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Browsing by Subject "Reduced graphene oxide"

Now showing items 1-20 of 23

AgBTC MOF-Mediated Approach to Synthesize Silver Nanoparticles Decorated on Reduced Graphene Oxide (rGO@Ag) for Energy Storage Applications

Barjola, Arturo; Rapeyko, Anastasia; Sahuquillo, Oscar; Llabrés i Xamena, Francesc Xavier; Giménez Torres, Enrique (American Chemical Society, 2023-03-22)

[EN] Nanowires of silver-based metal-organic framework (MOF) (AgBTC, BTC = 1,3,5-benzenetricarboxylate) were grown onto graphene oxide layers to generate GO-AgBTC nano composites. Thermal treatment of these composites in ...
Al Guefoams protected against corrosion by RGO

Rodrigo, Rubén; Molina, Javier; Bonastre, José; Maiorano, Lucila P; Molina, José M; Cases, Francisco (Universitat Politècnica de València, 2024-02-05)

To enhance their corrosion protection, Guefoams were coated with RGO using both potentiostatic and potentiodynamic methods. The potentiodynamic method produced the thickest RGO coating and the lowest Cl, O, and Al content, ...
Carbon textiles electrodes modified with RGO and Pt nanoparticles used for electrochemical treatment of azo dye.

Hamous, Hanene; Khenifi, Aicha; Orts Maiques, Francisco José; Bonastre Cano, José Antonio; Cases, Francisco (Elsevier, 2021-04-15)

[EN] The efficiency of Orange G (OG) azo dye degradation using an electrochemical method under potentiostatic conditions has been comparatively studied in two electrolytic cells (divided and undivided cells) in the presence ...
Electroactive calcium-alginate/polycaprolactone/reduced graphene oxide nanohybrid hydrogels for skeletal muscle tissue engineering

Aparicio-Collado, José Luís; Garcia-San-Martin, N.; Molina Mateo, José; Torregrosa Cabanilles, Constantino; Donderis Quiles, Vicente; Serrano-Aroca, A.; Sabater i Serra, Roser (Elsevier, 2022-06)

[EN] Graphene derivatives such as reduced graphene oxide (rGO) are used as components of novel biomaterials for their unique electrical properties. Electrical conductivity is a crucial factor for muscle cells, which are ...
Electrochemical characterization of electrochemically reduced graphene coatings on platinum. Electrochemical study of dye adsorption

Molina Puerto, Javier; Fernández Sáez, Javier; García Albert, Carolina; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2015-06-01)

Reduced graphene oxide coatings were synthesized by cyclic voltammetry on Pt electrodes. Electrochemically reduced graphene oxide was analyzed by scanning electrochemical microscopy for the first time. The redox mediator ...
Electrochemical study on an activated carbon cloth modified by cyclic voltammetry with polypyrrole/anthraquinone sulfonate and reduced graphene oxide as electrode for energy storage

Fernández Sáez, Javier; Bonastre Cano, José Antonio; Molina Puerto, Javier; Cases, F. (Elsevier, 2018)

[EN] This work describes a two-step procedure for the electrochemical coating of reduced graphene oxide (RGO) and polypyrrole anthraquinone sulfonate (PPyAQS) onto an activated carbon cloth (ACC) by cyclic voltammetry (CV). ...
Engineering Active Sites in Reduced Graphene Oxide: Tuning the Catalytic Activity for Aerobic Oxidation

Espinosa-López, Juan Carlos; Alvaro Rodríguez, Maria Mercedes; Dhakshinamoorthy, Amarajothi; Navalón Oltra, Sergio; García Gómez, Hermenegildo (American Chemical Society, 2019-10-07)

[EN] The influence of the graphene oxide (GO) reduction method on the activity of the resulting reduced graphene oxide (rGO) for the aerobic oxidation of benzylamine is reported. Starting from GO obtained by the Hummers ...
Estudio de la actividad catalítica de materiales basados en grafeno en reacciones de oxidación aeróbica con interés para la industria de química fina

Botí Valls, Héctor Ismael (Universitat Politècnica de València, 2018-10-16)

[ES] Tradicionalmente la industria química ha empleado sales de metales de transición como reactivos para llevar a cabo transformaciones orgánicas. Posteriormente, la catálisis ha permitido el desarrollo de procesos más ...
Functionalization of Cotton by RGO/TiO2 to Enhance Photodegradation of Rhodamine B Under Simulated Solar Irradiation

Landi, S., Jr.; Carneiro, J.O.; Fernandes, F.; Parpot, P.; Molina Puerto, Javier; Cases, F.; Fernández Sáez, Javier; Santos, J.G.; Soares, G.M.B.; Teixeira, V.; Samantilleke, A.P. (Springer-Verlag, 2017)

[EN] Reduced graphene oxide (RGO) and titanium dioxide (TiO2) nanoparticles were immobilized on cotton textile substrates to produce self-cleaning textiles. Varying number of layers of RGO andTiO(2) nanoparticles were ...
Investigation of Hybrid Electrodes of Polyaniline and Reduced Graphene Oxide with Bio-Waste-Derived Activated Carbon for Supercapacitor Applications

Benchikh, Imen; Ezzat, Abdelrahman Osama; Sabantina, Lilia; Benmimoun, Youcef; Benyoucef, Abdelghani (MDPI AG, 2024-02)

[EN] Graphene-based materials have been widely studied in the field of supercapacitors. However, their electrochemical properties and applications are still restricted by the susceptibility of graphene-based materials to ...
Modification of the magnesium corrosion rate in physiological saline 0.9 wt % NaCl via chemical and electrochemical coating of reduced graphene oxide

Fernández Sáez, Javier; El Ouardi, Y.; Bonastre Cano, José Antonio; Molina, J. M.; Cases, Francisco (Elsevier, 2019)

[EN] The synthesis of reduced graphene oxide onto magnesium discs by electrochemical and chemical methods is presented in this work. The surface morphology and atomic composition were investigated using field emission ...
On the behavior of reduced graphene oxide based electrodes coated with dispersed platinum by alternate current methods in the electrochemical degradation of reactive dyes

Del Río García, Ana Isabel; García-Albert, Carolina; Molina Puerto, Javier; Fernández Sáez, Javier; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2017-05-22)

The electrochemical behavior of different carbon-based electrodes with and without nanoparticles of platinum electrochemically dispersed on their surface has been studied. Among others, reduced graphene oxide based electrodes ...
Photocatalytic fabrics based on reduced graphene oxide and TiO2 coatings

Molina Puerto, Javier; Fernandes, F.; Fernández Sáez, Javier; Pastor, M.; Correia, A.; Souto, A. P.; Carneiro, J. O.; Teixeira, V.; Cases Iborra, Francisco Javier (Elsevier, 2015-09)

The purpose of this work is to obtain photocatalytic fabrics based on reduced graphene oxide (RGO) and TiO2 coatings on polyester fabrics. The influence of the applied number of RGO coatings on properties such as light ...
Plasma treatment of polyester fabrics to increase the adhesion of reduced graphene oxide

Molina Puerto, Javier; Fernández Sáez, Javier; Fernandes, M.; Souto, A. P.; Esteves, M. F.; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2015-04)

Polyester (PES) fabrics were treated with plasma to enhance the adhesion of reduced graphene oxide (RGO) and produce conductive fabrics. The surface energy of the plasma treated fabrics was measured using contact angle ...
Protección frente a la corrosión de espumas de magnesio con aplicaciones biomédicas

Ouardi, Youssef el (Universitat Politècnica de València, 2018-10-11)

[ES] Las espumas de magnesio presentan unas características que las hacen atractivas para su aplicación en la regeneración de tejido vivo. Sin embargo, se corroen fácilmente en el medio fisiológico, por ello, se busca ...
Reduced Graphene Oxide Nanosheet-Decorated Copper Oxide Nanoparticles: A Potent Antifungal Nanocomposite against Fusarium Root Rot and Wilt Diseases of Tomato and Pepper Plants

El-Abeid, Sozan E.; Ahmed, Yosra; Daròs, José-Antonio; Mohamed, Mohamed A. (MDPI AG, 2020-05)

[EN] Sustainable use of nanotechnology in crop protection requires an understanding of the plant's life cycle, potential toxicological impacts of nanomaterials and their mechanism of action against the target pathogens. ...
Reduced Graphene Oxides as Carbocatalysts in Acceptorless Dehydrogenation of N-Heterocycles

Mollar-Cuni, Andrés; Ventura-Espinosa, David; Martin, Santiago; García Gómez, Hermenegildo; Mata, Jose A. (American Chemical Society, 2021-12-03)

[EN] The catalytic properties of graphene-derived materials are evaluated in acceptorless dehydrogenation of N-heterocycles. Among them, reduced graphene oxides (rGOs) are active (quantitative yields in 23 h) under mild ...
Study on the specific capacitance of an activated carbon cloth modified with reduced graphene oxide and polyaniline by cyclic voltammetry

Fernández Sáez, Javier; Bonastre Cano, José Antonio; Molina Puerto, Javier; Del Río García, Ana Isabel; Cases Iborra, Francisco Javier (Elsevier, 2017-05-11)

This work describes a two-step process for the electrochemical coating of reduced graphene oxide (RGO) and polyaniline (PANI) onto an activated carbon cloth (ACC) by cyclic voltammetry (CV). The fact that the two syntheses ...
Surface modification of jute fabrics by reduced graphene oxide-conducting polymer coatings for their application in low-cost and eco-friendly supercapacitors.

Bonastre Cano, José Antonio; Molina Puerto, Javier; Cases, Francisco (Elsevier, 2023-10-01)

[EN] In this study, flexible textile supercapacitors were obtained on jute fabrics. Insulating jute fibers were converted into electrically conducting using an optimized reduced graphene oxide (rGO) deposition method. ...
Surface modification of jute fabrics by rGO-ICP for eco-friendly supercapacitors, Journal of Energy Storage 2023

Cases Iborra, Francisco Javier; Bonastre Cano, José Antonio; Molina Puerto, Javier (Universitat Politècnica de València, 2024-03-05)

[EN] In this study, flexible textile supercapacitors were obtained on jute fabrics. Insulating jute fibers were converted into electrically conducting using an optimized reduced graphene oxide (rGO) deposition method. ...