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Fabrication and Characterization of Carbon Nanotube Field Emission Display for HD-TV Applications

  • Lee, Chun-Gyoo;Chi, Eung-Joon;Hwang, Sung-Yeon;Lee, Sang-Jo;Lee, Sang-Jin;Yoon, Tae-Ill;Lee, Byong-Gon;Nam, Joong-Woo;Ryu, Mee-Ae;Han, Ho-Su;Jin, Sung-Hwan;Ahn, Sang-Hyuck;Seo, Hyoung-Cheol;Choi, Jong-Sik;Oh, Tae-Sik;Kang, Sung-Kee;Kim, Jong-Min;Kim, Jung-Woo;Park, Young-Jun;Han, In-Taek;Jin, Yong-Wan
    • 한국정보디스플레이학회:학술대회논문집
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    • 한국정보디스플레이학회 2003년도 International Meeting on Information Display
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    • pp.191-192
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    • 2003
  • For the CNT-FED to be cost-effective, many efforts for the lower voltage operation have been made in the under-gate cathode structure. In this study, the effects of the frit proportion in the CNT paste, cathode electrode width, CNT-to-counter electrode gap, and the CNT length in the cathode structure were examined.

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Binding of 59 Kilodalton Phytochrome from Avena sativa to Liposomes and Cibacron Blue Dye (귀리로 부터 얻은 59 KD phytochrome의 liposome과 Cibacron Blue Dye와의 결합성질)

  • Hahn, Tae-Ryong
    • Applied Biological Chemistry
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    • 제32권2호
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    • pp.126-131
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    • 1989
  • Binding properties of the degraded 59kD phytochrome from etiolated Avena sativa seedlings to liposomes and Cibacron Blue dye were examined. In contrast with the native 124kD and partially degraded 118kD phytochromes, the farred light absorbing(Pfr) forms of the 59kD phytochrome binds to liposomes and Cibacron Blue dye via electrostatic interactions. Results indicate that the 59kD Pfr does not hold a hydrophobic surface which is exposed upon Pr to Pfr phototransformation of the 124 and 118kD phytochromes. Since a relatively extensive hydrophobic region is located in the chromophore bearing domain(59kD) of phytochrome(Hershey et al., Nuc. Acids Res., 13, 8543, 1986), the 55kD tryptic domain from the C-terminus plays an important role on the exposure of the hydrophobic area in the 118 and 124 Pfr to occur.

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Spatial Optical Modulator (SOM);Samsung's Light Modulator for the Next Generation Laser Display

  • Yun, Sang-Kyeong;Song, Jong-Hyeong;Lee, Tae-Won;Yeo, In-Jae;Choi, Yoon-Joon;Lee, Yeong-Gyu;An, Seung-Do;Han, Kyu-Bum;Victor, Yurlov;Park, Heung-Woo;Park, Chang-Su;Kim, Hee-Yeoun;Yang, Jeong-Suong;Cheong, Jong-Pil;Ryu, Seung-Won;Oh, Kwan-Young;Yang, Haeng-Seok;Hong, Yoon-Shik;Hong, Seok-Kee;Yoon, Sang-Kee;Jang, Jae-Wook;Kyoung, Je-Hong;Lim, Ohk-Kun;Kim, Chun-Gi;Lapchuk, Anatoliy;Ihar, Shyshkin;Lee, Seung-Wan;Kim, Sun-Ki;Hwang, Young-Nam;Woo, Ki-Suk;Shin, Seung-Wan;Kang, Jung-Chul;Park, Dong-Hyun
    • 한국정보디스플레이학회:학술대회논문집
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    • 한국정보디스플레이학회 2006년도 6th International Meeting on Information Display
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    • pp.551-555
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    • 2006
  • A new type of diffractive spatial optical modulators, named SOM, has been developed by Samsung Electro-Mechanics for projection display and other applications. A laser display in full HD format $(1920{\times}1080)$ was successfully demonstrated by using prototype projection engines having SOM devices, signal processing circuits, and projection optics.

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ON THE CARDINALITY OF SEMISTAR OPERATIONS OF FINITE CHARACTER ON INTEGRAL DOMAINS

  • Chang, Gyu Whan
    • Korean Journal of Mathematics
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    • 제22권3호
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    • pp.455-462
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    • 2014
  • Let D be an integral domain with Spec(D) finite, K the quotient field of D, [D,K] the set of rings between D and K, and SFc(D) the set of semistar operations of finite character on D. It is well known that |Spec(D)| ${\leq}$ |SFc(D)|. In this paper, we prove that |Spec(D)| = |SFc(D)| if and only if D is a valuation domain, if and only if |Spec(D)| = |[D,K]|. We also study integral domains D such that |Spec(D)|+1 = |SFc(D)|.

Target Strength of Schlegel′s Black Rockfish (Sebastes schlegeli)and Red Seabream (Pagrus major) (조피볼락과 참돔의 표적 강도에 관한 연구)

  • 손창환;황두진
    • Journal of the Korean Society of Fisheries and Ocean Technology
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    • 제38권2호
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    • pp.119-128
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    • 2002
  • This study investigates dorsal aspect target strength with fish size, tilt angle and frequency characteristics for the schlegel's black rockfish(Sebastes achlegeli) and the red seabream (Pagrus major). This study was carried out on free swimming fish in a cage in order to obtain acoustic data of the biomass estimation using the scientific echo sounder. The results obtained from this study are summarized as follows; 1 The coefficients of the schlegel's black rockfish and the red seabream using maximum TS with fish length were expressed -63.7dB and -62.6dB at a frequency of 38kHz, -64.4dB and -65.4dB at 120kHz, and -62.4dB and -65.0dB at 200kHz, respectively. 2. The coefficients of the schlegel\`s black rockfish and the red seabream using averaged TS with fish length were expressed -68.4dB and -67.9dB at a frequency of 38kHz, -73.4dB and -72.7dB at 120kHz, and -70.BdE and -73.4dB at 2001Hs, respectively. 3. The coefficients of the schlegel's black rockfish and the red seabream using maximum TS with body weight were expressed -52.0dB and -50.9dB at a frequency of 38kHz, -52.7dB and -53.7dB at 120kHz, and -50.7dB and -53.3dB at 200kHz, respectively. 4. The coefficients of the schlegel's black rockfish and the red seabream using averaged TS with body weight were expressed -56.7dB and -56.2dB at a frequency of 38kHz, -61.7dB and -61.0dB at 120kHz, and -59.ldE and -61.6dB at 200kHz, respectively. 5. Varying the tiIt angle of the two red seabream from -26$^{\circ}$to +25$^{\circ}$, the variation width of target strength expressed smaller at a frequency of 38kHz than at 120kHz and expressed about 3~6dB higher head up than head down at 120kHz.