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      • KCI등재

        毛利博物館 소장 한국 유물을 통해 본 初期 朝鮮王朝의 物質文化交流

        이상(李相男) 한국미술연구소 2012 美術史論壇 Vol.- No.35

        The M?ri Museum of Art in H?fu city, Yamaguchi Prefecture, is well known in Japan for the Collections of the Daimyo Implements. Most of the collections in the M?ri Museum have been handed down from generation to generation as family heirlooms of the M?ri clan. This museum has quite a few so-called Karamono items in the collection, including some Korean objects such as paintings, tea bowls, lacquerwares, seals, and a message from a Joseon King. This article seeks to investigate how the M?ri Museum came to acquire these Korean objects. Investigating existing fragmentary records and provenances on several Korean objects allowed for tracing the possible two routes for how and when the M?ri Museum came to possess the Korean objects. One explanation comes from the record on the Anonymous Flower and Bird Painting , which indicates that M?ri Terumoto (1553-1625) obtained some Korean objects during the Japanese Invasion of Korea in 1592. Another explanation comes from the attached record on the Lacquered case with peony scrolls design in mother-of-pearl inlay. Originally, the group of Korean objects including this box had belonged to the ?uchi clan, but were taken over by M?ri Motonari (1497-1571) after the ?uchi collapsed unexpectedly in 1557. The ?uchi clan and the Joseon court had an intimate relationship during this period because the ?uchi clan claimed that its ancestor descended from the Baekje Dynasty’s royal family. According to the records on the Annals of the Joseon Dynasty the Joseon court also gave the ?uchi clan special treatment and some privileges for official trades. As a result of such a close relationship, trades were frequent between them, and much material culture was exchanged between the Joseon court and the ?uchi clan. However, only a small amount of artifacts from these frequent exchanges has survived to this day. This paper also seeks to find these extant proofs that demonstrate vigorous exchanges between the Joseon court and the ?uchi clan by attempts to track down the provenance of some of these Buddhist sculptures, bells, manuscripts, and paintings.

      • KCI우수등재

        분무 열 분해법을 이용한 Zn<sub>2</sub>SiO<sub>4</sub> : Mn 나노 형광체의 광학적 특성에 관한 연구

        상훈,김명화,이상,부진효,Nam, Sang-Hun,Kim, Myoung-Hwa,Lee, Sang-Duck,Boo, Jin-Hyo 한국진공학회 2010 Applied Science and Convergence Technology Vol.19 No.1

        PDP를 비롯한 형광체를 이용하는 디스플레이 분야에서 현재 마이크로미터($\mu}$-meter) 이상의 크기를 갖는 기존의 벌크(bulk) 형광체를 능가하는 성능과 새로운 물성을 나타내는 나노형광체(nanophosphor) 개발 및 응용에 대한 연구가 절대적으로 필요한 시점이다. 따라서 본 실험에서는 나노 사이즈의 평균 입자 크기를 갖는 구형의 $Zn_2SiO_4:Mn$ 형광체 입자를 초음파 분무열 분해(ultrasonic spray pyrolysis) 방법을 이용하여 합성하였다. 구형의 형광체 입자의 크기는 분무 장치의 droplet separator를 도입하여 조절하였다. 2 mol%의 망간을 도핑하여 합성한 $Zn_2SiO_4:Mn$ 입자는 시간이 지남에 따라 감소되고, 최근에 고상에서 합성하여 상용화된 물질에 비교할 수 있을 만한 빛 방출의 세기를 가졌다. 형광체 입자의 크기는 무기질 염의 농도가 0에서 5 M로 증가함에 따라 $1\;{\mu}m$에서 $0.2\;{\mu}m$로 감소하였다. 0.5 M 이상의 농도의 전구체 용액에서 얻어진 형광체 입자의 빛 방출은 상용화되어 있는 물질과의 비교를 통해 알아보았다. Spherical shape $Zn_2SiO_4:Mn$ phosphor particles with the mean particle size from submicron to micron sizes were prepared by ultrasonic spray pyrolysis method. A droplet separator was introduced to control the size distribution of the phosphor particles with spherical shape. The $Zn_2SiO_4:Mn$ phosphor particles with 2 mol% doping concentration of manganese have decay time and have photoluminescence intensities comparable with those of the latest commercial product prepared by the solid state reaction method. The size of the phosphor particles was decreased from 1 to 0.2 micrometers as the inorganic salt solution concentration was changed from 0 to 5 M. The phosphor particles prepared from the solutions above 0.5 M have photoluminescence intensities comparable with that of the latest commercial product.

      • 서장경(徐長卿)의 독성(毒性)과 부작용에 관한 문헌적 고찰

        이상 ( Sang Nam Lee ),김승모 ( Seong Mo Kim ),서부일 ( Bu Il Seo ) 한약응용학회 2011 한약응용학회지 Vol.11 No.1

        Cynanchi Paniculati Radix is in use in eastern medicine. Eastern medical doctors use Cynanchi Paniculati Radix for eliminating wind and dampness(祛風濕), etc. We investigated toxicity, poisoning symptoms, side effect, poisoning treatment and prevention against poisoning of Cynanchi Paniculati Radix. The results were summarized as follows: 1. The main ingredients of poisoning are paeonol, etc. The ingredients of poisoning from Cynanchi Paniculati Radix mainly cause the numbness of mouth, etc. 2. The representative methods of poisoning treatment are stopping taking medicine and symptomatic treatment, etc. 3. In order to prevent against poisoning and side effect of Cynanchi Paniculati Radix, the patients should keep usage, dosage and notes.

      • 백렴(白斂)의 독성(毒性)과 부량반응(不良反應)에 관한 문헌적 고찰

        이상 ( Sang Nam Lee ),김용현 ( Yong Hyun Kim ),서부일 ( Bu Il Seo ) 한약응용학회 2010 한약응용학회지 Vol.10 No.2

        Ampelopsis Radix is in use in oriental medicine. Oriental medical doctors use Ampelopsis Radix for clearing away heat and eliminating toxin(淸熱解毒), etc. We investigated toxicity, poisoning symptoms or side effects, poisoning treatment and prevention against poisoning of Ampelopsis Radix. The results were summarized as follows: 1. Side effects after taking Ampelopsis Radix mainly are skin rubefaction, itching, dizziness, nausea, and feeling heavy, etc. 2. In order to prevent against poisoning of Ampelopsis Radix, the patients should keep usage, dosage and notes.

      • 10㎾급 접시형 태양열발전시스템 운전특성 분석

        이상(Lee Sang-Nam),김종규(Kim Jong-Kyu),강용혁(Kang Yong-Heack),윤환기(Yoon Hwan-Ki) 한국태양에너지학회 2010 한국태양에너지학회 학술대회논문집 Vol.2010 No.4

        Industry related project for a year to develope commercial model of 10 ㎾ dish-Stirling solar thermal power system by modifying possessed one was taken as the objectives. During this project, commercial solar tracking system, control and monitoring system, high durability reflector, and long term operation were performed. The commercial solar tracking system was tested for 4 months to investigate the degree of precision and adapted from October to the control system for an actual operation. Sun tracking accuracy of 3 mrad using modified control system adapted to the Dish-Stirling system was satisfied during the experimental period. The monitoring system displays temperature of receiver's rear plate, cooling water, oil, and etc., engine pressure, electric generation amounts, and generator RPM and weather data of Direct Normal Irradiation, Horizontal Global Insolation, wind speed & direction, and temperature. During 4 months from September to December, operating results had been stored as a excel file automatically. Experimental results of December 16th was selected and shown as a representative data. When DNI increased higher than 800 W/㎡, the solar-to-electric efficiency reached to about 20%. When DNI became 850 W/㎡, the 7 ㎾ power was generated. The solar to electricity efficiency can be reached to 19% under the DNI of 700 W/㎡ and increased to 20% when the constant DNI is over 900 W/㎡ As a results, the power generation trend as a function of DNI can be expressed a liner curve.

      • 石榴皮(석류과피(石榴果皮))의 독성(毒性)에 관한 문헌적 고찰

        이상 ( Sang Nam Lee ),서부일 ( Bu Il Seo ) 한약응용학회 2013 한약응용학회지 Vol.13 No.2

        Granati Pericarpium is in use in Korean medicine. The Korean medical doctors use Granati Pericarpium for stopping diarrhea(止瀉) and destroying parasites and relieving itching(殺蟲止痒), etc. We investigated toxicity, poisoning symptoms, poisoning treatment and prevention against poisoning of Granati Pericarpium. The results were summarized as follows: 1. The main ingredients of poisoning are alkaloids, etc. The ingredients of poisoning from Granati Pericarpium mainly cause stimulating symptoms on digestive system, cardiovascular system, nervous system and part of eyes, etc. 2. The representative methods of poisoning treatment in western medicine are washing out the stomach, promotion of vomiting, washing out the stomach, supplies of grape sugar and symptomatic treatment, etc. 3. The representative methods of poisoning treatment in Korean medicine take advantage of herbs, such as Glycyrrhizae Radix(甘草), etc. And Korean medical doctors should meet symptoms as patients call for attention. 4. In order to prevent against poisoning of Granati Pericarpium, the patients should keep usage, dosage and notes.

      • KCI등재

        금융제약 기업에 대한 정부 R&D보조금 정책의 투자 보완 효과 분석

        이상(Sangnam Lee),전현배(Hyunbae Chun),오윤정(Yunjung Oh) 한국혁신학회 2018 한국혁신학회지 Vol.13 No.3

        본 연구는 기업의 금융제약 정도에 따라 정부 연구개발 보조금 지원 시 투자 보완 효과에 차이가 있는지를 실증 분석하였다. 이에 따라 투자 보완 효과 및 금융제약을 반영할 수 있는 재원 변수를 오차수정모형에 포함하여 분석모델을 설정하였다. 분석 결과 금융제약이 있는 저연령 비상장 중소기업에서 정부보조금 지원 시 투자 보완효과가 나타났다. 즉, 정부 보조금 지원이 저연령 기업의 금융제약을 완화하고 자기부담 연구개발 투자를 증가시켰다. 정보비대칭성, 결과의 불확실성으로 인해 기업이 직면하는 금융제약은 정부의 연구개발 직접 지원을 이론적으로 정당화한다. 본 연구는 이러한 이론적 논의를 지지하는 실증적인 근거를 제시한다. 정책적으로 정부 보조금 지원 시 금융제약이 완화되는 기업 연령대에 보다 집중한다면 외부 민간 금융의 자금 유입 및 해당 기업의 추가 투자를 유발하여 정부 지원 효과를 더욱 제고시킬 수 있음을 시사한다. This research investigates whether the complementary effect of government subsidies is dependent on the financial constraints of firms. So This research uses the Error Corretion Model(ECM) including variables of financial constraints and government subsidies. It shows that young, unlisted, hightech SMEs have the release of financial constraints and complementary effect when they receive the government subsidies. This result supports the financial constraints theory that justifies government subsidies on R&D firms. In R&D policy this result suggests if government subsidies focuses more on financially constrained young, unlisted, hightech SMEs, it would induce more private investment, firms’ own R&D investment and improve the efficiency of public funds.

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