Search Results - "An, Junghyun"

One-Step Synthesis of N-doped Graphene Quantum Sheets from Monolayer Graphene by Nitrogen Plasma by Moon, Joonhee, An, Junghyun, Sim, Uk, Cho, Sung-Pyo, Kang, Jin Hyoun, Chung, Chul, Seo, Jung-Hye, Lee, Jouhahn, Nam, Ki Tae, Hong, Byung Hee

“…High‐quality N‐doped graphene quantum sheets are successfully fabricated from as‐grown monolayer graphene on Cu using nitrogen plasma, which can be transferred…”
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Graphene Quantum Sheet Catalyzed Silicon Photocathode for Selective CO2 Conversion to CO by Yang, Ki Dong, Ha, Yoonhoo, Sim, Uk, An, Junghyun, Lee, Chan Woo, Jin, Kyoungsuk, Kim, Younghye, Park, Jimin, Hong, Jung Sug, Lee, Jun Ho, Lee, Hye-Eun, Jeong, Hui-Yun, Kim, Hyungjun, Nam, Ki Tae

“…The reduction of carbon dioxide (CO2) into chemical feedstock is drawing increasing attention as a prominent method of recycling atmospheric CO2. Although many…”
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Double-Layer Graphene Outperforming Monolayer as Catalyst on Silicon Photocathode for Hydrogen Production by Sim, Uk, Moon, Joonhee, Lee, Joohee, An, Junghyun, Ahn, Hyo-Yong, Kim, Dong Jin, Jo, Insu, Jeon, Cheolho, Han, Seungwu, Hong, Byung Hee, Nam, Ki Tae

“…Photoelectrochemical cells are used to split hydrogen and oxygen from water molecules to generate chemical fuels to satisfy our ever-increasing energy demands…”
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Electrochemical Analysis of Carbon Nanosheet Catalyst on Silicon Photocathode for Hydrogen Generation by An, Junghyun, Jin, Kyoungsuk, Sim, Uk, Nam, Ki Tae

“…The development of efficient cocatalysts indicates one of the most significant topics for the commercialization of photoelectrochemical hydrogen evolution. The…”
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Quantitative Analysis of Calcium Phosphate Nanocluster Growth Using Time-of-Flight Medium-Energy-Ion-Scattering Spectroscopy by Park, Jimin, Yang, Ki Dong, Kim, Na-Young, Jung, Kang-Won, Le, Viet-Duc, Lim, Hee-Jin, An, Junghyun, Jin, Kyoungsuk, Kim, Yong-Hyun, Nam, Ki Tae, Moon, DaeWon

“…One of the remaining challenges in material chemistry is to unveil the quantitative compositional/structural information and thermodynamic nature of inorganic…”
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Synergistic effect of Polydopamine incorporated Copper electrocatalyst by dopamine oxidation for efficient hydrogen production by Kim, Dohun, An, Junghyun, Surendran, Subramani, Lim, Jaehyoung, Jeong, Hui-Yun, Im, Sejin, Young Kim, Joon, Nam, Ki Tae, Sim, Uk

“…[Display omitted] •Metal-complexed PDA derivatives were synthesized by oxidation of dopamine.•The Cu-PDA catalyst shows exceptional catalytic performance (ƞ =…”
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Size dependent dielectric properties in BaTiO3 nanopowders for application of MLCC by Kim, Wonhyung, Gu, Minji, Sriboriboon, Panithan, Jeon, Choongseop, Kim, Haesol, Koh, Eunjin, Lee, Seungyong, An, Junghyun, Seo, Dongchan, Kim, Donghoon, Kim, Jeongryeol, Kim, Taekyeong, Lee, Jungwon, Jung, Haesuk, Kim, Yunseok

“…[Display omitted] •While dielectric properties of nanosized powders has been indirectly analyzed with slurries disks or composites, we demonstrate a direct way…”
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Sulfur‐Modified Graphitic Carbon Nitride Nanostructures as an Efficient Electrocatalyst for Water Oxidation by Kale, Vinayak S., Sim, Uk, Yang, Jiwoong, Jin, Kyoungsuk, Chae, Sue In, Chang, Woo Je, Sinha, Arun Kumar, Ha, Heonjin, Hwang, Chan‐Cuk, An, Junghyun, Hong, Hyo‐Ki, Lee, Zonghoon, Nam, Ki Tae, Hyeon, Taeghwan

“…There is an urgent need to develop metal‐free, low cost, durable, and highly efficient catalysts for industrially important oxygen evolution reactions…”
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Electrochemical Analysis of Carbon Nanosheet Catalyst on Silicon Photocathode for Hydrogen Generation by An, Junghyun, Jin, Kyoungsuk, Sim, Uk, Nam, Ki Tae

“…The development of efficient cocatalysts indicates one of the most significant topics for the commercialization of photoelectrochemical hydrogen evolution. The…”
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Graphene Quantum Sheet Catalyzed Silicon Photocathode for Selective CO 2 Conversion to CO by Yang, Ki Dong, Ha, Yoonhoo, Sim, Uk, An, Junghyun, Lee, Chan Woo, Jin, Kyoungsuk, Kim, Younghye, Park, Jimin, Hong, Jung Sug, Lee, Jun Ho, Lee, Hye‐Eun, Jeong, Hui‐Yun, Kim, Hyungjun, Nam, Ki Tae

“…The reduction of carbon dioxide (CO 2 ) into chemical feedstock is drawing increasing attention as a prominent method of recycling atmospheric CO 2 . Although…”
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Graphene Quantum Sheet Catalyzed Silicon Photocathode for Selective CO sub(2) Conversion to CO by Yang, Ki Dong, Ha, Yoonhoo, Sim, Uk, An, Junghyun, Lee, Chan Woo, Jin, Kyoungsuk, Kim, Younghye, Park, Jimin, Hong, Jung Sug, Lee, Jun Ho, Lee, Hye-Eun, Jeong, Hui-Yun, Kim, Hyungjun, Nam, Ki Tae

“…The reduction of carbon dioxide (CO sub(2)) into chemical feedstock is drawing increasing attention as a prominent method of recycling atmospheric CO sub(2)…”
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Polydopamine–Copper Hybrid Films as Source and Drain for Oxide Semiconductor Field‐Effect Transistors by Namgung, Seok Daniel, Lee, Jaehun, Sung, Taehoon, Kim, Hyung‐Jun, Cho, Ah‐Jin, Koh, Sungjoon, An, Junghyun, Choe, Ik Rang, Nam, Ki Tae, Kwon, Jang‐Yeon

“…Oxide semiconductors are one of the key components for flexible and transparent electronics, but their use has been limited by the work function of contact…”
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Service learning in postsecondary technology education: Educational promises and challenges in student values development by An, Junghyun

“…My dissertation research begins with the call for technology education to transcend the individualistic and exclusive culture of technology experts, which has…”
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Service learning in postsecondary technology education: Educational promises and challenges in student values development by An, Junghyun

“…My dissertation research begins with the call for technology education to transcend the individualistic and exclusive culture of technology experts, which has…”
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Impact of Social Distancing Due to Coronavirus Disease 2019 on the Changes in Glycosylated Hemoglobin Level in People with Type 2 Diabetes Mellitus (Diabetes Metab J 2021;45:109-14) by Junghyun Noh

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Can tailored home-delivered meal services alleviate self-rated frailty of the low-income older adults in Korea? by Junghyun Kim, Hyeja Chang

“…BACKGROUND/OBJECTIVES: This study aimed to examine whether the tailored home-delivered meal (HDM) services included nutrition counseling impacts alleviating…”
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Enhanced deep soft interference cancellation for multiuser symbol detection by Jihyung Kim, Junghyun Kim, Moon-Sik Lee

“…The detection of all the symbols transmitted simultaneously in multiuser systems using limited wireless resources is challenging. Traditional model-based…”
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The Diabetes Epidemic in Korea by Junghyun Noh

“…Diabetes is one of the foremost public health issues worldwide that can lead to complications in many organ systems, and has become a significant cause of…”
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Biomarkers of the relationship of particulate matter exposure with the progression of chronic respiratory diseases by Junghyun Kim, Soo Jie Chung, Woo Jin Kim

“…A high level of particulate matter (PM) in air is correlated with the onset and development of chronic respiratory diseases. We conducted a systematic…”
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Discrimination of Bacillus subtilis from Other Bacillus Species Using Specific Oligonucleotide Primers for the Pyruvate Carboxylase and Shikimate Dehydrogenase Genes by Lee, Gawon, Heo, Sojeong, Kim, Tao, Na, Hong-Eun, Park, Junghyun, Lee, Eungyo, Lee, Jong-Hoon, Jeong, Do-Won

“…Bacillus subtilis is a useful bacterium in the food industry with applications as a starter strain for fermented food and as a probiotic. However, it is…”
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