Enviaments recents

  • Prototyping flexible supercapacitors produced with biohydrogel 

    Saborío González, Maricruz; Zukic, Sejla; Lanzalaco, Sonia; Casanovas Salas, Jordi; Puiggalí Bellalta, Jordi; Estrany Coda, Francesc; Alemán Llansó, Carlos (Elsevier, 2018-04-30)
    Article
    Accés restringit per política de l'editorial
    Flexible symmetric supercapacitor prototypes composed of electrodes that were prepared by polymerizing poly(hydroxymethyl-3,4-ethylenedioxythiophene) inside a poly-¿-glutamic acid (¿PGA) biohydrogel matrix, previously ...
  • Dual-functionalization device for therapy through dopamine release and monitoring 

    Fabregat Jové, Georgina; Giménez, Alessia; Díaz Andrade, Angélica María; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2018-01-01)
    Article
    Accés restringit per política de l'editorial
    A dual-functional device is fabricated to release progressively dopamine (DA) from a biohydrogel under real-time monitoring via electrochemical detection. For this purpose, a poly-¿-glutamic acid biohydrogel is assembled ...
  • Sustainable solid-state supercapacitors made of 3D-poly(3,4-ethylenedioxythiophene) and k-Carrageenan Biohydrogel 

    Fabregat Jové, Georgina; Hodasova, Ludmila; Valle Mendoza, Luis Javier del; Estrany Coda, Francesc; Alemán Llansó, Carlos (2018-01-01)
    Article
    Accés restringit per política de l'editorial
    3D-Poly(3,4-ethylenedioxythiophene) (PEDOT) electrodes are prepared using the multi-step template-assisted approach. Specifically, poly(lactic acid) nano- and microfibers collected on a previously polymerized PEDOT film ...
  • Flexible Electrodes for Supercapacitors Based on the Supramolecular Assembly of Biohydrogel and Conducting Polymer 

    Saborío Gonzalez, Maricruz; Lanzalaco, Sonia; Fabregat Jové, Georgina; Puiggalí Bellalta, Jordi; Estrany Coda, Francesc; Alemán Llansó, Carlos (2018-01-18)
    Article
    Accés restringit per política de l'editorial
    Flexible and lightweight electrodes were prepared using a two-step process. First, poly(3,4-ethylenedioxythiophene) (PEDOT) microparticles were loaded into poly-y-glutamic acid (y-PGA) hydrogel matrix during the reaction ...
  • Thermally induced structural transitions of nylon 4 9 as a new example of even-odd polyamides 

    Olmo Osuna, Cristian; Casas Becerra, María Teresa; Martínez Guil, Juan Carlos; Franco García, María Lourdes; Puiggalí Bellalta, Jordi (2018-02-16)
    Article
    Accés obert
    Crystalline morphology and structure of nylon 4 9 have been studied by means of optical and transmission electron microscopies, and X-ray diffraction. Rhombic crystals were characteristic of crystallization from glycerin ...
  • Surface mediated hierarchical assemblies of highly hydrophobic phenylalanine-based peptides 

    Mayans Tayadella, Enric; Fabregat Jové, Georgina; Juarez Dominguez, Ruben; Cativiela, Carlos; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2017-01-01)
    Article
    Accés obert
    We report the noticeable control exerted by the surface in the self-assembly of a highly hydrophobic triphenylalanine peptide with fluorenyl functionalities blocking the two ends. The remarkable differences observed among ...
  • Diversity and hierarchy in supramolecular assemblies of triphenylalanine: from laminated helical ribbons to toroids 

    Mayans Tayadella, Enric; Casanovas Salas, Jordi; Gil, Ana M.; Jimenez Sanz, Ana Isabel; Cativiela, Carlos; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2017-04-04)
    Article
    Accés obert
    Microstructures from small phenylalanine-based peptides have attracted great attention lately because these compounds are considered to be a new class of tunable materials. In spite of the extensive studies on uncapped ...
  • Sustainable synthesis of amino acids by catalytic fixation of molecular dinitrogen and carbon dioxide 

    Rivas Cañas, Manuel; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Alemán Llansó, Carlos; Puiggalí Bellalta, Jordi (Royal Society of Chemistry, 2018-02-07)
    Article
    Accés obert
    The industrial process of nitrogen fixation is complex and results in a huge economic and environmental impact. It requires a catalyst and high temperature and pressure to induce the rupture of the strong N–N bond and ...
  • Antimicrobial electrospun fibers of polyester loaded with engineered cyclic gramicidin analogues 

    Maione, Silvana; Valle Mendoza, Luis Javier del; Pérez Madrigal, Mª del Mar; Cativiela, Carlos; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2017)
    Article
    Accés obert
    Biodegradable polyester fibers have been loaded with two engineered analogues of gramicidin soviet. In these cyclic peptide derivatives, which were designed in a previous work to stabilize the bioactive conformation while ...
  • Preparation of random poly(butylene alkylate-co-terephthalate)s with different methylene group contents: crystallization and degradation kinetics 

    Heidarzadeh, Nina; Rafizadeh, Mehdi; Taromi, Faramarz Afshar; Puiggalí Bellalta, Jordi; Valle Mendoza, Luis Javier del; Franco García, María Lourdes (2017-10)
    Article
    Accés restringit per política de l'editorial
    Random copolyesters having 1,4-butanediol units were synthesized from a transesterification process between homopolymers constituted by aliphatic dicarboxylates (i.e. succinate, adipate or sebacate) and the aromatic ...
  • The biocompatible polythiophene-: G-polycaprolactone copolymer as an efficient dopamine sensor platform 

    Molina, Brenda G.; Bendrea, Anca Dana; Cianga, Luminita; Armelín Diggroc, Elaine Aparecida; Valle Mendoza, Luis Javier del; Cianga, Ioan; Alemán Llansó, Carlos (2017-10-21)
    Article
    Accés restringit per política de l'editorial
    Amphiphilic copolymers consisting of an all conjugated polythiophene backbone and sparsely attached oligo-¿-caprolactone side chains have been prepared by anodic electropolymerization of hydroxymethyl-3,4-ethylenedioxythiophene ...
  • Self-assembly of diphenylalanine with preclick components as capping groups 

    Gemma, Andrea; Mayans Tayadella, Enric; Ballano Ballano, María Gema; Torras Costa, Juan; Díaz Andrade, Angélica María; Jimenez Sanz, Ana Isabel; Puiggalí Bellalta, Jordi; Cativiela Marín, Carlos A.; Alemán Llansó, Carlos (2017-01-01)
    Article
    Accés obert
    Alkyne and azide, which are commonly used in the cycloaddition reaction recognized as “click chemistry”, have been used as capping groups of two engineered diphenylalanine (FF) derivatives due to their ability to form weak ...

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