마이크로웨이브를 이용한 고분자 전해질 연료전지용 복합 탄소 촉매 지지체 (ACF/Graphene)의 합성과 전기화학적 거동
Carbon materials are mainly used as catalyst supports for polymer exchange membrane fuel cell (PEMFC). Catalyst supports are required specific characteristics of the carbon materials, such as large surface area and high electrical conductivity. Attempted were to improve electrical conductivity and t...
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Published in | 한국수소 및 신에너지학회 논문집 Vol. 24; no. 2; pp. 142 - 149 |
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Main Authors | , , , , , , |
Format | Journal Article |
Language | Korean |
Published |
한국수소및신에너지학회
2013
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Subjects | |
Online Access | Get full text |
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Abstract | Carbon materials are mainly used as catalyst supports for polymer exchange membrane fuel cell (PEMFC). Catalyst supports are required specific characteristics of the carbon materials, such as large surface area and high electrical conductivity. Attempted were to improve electrical conductivity and to maintain high surface area of carbon materials using a microwave treatment. Microwave treatment, as a relatively new technique, takes short reaction time and reduce the consumption of the gases used for carbon treatment compared to a traditional heat treatment. Hybrid carbon (ACF/Graphene) as catalyst supports by microwave-irradiation method for PEMFC increase the cell performance because of increased electrical conductivity resulting in triple-phase contact and reduced the interfacial resistance. Scanning electron microscopy (SEM), transmission electron microscopy (TEM) and X-Ray Diffraction (XRD) were employed to analyze carbon materials. The performance of microwave-treated carbon materials was evaluated by measuring current-voltage (I-V) characteristics and electrode impedance. |
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AbstractList | Carbon materials are mainly used as catalyst supports for polymer exchange membrane fuel cell (PEMFC). Catalyst supports are required specific characteristics of the carbon materials, such as large surface area and high electrical conductivity. Attempted were to improve electrical conductivity and to maintain high surface area of carbon materials using a microwave treatment. Microwave treatment, as a relatively new technique, takes short reaction time and reduce the consumption of the gases used for carbon treatment compared to a traditional heat treatment. Hybrid carbon (ACF/Graphene) as catalyst supports by microwave-irradiation method for PEMFC increase the cell performance because of increased electrical conductivity resulting in triple-phase contact and reduced the interfacial resistance. Scanning electron microscopy (SEM), transmission electron microscopy (TEM) and X-Ray Diffraction (XRD) were employed to analyze carbon materials. The performance of microwave-treated carbon materials was evaluated by measuring current-voltage (I-V) characteristics and electrode impedance. |
Author | 전유권(Yu Kwon Jeon) 김태언(Tae Eon Kim) 박대환(Dae Hwan Park) 오경석(Kyeong Seok Oh) 설용건(Yong Gun Shul) 조용일(Yong Il Cho) 전소미(So Me Juon) |
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Keywords | 고분자 전해질 막 연료전지 PEMFC 활성탄소섬유 그래핀 ACF Graphene 마이크로웨이브 Microwave |
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Title | 마이크로웨이브를 이용한 고분자 전해질 연료전지용 복합 탄소 촉매 지지체 (ACF/Graphene)의 합성과 전기화학적 거동 |
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