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      • 新古典學派의 成長 模型과 그 理論的 爭點에 관한 檢討

        朴炯達 順天大學校 1996 論文集 人文社會科學篇 Vol.15 No.-

        The modern growth theories, which are rebuilt on the basis of the text Solow model, are being originated in the study of three issues: That is income difference between countries, the convergence of income and international movements of capital. The convergence of income is a good clue of the steady-state growth. Firstly, the expanded neo-classical growth model, which is based on the steady-state growth, does not properly explain the income difference between countries and international movements of capital. Secondly, the endogenous growth models, which are based on the transitional dynamic growth, may plausibly explain these issues, but have not an emperical basis to prove the propriey of model. Additionally, all these modern theories have a drawback which does not consider demand side and institutions in growth model. If we neglect these factors, we could not reasonably account for the difference of growth rate between countries. These conclusions suggest that we may consider not only supply side but also the demand side and institutions between countries in the growth model.

      • 한국 경제의 성장 요인에 대한 시계열 분석

        박형달 순천대학교 지역개발연구소 1998 地域開發硏究 Vol.9 No.-

        We use the time series analysis for examining determinents of the Korean economic growth. This examine is based on the latest economic growth theory. We have the following conclusions in this paper. First, we proceed the unit-root tests. As a result of the unit-root test, we can confirm that most of variables are Ⅰ(1)s except the government consumptions Ⅰ(0) and total capital input Ⅰ(2). Second, we proceed co-integration tests. These tests say that all models have co-integration relations. Therefore we can test the error-correction model. As a result of the error-correction tests, we conclude that the Korean economic growth is determined by exogenous factors. Especially, we ascertain that only labor input significantly affects the economic growth in the short-run.

      • 내생적 성장 모형에 대한 개관

        박형달 순천대학교 지역개발연구소 1997 地域開發硏究 Vol.8 No.-

        The newest growth models have being developed the explaination about the convergence of the international income levels per person and the capital movement by the difference of the return rates between countries. The neoclassical growth models have not sufficiently explained about these problems. Therefore the endogenous growth models have being on the rise for being explained these two problems sufficiently. The endogenous growth models contributed on considerating importance variables, which is explained the real economic growth, but these models contain many problems as before. As a result, we will point in this article that it is desirable that the linear regression equation is contained the explaination variables which is considerated in the endogenous growth models.

      • 重化學工業機械의 國産化方案에 關한 硏究 : 特히 窯業에 있어서의 燒成爐, 粉碎機, 排風機, 冷却機, 電氣集마器 自動枰量供給器 等의 製作을 目的으로

        趙哲衡,朴碩喆,丁太權,宋鐵,桭達福,金基玉,朴煥奎,趙煥從,朴善鐘,金種一,李茂錫 朝鮮大學校 1977 綜合論文集 Vol.1977 No.-

        This is to investigate the posibility of home manufacturing of heavy chemical industry machines, such as rotary kiln, crusher, blower, cooler, electrostatic precipitator and weighing feeder of cement plant. It is concluded that even though we can not make all of them (some of them are made now and some others are going to be made in the near future, some of them are made whole and some others are made partially), we can build or export the cement plant by importing the important machines which we can not make now and by substituting them with ours gradually.

      • 광양만권 개발의 현안문제와 개선방향 : 광양 컨테이너부두와 광양만권 산업단지를 중심으로 Emphasis on Kwangyang Container Port and Its Surrounging Industrial Zone

        양재선,박형달 순천대학교 지역개발연구소 1997 地域開發硏究 Vol.8 No.-

        This study is intended to analyze the essence of development plan of Kwangyang bay area. The contents of this development plan divided as two parts. They are about container port and industrial zone. Especially the development of industrial zone is related to the Kwangyang container port evolvement. If Kwangyang harber can be a eminent role in East-North Asia, this region will be a high-tech export industry collectives. To accomplish these goals, the government and local bodies should recognize the importance of this region's development and make effort to maximize development effort. Kwangyang bay area prosperity will enable Korea to realize secondary economic miracle.

      • 한의진단명과 진단요건의 표준화 연구 III : 3차년도 연구결과 보고

        최선미,양기상,최승훈,박경모,박종현,심범상,김성우,노석선,이인선,정진홍,이진용,김달래,임형호,김윤범,박성식,송태원,김종우,이승기,최윤정,신순식 한국한의학연구원 1997 한국한의학연구원논문집 Vol.3 No.1

        The diagnostic requirements were suggested and explained regarding the systems of differentiation of symptoms and signs in the third year study of standardization and unification of the terms and conditions used for diagnosis in oriental medicine. The systems were as follows : - analyzing and differentiating of epidemic febrile disease - analyzing and differentiating in accordance with the Sasang constitution medicine based on four-type recognition - differentiation of disease according to pathological changes of Chong and Ren channels - standards for diagnosis of women's disease - standards for diagnosis of children's disease - standards for diagnosis of motor and sensor disturbance (-muscle. born, joint, etc.) - standards for diagnosis of neuropsychiatric disease - standards for diagnosis of five sense organ disease - standards for diagnosis of external disease The indivisual diagnosis pattern was arranged by the diagnostic requirements in the following order : another name, notion of diagnosis pattern, index of differentiation of symptoms and signs, the main point of diagnosis, analysis of diagnosis pattern, discrimination of diagnosis pattern, prognosis, a way of curing a disease, prescription, herbs in common use, disease appearing the diagnosis pattern, documents. The standards for diagnosis of each disease was arranged by the diagnostic requirements in the following order : another name, notion of disease, the main point of diagnosis, analyzing and differentiating of disease, analysis of disease, discrimination of disease, prognosis, a way of curing and prescription of disease, disease in western medicine appearing the disease in oriental medicine, documents.

      • Three-Dimensional ICCD Observation of Dual Sustain Discharge Mode in Three-Electrode Microdischarge Cell

        Hyung Dal Park,Soo-Kwan Jang,Jae Hyun Kim,Heung-Sik Tae IEEE 2011 IEEE transactions on plasma science Vol.39 No.11

        <P>The spatiotemporal variations in a 3-D discharge cell are measured using infrared emission images taken with an intensified charge-coupled device (ICCD) camera. The 3-D ICCD analysis of the discharges from the conventional single surface discharge mode and a new dual surface discharge mode revealed that the discharge from the dual surface discharge mode spread toward the MgO layer in the front panel, thereby avoiding the impingement of energetic ions into the phosphor layer.</P>

      • KCI등재

        Cu-ZSM5 촉매상에서 일산화질소 분해반응에 대한 연구

        Park, Dal-Ryung,Park, Hyung-Sang,Oh, Young-Sam,Cho, Won-Ihl,Paek, Young-Soon,Pang, Hyo-Sun 한국에너지학회 1997 에너지공학 Vol.6 No.1

        유기주형물질을 첨가하지 않고 순수하고 결정성이 좋은 구리이온이 교환된 Cu-ZSM5 제올라이트 촉매를 제조하여 NO 분해반응 실험에 사용하였다. 구리이온교환 정도의 증가에 따라 NO 분해 활성은 점차로 증가하였고 100% 이상으로 구리이온교환 시에도 지속적으로 증가하였다. 산소의 존재하에서 NO의 분해 활성은 $O_2$양이 증가할수록 저하되었고, NO, $O_2$TPD실험 결과 NO의 분해 활성점과 $O_2$의 흡착점은 같은 것으로 판명되었다. 또한 50$0^{\circ}C$에서 전처리 후에도 촉매 표면의 $O_2$는 완전히 탈착되지 않았으며, 50$0^{\circ}C$에서 수소 처리를 하였을 경우 반응 활성이 초기에 상당량 향상되는 현상으로 보아 촉매 표면에 흡착된 산소가 NO의 분해반응 활성을 저하시키는 요인이 된다는 것을 알 수 있었다. Highly crystalline Cu-ZSM5 was prepared without using organic templates. Several ion exchange treatments between Na$\^$+/ and Cu$\^$2+/ brought about excess loading of copper ions on the ZSM5 zeolite and the resultant zeolite was active for the decomposition of NO. This indicates that the copper ions excessively loaded on the ZSM5 zeolite are effective for the NO decomposition. When oxygen was added to a reactants, the conversion of NO decreased. NO, O$_2$TPD experiments explained that the active sites for NO decomposition and the adsorption sites of O$_2$, were the same. O$_2$, at the surface of ZSM5 zeolite was desorbed incompletely after pretreatment at 500$^{\circ}C$, and CU-ZSM5 pretreated with H$_2$at 500$^{\circ}C$ showed promoted activity at the start of reaction. Thus, it seems clear that O$_2$, adsorbed ai the surface of catalyst inhibits the catalytic activity.

      • KCI등재

        The Characterization of Spherical Perticles in Steam Generator Sludge

        Hyung Yeol Pyo,Yang-Soon Park,Sun-Dal Park,Kyoung Kyun Park,Byung-Chul Song,Yong-Joon Park,Kwang Youg Jee 한국방사성폐기물학회 2006 방사성폐기물학회지 Vol.4 No.1

        원자력 발전소의 증기발생기 슬러지 중에서는 이온교환수지가 발견되어서는 안 된다. 원자력 발전소의 증기발생기 슬러지 시료 중에서 발견되어 이온교환수지 입자로 의심되는 구형 입자들의 특성을 측정하였다. 미세조작기술을 이용하여 광학현미경으로 입자 크기 분포를, EPMA로 구형입자의 성분을, 그리고 IR 분광 스펙트럼 비교에 의하여 이온교환수지 여부를 조사하였다. 슬러지의 입자 크기는 1 내지 이었으나 구형 입자는 이었다. 슬러지의 주요 불순원소가 Si, Al, Mn, Cr, Ni, Zn, 그리고 Ti이었으나 구형 입자는 Si, Cu, Zn 이었다. 주성분은 두 경우 모두 철이었다. 구형 입자의 IR 분광스펙트럼은 증기발생기 취출수 정화계통에서 사용하는 이온교환수지의 스펙트럼과 비교했을 때 서로 일치하지 않음을 보여주었다. 이 결과들은 증기발생기 슬러지 시료 중에서 발견된 구형 입자가 이온교환수지는 아니며 일반적인 슬러지가 생성되는 과정에서 작은 슬러지 입자들이 크게 뭉쳐서 생성된 것임을 나타내고 있다. Ion exchange resin particles should not be found in steam generator(S/G) sludge. The suspicious spherical resin particles observed in S/G sludge sample were characterized for particle size distribution under optical microscope using the micro-technique, for element analysis by the electron probe micro analysis (EPMA), and for molecular identification by the IR spectroscopy. The particle sizes are distributed from 1 to for the sludge, while 40 to for the spherical resin particles. The results of the elemental analysis showed different major impurities: Si, Al, Mn, Cr, Ni, Zn and Ti for the sludge particles, while Si, Cu, Zn for the spherical resin particles. However, both particles contain Fe as a matrix of magnetite . IR spectrum of the spherical particles was not quite similar to the IR spectrum of ion exchange resins used in S/G system. These results indicate that the spherical particles are not related to ion exchange resin particles and may be formed by the process of the sludge formation.

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