Search Results - "Yoo, Woo Sik"

Turning Image Sensors into Position and Time Sensitive Quantitative Colorimetric Data Sources with the Aid of Novel Image Processing/Analysis Software by Yoo, Yeongsik, Yoo, Woo Sik

“…Still images and video images acquired from image sensors are very valuable sources of information. From still images, position-sensitive, quantitative…”
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Direct Evidence of Metal Type Printing in The Song of Enlightenment, Korea, 1239 by Yoo, Woo Sik

“…Since the 1920s, nearly six identical versions of an ancient printed book, The Song of Enlightenment with Commentaries by Buddhist Monk Nammyeong Cheon…”
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Ink Tone Analysis of Printed Character Images towards Identification of Medieval Korean Printing Technique: The Song of Enlightenment (1239), the Jikji (1377), and the Gutenberg Bible (~1455) by Yoo, Woo Sik

“…To identify printing techniques for medieval Korean books, ink tone analysis of printed characters is proposed. Ink tones of printed character images in two…”
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The World’s Oldest Book Printed by Movable Metal Type in Korea in 1239: The Song of Enlightenment by Yoo, Woo Sik

“…Four nearly identical versions of an ancient printed book, the Song of Enlightenment with Commentaries by Buddhist Monk Nammyeong Cheon (南明泉和尙頌證道歌), were…”
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How Was the World’s Oldest Metal-Type-Printed Book (The Song of Enlightenment, Korea, 1239) Misidentified for Nearly 50 Years? by Yoo, Woo Sik

“…Six nearly identical versions of an ancient printed book, The Song of Enlightenment with Commentaries by Buddhist Monk Nammyeong Cheon (南明泉和尙頌證道歌), have been…”
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Optimizing the formation of nickel silicide by Foggiato, John, Yoo, Woo Sik, Ouaknine, Michel, Murakami, Tomomi, Fukada, Takahashi

“…The formation processes for nickel silicide are assessed to determine limitations of using the silicide for sub-65 nanometer technologies. Various aspects of…”
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Extraction of Color Information and Visualization of Color Differences between Digital Images through Pixel-by-Pixel Color-Difference Mapping by Yoo, Woo Sik, Kang, Kitaek, Kim, Jung Gon, Yoo, Yeongsik

“…A novel method of extracting color information on a pixel-by-pixel basis or by the average of the regions of interest (ROIs) from digital images is proposed…”
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A Novel Approach to Quantitative Characterization and Visualization of Color Fading by Yoo, Woo Sik, Kang, Kitaek, Kim, Jung Gon, Yoo, Yeongsik

“…Color fading naturally occurs with time under light illumination. It is triggered by the high photon energy of light. The rate of color fading and darkening…”
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Development of Static and Dynamic Colorimetric Analysis Techniques Using Image Sensors and Novel Image Processing Software for Chemical, Biological and Medical Applications by Yoo, Woo Sik, Kim, Jung Gon, Kang, Kitaek, Yoo, Yeongsik

“…Colorimetric sensing techniques for point(s), linear and areal array(s) were developed using image sensors and novel image processing software for chemical,…”
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Image-Based Quantification of Color and Its Machine Vision and Offline Applications by Yoo, Woo Sik, Kang, Kitaek, Kim, Jung Gon, Yoo, Yeongsik

“…Image-based colorimetry has been gaining relevance due to the wide availability of smart phones with image sensors and increasing computational power. The low…”
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Development of a tablet PC-based portable device for colorimetric determination of assays including COVID-19 and other pathogenic microorganisms by Yoo, Woo Sik, Han, Hyung Soo, Kim, Jung Gon, Kang, Kitaek, Jeon, Hyo-Sung, Moon, Jin-Young, Park, Hyeonmi

“…There has been a strong and urgent demand to diagnose community transmission-driven coronavirus disease 2019 (COVID-19) after it crossed borders. A large…”
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Contactless monitoring of Ge content and B concentration in ultrathin single and double layer Si1-xGex epitaxial films using multiwavelength micro-Raman spectroscopy by Chang, Chun-Wei, Hong, Min-Hao, Lee, Wei-Fan, Lee, Kuan-Ching, Jang Jian, Shiu-Ko, Chuang, Yen, Fan, Yu-Ta, Hasuike, Noriyuki, Harima, Hiroshi, Ueda, Takeshi, Ishigaki, Toshikazu, Kang, Kitaek, Sik Yoo, Woo

“…Non-contact monitoring of Ge content and B concentration in single and double Si1-xGex epitaxial layers on Si(100) device wafers was attempted using…”
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Image-Based Quantitative Analysis of Foxing Stains on Old Printed Paper Documents by Kim, Gyuho, Kim, Jung Gon, Kang, Kitaek, Yoo, Woo Sik

“…We studied the feasibility of image-based quantitative analysis of foxing stains on collections of old (16th–20th century) European books stored in the Rare…”
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Solid-state phase transformation in cubic silicon carbide by WOO SIK YOO, MATSUNAMI, H

“…The thermal stability of single crystalline 3C-SiC was investigated at temperatures from 1800 to 2400°C in an Ar atmosphere, and a solid-state phase…”
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Characterization of interface quality between various low-temperature oxides and Si using room-temperature-photoluminescence and Raman spectroscopy by Jang Jian, Shiu-Ko, Jeng, Chih-Cherng, Wang, Ting-Chun, Huang, Chih-Mu, Wang, Ying-Lang, Yoo, Woo Sik

“…The quality of interface between ultrathin silicon dioxide films and their silicon (Si) wafers was characterized using room-temperature photoluminescence…”
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Monitoring metal contamination of silicon by multiwavelength room temperature photoluminescence spectroscopy by Jian, Shiu-Ko Jang, Jeng, Chih-Cherng, Yoo, Woo Sik

“…Thin thermal oxide film (∼36 nm) was grown on p--Si (100) wafers in a vertical furnace at 950 °C for 90 min in 1 atm dry O2 as a vehicle for monitoring metal…”
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Design of Single-Wafer Furnace and Its Rapid Thermal Processing Applications by Yoo, Woo Sik, Fukada, Takashi, Kuribayashi, Hiromitsu, Kitayama, Hirofumi, Takahashi, Nobuaki, Enjoji, Keiichi, Sunohara, Kiyoshi

“…A resistively heated, vacuum- and atmospheric-pressure-compatible, single-wafer furnace (SWF) system is designed to improve the operational flexibility of…”
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Intermetal dielectric gap fill by plasma enhanced chemical vapor deposited fluorine-doped silicon dioxide films by WOO SIK YOO, SWOPE, R

“…Fluorine-doped tetra-ethoxy-ortho-silicate (F-TEOS) silicon dioxide films were deposited using a dual frequency multi-station sequential plasma enhanced…”
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Carbon contamination levels in plasma-enhanced chemical vapor deposited fluorinated silica glasses by SWOPE, R, WOO SIK YOO

“…In this study, the carbon levels in fluorinated silica glass (FSG) films were investigated. FSG films were deposited using a dual-frequency…”
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Multiwavelength Micro-Raman Characterization of Epitaxial Si1−xGex Layers on Si(100) and In-Line Process Monitoring Applications by Chang, Chun-Wei, Hong, Min-Hao, Tsai, Ming-Shan, Lee, Kuan-Ching, Lee, Wei-Fan, Chuang, Yen, Fan, Yu-Ta, Ueda, Takeshi, Ishigaki, Toshikazu, Kang, Kitaek, Yoo, Woo Sik

“…Undoped and B-doped epitaxial Si 1− x Ge x layers on Si(100) were characterized using a long-focal-length, polychromator-based, multiwavelength micro- Raman…”
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