Publications 2019

Synthesis of a germanosilicate zeolite HPM-12 using a short imidazolium-based dication: structure-direction by charge-to-charge distance matching

Authors: Lu, P; Gomez-Hortiguela, L; Gao, ZH; Camblor, MA

Dalton Trans.. vol: 48. page: 1477-9226.
Date: DEC 28. 2019.
Doi: 10.1039/c9dt04089g.

A short imidazolium based dication, with only three methylene units in the spacer linker, selectively directs the crystallization of zeolite HPM-12 (*UOE) as long as there is enough germanium present in the synthesis gel. The integrity of the dication [read more]

2020-05-04T12:35:57+02:00Categories: Publications 2019|Tags: , |

Effect of oxygen addition, reaction temperature and thermal treatments on syngas production from biogas combined reforming using Rh/alumina catalysts

Authors: Navarro-Puyuelo, A; Reyero, I; Moral, A; Bimbela, F; Banares, MA; Gandia, LM

J. Ind. Eng. Chem.. vol: 80. page: 1226-086X.
Date: DEC 25. 2019.
Doi: 10.1016/j.jiec.2019.07.051.

Dry reforming and partial oxidation of biogas were studied using 0.5 wt.% Rh/Al2O3 catalysts, both inhouse prepared and commercial. The effects of O-2 addition on syngas yield and biogas conversion were studied at [read more]

Hydrotreating of Guaiacol and Acetic Acid Blends over Ni2P/ZSM-5 Catalysts: Elucidating Molecular Interactions during Bio-Oil Upgrading

Authors: Gutierrez-Rubio, S; Moreno, I; Serrano, DP; Coronado, JM

ACS Omega. vol: 4. page: 2470-1343.
Date: DEC 17. 2019.
Doi: 10.1021/acsomega.9b03221.

Catalytic hydrodeoxygenation (HDO) is an effective technology for upgrading pyrolysis bio-oils. Although, in the past years, this process has been extensively studied, the relevance of the cross-reactivity between the numerous chemical components of bio-oil has been scarcely explored. However, [read more]

2020-05-04T12:36:17+02:00Categories: Publications 2019|Tags: , |

Upgrading the Properties of Reduced Graphene Oxide and Nitrogen-Doped Reduced Graphene Oxide Produced by Thermal Reduction toward Efficient ORR Electrocatalysts

Authors: Ramirez-Barria, CS; Fernandes, DM; Freire, C; Villaro-Abalos, E; Guerrero-Ruiz, A; Rodriguez-Ramos, I

Nanomaterials. vol: 9. page: .
Date: DEC. 2019.
Doi: 10.3390/nano9121761.

N-doped (NrGO) and non-doped (rGO) graphenic materials are prepared by oxidation and further thermal treatment under ammonia and inert atmospheres, respectively, of natural graphites of different particle sizes. An extensive characterization of graphene materials points out that [read more]

g-C3N4/TiO2 composite catalysts for the photo-oxidation of toluene: Chemical and charge handling effects

Authors: Caudillo-Flores, U; Munoz-Batista, MJ; Luque, R; Fernandez-Garcia, M; Kubacka, A

Chem. Eng. J.. vol: 378. page: 1385-8947.
Date: DEC 15. 2019.
Doi: 10.1016/j.cej.2019.122228.

The interaction between carbon nitride and titania in g-C3N4/TiO2 materials is analyzed from a new perspective. The composite materials are prepared using a well crystallized anatase substrate over which carbon nitride (0.5-4 wt%, promoted or not [read more]

Nanosized-bulk V-containing mixed-oxide catalysts: a strategy for the improvement of the catalytic materials properties

Authors: Lopez-Medina, R; Guerrero-Perez, MO; Banares, MA

New J. Chem.. vol: 43. page: 1144-0546.
Date: DEC 7. 2019.
Doi: 10.1039/c9nj01637f.

A series of nanosized-bulk-supported Mo-V-Nb-Te catalysts was prepared. Using a new synthesis approach, nanocrystalline aggregates of the active phase were deposited on a support. This resulted in the formation of active and selective catalysts for propane oxidation in the acrylic [read more]

2020-05-04T12:36:37+02:00Categories: Publications 2019|Tags: , |

Insights on the electrooxidation of ethanol with Pd-based catalysts in alkaline electrolyte

Authors: Torrero, J; Montiel, M; Pena, MA; Ocon, P; Rojas, S

Int. J. Hydrog. Energy. vol: 44. page: 0360-3199.
Date: DEC 6. 2019.
Doi: 10.1016/j.ijhydene.2019.10.124.

In this work, we report a facile method of synthesis of carbon supported Pd, PdRu, and PdNi nanoparticles, and a comparative study of their catalytic behavior for the electrooxidation of ethanol in alkaline media. The [read more]

Modulation of Lecitase properties via immobilization on differently activated Immobead-350: Stabilization and inversion of enantiospecificity

Authors: Pinheiro, MP; Monteiro, RRC; Silva, FFM; Lemos, TLG; Fernandez-Lafuente, R; Goncalves, LRB; dos Santos, JCS

Process Biochem.. vol: 87. page: 1359-5113.
Date: DEC. 2019.
Doi: 10.1016/j.procbio.2019.08.016.

Lecitase Ultra (Leci) was immobilized on Immobead-350 (IB-350) activated with epoxy (EPO), amino-divinylsulfone (DVS) or amino-glutaraldehyde (GLU) groups. Leci-GLU had 27% more activity versus p-nitro-phenyl butyrate (p-NPB) than Leci-EPO, after 3 h of [read more]

Reductive Amination of Ketones with Benzylamine Over Gold Supported on Different Oxides

Authors: Kolobova, E; Maki-Arvela, P; Pestryakov, A; Pakrieva, E; Pascual, L; Smeds, A; Rahkila, J; Sandberg, T; Peltonen, J; Murzin, DY

Catal. Lett.. vol: 149. page: 1011-372X.
Date: DEC. 2019.
Doi: 10.1007/s10562-019-02917-1.

Reductive amination of cyclohexanone with benzylamine was investigated at 100 degrees C under 30 bar hydrogen in toluene with five different gold catalysts prepared by deposition-precipitation method and [read more]

2020-05-04T12:37:11+02:00Categories: Publications 2019|Tags: , |

Influence of Post-Synthesis Modifications of Ti1-xZrxO2 Nanocrystallites on Their Photocatalytic Activity for Toluene and Methylcyclohexane Degradation

Authors: Hernandez-Alonso, MD; Fresno, F; O’Shea, VAD; Soria, J; Coronado, JM

J. Nanosci. Nanotechnol.. vol: 19. page: 1533-4880.
Date: DEC. 2019.
Doi: 10.1166/jnn.2019.16738.

The modification of the structural and surface characteristics of Ti1-xZrxO2 nanocrystallites by post-synthesis treatments is revealed as an effective way to enhance their photocatalytic activity. Starting with the same batch of mixed oxide prepared from reverse microemulsions, [read more]


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