Effect of Tris Buffer in the Intensity of the Multipoint Covalent Immobilization of Enzymes in Glyoxyl-Agarose Beads

Authors: Braham, SA; Morellon-Sterling, R; de Andrades, D; Rodrigues, RC; Siar, EH; Aksas, A; Pedroche, J; Millan, MD; Fernandez-Lafuente, R

Article; Early Access.
Appl. Biochem. Biotechnol.. vol: . page: 0273-2289.
Date: . .
Doi: 10.1007/s12010-021-03570-4.

Abstract:
Tris is an extensively used buffer that presents a primary amine group on its structure. In the present work trypsin, chymotrypsin and penicillin G acylase (PGA) [read more]

Magnetic Properties of Efficient Catalysts Based on La-Doped Ceria-Supported Nickel Nanoparticles for rWGS Reaction. Influence of Ni Loading

Authors: Alvarez-Galvan, C; Martinez, JL; Capel-Sanchez, M; Pascual, L; Alonso, JA

Article; Early Access.
Adv. Sustain. Syst.. vol: . page: 2366-7486.
Date: . .
Doi: 10.1002/adsu.202100029.

Abstract:
The influence of Ni loading on Ce09La0.1O1.95-supported Ni catalysts for CO2 reduction with hydrogen (reverse water gas shift reaction) is studied. The samples are prepared by solution combustion synthesis (SCS), leading to materials with high [read more]

Tandem catalysts for the selective hydrogenation of butadiene with hydrogen generated from the decomposition of formic acid

Authors: Carrales-Alvarado, DH; Dongil, AB; Guerrero-Ruiz, A; Rodriguez-Ramos, I

Article; Early Access.
Chem. Commun.. vol: . page: 1359-7345.
Date: . .
Doi: 10.1039/d1cc01954f.

Abstract:
We report for the first time the selective hydrogenation of 1,3-butadiene to butene using formic acid as the hydrogen source with 1 wt% Pd/carbon in a continuous flow reactor. The catalytic results show that the selectivity is even [read more]

2021-07-01T18:00:42+02:00Categories: Publications 2021|Tags: , |

Implications of Co-Feeding Water on the Growth Mechanisms of Retained Species on a SAPO-18 Catalyst during the Methanol-to-Olefins Reaction

Authors: Valecillos, J; Hita, I; Sastre, E; Aguayo, AT; Castano, P

Article; Early Access.
ChemCatChem. vol: . page: 1867-3880.
Date: . .
Doi: 10.1002/cctc.202100124.

Abstract:
The dynamics of retained and deactivating species in a SAPO-18 catalyst during the methanol-to-olefins reaction have been followed using a combination of ex-situ and in-situ techniques in differential and integral reactors.The retained species were analyzed using extraction, [read more]

2021-07-01T18:00:42+02:00Categories: Publications 2021|Tags: , |

Short-channel mesoporous SBA-15 silica modified by aluminum grafting as a support for CoRu Fischer-Tropsch synthesis catalysts

Authors: Mohammadnasabomran, S; Marquez-Alvarez, C; Perez-Pariente, J; Martinez, A

Article.
Catal. Sci. Technol.. vol: 11. page: 2044-4753.
Date: jun-21. 2021.
Doi: 10.1039/d0cy02418j.

Abstract:
Highly ordered short-channel mesoporous silica SBA-15 with large pores (11.2 nm) has been synthesized by using tetramethyl orthosilicate (TMOS) as a silica source, the amphiphilic block copolymer Pluronic PE-10400 as a structure-directing agent, and 1,3,5-triisopropylbenzene as a swelling agent. [read more]

2021-06-21T00:00:00+02:00Categories: Publications 2021|Tags: , |

The relevance of Lewis acid sites on the gas phase reaction of levulinic acid into ethyl valerate using CoSBA-xAl bifunctional catalysts

Authors: Munoz-Olasagasti, M; Granados, ML; Jimenez-Gomez, CP; Cecilia, JA; Maireles-Torres, P; Dumesic, JA; Mariscal, R

Article.
Catal. Sci. Technol.. vol: 11. page: 2044-4753.
Date: jun-21. 2021.
Doi: 10.1039/d1cy00166c.

Abstract:
A series of Co supported on Al-modified SBA-15 catalysts has been studied in the gas phase direct transformation of levulinic acid (LA) into ethyl valerate (EV) using a continuous fixed-bed reactor and ethanol [read more]

2021-06-21T00:00:00+02:00Categories: Publications 2021|Tags: , |

Ce=O Terminated CeO2

Authors: Grinter, DC; Allan, M; Yang, HJ; Salcedo, A; Murgida, GE; Shaw, BJ; Pang, CL; Idriss, H; Ganduglia-Pirovano, MV; Thornton, G

Article.
Angew. Chem.-Int. Edit.. vol: 60. page: 1433-7851.
Date: jun-14. 2021.
Doi: 10.1002/anie.202101771.

Abstract:
Multiply bonded lanthanide oxo groups are rare in coordination compounds and have not previously been reported for a surface termination of a lanthanide oxide. Here we report [read more]

2021-07-01T21:20:07+02:00Categories: Publications 2021|Tags: , |

Metabolomics reveals synergy between Ag and g-C3N4 in Ag/g-C3N4 composite photocatalysts: a unique feature among Ag-doped biocidal materials

Authors: Kubacka, A; Rojo, D; Munoz-Batista, MJ; Barbas, C; Fernandez-Garcia, M; Ferrer, M

Article.
Metabolomics. vol: 17. page: 1573-3882.
Date: JUN. 2021.
Doi: 10.1007/s11306-021-01804-4.

Abstract:
Introduction The silver/graphitic carbon nitride (Ag/g-C3N4) composite system exerts biocidal activity against the pathogenic bacterium Escherichia coli 1337-H that is stronger than that of well-known silver and titanium oxide (TiO2)-based composites. However, whether the Ag/g-C3N4 composite system [read more]

2021-06-01T00:00:00+02:00Categories: Publications 2021|Tags: |

Sustainable M-MOF-74 (M = Cu, Co, Zn) prepared in methanol as heterogeneous catalysts in the synthesis of benzaldehyde from styrene oxidation

Authors: Flores, JG; Diaz-Garcia, M; Ibarra, IA; Aguilar-Pliego, J; Sanchez-Sanchez, M

Article.
J. Solid State Chem.. vol: 298. page: 0022-4596.
Date: JUN. 2021.
Doi: 10.1016/j.jssc.2021.122151.

Abstract:
Metal-Organic Framework (MOF) materials are promising heterogeneous catalysts in different areas including Fine Chemistry, mainly if they possess open metal sites and if they are nanocrystalline. In this work, a new sustainable methodology to obtain nanocrystalline [read more]

Evaluation of the role of graphene-based Cu(i) catalysts in borylation reactions dagger

Authors: Franco, M; Sainz, R; Lamsabhi, A; Diaz, C; Tortosa, M; Cid, MB

Article.
Catal. Sci. Technol.. vol: 11. page: 2044-4753.
Date: may-21. 2021.
Doi: 10.1039/d1cy00104c.

Abstract:
Carbon-supported catalysts have been considered as macromolecular ligands which modulate the activity of the metallic catalytic center. Understanding the properties and the factors that control the interactions between the metal and support allows a fine [read more]

2021-05-21T00:00:00+02:00Categories: Publications 2021|Tags: , |

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