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  1. No Access

    Article

    Damage to amorphous indium-gallium-zinc-oxide thin film transistors under Cl2 and BCl3 plasma

    Plasma damage of indium-gallium-zinc-oxide (IGZO) thin film transistor (TFT) was investigated. The IGZO TFT was fabricated and the performance was measured before and after BCl3 and/or Cl2 plasma treatment to eva...

    Jong Hoon Choi, Sung ** Kim, Hyung Tae Kim in Korean Journal of Chemical Engineering (2018)

  2. No Access

    Article

    Quick and efficient light control for conventional automatic optical inspection (AOI) systems

    This study discusses a method to determine optimal illumination quickly in order to increase the process efficiency of automatic optical inspection (AOI) systems. Optimum searching methods were applied to find...

    Hyung Tae Kim, Seung Taek Kim in International Journal of Precision Enginee… (2015)

  3. No Access

    Article

    Interaction phenomena between ceramic coatings and liquid uranium alloys

    Owing to the high chemical reactivity of molten uranium alloys, the use of traditional graphite crucibles for casting fuel slugs for a sodium-cooled fast reactor (SFR) is problematic. Moreover, rare earth (RE)...

    Jong Hwan Kim, Hyung Tae Kim, Ki Hwan Kim in Journal of Radioanalytical and Nuclear Che… (2014)

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    Article

    Development of a new casting method to fabricate U–Zr alloy containing minor actinides

    Metal fuel slugs of U–Zr alloys for a sodium-cooled fast reactor (SFR) have conventionally been fabricated using an injection casting method. However, casting alloys containing volatile radioactive constituent...

    Jong Hwan Kim, Hoon Song, Hyung Tae Kim in Journal of Radioanalytical and Nuclear Che… (2014)

  5. No Access

    Article

    A self-learning method for automatic alignment in wafer processing

    We propose a self-learning method for automatic wafer alignment in the semiconductor manufacturing process. A feed forward neural network is trained by and used for wafer alignment. The network determines the ...

    Hyung-Tae Kim, Kang-Won Lee, Hae-Jeong Yang in International Journal of Precision Enginee… (2013)

  6. No Access

    Article

    Fine-sized Tb3Al5O12:Ce phosphor powders prepared by spray pyrolysis from spray solution with ethylenediaminetetraacetic acid

    Fine Tb2.91Al5O12:Ce0.09 (TAG:Ce) phosphor powders are prepared by spray pyrolysis from a spray solution with ethylenediaminetetraacetic acid (EDTA). EDTA is used as an organic additive to form hollow precursor p...

    Hyung Tae Kim, Jung Hyun Kim, Young Jun Hong, Jung-Kul Lee in Electronic Materials Letters (2012)

  7. No Access

    Article

    Isolation and identification of steroidogenic peptides from calf spleen

    Since women with climacteric syndrome have significantly lower serum levels of estradiol and other related hormones, hormone replacement therapies (HRT) such as estrogen are needed to lessen symptoms. However,...

    Jun-Pil Jee, Su-Eon **, Eunmi Ban, Hyo-Jong Lee in Archives of Pharmacal Research (2012)

  8. No Access

    Article

    Determination of alendronate in low volumes of plasma by column-switching high-performance liquid chromatography method and its application to pharmacokinetic studies in human plasma

    A sensitive and simple column-switching high-performance liquid chromatographic (HPLC) method with fluorescence detection was developed for the determination of alendronate in human plasma. Alendronate and pam...

    Eunmi Ban, Ji-Youn Park, Hyung Tae Kim, Chong-Kook Kim in Archives of Pharmacal Research (2011)

  9. No Access

    Article

    Optical distance control for a multi focus image in camera phone module assembly

    This study aims at develo** a focusing method for an image with multiple focal distances. A dynamic focus region (DFR) is defined to find the object of interest to be focused on. The DFR is built from the ed...

    Hyung-Tae Kim, Sung-Bok Kang, Heui-Seok Kang in International Journal of Precision Enginee… (2011)

  10. No Access

    Article

    The synthesis of carbon nanotubes (CNTs) by catalytic CVD using a Fe/Co-supported zeolite template

    Well-shaped faujasite-type zeolite (FAU) octahedral crystals 15 ìm in size were synthesized hydrothermally in an autoclave. The synthesis solution had a molar composition of 3.5 Na2O : Al2O3 : 2.1 SiO2 : 1000 H2O...

    Wei Zhao, Mi Jai Lee, Hyung Tae Kim, Ik ** Kim in Electronic Materials Letters (2011)

  11. Article

    Open Access

    Autophagy induction and CHOP under-expression promotes survival of fibroblasts from rheumatoid arthritis patients under endoplasmic reticulum stress

    Synovial fibroblasts from rheumatoid arthritis show resistance to apoptotic stimuli, indicating they may be difficult to treat. To clearly understand these mechanisms of resistance, rheumatoid and osteoarthrit...

    Yong-Joo Shin, Song-Hee Han, Do-Sung Kim, Geum-Hwa Lee in Arthritis Research & Therapy (2010)

  12. No Access

    Article

    Development of a power control system for AUVs probing for underwater mineral resources

    Valuable mineral resources are widely distributed throughout the seabed. autonomous underwater vehicles (AUVs) are preferable to remotely-operated vehicles (ROVs) when probing for such mineral resources as the...

    Young ** Kim, Hyung Tae Kim, Young June Cho in Journal of Marine Science and Application (2009)

  13. No Access

    Article

    Multi-component ion exchange kinetics with PAN-KCoFC composite ion exchanger

    An ion exchange kinetic study was performed using PAN-KCoFC for removal of cesium ion from mixed solution of Cs, Sr, Ni and Ba ions. Uptake curves were obtained for a multi-component ion exchange system as wel...

    Jei-Kwon Moon, Eil-Hee Lee, Yoon-Ju Han in Korean Journal of Chemical Engineering (2005)

  14. No Access

    Article

    Ion exchange of Cs ion in acid solution with potassium cobalt hexacyanoferrate

    Potassium cobalt hexacyanoferrate (KCoFC) was synthesized for removal of Cs ions in acid waste solution. The synthesized KCoFC. was stable in nitric acid solution of pH= 1 and showed high selectivity for Cs io...

    Jei-Kwon Moon, Eil-Hee Lee, Hyung-Tae Kim in Korean Journal of Chemical Engineering (2004)

  15. No Access

    Article

    Preparation of PAN-zeolite 4A composite ion exchanger and its uptake behavior for Sr and Cs ions in acid solution

    A PAN-4A composite ion exchanger containing about 80% 4A powder was prepared to remove strontium and cesium ions from acidic solution. The SEM image of the fracture of composite bead showed that zeolite 4A pow...

    Jei-Kwon Moon, Chong-Hun Jung, Eil-Hee Lee in Korean Journal of Chemical Engineering (2002)