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  1. No Access

    Article

    Accelerated life test of chemically strengthened light weight glass bottles by spray coating

    This study investigated the strength retention and reliability of glass bottles through accelerated life tests in the presence and absence of chemical strengthening and hot end coating (HEC). Forced contact wa...

    Kyung Won Min, Jae Ho Choi, Yoon Sung Jung in Journal of the Korean Ceramic Society (2024)

  2. Article

    Open Access

    Height-renderable morphable tactile display enabled by programmable modulation of local stiffness in photothermally active polymer

    Reconfigurable tactile displays are being used to provide refreshable Braille information; however, the delivered information is currently limited to an alternative of Braille because of difficulties in contro...

    Inwook Hwang, Seongcheol Mun, Jung-Hwan Youn, Hyeong Jun Kim in Nature Communications (2024)

  3. No Access

    Article

    Observations of Short- and Long-Term Mechanical Properties of Glass Fiber Reinforced Polypropylenes with Post-Consumer Recycled Materials

    In this study, the change in the mechanical properties of glass fiber-reinforced thermoplastic (GFRTP) according to the recycled material content was evaluated. The recycled material was polypropylene, with sh...

    Byunghyun Kang, Donguk Kim, Joo Seong Sohn in International Journal of Precision Enginee… (2024)

  4. Article

    Open Access

    Effect of heat treatment with different heat transfer modes on the polymerization of tosylate-doped poly(3,4-ethylenedioxythiophene) films

    In this work, tosylate-doped poly(3,4-ethylenedioxythiophene) (PEDOT:Tos) films are prepared by thermally assisted oxidative polymerization either on a hot plate or in a convection oven. The main difference be...

    Hyeong Jun Kim, Jei Gyeong Jeon, Ju Hwan Lee, Ju Hyeon Kim, Junho Lee in Scientific Reports (2022)

  5. No Access

    Article

    Aqueous-processable, naphthalene diimide-based polymers for eco-friendly fabrication of high-performance, n-type organic electrolyte-gated transistors

    Organic electrolyte-gated transistors (OEGTs) have the benefits of low power consumption and large current modulation. Nevertheless, the electrical performance of n-type OEGTs lags far behind that of p-type OE...

    Dahyun Jeong, Min Je Kim, Seung** Lee, **-Woo Lee in Science China Chemistry (2022)

  6. No Access

    Article

    Plasma-resistant characteristics according to sintering conditions of CaO–Al2O3–SiO2 glass coating layer

    The present study examined how the microstructure and plasma-resistant characteristics of CaO–Al2O3–SiO2 (CAS) glass layers coated on sintered alumina substrates were affected by the applied sintering conditions....

    Yoon Sung Jung, Kyung Won Min, Jae Ho Choi in Journal of the Korean Ceramic Society (2022)

  7. No Access

    Article

    Numerical Study on the Effects of Tumble and Swirl on Combustion and Emission Characteristics of an LPG Direct Injection Engine

    Recently, global warming caused by greenhouse gases has been highlighted, so many studies have been carried out for develo** eco-friendly products. In the vehicle industry, various techniques have been devel...

    Hogyeom Kim, Seung Yeob Lee, Hyeong Jun Kim in International Journal of Automotive Techno… (2020)

  8. Article

    Open Access

    One-step fermentative production of aromatic polyesters from glucose by metabolically engineered Escherichia coli strains

    Aromatic polyesters are widely used plastics currently produced from petroleum. Here we engineer Escherichia coli strains for the production of aromatic polyesters from glucose by one-step fermentation. When the

    Jung Eun Yang, Si Jae Park, Won Jun Kim, Hyeong Jun Kim in Nature Communications (2018)

  9. Article

    Open Access

    Electroacupuncture for insomnia disorder: study protocol for a randomized controlled trial

    Insomnia is a common sleep disorder that affects many adults either transiently or chronically. The societal cost of insomnia is on the rise, while long-term use of current drug treatments can involve adverse ...

    Sung-Phil Kim, Joo-Hee Kim, Bo-Kyung Kim, Hyeong-Jun Kim, In Chul Jung in Trials (2017)

  10. No Access

    Article

    Synthesis of MgO-CaO-Al2O3-SiO2 nanocomposite powder by polymeric complex method as a novel sintering additive of AlN ceramics

    A MgO-CaO-Al2O3-SiO2 (MCAS) nanocomposite powder with a particle size of 50 nm and a specific surface area of 40.6 m2/g was successfully synthesized via heat-treatment of polymeric precursors containing Mg, Ca, A...

    Hwa-Jun Lee, Woo-Seok Cho, Hyeong Jun Kim, Wei Pan in Electronic Materials Letters (2016)

  11. No Access

    Article

    Urban resettlement in residential redevelopment projects: considering desire to resettle and willingness to pay

    In this study, we estimate the association of original residents’ resettlement preferences with demographic and socioeconomic characteristics of households matched with local development initiatives accounting...

    Yeol Choi, Hyun Kim, Kyle M. Woosnam in Journal of Housing and the Built Environme… (2016)

  12. Article

    Open Access

    Acupuncture for chronic fatigue syndrome and idiopathic chronic fatigue: a multicenter, nonblinded, randomized controlled trial

    The causes of chronic fatigue syndrome (CFS) and idiopathic chronic fatigue (ICF) are not clearly known, and there are no definitive treatments for them. Therefore, patients with CFS and ICF are interested in ...

    Jung-Eun Kim, Byung-Kwan Seo, **-Bong Choi, Hyeong-Jun Kim, Tae-Hun Kim in Trials (2015)

  13. No Access

    Article

    Synthesis and characterization of Zn2SiO4:Mn2+ nanocrystals and tuning of phase by controlling of silica shell thickness

    In this paper is reported the synthesis and characterization of ZnO@Zn2SiO4:Mn2+ and Zn2SiO4:Mn2+ using ZnO@SiO2 nano spheres. The SiO2-shell thickness of the nano sphere was controlled 20 to 60 nm, and was contr...

    Ri Yu, Jae-Hwan Pee, Hyeong-Jun Kim, Yoo** Kim in Electronic Materials Letters (2014)

  14. No Access

    Article

    The effect of chemical treatment on the strength and transmittance of soda-lime cover glass for mobile

    Most cracks in sheet glasses originate in edges and are a major cause of decreasing strength. Glass covers are being adopted in more mobile devices, especially smart phones, and are required to enhance reliabi...

    Jee-Hun Maeng, Do-Hyung Kim, Seon-Mi Park in International Journal of Precision Enginee… (2014)

  15. Article

    Open Access

    An open-label study of effects of acupuncture on chronic fatigue syndrome and idiopathic chronic fatigue: study protocol for a randomized controlled trial

    Even though chronic fatigue syndrome and idiopathic chronic fatigue are quite common, there are no clearly known causes. Most treatments are therefore symptomatic in nature, and chronic fatigue syndrome and id...

    Jung-Eun Kim, Kwon-Eui Hong, Hyeong-Jun Kim, **-Bong Choi, Yong-Hyeon Baek in Trials (2013)

  16. No Access

    Article

    Physical simulation of small melter for LTCC (low temperature co-fired ceramic) frit

    The flow pattern of small, narrow and horizontal melter for frit was studied using of physical simulation. The dimensionless number of Reynolds number and the viscosity of glass at high temperature were fitted...

    Kyoung-Han Yoon, Hyeong-Jun Kim in International Journal of Precision Enginee… (2012)

  17. No Access

    Chapter

    Tuning the Ext4 Filesystem Performance for Android-Based Smartphones

    The storage performance plays an important role in today’s smartphones. However, most file systems have been optimized for hard disk drives and general filesystem workloads. This paper aims at improving the pe...

    Hyeong-Jun Kim, **-Soo Kim in Frontiers in Computer Education (2012)

  18. No Access

    Article

    Mechanical properties of new vitrified bonds for cBN grinding wheel

    In this study, three ZnO-B2O3-SiO2 frit compositions with low softening point were investigated in order to lower the firing temperature of cBN-based vitrified bonded wheel. It was tried to develop a new compo...

    Hyeong Jun Kim, Sung Soo Ryu, Seongwon Kim in International Journal of Precision Enginee… (2009)

  19. No Access

    Chapter and Conference Paper

    Dynamic Multi-stream Transport Protocol

    Legacy TCP is not suitable in high speed network environments due to its slow response time to high speed link bandwidth (large scale window size). A number of solutions have been proposed to support scalabili...

    Seung-Joon Seok, Hyeong-Jun Kim in Challenges for Next Generation Network Ope… (2008)