Search Results - "Hyejung Cho"

Study on Betaine and Growth Characteristics of Lycium chinense Mill. in Different Cultivation Environments in South Korea by Cho, Hyejung, Lee, Dong Hwan, Jeong, Dae Hui, Jang, Jun Hyuk, Son, Yonghwan, Lee, Sun-Young, Kim, Hyun-Jun

“…Betaine is a useful compound that has various activities and is the marker compound of fruit in Korean Pharmacopoeia. we seek to support the stable production…”
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High performance membrane electrode assemblies by optimization of coating process and catalyst layer structure in direct methanol fuel cells by You, Daejong, Lee, Yoonhoi, Cho, Hyejung, Kim, Joon-Hee, Pak, Chanho, Lee, Gyuhun, Park, Ka-Young, Park, Jun-Young

“…High performance membrane electrode assemblies (MEAs) for direct methanol fuel cells (DMFCs) are developed by changing the coating process, optimizing the…”
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Study on a PZT-actuated diaphragm pump for air supply for micro fuel cells by Yang, Xing, Zhou, Zhaoying, Cho, Hyejung, Luo, Xiaobing

“…This paper presents a micro diaphragm air pump actuated by PZT bimorphs for air supply for micro fuel cells. The pump is characterized by thin structure, large…”
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Moderate-to-high Intensity Group Exercise Improves Function of Stroke Survivors (P12-8.009) by Jung, Se Hee, Cho, Hyejung, Yoon, Gilhyeon

“…Abstract only…”
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The Relationship between Mutual TSI and Interfirm Contracts: The Moderating Effect of Strong Ties by Kim, Minjung, Cho, Hyejung, Ryu, Sungmin

“…Purpose: This study examines the influence that tie strength has on contractual relationships between exchange parties with specific investments and also…”
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Characteristics of a direct methanol fuel cell system with the time shared fuel supplying approach by Na, Youngseung, Kwon, Jungmin, Kim, Hyun, Cho, Hyejung, Song, Inseob

“…DMFC (direct methanol fuel cell) systems usually employ two pumps for supplying the methanol solution. The conventional system configuration, however, may…”
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Effects of HSP27 downregulation on PDT resistance through PDT-induced autophagy in head and neck cancer cells by KIM, JISUN, LIM, HAESOON, KIM, SANGWOO, CHO, HYEJUNG, KIM, YONG, LI, XIAOJIE, CHOI, HONGRAN, KIM, OKJOON

“…We previously reported that photodynamic therapy (PDT) induces cell death in head and neck cancer through both autophagy and apoptosis. Regulation of cell…”
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Operational characteristics of the direct methanol fuel cell stack on fuel and energy efficiency with performance and stability by Park, Jun-Young, Seo, Yongho, Kang, Sangkyun, You, Daejong, Cho, Hyejung, Na, Youngseung

“…This paper is presented to investigate operational characteristics of a direct methanol fuel cell (DMFC) stack with regard to fuel and energy efficiency,…”
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System thermal analysis for mobile phone by Luo, Zhaoxia, Cho, Hyejung, Luo, Xiaobing, Cho, Kyung-il

“…Thermal management is an important issue for mobile phone due to its small space and high power consuming density. On the basis of system experiment and…”
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Body Weight Changes of Laboratory Animals during Transportation by Lee, Sunghak, Nam, Hyunsik, Kim, Jinsung, Cho, Hyejung, Jang, Yumi, Lee, Eunjung, Choi, Eunsung, Jin, Dong Il, Moon, Hongsik

“…The majority of laboratory animals were transported from commercial breeders to a research facility by ground transportation. During the transportation, many…”
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System integration of a portable direct methanol fuel cell and a battery hybrid by Kim, Younghyun, Shin, Donghwa, Seo, Jueun, Chang, Naehyuck, Cho, Hyejung, Kim, Youngjae, Yoon, Seongkee

“…This paper introduces a complete system-level design and integration of a portable direct methanol fuel cell (DMFC) system. We describe hardware and software…”
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Lifetime prediction through accelerated degradation testing of membrane electrode assemblies in direct methanol fuel cells by Bae, Suk Joo, Kim, Seong-Joon, Park, Jong In, Lee, Jin-Hwa, Cho, Hyejung, Park, Jun-Young

“…To expand the applications of direct methanol fuel cells (DMFCs), the testing time required to evaluate their durability must be shortened. In this article, we…”
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Micro cooling application on high density memory module by Yunhyeok Im, Hyejung Cho, Minha Kim, Joonghyun Baek

“…A numerical simulation and two kinds of experiments are conducted to investigate the thermal performance of several kinds of heat spreaders for high power…”
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Effects of Esterified Linoleic Acid and Conjugated Linoleic Acid on Pulmonary 15‐Lipoxygenase‐1 Activity by Cho, Hyejung, Csallany, A. Saari

“…15‐lipoxygenase‐1 (15‐LOX‐1) uses linoleic acid (LA) as substrate and its major metabolite 13(S)‐hydroxyoctadecadienoic acid (13S‐HODE) is involved in the cell…”
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Degradation mechanisms and mitigation strategies of metal cations in recycled fuel for direct methanol fuel cell membrane electrode assembly by Yang, Min-Jee, Park, Ka-Young, Kim, Ki-Beum, Cho, Hyejung, Choi, Hanshin, Park, Jun-Young

“…Some metal contaminants, such as Al3+, Ni+2, Fe2+ and Cr3+, are produced during reactions in heat exchangers, stacks, and other fuel/water management system…”
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Influence and mitigation methods of reaction intermediates on cell performance in direct methanol fuel cell system by Park, Jun-Young, Park, Ka-Young, Kim, Ki Buem, Na, Youngseung, Cho, Hyejung, Kim, Joon-Hee

“…In direct methanol fuel cells (DMFCs), a dilute methanol and water mixture is generally used and recycled as a fuel to improve the performance and operation…”
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A prediction model of degradation rate for membrane electrode assemblies in direct methanol fuel cells by Bae, Suk Joo, Kim, Seong-Joon, Um, Sukkee, Park, Jun-Young, Lee, Jin-Hwa, Cho, Hyejung

“…This article proposes a new prediction model to describe the nonlinear performance degradation paths of membrane electrode assemblies (MEAs) in direct methanol…”
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The possible failure mode and effect analysis of membrane electrode assemblies and their potential solutions in direct methanol fuel cell systems for portable applications by Park, Jun-Young, Song, Sun-Ju, Lee, Jin-Hwa, Kim, Joon-Hee, Cho, Hyejung

“…One of the major challenges in direct methanol fuel cells (DMFCs) is to design reliable and stable FC systems that satisfy the very high dynamic demand in…”
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Low and high temperature storage characteristics of membrane electrode assemblies for direct methanol fuel cells by Krewer, Ulrike, Park, Jun-Young, Lee, Jin-Hwa, Cho, Hyejung, Pak, Chanho, You, Dae Jong, Lee, Yoon-Hoi

“…This paper investigates changes in the performance of membrane electrode assemblies (MEAs) of Direct Methanol Fuel Cells (DMFC) that are caused by undergoing…”
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Effects of conjugated linoleic acids on 15-lipoxygenase-1 in vitro and in vivo by Cho, Hyejung

“…Conjugated linoleic acids (CLA), cis 9, trans 11 (c9,t11) and trans 10, cis 12 (t10,c12), the positional and geometrical isomers derived from linoleic acid…”
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