• Title/Summary/Keyword: Aspect of transition

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The Neurophysiology of Poetic Feelings' Partial Pressure and Diffusion -Focusing on Cho Ji-Hoon's Poem Dense Forest (시적 감정의 분압과 확산의 신경생리학 -조지훈의 시 「밀림(密林)」을 중심으로)

  • Park, In-Kwa
    • Journal of the Korea Convergence Society
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    • v.9 no.6
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    • pp.147-154
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    • 2018
  • The purpose of this study is to clarify the structure of healing coded through transcriptional activity in the poem of Cho Ji-Hoon in the aspect of literary therapy. In particular, the search for how the codes of emotion are activated through neurophysiologic synapse. The variation of emotional codes developed in Cho Ji-Hoon's poem is in line with the encoding of literary therapy. Emotions emanating from poetic statements stimulate the transition of new emotions and activate emotions of healing. Cho Ji-Hoon's poem fuses emotions through the floods of various poetic transitions. It is then forming an overall healing forest. The healing content is discussed by the structure of transition, and all the structures are linked to the contents of healing. It is a greater part of sad lyricism by the action of descent and ascension, and green aesthetics of the leaves. In the future, if Cho Ji-Hoon's research on poetry is activated, we will be able to meet genuine stories about his natural and literary healing life.

Investigation of flow regime in debris bed formation behavior with nonspherical particles

  • Cheng, Songbai;Gong, Pengfeng;Wang, Shixian;Cui, Jinjiang;Qian, Yujia;Zhang, Ting;Jiang, Guangyu
    • Nuclear Engineering and Technology
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    • v.50 no.1
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    • pp.43-53
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    • 2018
  • It is important to clarify the characteristics of flow regimes underlying the debris bed formation behavior that might be encountered in core disruptive accidents of sodium-cooled fast reactors. Although in our previous publications, by applying dimensional analysis technique, an empirical model, with its reasonability confirmed over a variety of parametric conditions, has been successfully developed to predict the regime transition and final bed geometry formed, so far this model is restricted to predictions of debris mixtures composed of spherical particles. Focusing on this aspect, in this study a new series of experiments using nonspherical particles have been conducted. Based on the knowledge and data obtained, an extension scheme is suggested with the purpose of extending the base model to cover the particle-shape influence. Through detailed analyses and given our current range of experimental conditions, it is found that, by coupling the base model with this scheme, respectable agreement between experiments and model predictions for the regime transition can be achieved for both spherical and nonspherical particles. Knowledge and evidence from our work might be utilized for the future improvement of design of an in-vessel core catcher as well as the development and verification of sodium-cooled fast reactor severe accident analysis codes in China.

A Review on the Decision-making Process for Extratropical Transition of Typhoon from an Operational Forecast Point of View (현업예보 관점에서 태풍의 온대저기압화 판단 과정에 대한 고찰)

  • Cha, Eun-Jeong;Shim, Jae-Kwan;Kwon, H.Joe
    • Journal of the Korean earth science society
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    • v.29 no.7
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    • pp.567-578
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    • 2008
  • The extratropically transitioning cyclones have been shown to have a large effect on weather system in the midlatitues and cause sometimes the severe weather phenomena. However, both operational forecasting and research aspect of ET remain a significant challenge. Because it is difficult to distinguish ET stage due to obscure configuration of the cyclone itself. Furthermore, any definition of ET should not only be precise enough to satisfy the needs of the operational and research communities. Therefore, the "operational deterministic process for ET" was proposed and has been used to diagnose both structure and subsequent process of ET in 2007. In this study, it has been examined the maximum wind and SST in the 1st step, satellite image in the 2nd step, sounding in the 3rd step, surface weather chart analysis in the final step. This operational manual has allowed better monitoring and understanding of the changes in the structure as ET occurs.

Interpretion of Transition between Explosive and Effusive Eruptions from Microlite Textural Analyses in the Albong Lava Dome, Ulleung Island, Korea (울릉도 알봉 용암돔의 미정 조직분석으로부터 폭발성 및 분류성 분출 간의 전환 해석)

  • Hwang, Sang Koo;Kim, Ki Beom;Son, Young Woo;Hyeon, Hye Weon
    • Economic and Environmental Geology
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    • v.53 no.5
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    • pp.553-564
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    • 2020
  • Transition between explosive and effusive eruption in Ulleung Island is observed in the Nari Scoria Deposits and Albong Trachyandesite (lava dome) origined by dome-building eruption and may be related to factors such as magma influx, ascent rate and degassing. However, the interpretation of them has not been resolved yet because the interaction between these factors is not complex but also the resulting behaviour during eruption is unpredictable. This paper focuses on the explosive and effusive activity perceived during building the Albong lava dome in Nari caldera. Samples were collected along with time from the scoria deposits and lava dome, linked to eruption stage and style of activity. Textures of groundmass feldspar microlites from these samples are quantitatively analyzed, including measurements of areal number density, mean microlite size, crystal aspect ratio, groundmass crystallinity and crystal size. The microlite textures show that shallow pre- and syn-eruptive magmatic processes acted to govern the changing behaviour during the eruption. Transition between explosive and effusive eruption was driven by the dynamics of magma ascent in the conduit, with degassing and crystallisation acting via feedback mechanisms, resulting in a cycle of effusive and explosive eruption.

Designing a Sustainable Energyscape - Based on the 'Sun-Garden' Project in Solaseado Solar Power Plant, Haenam - (지속 가능한 에너지스케이프의 설계 - 해남 솔라시도 태양광 발전단지 내 '태양의 정원' 설계안을 중심으로 -)

  • Kim, Bo kyung;Lee, Byung Chul
    • Journal of the Korean Institute of Landscape Architecture
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    • v.52 no.3
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    • pp.103-113
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    • 2024
  • This study is based on the design project of 'Sun-Garden' within the Solaseado Solar Power Plant located in Solaseado, which is a New City being developed in Haenam, Jeollanam-do. The purpose of this study is to create an integrated and sustainable energyscape that harmonizes energy infrastructure with the natural environment, while supporting the city's carbon neutrality agenda. To achieve this, design principles were established by considering three key aspects. The first aspect is economic, which seeks to create multifunctional spaces that integrate nature and technology, pursuing long-term sustainability while generating additional economic value. The second aspect is natural, emphasizing the creation of planting environments that conserve and enhance ecosystems, introduce region-specific species, and maintain ecosystem services and sustainable resource use. The third aspect is landscape, offering sensory and educational experiences to visitors and functioning as a landmark that symbolizes the carbon-neutral garden city of Solaseado through the aesthetic harmony of nature and technology. Through the creation of the 'Sun-Garden,' the Solaseado Solar Power Plant exemplifies a sustainable energyscape development model that merges economic, environmental, and landscape aspects beyond the conventional energy production facility. This project is expected to provide guidelines and implications for future energy infrastructure design, contributing to global energy transition efforts.

Synthesis of CdS Nanocrystals with Different Shapes via a Colloidal Method

  • Bai, Jie;Liu, Changsong;Niu, Jinzhong;Wang, Hongzhe;Xu, Shasha;Shen, Huaibin;Li, Lin Song
    • Bulletin of the Korean Chemical Society
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    • v.35 no.2
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    • pp.397-400
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    • 2014
  • Size- and shape-controlled monodisperse wurtzite structured CdS nanorods have been successfully synthesized using a facile solution-based colloidal method. Depending on the control of injection/growth temperatures and the variation of Cd-to-S molar ratios, the morphology of the CdS nanocrystals (NCs) can be adjusted into bullet-like, rod-like, and dot-like shapes. X-ray diffraction (XRD), transition electron microscopy (TEM), and absorption spectroscopy were used to characterize the structure, morphology, and optical properties of as-synthesized CdS NCs. It was found that uniform CdS nanorods could be successfully synthesized when the injection and growth temperatures were very high (> $360^{\circ}C$). The aspect ratios of different shaped (bullet-like or rod-like) CdS NCs could be controlled by simply adjusting the molar ratios between Cd and S.

Impact and Wear Behavior of Side Plate of FRP Ship (FRP선박 외판재의 충격 및 마모 거동)

  • Kim, H.J.;Kim, J.D.;Koh, S.W.;Kim, Y.S.
    • Journal of Power System Engineering
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    • v.13 no.6
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    • pp.123-128
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    • 2009
  • The effects of temperature and initial crack length on the impact fracture behavior for the side plate material of FRP ship were investigated. And the effects of the counterpart roughness and sliding distance on the volumetric wear of same material were investigated as well. Impact fracture toughness of GF/PE composites displayed maximum value when the temperature of specimen is room temperature and $50^{\circ}C$, and with decreasing the temperature of specimen, impact fracture toughness decreased. Impact fracture energy of GF/EP composites decreased with increasing the initial crack length of specimen, and this value decreased rapidly when the temperature of specimen is lowest, $-25^{\circ}C$. It is believed that sensitivity of notch on impact fracture energy were increased with decreasing the temperature of specimen. With increasing the sliding distance, the transition sliding distance, which displayed different aspect on the friction coefficient and the volumetric wear loss, were found out. Counterpart roughness had a big influence on the wear rate at running in period, however the effect of counterpart roughness became smaller with sliding speed increase in. Volumetric wear loss were increased with increasing the applied load and the counterpart roughness.

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A Theoretical Study of the Marital Relationship Based on the Concepts of Family Therapeutic Psychology (부부관계의 가족심리학적 이해)

  • 정애랑
    • Journal of Families and Better Life
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    • v.5 no.2
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    • pp.1-10
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    • 1987
  • The society, nowadays, is in a state of transition, and the family, which must always accomodate to society, is change with it. And because of transitional difficulties , the family's major psycosocial task has become more important than ever. That is , the family sill change. but it will aso reamin because it is the best human unit for rapidly changing societies. Under the circumstances, a healthy marital interaction is still the key to optimal family process, and the marital relationship is also the basis of the parental one. This paper aims to study an conceptual schema of family functioning chiefly concerned with marital relationship base d ton the family therapeutic psychology the systematic approaches of which have been recently developed. Subsequent to the importance of spouse functions and the characteristic of a functioning family the marital tension as a cause of marital problems and the theoretical approaches that will allow to deal with these problem , are also explained in this paper. On the otherhand, the sexual dysfunction, one aspect of a wider set of marital problems, and problems of dysfunctional children are not discussed in detail , because these problems shall become specialized fields. By this paper , it is expected to find a clue to the emotional and psycosocial aspects of marital problems, which will help us have a broader viewpoint in the study of family relationship.

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Elasto-plastic behaviour of perforated steel plates subjected to compression and bending

  • Maiorana, Emanuele;Pellegrino, Carlo;Modena, Claudio
    • Steel and Composite Structures
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    • v.11 no.2
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    • pp.131-147
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    • 2011
  • The aim of this work is to provide some insights into the elasto-plastic behaviour of plate girder web square and rectangular panels with centred and eccentric holes under both compression and in-plane bending moment. The numerical study was validated comparing the numerical results obtained for one simple steel plate configuration with the corresponding experimental results, obtained at the University of Padova, observing the influence of the initial out-of-plane imperfections on the force vs. displacement relationship and ultimate strength. Once validated the numerical approach, the effect of bending moment on the stability of the plate is studied and some differences with respect to the uniform compression load case are shown. The influence of dimension and position of the hole, the plate aspect ratio and the steel grade on elasto-plastic behaviour is observed. Some indications regarding the critical slenderness (at which transition from elastic to plastic collapse occurs) are given for square and rectangular plates with symmetric and eccentric holes having small, medium and large diameter.

Imported Expertise in World-class Knowledge Infrastructures: The Problematic Development of Knowledge Cities in the Gulf Region

  • Kosior, Adriana;Barth, Julia;Gremm, Julia;Mainka, Agnes;Stock, Wolfgang G.
    • Journal of Information Science Theory and Practice
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    • v.3 no.3
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    • pp.17-44
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    • 2015
  • Due to the oil business, settlements in the Gulf Region developed into prosperous cities. But in the near future, oil is off. The plans of the Gulf Cooperation Council (GCC) states bank on diversified and knowledge-intensive economies. Are those development plans realistic? What is the state of the art of knowledge institutions in the GCC countries? Applying the theoretical frameworks of Knowledge City and Science Indicators research, we empirically and theoretically studied the emerging Gulf cities Kuwait City (Kuwait), Manama (Bahrain), Doha (Qatar), Abu Dhabi, Dubai, Sharjah (all UAE), and Muscat (Oman). Our methodological framework includes grounded theory, ethnographic field study, ServQual-like quantitative questionnaires and semi-standardized qualitative interviews conducted on-site with informed people, informetrics, and, finally, the use of official statistics. In particular, we describe and analyze the cities' knowledge infrastructures, their academics, and expenditure on R&D as input indicators; and publications as well as graduates as output indicators. A further crucial aspect of a knowledge society is the transition of graduates into knowledge-intensive public services and private companies.