Listar Departament: Química Inorgànica i Orgànica por título

Mostrando ítems 337-356 de 732

    • openAccess   La mujer en la sombra de la ciencia 

      Escribano López, Purificación Universitat Jaume I. Institut Universitari d’Investigació Feminista i de gènere (1996)

    • openAccess   Lanthanide doped ZnS quantum dots dispersed in silica glasses: an easy one pot sol–gel synthesis for obtaining novel photonic materials 

      Planelles Aragó, José; Julian-Lopez, Beatriz; Cordoncillo, Eloisa; Escribano López, Purificación; Pellé, Fabienne; Viana, Bruno; Sánchez, Clément Royal Society of Chemistry (2008)
      Silica glasses containing both ZnS quantum dots (QDs) and luminescent lanthanide ions are attractive candidates to develop new lighting displays, sensor devices or laser emitters. This work reports an easy sol–gel method ...

    • openAccess   Large scale synthesis of nanostructured zirconia-based compounds from freeze-dried precursors 

      Gómez, Andrés; Villanueva, Regina; Vie, D.; Murcia Mascaros, S.; Martínez, Eduardo; Beltrán, Aurelio; Sapiña, Fernando; Vicent Cabedo, Mónica; Sánchez-Vilches, Enrique Elsevier (2013)
      Nanocrystalline zirconia powders have been obtained at the multigram scale by thermal decomposition of precursors resulting from the freeze-drying of aqueous acetic solutions. This technique has equally made possible to ...

    • openAccess   Las baldosas cerámicas, ¿un campo atractivo en la investigación del siglo XXI? 

      BARRACHINA ALBERT, ESTER; Fraga Chiva, Diego; Calvet Roures, Iván; Carda Castelló, Juan Bautista Omnimedia (2016-01)
      El sector cerámico español especializado en baldosas cerámicas (pavimento y revestimiento) está concentrado geográficamente en la provincia de Castellón, en una zona delimitada al norte, por las localidades de L´ Alcora ...

    • openAccess   Laser and electron beam-induced formation of Ag/Cr structures on Ag2CrO4 

      Lemos, Pablo; Silva, G. S.; Roca, R. A.; Assis, Marcelo de; Torres-Mendieta, Rafael; Beltrán Mir, Héctor; Mínguez-Vega, Gladys; Cordoncillo, Eloisa; Andres, Juan; Longo, Elson Royal Society of Chemistry (2019)
      The interactions of silver chromate (Ag2CrO4) with a femtosecond (fs) laser and electron beam irradiations were investigated. For the first time, the growth and coalescence of metallic Ag nanoparticles (NPs) on an Ag2CrO4 ...

    • openAccess   Laser/Electron Irradiation on Indium Phosphide (InP) Semiconductor: Promising Pathways to In Situ Formation of Indium Nanoparticles 

      Assis, Marcelo de; Guerra Macedo, Nadia; Machado, Thales Rafael; Ferrer, Mateus M.; Gouveia, Amanda; Cordoncillo, Eloisa; Torres-Mendieta, Rafael; Beltrán Mir, Héctor; Mínguez-Vega, Gladys; Leite, Edson R.; Sambrano, Julio; Andres, Juan; Longo, Elson Wiley (2018)
      In the current study, whether femtosecond laser and electron beam irradiation of indium phosphide (InP) are “green,” fast, and effective methods to produce metallic In nanoparticles is probed. High-resolution transmission ...

    • openAccess   LCST-type polymers based on chiral-polymeric ionic liquids 

      Montolio Breva, Silvia; González, Laura; Altava, Belen; Tenhu, Heikki; Burguete, M. Isabel; Garcia-Verdugo, Eduardo; Luis, Santiago V. Royal Society of Chemistry (2014)
      The self-assembly of linear polymers containing chiral IL units generates a high-order supramacromolecular structure with a complex hierarchical architecture, which is able to exhibit thermoresponsive behavior (lower ...

    • openAccess   Lead Sulfide Nanocubes for Solar Energy Storage 

      Lemsi, Amira; Cardenas-Morcoso, Drialys; Haro, Marta; Gil Barrachina, Carlos; Aranda Alonso, Clara; Maghraoui Meherzi, Hager; García-Tecedor, Miguel; Gimenez, Sixto; Julian-Lopez, Beatriz Wiley (2020-04-23)
      Lead sulfide (PbS) nanocubes are produced by a very simple solvothermal procedure that uses a unique molecule, ethylenediamine, as solvent and capping ligand to control the size and shape of the nanocrystals. Detailed ...

    • openAccess   Lignoids Isolated from Nectandra turbacensis (Kunth) Nees (Lauraceae) 

      Macías-Villamizar, Víctor; Cuca-Suárez, Luís; González, Florenci; Rodríguez, Santiago Academy of Chemistry of Globe Publications (2016)
      A new 7,8-secolignan, as well as seven known compounds; were isolated from Nectandra turbacensis (Kunth) Nees (Lauraceae) (leaves and root bark). These compounds were identified as, one secolignan, turbacenlignan A (1); ...

    • closedAccess   Liposome-Enveloped Molecular Nanogels 

      Torres-Martínez, Ana; Angulo-Pachón, César A.; Galindo, Francisco; Miravet, Juan American Chemical Society (2019)
      Novel hydrogel@liposome particles were prepared by pHtriggered molecular gel formation inside of liposomes loaded with a lowmolecular weight gelator derived from L-valine (1). Liposome formation was carried out using ...

    • closedAccess   Localized intracellular pH measurement using a ratiometric photoinduced electron-transfer-based nanosensor 

      Galindo, Francisco; Russell, David A.; Thomas, Paul; Marín Altaba, María Wiley (2012-09)
      Intracellular analysis: Changes in the concentration of hydrogen ions can lead to cellular dysfunction. Thus, quantification of the intracellular pH in localized compartments (see A and B) is important. A pH nanosensor ...

    • closedAccess   Low-Molecular-Weight Gelators: Elucidating the Principles of Gelation Based on Gelator Solubility and a Cooperative Self-Assembly Model 

      Hirst, Andrew R.; Coates, Ian A.; Boucheteau, Thomas R.; Miravet, Juan; Escuder, Beatriu; Castelletto, Valeria; Hamley, Ian W.; Smith, David K. American Chemical Society (2008)
      This paper highlights the key role played by solubility in influencing gelation and demonstrates that many facets of the gelation process depend on this vital parameter. In particular, we relate thermal stability (Tgel) ...

    • openAccess   Lung tumorspheres as a drug screening platform against cancer stem cells 

      Herreros Pomares, Alejandro; Amado, H.; Calabuig, Silvia; Escorihuela, Eva; Murga, Juan; Torres, Susana; Durendez-Saez, Elena; Zhang, F.; Blasco, Ana; Navarro, A.; Sampedro, C.; Jantus Lewintre, Eloisa; Camps, C. Oxford University Press (OUP) (2019-04)
      Treatment resistance and metastasis are linked to cancer stem cells (CSCs). This population represents a promising target, but remains unexplored in lung cancer. The main objective of this study was to characterize lung ...

    • openAccess   Lysine-based non-cytotoxic ultrashort selfassembling peptides with antimicrobial activity 

      OZBEK, NAGIHAN; Llorens, Eugenio; Vicedo, Begonya; Falomir, Eva; Escuder, Beatriu Royal Society of Chemistry (2024)
      Peptide-based molecules and their hydrogels are useful materials for biomedical applications due to the reversible nature of their self-assembly as well as the diversity of nanostructures that can be created starting from ...

    • openAccess   Macrocycle synthesis by chloride-templated amide bond formation 

      Martí-Centelles, Vicente; Burguete, M. Isabel; Luis, Santiago V. American Chemical Society (2016)
      A new family of pseudopeptidic macrocyclic compounds has been prepared involving an anion-templated amide bond formation reaction at the macrocyclization step. Chloride anion was found to be the most efficient template ...

    • openAccess   Macrocycle Synthesis by Chloride-Templated Amide Bond Formation 

      Martí-Centelles, Vicente; Burguete, M. Isabel; Luis, Santiago V. American Chemical Society (2016)
      A new family of pseudopeptidic macrocyclic compounds has been prepared involving an anion-templated amide bond formation reaction at the macrocyclization step. Chloride anion was found to be the most efficient template ...

    • openAccess   Macrocyclization Reactions: The Importance of Conformational, Configurational, and Template-Induced Preorganization 

      Martí-Centelles, Vicente; Pandey, Mrituanjay D.; Burguete, M. Isabel; Luis, Santiago V. ACS Publications (2015-08-06)
      The success of a given macrocyclization reaction involves a very delicate balance of many different factors. First, a proper understanding of the basic thermodynamic and kinetic concepts underlying these processes is ...

    • closedAccess   Macroporous polymers tailored as supports for large biomolecules: Ionic liquids as porogenic solvents and as surface modifiers 

      Izquierdo Henríquez, Diana F.; Burguete, M. Isabel; Luis, Santiago V.; Yates, Malcolm; Lozano, Pedro; Garcia-Verdugo, Eduardo Elsevier (2014-12)
      Highly ordered rod-like polymeric monoliths with large-pores have been successfully synthesized using ionic liquids (ILs) IL-1 (1-Butyl-3-methylimidazolium bis (trifluoromethylsulfonyl)imide [BMIM][NTf2]) and IL-2 ...

    • openAccess   Magnetism and Heterogeneous Catalysis: In Depth on the Quantum Spin-Exchange Interactions in Pt3M (M = V, Cr, Mn, Fe, Co, Ni, and Y)(111) Alloys 

      Biz, Chiara; Fianchini, Mauro; Polo, Victor; Gracia, Jose American Chemical Society (2020-11-11)
      Bimetallic Pt-based alloys have drawn considerable attention in the last decades as catalysts in proton-exchange membrane fuel cells (PEMFCs) because they closely fulfill the two major requirements of high performance and ...

    • closedAccess   Main-Chain Organometallic Microporous Polymers Bearing Triphenylene–Tris(N-Heterocyclic Carbene)–Gold Species: Catalytic Properties 

      Gonell, Sergio; Poyatos, Macarena; Peris, Eduardo WILEY-VCH Verlag GmbH & Co. KGaA (2014-05)
      Two triphenylene-based tris(N-heterocyclic carbene)–gold–acetylide main-chain organometallic microporous polymers (MOMPs) were obtained and fully characterized. Both materials show spherical shapes, and their size is highly ...