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      • KCI등재후보

        김수영과 박봉우 시의 현실인식 변화 연구

        김사홍(Kim, Sa-hong) 한국비평문학회 2014 批評文學 Vol.- No.54

        본고는 4·19혁명을 전후한 김수영과 박봉우의 작품들을 대상으로 현실인식의 변화양상을 살펴보고자한다. 우선 4·19혁명 이전, 즉 1950년대에는 두 시인 모두 객관 현실이 인간의 개별적 삶에 관계하는 양상을 형상화하기 보다는 자신의 신념이나 내적 가치 규준을 형상화 할 수 있는 대상을 찾고 그것에 자신의 내면을 투사하는 과정을 거쳐 작품을 만들어 낸다는 공통점이 있다. 차이점이라면 작품에서 드러나는 박봉우의 현실인식과 신념이 50년대 전후(戰後) 시기의 한국사회에서는 선구적인 것으로 인정받을 수 있었지만 김수영의 경우에는 구체적이지 못하고 관념적 양상을 보였다는 것이다. 그러나 현실과 대면하는 두 시인의 모습은 4·19혁명 이후 극적으로 변화한다. 박봉우는 4·19혁명의 실패 이후 비통과 비관의 정조를 지속적으로 표출해 내지만 그 어디에서도 객관현실의 구체적 형상화는 이루어지지 않는다. 즉, 그의 작품은 객관적 현실인식의 한계에 부딪쳐 관념적 양상을 나타내게 된다. 반면 김수영은 객관현실과 대면하는 자신의 내면에서 생성되는 긴장, 통찰의 순간들을 일상 속에서 형상화함으로써 현실인식에 있어서의 리얼리즘적 면모를 보여주며, 이 시기 한국 시문학사에 다시없을 미적 성취를 거두게 된다. The purpose of this study is to recognize to change of perception of reality around 4·19 revolution. Before 4·19 revolution, Two poets kept human personal life away from objective reality and searched a suitable object showing inner value and faith. It is their commonness. The difference is that Park"s perception of reality and faith was recognized as forerun thing in Korea 1950’. But in Kim’s case, It was abstract and spiritual. After failure of 4·19 revolution, Park expressed continuously a pessimism and grief but could not make a concrete shape. Park’s poetry showed an ideal aspect because of limit of perception of reality. On the other side, Kim shaped the moment of tension and insight from himself interviewing objective reality. Kim shows the realistic aspect in perception of reality. Kim had made the unique and the only asthetic achievement on history of Korean poetry.

      • KCI등재

        Hong JeongHa's Tianyuanshu and Zhengcheng Kaifangfa

        홍성사,홍영희,김영욱,Hong, Sung Sa,Hong, Young Hee,Kim, Young Wook The Korean Society for History of Mathematics 2014 Journal for history of mathematics Vol.27 No.3

        Tianyuanshu and Zengcheng Kaifangfa introduced in the Song-Yuan dynasties and their contribution to the theory of equations are one of the most important achievements in the history of Chinese mathematics. Furthermore, they became the most fundamental subject in the history of East Asian mathematics as well. The operations, or the mathematical structure of polynomials have been overlooked by traditional mathematics books. Investigation of GuIlJib (九一集) of Joseon mathematician Hong JeongHa reveals that Hong's approach to polynomials is highly structural. For the expansion of $\prod_{k=11}^{n}(x+a_k)$, Hong invented a new method which we name Hong JeongHa's synthetic expansion. Using this, he reveals that the processes in Zhengcheng Kaifangfa is not synthetic division but synthetic expansion.

      • KCI등재

        The Effect of Sa-am acupuncture on Knee Osteoarthritis

        ( Moo Hong Min ),( Yeong Gon Choi ),( Yun Ju Kim ),( Hi Joon Park ),( Sam Chool Lee ),( Ho No Joo ),( Seung Moo Han ),( Sa Bi Na Lim ) 대한경락경혈학회 2009 Korean Journal of Acupuncture Vol.26 No.4

        Objective: Acupuncture has been widely used throughout the world for the treatment of knee osteoarthritis (knee OA). This study investigated whether acupuncture, particularly Sa-am acupuncture, could be effective in relieving pain and improving the symptoms of knee OA. Method: This study was conducted as a prospective, randomized, controlled, and patient- and investigator- blinded clinical trial. Forty volunteers with knee OA participated in the study. All participants were screened through an inclusion and exclusion criteria. Thirty four participants completed the clinical trial. In total, forty subjects were randomly selected to receive Sa-am acupuncture. Eight sessions of acupuncture were given at the contralateral side of the problematic knee for 4 weeks. Korean translation of Western Ontario and McMaster Universities Osteoarthritis Index (KWOMAC) scores were measured twice: at the beginning and end of the clinical trial period. Both the Patient Global Assessment and physical health scores based on the 36-Item Short-Form Health Survey were also used to measure the results. Results: Compared to the pre-trial scores, the Sa-am acupuncture group (n=34) showed a significant decrease in KWOMAC total scores according to a paired t -test. The Sa-am acupuncture group also showed significant improvement in the Patient Global Assessment when compared to the pre-trial. Conclusions: Sa-am acupuncture for knee OA resulted in an improved KWOMAC total score. This was mostly driven by the function component score that was greatly affected by acupuncture. However, further studies with expanded designs are needed to solidify this finding with scientific rigor.

      • KCI등재

        The Effect of Sa-am acupuncture on Knee Osteoarthritis

        Min, Moo-Hong,Choi, Yeong-Gon,Kim, Yun-Ju,Park, Hi-Joon,Lee, Sam-Chool,Joo, Ho-No,Han, Seung-Moo,Lim, Sa-Bi-Na Society for Meridian and Acupoint 2009 Korean Journal of Acupuncture Vol.22 No.1

        Objective : Acupuncture has been widely used throughout the world for the treatment of knee osteoarthritis (knee OA). This study investigated whether acupuncture, particularly Sa-am acupuncture, could be effective in relieving pain and improving the symptoms of knee OA. Method : This study was conducted as a prospective, randomized, controlled, and patient- and investigator-blinded clinical trial. Forty volunteers with knee OA participated in the study. All participants were screened through an inclusion and exclusion criteria. Thirty four participants completed the clinical trial. In total, forty subjects were randomly selected to receive Sa-am acupuncture. Eight sessions of acupuncture were given at the contralateral side of the problematic knee for 4 weeks. Korean translation of Western Ontario and McMaster Universities Osteoarthritis Index (KWOMAC) scores were measured twice: at the beginning and end of the clinical trial period. Both the Patient Global Assessment and physical health scores based on the 36-Item Short-Form Health Survey were also used to measure the results. Results : Compared to the pre-trial scores, the Sa-am acupuncture group (n=34) showed a significant decrease in KWOMAC total scores according to a paired t-test. The Sa-am acupuncture group also showed significant improvement in the Patient Global Assessment when compared to the pre-trial. Conclusions : Sa-am acupuncture for knee OA resulted in an improved KWOMAC total score. This was mostly driven by the function component score that was greatly affected by acupuncture. However, further studies with expanded designs are needed to solidify this finding with scientific rigor.

      • 다공질 실리콘의 미세구조에 관한 연구

        金英猷,洪思容,崔哲鍾 公州大學校 基礎科學硏究所 1994 自然科學硏究 Vol.3 No.-

        단결정 실리론(p형)을 불화수소 속에서 양극 산화반응으로 다공질 실리콘을 제작하고 SEM과 AFM을 이용하여 그 미세구조를 조사하였다. 그리고 액체접촉에 의한 전기루미네선스(EL) 결과와 비교하여 논의 하였다. 이 결과 다공질 실리콘의 표면에는 0.1㎛정도의 미세입자가 형성되었으며, 이때 입자의 외형은 제작시간의 증가에 따라 다공도가 증가하여 입자로서의 형태가 뚜렷해졌으며 그 크기는 약간 작아졌다. 이 입자를 AFM으로 관찰한 결과 10nm정도의 미세한 실리콘 기둥과 이들 사이의 구멍으로 형성된 미세한 세선(細線)으로 형성되어 있었다. 한편 발광에 기여하는 구조는 미세입자라기 보다는 미세입자에 형성된 미세세선인 것으로 보여진다. 그리고 다공질 실리콘에서의 전기루미네선스의 최대 스펙트럼은 다공도에 영향을 받아 미세구조와 상당한 관계가 있는 것으로 나타났다. The porous silicon layers(PLS) were formed by electrochemical anodization of p-type Si wafers in 10%HF-ethanol solution. The micrometer to nanometer scale finestructures of porous silicon are investigated by using high resolution scanning electron microscope and atomic force microscope. The electroluminescence(EL) from PLS was investigated silicon/electrolyte interface in Na2SO4 aqueous solution. SEM and AFM observations revealed that the micrometer-scale structures of porous silicon are greatly depended on anodization time at costant current density. In contrast to these structures, nanometer-scale structures of porous silicon consisted of single crystalline silicon column and holes which have sizes of about tens nm. The EL spectrum changed by the porosity of finestructures.

      • 간경변증 환자에서 도플러 초음파를 이용한 신저항 계수(RI)의 임상적 의의

        홍영선,박사영,심기남,김도영,문일환,유정현 梨花女子大學校 醫科大學 醫科學硏究所 1996 EMJ (Ewha medical journal) Vol.19 No.1

        Cirrhotic patients may exhibit circulatory derangement and renal dysfunction during the clinical course. Renal dysfunction on cirrhosis can occur without specific causative factors. This functional renal failure in cirrhosis is considered as a consequence of renal vasoconstriction. These alteratons of renal hemodynamics are already present in the early phase of the disease, even in the condition that the conventional kidney function tests are normal. A new method for noninvasive evaluation of arterial tone is duplex Doppler sonography. Among the various sonographic indices proposed, the renal resistive index(RI) is the most widely used for the estimation of intrarenal arteriolar vascular resistence. This study was performed to evaluate the role of Doppler sonography in early detection of renal dysfunction and to assess the clinical significance of RI. In 25 cirrhotic patients without overt kidney failure and ten control subjects, the RI of the acurate artery in both kidneys was measured by Doppler sonography. The mean RI of cirrhotic group was significangly higher than that of control subjects(0,68±0.08 vs -0.62 ±0.05,p<0). Accordiing to Child class, the RI showed increasing tendency from A to C, through witout statistical significance. In this study, the RI was significantly inversely correlated with 24hr urinary sodium amount(r=-0.39, p<0,05)and correlated with serum creatinine(r=6.60,p<0.01). This study indicates that the measurement of RI is a sensitive method to assess intarenal hemodynamics and to detect early changes of the renal dysfunction in cirrhotic patients.

      • 3종 페라이트/고무 복합형 전파흡수체에 있어서 재료정수의 주파수 의존성

        김철한,전홍배,유영준,사공건 東亞大學校 1999 東亞論叢 Vol.36 No.-

        In this study, ferrite/rubber composite specimens have prepared by molding and curing the mixture of matrix silicon rubber and three kinds of filler particle Mn-Zn/Ni-Zn/Ni₂Y ferrite which are synthesized by the coprecipitation mehtod. The mixing ratio of three kinds of ferrite filler paticle gave variety to adjust the material constant of composite microwave absorbers. Material constants of composite specimens were calculated from the measured variables(s-parameter) over the frequency range from 1 to 12 GHz by means of Network Analyzer(HP8722D) with a co-axial type air line. The reflection loss was calculated from material constants on the impedance matching map utilizing simplex method. By chaging mixing ratio of three kinds of ferrite filler particle, the frequency range over than 20dB were relatively broaden and maximum reflection loss were remarkably reduced to others specimens excepted specimen D. Finally, it could make microwave absorber to be used for C-band frequency range.

      • FTTH를 위한 협대역 스펙트럼 필터의 설계

        홍성수,조미남,김사웅,박수봉 東新大學校 2003 論文集 Vol.13 No.-

        In this paper, harmonic expansion method(HEM) for analyze optical components which are necessary before the fabrication of optical circuit component and as its applications, using narrow-band spectral filter are studied. Also a narrow-band spectral filter constructed with a W-index optical waveguide is proposed and analyzed. The proposed filter offers a spectral width on the order of one nanometer, considerably narrower than that provided by a filter made of two step-index optical waveguides having the same transmission wavelength. The narrow spectral width is achieved by exploiting a relatively large slope difference between the dispersion characteristics of the W-index and step-index waveguides constituting the filter. The transmission characteristic of the proposed filter with peak transmission at 1550nm is calculated and compared with that of a corresponding filter made of two step-index waveguide filters.

      • 자성분말의 초투자율 측정방법과 그 응용

        사공건,전홍배,허 진,김철한 東亞大學校 2001 東亞論叢 Vol.38 No.-

        In this study, a measuring system of the initial permeability of soft-ferrite powder is developed by using a linear variable differential transformer's coil, and investigated about a demagnetizing factor. Magnetic powder is extensively used for a magnetic fluid and microwave absorber's materials etc.. In these applications, it is significantly important for us to measure an initial permeability of magnetic ceramic powder. Unfortunately, there are not any measuring equipment and method directly up to the present.

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