Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell
This work reports the synthesis of PdNi bimetallic particles and Pd on Carbon black (Vulcan XC-72) by reverse microemulsion and the chemical reduction of metallic complexes. The physicochemical characterization techniques used for the bimetallic and metallic materials were TGA, STEM, ICP-OES, and XR...
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MDPI AG
2025-04-01
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| Online Access: | https://www.mdpi.com/2079-4991/15/9/664 |
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| author | Carolina Silva-Carrillo Edgar Alonso Reynoso-Soto Ivan Cruz-Reyes Moisés Israel Salazar-Gastélum Balter Trujillo-Navarrete Sergio Pérez-Sicairos José Roberto Flores-Hernández Tatiana Romero-Castañón Francisco Paraguay-Delgado Rosa María Félix-Navarro |
| author_facet | Carolina Silva-Carrillo Edgar Alonso Reynoso-Soto Ivan Cruz-Reyes Moisés Israel Salazar-Gastélum Balter Trujillo-Navarrete Sergio Pérez-Sicairos José Roberto Flores-Hernández Tatiana Romero-Castañón Francisco Paraguay-Delgado Rosa María Félix-Navarro |
| author_sort | Carolina Silva-Carrillo |
| collection | DOAJ |
| description | This work reports the synthesis of PdNi bimetallic particles and Pd on Carbon black (Vulcan XC-72) by reverse microemulsion and the chemical reduction of metallic complexes. The physicochemical characterization techniques used for the bimetallic and metallic materials were TGA, STEM, ICP-OES, and XRD. Also, the electrocatalysts were studied by electrochemical techniques such as anodic CO stripping and β-NiOOH reduction to elucidate the Pd and Ni surface sites participation in the reactions. The electrocatalysts were evaluated in the anodic reaction in anion-exchange membrane fuel cells (AEMFC) and the hydrogen oxidation reaction (HOR) in alkaline media. The results indicate that PdNi/C electrocatalysts exhibited higher electrocatalytic activity than Pd/C electrocatalysts in both the half-cell test and in the AEMFC, even with the same Pd loading, which is attributed to the bifunctional mechanism that provides OH<sup>-</sup> groups in oxophilic sites associated to Ni, that can facilitate the desorption of Hads in the Pd sites for the bimetallic material. |
| format | Article |
| id | doaj-art-d26f4fdf6639413eaf80b3d609528de5 |
| institution | DOAJ |
| issn | 2079-4991 |
| language | English |
| publishDate | 2025-04-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Nanomaterials |
| spelling | doaj-art-d26f4fdf6639413eaf80b3d609528de52025-08-20T02:59:15ZengMDPI AGNanomaterials2079-49912025-04-0115966410.3390/nano15090664Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel CellCarolina Silva-Carrillo0Edgar Alonso Reynoso-Soto1Ivan Cruz-Reyes2Moisés Israel Salazar-Gastélum3Balter Trujillo-Navarrete4Sergio Pérez-Sicairos5José Roberto Flores-Hernández6Tatiana Romero-Castañón7Francisco Paraguay-Delgado8Rosa María Félix-Navarro9Tecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoTecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoTecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoTecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoTecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoTecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoInstituto Nacional de Electricidad y Energías Limpias (INEEL), Ave. Reforma 113, Col. Palmira, Cuernavaca C.P. 62490, Morelos, MexicoInstituto Nacional de Electricidad y Energías Limpias (INEEL), Ave. Reforma 113, Col. Palmira, Cuernavaca C.P. 62490, Morelos, MexicoCentro de Investigación en Materiales Avanzados (CIMAV), Av. Miguel de Cervantes #120, Complejo Industrial Chihuahua, Chihuahua C.P. 31136, Chih, MexicoTecnológico Nacional de México, Instituto Tecnológico de Tijuana, Centro de Graduados e Investigación en Química, Blvd. Alberto Limón Padilla S/N, Mesa de Otay, Tijuana C.P. 22500, Baja California, MexicoThis work reports the synthesis of PdNi bimetallic particles and Pd on Carbon black (Vulcan XC-72) by reverse microemulsion and the chemical reduction of metallic complexes. The physicochemical characterization techniques used for the bimetallic and metallic materials were TGA, STEM, ICP-OES, and XRD. Also, the electrocatalysts were studied by electrochemical techniques such as anodic CO stripping and β-NiOOH reduction to elucidate the Pd and Ni surface sites participation in the reactions. The electrocatalysts were evaluated in the anodic reaction in anion-exchange membrane fuel cells (AEMFC) and the hydrogen oxidation reaction (HOR) in alkaline media. The results indicate that PdNi/C electrocatalysts exhibited higher electrocatalytic activity than Pd/C electrocatalysts in both the half-cell test and in the AEMFC, even with the same Pd loading, which is attributed to the bifunctional mechanism that provides OH<sup>-</sup> groups in oxophilic sites associated to Ni, that can facilitate the desorption of Hads in the Pd sites for the bimetallic material.https://www.mdpi.com/2079-4991/15/9/664bifunctionalityPdNicarbon VulcanHORanodeAEMFC |
| spellingShingle | Carolina Silva-Carrillo Edgar Alonso Reynoso-Soto Ivan Cruz-Reyes Moisés Israel Salazar-Gastélum Balter Trujillo-Navarrete Sergio Pérez-Sicairos José Roberto Flores-Hernández Tatiana Romero-Castañón Francisco Paraguay-Delgado Rosa María Félix-Navarro Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell Nanomaterials bifunctionality PdNi carbon Vulcan HOR anode AEMFC |
| title | Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell |
| title_full | Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell |
| title_fullStr | Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell |
| title_full_unstemmed | Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell |
| title_short | Electrocatalyst of PdNi Particles on Carbon Black for Hydrogen Oxidation Reaction in Alkaline Membrane Fuel Cell |
| title_sort | electrocatalyst of pdni particles on carbon black for hydrogen oxidation reaction in alkaline membrane fuel cell |
| topic | bifunctionality PdNi carbon Vulcan HOR anode AEMFC |
| url | https://www.mdpi.com/2079-4991/15/9/664 |
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