• Title/Summary/Keyword: Yu Hee Choon

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Study on The Chinese Poems Composed by Mi-Am Yu Hee Choon (미암(眉巖) 유희춘(柳希春)의 한시(漢詩) 연구(硏究))

  • Song, Jae-yong
    • (The)Study of the Eastern Classic
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    • no.57
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    • pp.383-406
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    • 2014
  • Mi-Am Yu Hee Choon (1513~1577) considered poetry as a part of his life. Therefore, this writer specifically focused on Mi-Am Yu Hee Choon's Chinese poems. The following is the conclusion from the materials discussed in this article. Mi-Am tried to understand literature in ethical perspective. The number of Chinese poems composed by Mi-Am is estimated to be about 300, and the number of pieces that this writer could find was 285. Also, Mi-Am took poem composition seriously, and put emphasis on content more than structure. Among Go Shi, Yul Shi, and Jul gu, Jul gu (especially Chil Un) is the largest in quantity, and it is presumed that he preferred Chil(seven) Un over Oh(five) Un. With regards to Go Shi, there are relatively many Jeon-Go. With regards to Jul gu, which was a poetry composing structure that Mi-Am could make the best use of, they were mostly about the daily lives. And with regards to Yul Shi, there were many poems that expressed his feelings about the real world and self-examination. Mi-Am's poems can be categorized into ones that he wrote when he was on exile, and ones that he wrote while serving for the king again after he got released from exile. During the exile period, self-discipline through learning, friendship, and love for the people were the main themes of his poems, and after being released and started serving for the king again, his poems were mostly about loyalty to the king, interaction with acquaintances, emotions, ancestor worship, self-examination, and conjugal affection through literary communion. Among Mi-Am's poems, there are many that have Eum Song Cha Un included in their titles, and the mainstream of his poems were related to daily lives or experiences. Also, most of them naturally and calmly expressed the fact itself without exaggerating. Mi-Am considered poetry as a part of his life and the fact that he practiced literary communion with his wife by writing poems about the ordinary things happened between him and his wife, Song Duk Bong, is worthy of notice.

The Metal Detection using Primary Current in Contact-less Power Supply (무접점 전원공급 시 1차측 전류를 이용한 금속 물질 검출에 관한 연구)

  • Kim, Yu-Seok;Yu, Joo-Hee;Kim, Choon-Sam;Sung, Won-Ki
    • The Transactions of the Korean Institute of Power Electronics
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    • v.17 no.5
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    • pp.445-452
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    • 2012
  • The impurity detection method applied to existing discriminated the normality(R, L, C) and impurity(Metal) load using mutual RFID/ID method in the contactless power supply in which the primary side and the secondary side are completely separation by using the contactless transformer. However, this kind of system is caused the high cost of the system and complexity of control. Therefore, in this paper was proposed the contact-less power transfer using the primary current that determine normality or impurity load by compare the primary current Amplitude to reference quantity value and design the 3[W] contact-less power transfer and conduct an experiment for demonstrate the validity.

Preparation and stability of N-terminal PEGylated Recombinant Human Epidermal Growth Factor

  • Na, Dong-Hee;Youn, Yu-Seok;Park, Chong-Jeon;Lee, Sang-Deuk;Lee, Kang-Choon
    • Proceedings of the PSK Conference
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    • 2002.10a
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    • pp.415.3-416
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    • 2002
  • To improve the stability of recombinant human epidermal growth factor (rhEGF) as therapeutic agent. the N-terminal PEGylated rhEGF (N-PEG-rhEGF) was prepared by site-specific bioconjugation and the stability was investigated in rat skin wound homogenates. Two different N-PEG-rhGEFs (N-PEG5K- and N-PEG20K-rhEGF) were successfully prepared with the yields of above 70%. The PEGylation site was directly confirmed by determining the molecular mass of Lys-C digested samples using MALDI- TOF MS. (omitted)

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Effects of L-Carnitine and Nicotinic Acid on Sperm Characteristics in Miniature Pigs

  • Lee, Yeon-Ju;Lee, Sang-Hee;Kim, Yu-Jin;Hwangbo, Yong;Lee, Seunghyung;Cheong, Hee-Tae;Yang, Boo-Keun;Park, Choon-Keun
    • Reproductive and Developmental Biology
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    • v.40 no.1
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    • pp.1-5
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    • 2016
  • This study investigated the effects of L-carnitine (LC) and nicotinic acid (NA) on sperm viability during liquid storage at $18^{\circ}C$ in miniature pigs. $10{\mu}M$ LC and 30 mM NA, combined LC and NA (LN) were treated in fresh semen for 3, 7, and 10 days. In results, sperm survival increased in NA- and LN-treated semen on 7 and 10 days (p<0.05), mitochondrial integrity of live sperm increased in LN-treated semen on 7 days (p<0.05), but not NA-treated semen. In addition, we examined the acrosome reaction of sperm in miniature pigs. LC and NA did not influence on acrosome reaction of boar sperm. In conclusion, LC and NA effectively maintained the viability and quality of sperm during long-term storage in miniature pigs, suggesting that the combined LN may be useful for improving the semen extender for long-term liquid storage in pigs.

The Analysis of a Coaxial-to-Waveguide Transition Using FDTD with Cylindrical to Rectangular Cell Interpolation Scheme

  • Yu, Kyung-Wan;Kang, Sung-Choon;Kang, Hee-Jin;Choi, Jae-Hoon;Kim, Jin-Dae
    • ETRI Journal
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    • v.21 no.2
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    • pp.1-8
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    • 1999
  • We analyze the characteristics of a coaxial-to-waveguide transition based on the finite difference time domain (FDTD) method with the cylindrical to rectangular cell interpolation scheme. The scheme presented in this paper is well suited for the analysis of a microwave device with a probe near waveguide discontinuity because perfect TEM mode can be generated inside the coaxial cable by using the cylindrical cell. The scattering parameters of a designed Ka-band transition are evaluated and compared with those of commercially available software, High Frequency Structure analysis Simulator (HFSS) and measured data. There exists good agreement between the measured and calculated data. In order to prove an accuracy of the interpolation scheme, a coaxial to waveguide transition with a disk-loaded probe is analyzed by the present approach and the results of this analysis are compared with measured data. Comparison shows that our results match very closely to those of measurement and other approaches. The method presented in this paper can be applied to analyze the characteristics of a probe excited cavity, coaxial waveguide T-Junctions, and so on.

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