Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]

Figure S1. FTIR spectra of dried mimosa tannin and hydrochars obtained with and without addition of iron (III) chloride, using a Pluronic-127/mimosa tannin mass ratio of 0.5 (FeTHC-R0.5 and THCR0.5, respectively). Figure S2. Fe3C lattice fringes for Fe-N-(FeTC-R0.5). Aberration-corrected HAADF-STEM...

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Autores: Pérez Rodríguez, Sara, Torres Gamarra, Daniel, Izquierdo Pantoja, María Teresa, Zitolo, Andrea, Bibent, Nicolas, Sougrati, Moulay, Jaouen, Frédéric, Celzard, Alain, Fierro, Vanessa
Tipo de recurso: conjunto de datos
Fecha de publicación:2024
País:España
Institución:Consejo Superior de Investigaciones Científicas (CSIC)
Repositorio:DIGITAL.CSIC. Repositorio Institucional del CSIC
OAI Identifier:oai:digital.csic.es:10261/381711
Acceso en línea:http://hdl.handle.net/10261/381711
Access Level:acceso abierto
Palabra clave:Iron carbide
Tannin-metal complex
Oxygen reduction reaction
http://metadata.un.org/sdg/7
Ensure access to affordable, reliable, sustainable and modern energy for all
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oai_identifier_str oai:digital.csic.es:10261/381711
network_acronym_str ES
network_name_str España
repository_id_str
dc.title.none.fl_str_mv Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
title Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
spellingShingle Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
Pérez Rodríguez, Sara
Iron carbide
Tannin-metal complex
Oxygen reduction reaction
http://metadata.un.org/sdg/7
Ensure access to affordable, reliable, sustainable and modern energy for all
title_short Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
title_full Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
title_fullStr Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
title_full_unstemmed Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
title_sort Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]
dc.creator.none.fl_str_mv Pérez Rodríguez, Sara
Torres Gamarra, Daniel
Izquierdo Pantoja, María Teresa
Zitolo, Andrea
Bibent, Nicolas
Sougrati, Moulay
Jaouen, Frédéric
Celzard, Alain
Fierro, Vanessa
author Pérez Rodríguez, Sara
author_facet Pérez Rodríguez, Sara
Torres Gamarra, Daniel
Izquierdo Pantoja, María Teresa
Zitolo, Andrea
Bibent, Nicolas
Sougrati, Moulay
Jaouen, Frédéric
Celzard, Alain
Fierro, Vanessa
author_role author
author2 Torres Gamarra, Daniel
Izquierdo Pantoja, María Teresa
Zitolo, Andrea
Bibent, Nicolas
Sougrati, Moulay
Jaouen, Frédéric
Celzard, Alain
Fierro, Vanessa
author2_role author
author
author
author
author
author
author
author
dc.contributor.none.fl_str_mv Université de Lorraine (France)
Agence Nationale de la Recherche (France)
European Commission
Pérez Rodríguez, Sara [0000-0002-8255-6904]
Torres Gamarra, Daniel [0000-0002-7843-6141]
Izquierdo Pantoja, María Teresa [0000-0002-2408-2528]
Zitolo, Andrea [0000-0002-2187-6699]
Bibent, Nicolas [0000-0002-8700-0008]
Sougrati, Moulay [0000-0003-3740-2807]
Jaouen, Frédéric [0000-0001-9836-3261]
Celzard, Alain [0000-0003-0073-9545]
Fierro, Vanessa [0000-0001-7081-3697]
Pérez Rodríguez, Sara [sperez@icb.csic.es]
Fierro, Vanessa [Vanessa.Fierro@univ-lorraine.fr]
Consejo Superior de Investigaciones Científicas [https://ror.org/02gfc7t72]
dc.subject.none.fl_str_mv Iron carbide
Tannin-metal complex
Oxygen reduction reaction
http://metadata.un.org/sdg/7
Ensure access to affordable, reliable, sustainable and modern energy for all
topic Iron carbide
Tannin-metal complex
Oxygen reduction reaction
http://metadata.un.org/sdg/7
Ensure access to affordable, reliable, sustainable and modern energy for all
description Figure S1. FTIR spectra of dried mimosa tannin and hydrochars obtained with and without addition of iron (III) chloride, using a Pluronic-127/mimosa tannin mass ratio of 0.5 (FeTHC-R0.5 and THCR0.5, respectively). Figure S2. Fe3C lattice fringes for Fe-N-(FeTC-R0.5). Aberration-corrected HAADF-STEM images and FFT patterns of different Fe3C particles. The images were recorded using an analytical Titan microscope. Figure S3. Aberration-corrected HAADF-STEM images for Fe-N-(FeTC-R0.5). The images were recorded using an analytical Titan microscope. Figure S4. XRD patterns of TC-R0.5, FeTC-R0.5, Fe-N-(TC-R0.5) and N-(FeTC-R0.5). Figure S5. (a) Raw first- and second-order Raman spectra for TC-R0.5 and Fe-N-(FeTC-R0.5). (b) Deconvolution of first-order Raman profiles into 5 bands. Intensity ratios of deconvoluted bands D (⁓1343 cm-1) and 2D (⁓2676 cm-1) to G (⁓1580 cm-1) are included in the figures. Figure S6. (a) Deconvolution of high-resolution N1s XPS spectra and, (b) high-resolution Fe2p XPS spectra of tannin-derived electrocatalysts. Figure S7. Fe3C lattice fringes for FeTC-R0.5. Aberration-corrected HRTEM and HAADFSTEM images of different Fe3C particles obtained using an analytical Titan microscope. Figure S8. Textural properties of Fe-N-(FeTC-R0.5) and reference materials: (a) N2 adsorption (solid curves) and desorption (dotted curves) isotherms at -196 °C; (b) Pore size distribution (PSD) determined by applying the NLDFT method to N2 and H2 isotherms. The insets show zooms. Figure S9. LSV curves of FeTC-R0.5 and Fe-(FeTC-R0.5) in O2-saturated aqueous solutions of 0.1 M KOH (left) and 0.5 M H2SO4 (right) at 5 mV s-1 and 1600 rpm. Figure S10. (a) Electron transfer number, and (b) peroxide yields as a function of applied potential for tannin-derived catalysts obtained using different Pluronic-127/mimosa tannin mass ratios (R) in O2-saturated aqueous solutions of 0.1 M KOH (left) and 0.5 M H2SO4 (right) at 5 mV s-1 and 1600 rpm. Figure S11. Onset potential and E1/2 as a function of the relative contribution of surface N moieties determined by XPS in alkaline (left), and acidic (right) electrolytes, for electrocatalysts obtained from Fe-containing, tannin-derived hydrochars. Figure S12. Nyquist plots for Fe-N-(FeTC-R0.5) in 0.1 M KOH (left) and 0.5 M H2SO4 (right) aqueous solutions saturated with oxygen at 1600 rpm.Figure S13. Tafel plots of tannin-derived electrocatalyst in 0.1 M KOH (a, b) and 0.5 M H2SO4 (c, d) aqueous solutions saturated with oxygen at 1600 rpm.Figure S14. Chronoamperometric responses under continuous oxygen bubbling of Fe-N- (FeTC-R0.5) catalyst and Pt/C at 1600 rpm and at 0.7 V vs. RHE in 0.1 M KOH (left) and at 0.6 V vs. RHE in 0.5 M H2SO4 (right).Figure S15. CV curves of Fe-N-(FeTC-R0.5) before (solid curves) and after (dotted curves) chronoamperometric experiments at 0.7 V vs. RHE in 0.1 M KOH (left) and at 0.6 V vs. RHE in 0.5 M H2SO4 (right) aqueous solutions saturated with oxygen at 20 mV s-1. Figure S16. Methanol tolerance of Fe-N-(FeTC-R0.5) in O2-saturated electrolytes: 0.1 M KOH (left) and 0.5 M H2SO4 (right). Insets show zoomed-in current density vs. potential in the mixed controlled region. Table S1. Nomenclature of as-synthesized materials and experimental details in the hydrochar synthesis and carbonization stages. Table S2. Chemical composition of tannin-derived electrocatalysts determined by elemental analysis and ICP-AES. Table S3. Total Fe and N contents by XPS and distribution of nitrogen species (considering the total N content by XPS) in tannin-derived electrocatalysts, from deconvolution of the N1s XPS spectrum. Table S4. Results of fitting the Mössbauer spectrum of Fe-N-(FeTC-R0.5) with two sextet and two doublet components. The table reports values of isomer shift (IS), quadrupole splitting (QS), linewidth (LW) and hyperfine field (HF). Table S5. Main textural properties of tannin-derived electrocatalysts. Table S6. ORR parameters of tannin-derived electrocatalysts and Pt/C catalysts in alkaline (0.1 M KOH) and acidic (0.5 M H2SO4) media. Table S7. Summary of activity (E1/2) and stability (in terms of current retention after chronoamperometry (CA) tests) in 0.1 M KOH and 0.5 M H2SO4 of the Fe-N-(FeTC-R0.5) material presented here, and compared with biomass-derived M-N-C catalysts from the literature. Table S8. Comparison of Fe-N-(FeTC-R0.5) and other biomass-derived M-N-C catalysts in AEMFCs and PEMFCs.
publishDate 2024
dc.date.none.fl_str_mv 2024
2025
2025
dc.type.none.fl_str_mv info:eu-repo/semantics/dataset
http://purl.org/coar/resource_type/c_ddb1
format dataset
dc.identifier.none.fl_str_mv http://hdl.handle.net/10261/381711
url http://hdl.handle.net/10261/381711
dc.language.none.fl_str_mv Inglés
language_invalid_str_mv Inglés
dc.relation.none.fl_str_mv Pérez Rodríguez, Sara; Torres Gamarra, Daniel; Izquierdo Pantoja, María Teresa; Zitolo, Andrea; Bibent, Nicolas; Sougrati, Moulay; Jaouen, Frédéric; Celzard, Alain; Fierro, Vanessa. Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction. http://dx.doi.org/10.1002/smll.202406887. http://hdl.handle.net/10261/375545
http://dx.doi.org/10.1002/smll.202406887
https://onlinelibrary.wiley.com/action/downloadSupplement?doi=10.1002%2Fsmll.202406887&file=smll202406887-sup-0001-SuppMat.pdf
Sí
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Wiley-VCH
publisher.none.fl_str_mv Wiley-VCH
dc.source.none.fl_str_mv reponame:DIGITAL.CSIC. Repositorio Institucional del CSIC
instname:Consejo Superior de Investigaciones Científicas (CSIC)
instname_str Consejo Superior de Investigaciones Científicas (CSIC)
reponame_str DIGITAL.CSIC. Repositorio Institucional del CSIC
collection DIGITAL.CSIC. Repositorio Institucional del CSIC
repository.name.fl_str_mv
repository.mail.fl_str_mv
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spelling Supporting information for Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction [Dataset]Pérez Rodríguez, SaraTorres Gamarra, DanielIzquierdo Pantoja, María TeresaZitolo, AndreaBibent, NicolasSougrati, MoulayJaouen, FrédéricCelzard, AlainFierro, VanessaIron carbideTannin-metal complexOxygen reduction reactionhttp://metadata.un.org/sdg/7Ensure access to affordable, reliable, sustainable and modern energy for allFigure S1. FTIR spectra of dried mimosa tannin and hydrochars obtained with and without addition of iron (III) chloride, using a Pluronic-127/mimosa tannin mass ratio of 0.5 (FeTHC-R0.5 and THCR0.5, respectively). Figure S2. Fe3C lattice fringes for Fe-N-(FeTC-R0.5). Aberration-corrected HAADF-STEM images and FFT patterns of different Fe3C particles. The images were recorded using an analytical Titan microscope. Figure S3. Aberration-corrected HAADF-STEM images for Fe-N-(FeTC-R0.5). The images were recorded using an analytical Titan microscope. Figure S4. XRD patterns of TC-R0.5, FeTC-R0.5, Fe-N-(TC-R0.5) and N-(FeTC-R0.5). Figure S5. (a) Raw first- and second-order Raman spectra for TC-R0.5 and Fe-N-(FeTC-R0.5). (b) Deconvolution of first-order Raman profiles into 5 bands. Intensity ratios of deconvoluted bands D (⁓1343 cm-1) and 2D (⁓2676 cm-1) to G (⁓1580 cm-1) are included in the figures. Figure S6. (a) Deconvolution of high-resolution N1s XPS spectra and, (b) high-resolution Fe2p XPS spectra of tannin-derived electrocatalysts. Figure S7. Fe3C lattice fringes for FeTC-R0.5. Aberration-corrected HRTEM and HAADFSTEM images of different Fe3C particles obtained using an analytical Titan microscope. Figure S8. Textural properties of Fe-N-(FeTC-R0.5) and reference materials: (a) N2 adsorption (solid curves) and desorption (dotted curves) isotherms at -196 °C; (b) Pore size distribution (PSD) determined by applying the NLDFT method to N2 and H2 isotherms. The insets show zooms. Figure S9. LSV curves of FeTC-R0.5 and Fe-(FeTC-R0.5) in O2-saturated aqueous solutions of 0.1 M KOH (left) and 0.5 M H2SO4 (right) at 5 mV s-1 and 1600 rpm. Figure S10. (a) Electron transfer number, and (b) peroxide yields as a function of applied potential for tannin-derived catalysts obtained using different Pluronic-127/mimosa tannin mass ratios (R) in O2-saturated aqueous solutions of 0.1 M KOH (left) and 0.5 M H2SO4 (right) at 5 mV s-1 and 1600 rpm. Figure S11. Onset potential and E1/2 as a function of the relative contribution of surface N moieties determined by XPS in alkaline (left), and acidic (right) electrolytes, for electrocatalysts obtained from Fe-containing, tannin-derived hydrochars. Figure S12. Nyquist plots for Fe-N-(FeTC-R0.5) in 0.1 M KOH (left) and 0.5 M H2SO4 (right) aqueous solutions saturated with oxygen at 1600 rpm.Figure S13. Tafel plots of tannin-derived electrocatalyst in 0.1 M KOH (a, b) and 0.5 M H2SO4 (c, d) aqueous solutions saturated with oxygen at 1600 rpm.Figure S14. Chronoamperometric responses under continuous oxygen bubbling of Fe-N- (FeTC-R0.5) catalyst and Pt/C at 1600 rpm and at 0.7 V vs. RHE in 0.1 M KOH (left) and at 0.6 V vs. RHE in 0.5 M H2SO4 (right).Figure S15. CV curves of Fe-N-(FeTC-R0.5) before (solid curves) and after (dotted curves) chronoamperometric experiments at 0.7 V vs. RHE in 0.1 M KOH (left) and at 0.6 V vs. RHE in 0.5 M H2SO4 (right) aqueous solutions saturated with oxygen at 20 mV s-1. Figure S16. Methanol tolerance of Fe-N-(FeTC-R0.5) in O2-saturated electrolytes: 0.1 M KOH (left) and 0.5 M H2SO4 (right). Insets show zoomed-in current density vs. potential in the mixed controlled region. Table S1. Nomenclature of as-synthesized materials and experimental details in the hydrochar synthesis and carbonization stages. Table S2. Chemical composition of tannin-derived electrocatalysts determined by elemental analysis and ICP-AES. Table S3. Total Fe and N contents by XPS and distribution of nitrogen species (considering the total N content by XPS) in tannin-derived electrocatalysts, from deconvolution of the N1s XPS spectrum. Table S4. Results of fitting the Mössbauer spectrum of Fe-N-(FeTC-R0.5) with two sextet and two doublet components. The table reports values of isomer shift (IS), quadrupole splitting (QS), linewidth (LW) and hyperfine field (HF). Table S5. Main textural properties of tannin-derived electrocatalysts. Table S6. ORR parameters of tannin-derived electrocatalysts and Pt/C catalysts in alkaline (0.1 M KOH) and acidic (0.5 M H2SO4) media. Table S7. Summary of activity (E1/2) and stability (in terms of current retention after chronoamperometry (CA) tests) in 0.1 M KOH and 0.5 M H2SO4 of the Fe-N-(FeTC-R0.5) material presented here, and compared with biomass-derived M-N-C catalysts from the literature. Table S8. Comparison of Fe-N-(FeTC-R0.5) and other biomass-derived M-N-C catalysts in AEMFCs and PEMFCs.This study was partly supported by the French PIA project “Lorraine Université d'Excellence”, reference ANR-15-IDEX-04-LUE, and the TALiSMAN project funded by ERDF. N.B., M.S., and F.J. acknowledge financial support from ANR through the DEEP project (ANR-21-CE05-0021).Peer reviewedWiley-VCHUniversité de Lorraine (France)Agence Nationale de la Recherche (France)European CommissionPérez Rodríguez, Sara [0000-0002-8255-6904]Torres Gamarra, Daniel [0000-0002-7843-6141]Izquierdo Pantoja, María Teresa [0000-0002-2408-2528]Zitolo, Andrea [0000-0002-2187-6699]Bibent, Nicolas [0000-0002-8700-0008]Sougrati, Moulay [0000-0003-3740-2807]Jaouen, Frédéric [0000-0001-9836-3261]Celzard, Alain [0000-0003-0073-9545]Fierro, Vanessa [0000-0001-7081-3697]Pérez Rodríguez, Sara [sperez@icb.csic.es]Fierro, Vanessa [Vanessa.Fierro@univ-lorraine.fr]Consejo Superior de Investigaciones Científicas [https://ror.org/02gfc7t72]202520252024info:eu-repo/semantics/datasethttp://purl.org/coar/resource_type/c_ddb1application/pdfhttp://hdl.handle.net/10261/381711reponame:DIGITAL.CSIC. Repositorio Institucional del CSICinstname:Consejo Superior de Investigaciones Científicas (CSIC)InglésPérez Rodríguez, Sara; Torres Gamarra, Daniel; Izquierdo Pantoja, María Teresa; Zitolo, Andrea; Bibent, Nicolas; Sougrati, Moulay; Jaouen, Frédéric; Celzard, Alain; Fierro, Vanessa. Hierarchical porous Fe3C@Fe-N-C catalysts from tannin-Fe(III) complexes for efficient oxygen reduction. http://dx.doi.org/10.1002/smll.202406887. http://hdl.handle.net/10261/375545http://dx.doi.org/10.1002/smll.202406887https://onlinelibrary.wiley.com/action/downloadSupplement?doi=10.1002%2Fsmll.202406887&file=smll202406887-sup-0001-SuppMat.pdfSíinfo:eu-repo/semantics/openAccessoai:digital.csic.es:10261/3817112026-05-22T06:33:51Z
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