Listar QUIO_Articles por autoría "27023383-5d18-4e75-b409-05a32b8deaf9"
Mostrando ítems 1-13 de 13
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A cost-effective combination of Rose Bengal and off-the-shelf cationicpolystyrene for the photodynamic inactivation ofPseudomonas aeruginosa
Arnau del Valle, Carla; Pérez-Laguna, Vanesa; Muñoz Resta, Ignacio; Gavara, Raquel; Felip-León, Carles; Miravet, Juan; Rezusta López, Antonio; Galindo, Francisco Elsevier (2020)Two new photoactive materials have been prepared, characterized and tested againstPseudomonas aeruginosabacteria (planktonic suspension). The synthesis of the polymeric photosensitizers can be made at a multigramscale, in ... -
A spectroscopic study to assess the photogeneration of singlet oxygen by graphene oxide
Felip-León, Carles; Puche, Marta; Miravet, Juan; Galindo, Francisco; Feliz, Marta Elsevier (2019)The photogeneration of singlet oxygen (1 O2) during short irradiation times of graphene oxide (GO) is assessed under visible light with soft irradiation conditions either directly monitoring the phosphorescence emission ... -
Adsorption of Rose Bengal on a self-assembled fibrillar network affords a thermally switchable oxygenation photocatalyst and a thermochromic soft material
Arnau del Valle, Carla; Felip-León, Carles; Angulo-Pachón, César A.; Galindo, Francisco; Miravet, Juan Elsevier (2019-10-03)Rose Bengal (RB) can be homogeneously dispersed in dichloromethane by its adsorption on the fibrillar network of a molecular gel formed in this solvent. The RB loaded gel was visualized by confocal scanning laser microscopy, ... -
Chameleonic, Light Harvesting Photonic Gels Based on Orthogonal Molecular Fibrillization
Felip-León, Carles; Diaz-Oltra, Santiago; Galindo, Francisco; Miravet, Juan American Chemical Society (2016-10)The preparation of smart photonic gels composed of two orthogonally self-assembled fibrillar networks is reported. The molecular gelators are a light acceptor derived from 4-amino-1,8-naphthalimide and an acridine-based ... -
Diamine acylation with amino acid derivatives: an example of proximity effect in organic reactivity induced by supramolecular aggregation
Felip-León, Carles; Segarra Maset, María Dolores; Escuder, Beatriu; Miravet, Juan Elsevier (2015-02)Unexpected high yields of diamide 3 are obtained in the reaction of 1,3-propanediamine with an activated ester of l-valine (1) under adverse proportions of the reactants, namely in the presence of an excess of 1,3-propanediamine. ... -
High Optical Performance of Cyan‐Emissive CsPbBr3 Perovskite Quantum Dots Embedded in Molecular Organogels
Vallés Pelarda, Marta; Gualdrón Reyes, Andrés Fabián; Felip-León, Carles; Angulo-Pachón, César A.; Agouram, Said; Muñoz-Sanjosé, Vicente; Miravet, Juan; Galindo, Francisco; Mora-Sero, Ivan Wiley (2021)Perovskite quantum dots (PQDs) have fascinating optoelectronic properties, such as high photoluminescence quantum yield (PLQY) for a broad range of materials, and the possibility to obtain different bandgaps with the same ... -
Insights into the aggregation-induced emission of 1,8-naphthalimide-based supramolecular hydrogels
Felip-León, Carles; Galindo, Francisco; Miravet, Juan Royal Society of Chemistry (2018)The study of aggregation-induced emission (AIE) of a series of 1,8-naphthalimide derivatives in aqueous media is reported herein. Some of these molecules constitute the first examples of 1,8-naphthalimidecontaining amino ... -
Multimodal Light-Harvesting Soft Hybrid Materials: Assisted Energy Transfer upon Thermally Reversible Gelation
Felip-León, Carles; Guzzetta, F.; Julian-Lopez, Beatriz; Galindo, Francisco; Miravet, Juan American Chemical Society (2017)Multimodal light-harvesting soft systems able to absorb UV-to-NIR radiations and convert into visible emissions have drawn much attention in the last years in order to explore new areas of application in energy, photonics, ... -
Photoactive Hexanuclear Molybdenum Nanoclusters Embedded in Molecular Organogels
Arnau del Valle, Carla; Felip-León, Carles; Angulo-Pachón, César A.; Mikhailov, Maxim; Sokolov, Maxim; Miravet, Juan; Galindo, Francisco American Chemical Society (2019-07-05)Hexanuclear molybdenum clusters are attractive species because of their outstanding photonic properties, and in the past they have been attached to a variety of supports such as organic polymers and inorganic nanoparticles, ... -
Self-Assembly Controls Reactivity with Nitric Oxide: Implications for Fluorescence Sensing
Felip-León, Carles; Angulo-Pachón, César A.; Miravet, Juan; Galindo, Francisco American Chemical Society (2018)Three molecules containing the fluorophore 4-amino-1,8-naphthalimide (ANI) and showing different tendencies to self-assembly in aqueous environment have been prepared and fully characterized. The fluorescence emissions of ... -
Sizing Down a Supramolecular Gel into Micro- and Nanoparticles
Felip-León, Carles; Cejudo Marín, Rocío; Peris, Mireia; Galindo, Francisco; Miravet, Juan American Chemical Society (2017)A low molecular weight gelator with a fluorescent 1,8- naphthalimide unit forms micro- and nanoparticles in aqueous media. Slow addition of a DMSO solution of the gelator into water affords either a selfassembled fibrillar ... -
Synthesis, spectroscopic studies and biological evaluation of acridine derivatives: The role of aggregation on the photodynamic efficiency
Felip-León, Carles; Martínez Arroyo, Olga; Diaz-Oltra, Santiago; Miravet, Juan; Apostolova, Nadezda; Galindo, Francisco Elsevier (2018-03-01)Two new photoactive compounds (1 and 2) derived from the 9-amidoacridine chromophore have been synthesized and fully characterized. Their abilities to produce singlet oxygen upon irradiation have been compared. The synthesized ... -
Thermally Regulated Reversible Formation of Vesicle-Like Assemblies by Hexaproline Amphiphiles
Felip-León, Carles; Galindo, Francisco; Miravet, Juan; Castelletto, Valeria; Hamley, Ian W. American Chemical Society (2017-07)Peptides composed of hexaproline and glutamic acid (P6E) or lysine (P6K) as C-terminal units show thermally promoted aggregation, affording vesicle-like assemblies upon heating to 80 °C. The aggregation is analyzed by ...