Chemistry

Electrocatalytic Oxygen Reduction Reaction on 48-Tungsto-8-Phosphate Wheel Anchored on Carbon Nanomaterials

Authors: Novais, HC; Jarrais, B; Haider, A; Kortz, U; Guerrero-Ruiz, A; Rodriguez-Ramos, I; Freire, C; Fernandes, DM

Article; Early Access.
Electrocatalysis. vol: . page: 1868-2529.
Date: . .
Doi: 10.1007/s12678-022-00792-w.

Abstract:
Regardless of great efforts, the development of novel low cost electrocatalysts with high electrocatalytic activity for the oxygen reduction reaction (ORR) remains a real challenge. This is a setback for the [read more]

POLYANILINE SUPPORTED g-C3N4/CeO2 FLUORESCENT CHEMOSENSOR FOR SELECTED HEAVY METAL AND NITRATE IONS DETERMINATION

Authors: Ali, AH; Diaz, I; Tsegaye, AA; Mengesha, AT

Article.
Acta Chem. Iasi. vol: 30. page: 2067-2438.
Date: . 2022.
Doi: 10.47743/achi-2022-1-0003.

Abstract:
The increasing of toxic heavy metal and nitrate ions contamination in water and food systems worldwide has become a core problem. Therefore, the development of real-time, highly sensitive and selective, simple technique for nitrate and toxic heavy metals ions [read more]

2023-01-15T10:59:52+01:00Categories: Publications 2022|Tags: , |

Affinity-matured DLL4 ligands as broad-spectrum modulators of Notch signaling

Authors: David Gonzalez-Perez, Satyajit Das, Daniel Antfolk, Hadia S. Ahsan, Elliot Medina, Carolyn E. Dundes, Rayyan T. Jokhai, Emily D. Egan, Stephen C. Blacklow, Kyle M. Loh, Paulo C. Rodriguez & Vincent C. Luca

Article;
Nature Chemical Biology. 19, pages9–17
Date: sept. 2022
Doi: 10.1039/d2se01073a.

Abstract:

The Notch pathway regulates cell fate decisions and is an emerging target for regenerative and [read more]

Aqueous phase hydrogenation of maleic acid to succinic acid mediated by formic acid: the robustness of the Pd/C catalytic system

Authors: Orozco-Saumell, A; Mariscal, R; Iglesias, J; Maireles-Torres, P; Granados, ML

Article; Early Access.
Sustain. Energ. Fuels. vol: . page: 2398-4902.
Date: . .
Doi: 10.1039/d2se01073a.

Abstract:
Long-term liquid phase studies of the activity in the formic acid-mediated hydrogenation of MAc to SAc were conducted in a fixed bed continuous reactor for two relevant situations: neutralising maleic and formic acids with NaOH [read more]

Sulfur-doped carbon nanofibers as support for tantalum oxides bifunctional catalysts for the oxygen reduction and evolution reactions

Authors: Ruiz-Cornejo, JC; Sebastian, D; Pardo, JI; Martinez-Huerta, MV; Lazaro, MJ

Article.
J. Power Sources. vol: 546. page: 0378-7753.
Date: oct-30. 2022.
Doi: 10.1016/j.jpowsour.2022.231988.

Abstract:
Highly efficient, low-cost and stable bifunctional catalysts for oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) are highly desirable for the development of green electrochemical energy storage and conversion devices. Here, we report the synthesis of [read more]

Surface modification of Cu2O-CuO photocatalyst on Cu wire through decorating with TiO2 nanoparticles for enhanced visible light photocatalytic activity

Authors: Ansari, F; Sheibani, S; Fernandez-Garcia, M

Article.
J. Alloy. Compd.. vol: 919. page: 0925-8388.
Date: oct-25. 2022.
Doi: 10.1016/j.jallcom.2022.165864.

Abstract:
In this paper, the fabrication of Cu2O-CuO/TiO2 nanocomposite photocatalysts on Cu wire was performed successfully via chemical-thermal oxidation and sol-gel process. The chemical-thermal oxidations were applied for Cu2O-CuO nanostructure fabrication on the Cu wire surface. The sol-gel process was utilized for [read more]

Surface modification of Cu2O-CuO photocatalyst on Cu wire through decorating with TiO(2 )nanoparticles for enhanced visible light photocatalytic activity

Authors: Ansari, F; Sheibani, S; Fernandez-Garcia, M

Article.
J. Alloy. Compd.. vol: 919. page: 0925-8388.
Date: oct-25. 2022.
Doi: 10.1016/j.jallcom.2022.165864.

Abstract:
In this paper, the fabrication of Cu2O-CuO/TiO2 nanocomposite photocatalysts on Cu wire was performed successfully via chemical-thermal oxidation and sol-gel process. The chemical-thermal oxidations were applied for Cu2O-CuO nanostructure fabrication on the Cu wire surface. The sol-gel process was utilized for [read more]

Recent advances in continuous reduction of furfural to added value chemicals

Authors: Richel, A; Maireles-Torres, P; Len, C

Article.
Curr. Opin. Green Sustain. Chem.. vol: 37. page: 2452-2236.
Date: OCT. 2022.
Doi: 10.1016/j.cogsc.2022.100655.

Abstract:
This report describes the recent advances in reduction of furfural to added-value chemicals under liquid phase and gas phase continuous flow systems using conventional activation and using electrochemical activation. The main biobased-chemicals obtained furfuryl alcohol, tetrahydrofurfuryl alcohol, 2-methylfuran and [read more]

Optimization of the immobilization of xylanase from Thermomyces lanuginosus to produce xylooligosaccharides in a batch type reactor

Authors: Alagoz, D; Varan, NE; Yildirim, D; Fernandez-Lafuente, R

Article.
Mol. Catal.. vol: 531. page: 2468-8231.
Date: OCT. 2022.
Doi: 10.1016/j.mcat.2022.112647.

Abstract:
The xylanase from Thermomyces lanuginosus was immobilized following very different protocols, using 3-aminopropyl (Xyl/CNT-NH2) and carboxylic acid (Xyl/CNT-C) functionalized multi-walled carbon nanotubes or after glutaraldehyde activation of CNT-NH2 (Xyl/CNT-Glu). It was also immobilized on carboxylic acid functionalized multi-walled carbon nanotubes [read more]

2022-11-09T17:49:34+01:00Categories: Publications 2022|Tags: , |

Characterization of lignin and lignin-derivatives from biomass. Application as expander of Lead-acid battery

Authors: Naim, MT; Lara-Serrano, M; Romero, AF; Morales-delaRosa, S; Campos-Martin, JM; Moreno, JRA; Ocon, P

Article.
Arab. J. Chem.. vol: 15. page: 1878-5352.
Date: OCT. 2022.
Doi: 10.1016/j.arabjc.2022.104127.

Abstract:
Expanders, as lignosulfonates, are crucial for a good performance of Pb/acid batteries. In the process of discharge, the Pb and the PbO2 go to PbSO4. The formed PbSO4 is adsorbed on the surface [read more]

2022-11-09T17:46:33+01:00Categories: Publications 2022|Tags: , |

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