Enviaments recents

  • Tuning the Kinetic Stability of the Amorphous Phase of the Chloramphenicol Antibiotic 

    Valenti, Sofia; Romanini, Michela; Franco García, María Lourdes; Puiggalí Bellalta, Jordi; Tamarit Mur, José Luis; Macovez, Roberto (2018-10-23)
    Article
    Accés restringit per política de l'editorial
    We employ broadband dielectric spectroscopy to study the relaxation dynamics and crystallization kinetics of a broad-spectrum antibiotic, chloramphenicol, in its supercooled liquid form. Two dynamic processes are observed: ...
  • Simulation basis for a techno-economic evaluation of chitin nanomaterials production process using Aspen Plus® software 

    Larbi, Fatma; García Nuñez, Araceli; Valle Mendoza, Luis Javier del; Hamou, Ahmed; Puiggalí Bellalta, Jordi; Belgacem, Naceur; Bras, Julien (Elsevier, 2018-10-01)
    Article
    Accés obert
    Process simulation is a useful tool that has been widely used to analyze, design and optimize energy balances in chemical technologies including those related to biomass processing, biorefinery processes and chemical ...
  • Histidine decarboxylase-positive lactic acid bacteria strains and the formation of histamine in ripened cheeses 

    Valle Mendoza, Luis Javier del; Ginovart Gisbert, Marta; Gordún Quiles, Elena; Carbó Moliner, Rosa (2018-09-14)
    Article
    Accés obert
    The relationship between histidine decarboxylase-positive (hdc+) lactic acid bacteria (LAB) counts and the amounts of biogenic amines, particularly histamine, in cheeses made with and without LAB starter were investigated. ...
  • Electrospun scaffolds from low molecular weight poly(ester amide)s based on glycolic acid, adipic acid and odd or even diamines 

    Murase Fernandez, Sara Keiko; Valle Mendoza, Luis Javier del; Puiggalí Bellalta, Jordi (2015-05-12)
    Article
    Accés obert
    Electrospinning of regular poly(ester amide)s (PEAs) constituted by glycolic acid, adipic acid and diamines with five and six carbon atoms has been carried out. Selected PEAs were constituted by natural origin products and ...
  • 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 ...

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