Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation
Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning...
Ausführliche Beschreibung
Autor*in: |
Thamer, Badr M. [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2017 |
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Schlagwörter: |
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Anmerkung: |
© The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 |
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Übergeordnetes Werk: |
Enthalten in: Fibers and polymers - Seoul : The Korean Fiber Society, 2000, 18(2017), 4 vom: Apr., Seite 696-705 |
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Übergeordnetes Werk: |
volume:18 ; year:2017 ; number:4 ; month:04 ; pages:696-705 |
Links: |
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DOI / URN: |
10.1007/s12221-017-1068-y |
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Katalog-ID: |
SPR025438875 |
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245 | 1 | 0 | |a Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation |
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520 | |a Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. | ||
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650 | 4 | |a Carbon nanofibers |7 (dpeaa)DE-He213 | |
650 | 4 | |a Methanol electrooxidation |7 (dpeaa)DE-He213 | |
700 | 1 | |a El-Newehy, Mohamed H. |4 aut | |
700 | 1 | |a Barakat, Nasser A. M. |4 aut | |
700 | 1 | |a Al-Deyab, Salem S. |4 aut | |
700 | 1 | |a Kim, Hak Yong |4 aut | |
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10.1007/s12221-017-1068-y doi (DE-627)SPR025438875 (SPR)s12221-017-1068-y-e DE-627 ger DE-627 rakwb eng Thamer, Badr M. verfasserin aut Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. Cobalt (dpeaa)DE-He213 Carbon nanofibers (dpeaa)DE-He213 Methanol electrooxidation (dpeaa)DE-He213 El-Newehy, Mohamed H. aut Barakat, Nasser A. M. aut Al-Deyab, Salem S. aut Kim, Hak Yong aut Enthalten in Fibers and polymers Seoul : The Korean Fiber Society, 2000 18(2017), 4 vom: Apr., Seite 696-705 (DE-627)565516485 (DE-600)2424081-3 1875-0052 nnns volume:18 year:2017 number:4 month:04 pages:696-705 https://dx.doi.org/10.1007/s12221-017-1068-y lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 18 2017 4 04 696-705 |
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10.1007/s12221-017-1068-y doi (DE-627)SPR025438875 (SPR)s12221-017-1068-y-e DE-627 ger DE-627 rakwb eng Thamer, Badr M. verfasserin aut Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. Cobalt (dpeaa)DE-He213 Carbon nanofibers (dpeaa)DE-He213 Methanol electrooxidation (dpeaa)DE-He213 El-Newehy, Mohamed H. aut Barakat, Nasser A. M. aut Al-Deyab, Salem S. aut Kim, Hak Yong aut Enthalten in Fibers and polymers Seoul : The Korean Fiber Society, 2000 18(2017), 4 vom: Apr., Seite 696-705 (DE-627)565516485 (DE-600)2424081-3 1875-0052 nnns volume:18 year:2017 number:4 month:04 pages:696-705 https://dx.doi.org/10.1007/s12221-017-1068-y lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 18 2017 4 04 696-705 |
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10.1007/s12221-017-1068-y doi (DE-627)SPR025438875 (SPR)s12221-017-1068-y-e DE-627 ger DE-627 rakwb eng Thamer, Badr M. verfasserin aut Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. Cobalt (dpeaa)DE-He213 Carbon nanofibers (dpeaa)DE-He213 Methanol electrooxidation (dpeaa)DE-He213 El-Newehy, Mohamed H. aut Barakat, Nasser A. M. aut Al-Deyab, Salem S. aut Kim, Hak Yong aut Enthalten in Fibers and polymers Seoul : The Korean Fiber Society, 2000 18(2017), 4 vom: Apr., Seite 696-705 (DE-627)565516485 (DE-600)2424081-3 1875-0052 nnns volume:18 year:2017 number:4 month:04 pages:696-705 https://dx.doi.org/10.1007/s12221-017-1068-y lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 18 2017 4 04 696-705 |
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10.1007/s12221-017-1068-y doi (DE-627)SPR025438875 (SPR)s12221-017-1068-y-e DE-627 ger DE-627 rakwb eng Thamer, Badr M. verfasserin aut Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. Cobalt (dpeaa)DE-He213 Carbon nanofibers (dpeaa)DE-He213 Methanol electrooxidation (dpeaa)DE-He213 El-Newehy, Mohamed H. aut Barakat, Nasser A. M. aut Al-Deyab, Salem S. aut Kim, Hak Yong aut Enthalten in Fibers and polymers Seoul : The Korean Fiber Society, 2000 18(2017), 4 vom: Apr., Seite 696-705 (DE-627)565516485 (DE-600)2424081-3 1875-0052 nnns volume:18 year:2017 number:4 month:04 pages:696-705 https://dx.doi.org/10.1007/s12221-017-1068-y lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 18 2017 4 04 696-705 |
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10.1007/s12221-017-1068-y doi (DE-627)SPR025438875 (SPR)s12221-017-1068-y-e DE-627 ger DE-627 rakwb eng Thamer, Badr M. verfasserin aut Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation 2017 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. Cobalt (dpeaa)DE-He213 Carbon nanofibers (dpeaa)DE-He213 Methanol electrooxidation (dpeaa)DE-He213 El-Newehy, Mohamed H. aut Barakat, Nasser A. M. aut Al-Deyab, Salem S. aut Kim, Hak Yong aut Enthalten in Fibers and polymers Seoul : The Korean Fiber Society, 2000 18(2017), 4 vom: Apr., Seite 696-705 (DE-627)565516485 (DE-600)2424081-3 1875-0052 nnns volume:18 year:2017 number:4 month:04 pages:696-705 https://dx.doi.org/10.1007/s12221-017-1068-y lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 18 2017 4 04 696-705 |
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Enthalten in Fibers and polymers 18(2017), 4 vom: Apr., Seite 696-705 volume:18 year:2017 number:4 month:04 pages:696-705 |
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Thamer, Badr M. @@aut@@ El-Newehy, Mohamed H. @@aut@@ Barakat, Nasser A. M. @@aut@@ Al-Deyab, Salem S. @@aut@@ Kim, Hak Yong @@aut@@ |
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In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. 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author |
Thamer, Badr M. |
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Thamer, Badr M. misc Cobalt misc Carbon nanofibers misc Methanol electrooxidation Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation |
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Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation Cobalt (dpeaa)DE-He213 Carbon nanofibers (dpeaa)DE-He213 Methanol electrooxidation (dpeaa)DE-He213 |
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misc Cobalt misc Carbon nanofibers misc Methanol electrooxidation |
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Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation |
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Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation |
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Thamer, Badr M. |
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Thamer, Badr M. El-Newehy, Mohamed H. Barakat, Nasser A. M. Al-Deyab, Salem S. Kim, Hak Yong |
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Thamer, Badr M. |
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10.1007/s12221-017-1068-y |
title_sort |
preparation of zero-valent co/n-cnfs as an immobilized thin film onto graphite disc for methanol electrooxidation |
title_auth |
Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation |
abstract |
Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 |
abstractGer |
Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 |
abstract_unstemmed |
Abstract In this study, we developed new method to prepare one-pot current collector/electrode plate to be utilized in the fuel cell technology. In situ preparation of zero-valent N-doped Co carbon nanofibers (Co/N-CNFs) as an immobilized thin film onto graphite disc was achieved by electrospinning technique, followed by calcination at 1100 oC in argon atmosphere. This catalyst was used for methanol electrooxidation in alkaline media. The effects of nitrogen doping and immobilization on the activity and stability of the prepared catalysts were studied using cyclic voltammetry and chronoamperometry, respectively. SEM, TEM, EDX, XRD, and TGA were used to characterize the morphology and composition of Co/N-CNFs catalysts. The results showed that the electrocatalytic activity as well as the stability of Co/N-CNFs towards methanol electrooxidation in alkaline media were significantly affected by both nitrogen doping and immobilization of the catalyst on the graphite disc. Moreover, the methanol concentration has also affected the electrocatalytic activity of Co/N-CNFs-supported immobilized onto graphite disc and Co/N-CNFs-unsupported graphite disc. © The Korean Fiber Society and Springer Science+Business Media Dordrecht 2017 |
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title_short |
Preparation of zero-valent Co/N-CNFs as an immobilized thin film onto graphite disc for methanol electrooxidation |
url |
https://dx.doi.org/10.1007/s12221-017-1068-y |
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El-Newehy, Mohamed H. Barakat, Nasser A. M. Al-Deyab, Salem S. Kim, Hak Yong |
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El-Newehy, Mohamed H. Barakat, Nasser A. M. Al-Deyab, Salem S. Kim, Hak Yong |
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doi_str |
10.1007/s12221-017-1068-y |
up_date |
2024-07-03T16:00:05.553Z |
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score |
7.397773 |