation in Female Eels (Anguilla japonica) Using an Osmotic Pump (Osmotic pump를 이용한 암컷 뱀장어(Anguilla japonica)의 성성숙 유도)

  • Kim, Jung-Hyun;Kim, Dae-Geun;Kim, Hyo-Won;Lee, Bae-Ik;Kim, Shin-Kwon;Jun, Je-cheon;Myeong, Jeong-In;Kim, Dae-Jung
    • Journal of Life Science
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    • v.27 no.10
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    • pp.1097-1103
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    • 2017
  • For the artificial induction of the sexual maturation of Anguilla japonica, salmon pituitary extract (SPE) is continuously injected into females, and the eggs obtained from artificial sexual maturation are artificially fertilized with sperms and hatched. However, repeated injection of SPE in the abdominal cavity causes tremendous stress in females, which may prevent their complete sexual maturation and reduce the immune system function, ultimately resulting in death. In addition, the poor quality of the ovulated eggs can reduce the hatching and survival rate of larvae. In the present study, sexual maturation of females was induced by inserting an osmotic (OS) pump containing hormone analogs known to effectively induce sexual maturation into the abdominal cavity of female eels, and the effect of the OS pump on the induced sexual maturation was investigated. Our study results showed that the gonadosomatic index (GSI) was significantly higher in the fish subjected to SPE injection than those subjected to human chorionic gonadotropin (hCG), gonadotropin-releasing hormone analog (GnRHa), and methyl testosterone (MT) injections, either separately or in combination. In addition, a histological analysis showed that the oocytes in the SPE OS pump groups were more mature (entered the nuclear shift stage) than those in the other groups. These results suggest that an osmotic pump containing hormone analogs can be used to induce sexual maturation in female A. japonica artificially.

Housing Policy for the Elderly and the Meaning of "Aging in Place" in Japan (일본의 고령자 거주문제와 주거정책: Aging in Place를 중심으로)

  • Cho, Ara
    • Journal of the Korean Geographical Society
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    • v.48 no.5
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    • pp.709-727
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    • 2013
  • Recently, "aging in place" has become the principle philosophy of elderly housing policy in many countries. However, since there is ambiguity surrounding the universal definition of it, the meaning of AIP has been defined by political expediency. This study aims to discuss the meaning of AIP by examining the transition of elderly housing issues and policy in Japan. During the last two decades, the Japanese government has tried to launch a new elderly welfare system to shift the responsibility of elderly care from the family to the society and from the society to the region. And the focus of elderly housing policy has shifted from the promotion of three-generation dwellings to supporting the development of private residences. However, since the main goal has been limiting the welfare budgets rather than enhancing the quality of life, elderly housing issues have been reduced to a matter of choosing either elderly care facilities frequently located in suburbs or not. This paper suggest that we should pursue the true AIP idea in housing policy, and argues that to do so we need to consider AIP from diverse aspects such as temporal continuity, the range of space, the dynamics of place experience and the capability of communities.

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Factors Influencing Chinese Customers' Selection of Health Care Service Countries: Focusing on Word-of-Mouth Moderating Effects (중국고객 해외의료관광국가 선택의도에 영향을 미치는 요인에 관한 연구: 구전 조절효과를 중심으로)

  • Zhang, Jun;Lee, Hoon-Young
    • Journal of Distribution Science
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    • v.13 no.12
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    • pp.41-52
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    • 2015
  • Purpose - Given globalization, the new niche market of medical tourism is likely to experience sustainable growth for various reasons, such as aging populations and a shift in the medical consumerism paradigm toward prevention. Importantly, understanding medical customers' behavior is necessary to benefit from a competitive advantage in this industry. The existing research primarily accessed the key factors of medical quality and costs to explain health customers' behavior but is limited in terms of enabling an understanding of the decision process. This limitation exists because, given the intangibility and greater associated risks in the highly professional industry of international medical tourism, most customers lack the knowledge and experience needed to evaluate the central factors-such as the medical competence of health care countries-before purchases. Therefore, they actively search for useful information through various distributions to reduce uncertainty and to make better choices. Interestingly, most of these information channels are associated with word-of-mouth (WOM). However, no evidence is found in the literature to estimate the effect of WOM in the medical tourism field. Thus, this study focuses on WOM to explore its interaction with key medical characteristic factors and the attractiveness of destinations referred to by sources. This study also affects customers' evaluations and, in turn, influences their intention to seek health care services abroad. Research design, data, and methodology - The literature review addressed an interesting research model for estimating the relations among WOM, medical characteristics, attractiveness, and customers' choice intention regarding international health care. In the key economic regions in China, such as Beijing, Shanghai, Jiangsu, Shandong, and Guangdong, 2,500 survey questionnaires were distributed to potential customers of different ages, education, and income levels. A resulting 1,717 (68.68 percent of the original 2,500) usable surveys were obtained for analysis. Moderated regression analysis was used to determine the effects of WOM in the decision process regarding international health care destinations. Results - The results indicate that WOM is a good moderator of the relationships between the factors evaluated by sources and customers. More importantly, the WOM effects reflect the factors of tie strength, credibility, and vividness. The results also reveal that, given the moderating role of WOM, the intention of potential Chinese customers to seek the referred health care country varies according to the medical characteristics of medical competency and reputation as evaluated by customers. In contrast, the travel attractiveness of the attractions, facilities, accessibility, and social environment are critical determinants of destination choice intention. Conclusions - The moderating role of WOM has been confirmed through the international healthcare destination selection process. Medical tourism managers should user WOM as an effective marketing tool for industry development. Specially, marketers should consider the effects of WOM determinants, such as tie strength, credibility, and vividness, to develop an effective strategy. Furthermore, this study estimates the factors that affect customers' selection of medical tourism destinations. Health care managers or policy makers should consider a broad variety of variables that may attract more Chinese customers to international health care.

The Study on Instructional Strategies for Using Information and Communications Technologies in The Knowledge-based Society (지식정보화사회에 었어서 ICT 활용을 위한 교수전략에 대한 고찰)

  • Lee, Gyeoung-Hee
    • The Journal of Korean Association of Computer Education
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    • v.5 no.1
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    • pp.1-16
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    • 2002
  • The development of information and communications technologies(ICT) is changing school education, which is a center of teaching/lession process. Information and communications technologies can not guarantee quality education appropriate for knowledge & information society. Interactions between ICT and educational environment, change in the role of teachers, and shift in teaching strategies for educational contents and learning method would be required. This paper has studied the relationship between school education and ICT, change in the role of teachers, and a direction in teaching strategies to take advantage of ICT in school education. For this purpose, it has endeavored to offer an ideal ICT environment by researching both some cases in the foreign countries and the seventh educational process in Korea. In conclusion, this study recommends the followings; First, interactive environment between school and ICT is necessary to make education appropriate to knowledge-information society; Secondly, in the structutive teaching/learing process based upon ICT classroom, teachers should not be the old role player, such as knowledge transfer and learning manager any longer; instead, they should stimulate more social and conversational thinking, and integrate ICT into teaching process; Thirdly, teaching strategies need to change for the purpose of promoting evaluative thinking productive thinking creative thinking.

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Exploring the Improvement Plan for Science-Gifted Education through Analysis of the Performance Result of Master plan for Identifying and Nurturing of Science-Gifted Student (과학영재 발굴·육성 종합계획 성과분석을 통한 과학영재교육 발전방안 탐색)

  • Lee, Bongwoo;Son, Jeongwoo
    • Journal of The Korean Association For Science Education
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    • v.37 no.5
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    • pp.775-785
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    • 2017
  • The purpose of this study is to analyze the outcome of 'The second plan for identifying and nurturing of science-gifted student' and investigate the implications for the third plan. 'The second plan for identifying and nurturing of science-gifted student' was made for the promotion of science-gifted education from 2013 to 2017. This plan is composed of three strategies with 25 sub-projects: a systematic identification of science-gifted students with potential, an activation of creative and integrated science-gifted education and an establishment of optimized science education supporting system. We supposed six implications through the investigation of the performance analysis of each sub-project. First, the third plan should be composed of projects to be able to be supported directly. Second, the paradigm shift is needed from quantitative expansion to qualitative expansion. Third, third plan should include a special support for profoundly gifted students. Fourth, a specialization plan for science-gifted institute is required. Fifth, it is necessary to establish a camp or residential type gifted institute. Sixth, it is needed to have a quality management of science-gifted programs and MOOC (massive open online course) on science-gifted programs are needed.

Convergence Effects of Treadmill Training on Plantar Pressure, Lower Limb Muscle Function, and Balance in Chronic Stroke : A Meta-Analysis (만성 뇌졸중 환자의 트레드밀 훈련이 족저압, 하지 근 기능, 균형에 미치는 융복합적 효과 : 메타분석)

  • Choi, Ki-Bok;Cho, Sung-Hyoun
    • Journal of the Korea Convergence Society
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    • v.11 no.5
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    • pp.87-96
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    • 2020
  • The purpose of this study is to evaluate the convergence effectiveness of treadmill training in patients with chronic stroke through a meta-analysis. After searching the literature based on the patients, intervention, comparison, outcome criteria, and study desigan, a total of 22 studies related to "stroke" and "treadmill" were eligible for inclusion. Effect size was calculated using the comprehensive meta-analysis program for the meta-analysis. Based on the forest plot results, the overall effect size of treadmill training was 0.661 (95% confidence interval: 0.456-0.865), which was statistically significant with a medium effect size (p < 0.05). The effects of treadmill training on patients with stroke were separated by dependent variables of interest-plantar pressure (1.147), lower limb muscle function (0.875), and balance (0.664). The effect sizes were evaluated for the subdomains of timed up and go test (0.553), Berg Balance Scale (0.760), and static balance index (0.654) for balance. Therefore, treadmill training can be expected to have a positive impact on improving the quality of life of patients with chronic stroke. This meta-analysis of treadmill training may the lead to an industry paradigm shift toward healthcare convergence of information, communication, and medical technology.

A Study on Operational Systems & Planning Contents of Parks & Green Space Plan - Focused on London, New York, Berlin, Sydney, Seoul - (공원녹지기본계획의 운영체계 및 계획내용에 관한 연구 - 런던, 뉴욕, 베를린, 시드니, 서울 사례를 중심으로 -)

  • Chae, Jin-Hae;Zoh, Kyung-Jin;Kim, Seung-Ju;Hoh, Yun Kyeong;Hwang, Ju-Young
    • Journal of the Korean Institute of Landscape Architecture
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    • v.42 no.2
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    • pp.91-102
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    • 2014
  • Recent trends in urban policies show the increasing importance of urban parks. Moreover the park policy and planning are increasingly important for the good urban park system. Comparative studies in the operational system and planning contents of the parks and green space plans of the major cities would be timely and meaningful. This study aims to provide a comparative study in operational system and planning contents of the Parks and Green Space Master Plan at urban scale. Sites include London, New York, Berlin, Sydney and Seoul. Analyses are focused on the master plans and strategy reports of each city. Frameworks for analysis are divided into operational system and planning contents. The results are as follows. First, the Parks and Green Space Plans as an open space planning linked to related resources would contribute to both integrated resources management and practice of the fairness. Second, evolution from quantity to quality of the parks and green space plan enhances revitalization and regeneration. Third, shift from the 'supply oriented plan' to 'need based plan' model provides flexible planning model to meet the demographic change, trend change, preference and use. Fourth, planning agents, enlarged opportunities for participation within each phase, diversified of the participants lead the changes from the passive participation to active one. In order to improve the practicability of the parks and green space master plan, a flexible planning strategy including social awareness changes and park governance is required.