Materials Science

Visible light production of hydrogen from glycerol over Cu2O-gC(3)N(4) nanocomposites with enhanced photocatalytic efficiency

Authors: Alhaddad, M; Navarro, RM; Hussein, MA; Mohamed, RM

Article.
J. Mater. Res. Technol-JMRT. vol: 9. page: 2238-7854.
Date: NOV-DEC. 2020.
Doi: 10.1016/j.jmrt.2020.10.093.

Abstract:
In this work, we investigate nanostructured Cu2O-gC(3)N(4) composites with diverse Cu2O addition (0.5-3.0 mol %) prepared by ultrasonication-mixture of mesoporous Cu20 and g-C3N4 prepared individually from soft and hard -template sol gel, respectively. The efficiency of the Cu2O-gC(3)N(4) [read more]

Enhancing NIR emission in ZnAl2O4:Nd,Ce nanofibers by co-doping with Ce and Nd: a promising biomarker material with low cytotoxicity

Autoes: Rojas-Hernandez, RE; Rubio-Marcos, F; Gorni, G; Marini, C; Danilson, M; Pascual, L; Ichikawa, RU; Hussainova, I; Fernandez, JF

Artículo.
J. Mater. Chem. C. vol: 9. page: 2050-7526.
Fecha: JAN 14. 2021.
Doi: 10.1039/d0tc04752j.

Resumen:
Development of new near infrared luminescent (NIR) emitters improves our understanding of their fundamental structure-property relationships. The ability to use efficient energy transfer to convert ultraviolet or [read more]

Tecnologías del Hidrógeno

Autores: Chica, A; Fernandez, A; Fernandez, JR; Grasa, G; Laguna-Bercero, MA; Lazaro, MJ; Martinez, I; Pena, MA; Pinilla, JL; Sebastian, D; Serra, JM; Serra, M; Suelves, I; Valino, L

Article.
Bol. Grupo Esp. Carbon. vol: . page: 2172-6094.
Date: DEC. 2020.
Pdf: http://www.gecarbon.org/boletines/articulos/BoletinGEC_058-art5.pdf

Abstract:
The interest in hydrogen technologies has grown in recent years, mainly because an economy based [read more]

Biocombustibles

Autores: Campos-Martin, JM; Chica, A; Domine, ME; Garcia, T; Pawelec, B; Pinilla, JL; Rojas, S; Serra, JM; Suelves, I

Article.
Bol. Grupo Esp. Carbon. vol: . page: 2172-6094.
Date: DEC. 2020.
Pdf: http://www.gecarbon.org/boletines/articulos/BoletinGEC_058-art6.pdf

Abstract:
Biofuels will play a key role in the energy of the future, especially in the transport sector, reducing the current dependence on oil and the [read more]

Bi2O3/g-C3N4 nanocomposites as proficient photocatalysts for hydrogen generation from aqueous glycerol solutions beneath visible light

Authors: Alhaddad, M; Navarro, RM; Hussein, MA; Mohamed, RM Article. Ceram. Int.. vol: 46. page: 0272-8842. Date: NOV. 2020. Doi: 10.1016/j.ceramint.2020.06.271. Abstract: A sequence of Bi2O3/g-C3N4 nanocomposites with diverse Bi2O3 content (0.5-5 molar %) has been synthesized by the sonication-mixture method using mesoporous beta-Bi2O3 and g-C3N4 and utilized as efficient photocatalysts for hydrogen generation from aqueous [read more]

2020-11-29T00:00:00+01:00Categories: Publicaciones 2020|Tags: , |

Visible light production of hydrogen from glycerol over Cu2O-gC(3)N(4) nanocomposites with enhanced photocatalytic efficiency

Autores: Alhaddad, M; Navarro, RM; Hussein, MA; Mohamed, RM

Artículo.
J. Mater. Res. Technol-JMRT. vol: 9. página: 2238-7854.
Fecha: nov-15. 2020.
Doi: 10.1016/j.jmrt.2020.10.093.

Resumen:
In this work, we investigate nanostructured Cu2O-gC(3)N(4) composites with diverse Cu2O addition (0.5-3.0 mol %) prepared by ultrasonication-mixture of mesoporous Cu20 and g-C3N4 prepared individually from soft and hard -template sol gel, respectively. The efficiency of the Cu2O-gC(3)N(4) [read more]

Biocide mechanism of highly efficient and stable antimicrobial surfaces based on zinc oxide-reduced graphene oxide photocatalytic coatings

Authors: Valenzuela, L; Iglesias-Juez, A; Bachiller-Baeza, B; Faraldos, M; Bahamonde, A; Rosal, R Article. J. Mat. Chem. B. vol: 8. page: 2050-750X. Date: sep-28. 2020. Doi: 10.1039/d0tb01428a. Abstract: Highly efficient photoactive antimicrobial coatings were obtained using zinc oxide-reduced graphene oxide nanocomposites (ZnO-rGO). Their remarkable antibacterial activity and high stability demonstrated their potential use for photoactive biocide [read more]

2020-09-28T00:00:00+02:00Categories: Publicaciones 2020|Tags: , |

Carbon Nanotubes-Filled Siloxane Composite Foams for Oil Recovery Application: Compression Properties

Authors: Piperopoulos, E; Calabrese, L; Mastronardo, E; Proverbio, E; Milone, C

Article.
Fibers. vol: 8. page: .
Date: JUL. 2020.
Doi: 10.3390/fib8070045.

Abstract:
This paper studies the correlation between oil recovery usability and mechanical behavior under compression loads of an innovative oil recovery material. The examined composites are silicone foams filled with carbon nanotubes (CNT). Here, the reutilization of oil recovery processes [read more]

Bottleneck Effect Explained by Le Bail Refinements: Structure Transformation of Mg-CUK-1 by Confining H2O Molecules

Authors: Sanchez-Gonzalez, E; Flores, JG; Flores-Reyes, JC; Morales-Salazar, I; Blanco-Carapia, RE; Rincon-Guevara, MA; Islas-Jacome, A; Gonzalez-Zamora, E; Aguilar-Pliego, J; Ibarra, IA

Article.
Materials. vol: 13. page: .
Date: APR. 2020.
Doi: 10.3390/ma13081840.

Abstract:
The structure transformation of Mg-CUK-1 due to the confinement of H2O molecules was investigated. Powder X-ray diffraction (PXRD) patterns were collected at different H2O loadings and the cell parameters [read more]

Morphological effects on catalytic performance of LTL zeolites in acylation of 2-methylfuran enhanced by non-microwave instant heating

Authors: Ahmad, NH; Daou, TJ; Maireles-Torres, P; Zaarour, M; Mintova, S; Ling, TC; Ng, EP

Article.
Mater. Chem. Phys.. vol: 244. page: 0254-0584.
Date: APR 1. 2020.
Doi: 10.1016/j.matchemphys.2020.122688.

Abstract:
Morphological characteristics of zeolites can have significant effects on the catalytic reactions. However, the roles of zeolite morphology on catalytic reactions, particularly Friedel-Crafts acylation of 2-methylfuran, are still not clear. Hence, LTL-type [read more]

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