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Julio Cesar Colmenares Zerpa

University of Concepción

Victoria Lamas 471

Concepcion

Chile

  • University of Concepción

SCHOLARLY PAPERS

3

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109

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Scholarly Papers (3)

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1.

Catalytic Valorization of Glycerol in the Absence of External Hydrogen: Effect of the Cu/Zro2 Catalyst Mass and Solvent

Number of pages: 46 Posted: 25 Apr 2023
Julio Cesar Colmenares Zerpa, Jorge Arnoldo Gajardo Parada, Giancarlo Gonzalez, Jose L.G. Fierro, Andreia Filipa Ribeiro Oliveira Peixoto, Anchelee Junkaew, Suwit Suthirakhun, Joao Batista Oliveira dos Santos, Monize Picinini, Ernesto Antonio Urquieta-Gonzalez, Pussana Hirunsit and Ricardo José Chimentão
University of Concepción, University of Concepción, University of Concepción, Institute of Catalysis and Petrochemistry (ICP), Universidade do Porto, affiliation not provided to SSRN, Suranaree University of Technology, Federal University of São Carlos, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and University of Concepción
Downloads 62 (951,658)

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dehydration, glycerol, solvent, catalyst, copper, zirconia

2.

Hydrogen-Free Catalytic Conversion of Highly Concentrated Glycerol Solution: Influence of Si/Al Molar Ratio in Cu/Sba-15 Catalysts

Number of pages: 68 Posted: 19 Jun 2025
Jorge Arnoldo Gajardo Parada, Julio Cesar Colmenares Zerpa, Andreia Filipa Ribeiro Oliveira Peixoto, D.S.A. Silva, Francesc Gispert-Guirado, Jordi Llorca, Ernesto Antonio Urquieta-Gonzalez, Joao Batista Oliveira dos Santos, Mayra G. Álvarez and Ricardo José Chimentão
University of Concepción, University of Concepción, Universidade do Porto, affiliation not provided to SSRN, Universitat Rovira i Virgili, affiliation not provided to SSRN, affiliation not provided to SSRN, Federal University of São Carlos, University of Salamanca and University of Concepción
Downloads 29 (1,332,057)

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glycerol dehydration, hydroxyacetone, mesoporous material, Copper, Si/Al molar ratio, high glycerol concentration

3.

CO2 adsorption at room temperature on Zr-functionalized SBA-15 materials: Role of Si/Zr ratio

Number of pages: 7 Posted: 31 Mar 2026
Julio Cesar Colmenares Zerpa, Jorge Arnoldo Gajardo Parada, Andreia Filipa Ribeiro Oliveira Peixoto, Francesc Gispert-Guirado, Henrique Carvalhais Milanezi, Joao Batista Oliveira dos Santos and Ricardo José Chimentão
University of Concepción, University of Concepción, Universidade do Porto, Universitat Rovira i Virgili, affiliation not provided to SSRN, Federal University of São Carlos and University of Concepción
Downloads 18 (1,470,786)

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Zr-SBA-15, Zirconium, Pseudo-first-order kinetics, CO2 adsorption, TGA