Browsing by Author "Casanovas Salas, Jordi"Més informació

Now showing items 1-17 of 17

    • A rational design for the selective detection of dopamine using conducting polymers 

      Fabregat Jové, Georgina; Casanovas Salas, Jordi; Redondo Negrete, Edurne; Armelín Diggroc, Elaine Aparecida; Alemán Llansó, Carlos (2014-02-25)
      Article
      Open Access
      Poly(N-methylpyrrole) (PNMPy), poly(N-cyanoethylpyrrole) (PNCPy) and poly(3,4-ethylenedioxythiophene) (PEDOT) films have been prepared using both single and two polymerization steps for the selective determination of low ...

    • Amyloid fibrils from organic solutions of an amphiphilic dipeptide 

      Casanovas Salas, Jordi; Mayans Tayadella, Enric; Díaz Andrade, Angélica María; Martínez Gil, Ana; Jimenez Sanz, Ana Isabel; Cativiela, Carlos; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2019-01-01)
      Article
      Open Access
      Non-hydrated organic solutions of a diphenylalanine amphiphile blocked at the C-terminus with a fluorenylmethyl ester and stabilized at the N-terminus with a trifluoroacetate have been used to prepare amyloid fibrils. The ...

    • An experimental-computer modeling study of inorganic phosphates surface adsorption on hydroxyapatite particles 

      Rivas Cañas, Manuel; Casanovas Salas, Jordi; Valle Mendoza, Luis Javier del; Bertran Cànovas, Òscar; Revilla López, Guillermo; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (Royal Society of Chemistry, 2015-01-01)
      Article
      Open Access
      The adsorption of orthophosphate, pyrophosphate, triphosphate and a trisphosphonate onto hydroxyapatite has been examined using experiments and quantum mechanical calculations. Adsorption studies with FTIR and X-ray ...

    • Analysis of nitrogen fixation by a catalyst capable of transforming N2, CO2 and CH4 into amino acids under mild reactions conditions 

      Revilla López, Guillermo; Sans Milà, Jordi; Casanovas Salas, Jordi; Bertran Cànovas, Òscar; Puiggalí Bellalta, Jordi; Turon, Pau; Alemán Llansó, Carlos (2020-04-25)
      Article
      Open Access
      The processes related to the fixation of nitrogen ina catalyst able to produce glycine and alanine from a N2, CO2and CH4gas mixture at mild reaction conditions have been studied by combining experimental and theoretical ...

    • Conductive, self-healable and reusable poly(3,4-ethylenedioxythiophene)-based hydrogels for highly sensitive pressure arrays 

      Babeli Aguilera, Ismael; Ruano Torres, Guillem; Casanovas Salas, Jordi; Ginebra Molins, Maria Pau; García Torres, José Manuel; Alemán Llansó, Carlos (Royal Society of Chemistry (RSC), 2020-07-07)
      Article
      Open Access
      Covenantee:   Institut de Bioenginyeria de Catalunya
      Although challenging, the preparation of pure conducting polymer (CP) hydrogels as conductive flexible networks for developing high-performance functional platforms is an outstanding alternative to conventional approaches, ...

    • Dissolving hydroxyolite: a DNA molecule into its hydroxyapatite mold 

      Bertran Cànovas, Òscar; Revilla López, Guillermo; Casanovas Salas, Jordi; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2016-04-01)
      Article
      Open Access
      In spite of the clinical importance of hydroxyapatite (HAp), the mechanism that controls its dissolution in acidic environments remains unclear. Knowledge of such a process is highly desirable to provide better understanding ...

    • Distribution of dopant ions around poly(3,4-ethylenedioxythiophene) chains: a theoretical study 

      Casanovas Salas, Jordi; Zanuy Gomara, David; Alemán Llansó, Carlos (2017-04-21)
      Article
      Open Access
      The effect of counterions and multiple polymer chains on the properties and structure of poly(3,4-ethylenedioxythiophene) (PEDOT) doped with ClO4- has been examined using density functional theory (DFT) calculations with ...

    • 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
      Open Access
      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 ...

    • Effects of hydroxyapatite (0001) Ca2+/Mg2+ substitution on adsorbed D-ribose ring puckering 

      Revilla López, Guillermo; Bertran Cànovas, Òscar; Casanovas Salas, Jordi; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2016-07-13)
      Article
      Open Access
      Advanced Molecular Dynamics (MD) simulation protocols have been used to assess the ring puckering of cyclic D-ribose when the sugar is adsorbed on the most stable (0001) facet of calcium hydroxyapatite (HAp). In addition, ...

    • Heterochirality restricts the self-assembly of phenylalanine dipeptides capped with highly aromatic groups 

      Gil, Ana M.; Casanovas Salas, Jordi; Jimenez Sanz, Ana Isabel; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (American Chemical Society, 2020-06-19)
      Article
      Open Access
      The influence of stereochemistry on the self-assembly of phenylalanine (Phe) dipeptides bearing aromatic fluorenyl groups at both the N- and C-termini (Fmoc, OFm) has been investigated. For this purpose, Fmoc–d-Phe–l-Phe–OFm ...

    • Hydrogels for flexible and compressible free standing cellulose supercapacitors 

      Saborío González, Maricruz; Svelic, Petra; Casanovas Salas, Jordi; Ruano Torres, Guillem; Pérez Madrigal, María del Mar; Franco García, María Lourdes; Torras Costa, Juan; Estrany Coda, Francesc; Alemán Llansó, Carlos (Elsevier, 2019-09-01)
      Article
      Open Access
      Cellulose-based supercapacitors display important advantages in comparison with devices fabricated with other materials, regarding environmental friendliness, flexibility, cost and versatility. Recent progress in the field ...

    • Mineralization of DNA into nanoparticles of hydroxyapatite 

      Bertran Cànovas, Òscar; Valle Mendoza, Luis Javier del; Revilla López, Guillermo; Chaves Barboza, Gustavo Adolfo; Cardús Andreu, Lluís; Casas Becerra, María Teresa; Casanovas Salas, Jordi; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2014-01-07)
      Article
      Open Access
      Encapsulation of DNA into hydroxyapatite (HAp) has been investigated using a rational approach that involves computer simulation and experimental techniques. The temporal evolution of the radial distribution functions ...

    • Plasma-functionalized isotactic polypropylene assembled with conducting polymers for bacterial quantification by NADH sensing 

      Molina García, Brenda Guadalupe; Valle Mendoza, Luis Javier del; Casanovas Salas, Jordi; Lanzalaco, Sonia; Pérez Madrigal, Maria del Mar; Turón, Pau; Armelín Diggroc, Elaine Aparecida; Alemán Llansó, Carlos (2021-07-08)
      Article
      Restricted access - publisher's policy
      Rapid detection of bacterial presence on implantable medical devices is essential to prevent biofilm formation, which consists of densely packed bacteria colonies able to withstand antibiotic-mediated killing. In this work, ...

    • 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
      Open Access
      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 ...

    • Self-assembled fibrillar networks of a multifaceted chiral squaramide: supramolecular multistimuli-responsive alcogels 

      Schiller, Jana; Alegre-Requena, Juan V.; Herrera, Raquel P.; Casanovas Salas, Jordi; Alemán Llansó, Carlos; Díaz Díaz, David (2016)
      Article
      Open Access
      Chiral N, N'-disubstituted squaramide 1 has been found to undergo self-assembly in a variety of alcoholic solvents at low concentrations leading to the formation of novel nanostructured supramolecular alcogels. The gels ...

    • Self-assembly of tetraphenylalanine peptides 

      Mayans Tayadella, Enric; Ballano Ballano, María Gema; Casanovas Salas, Jordi; Díaz Andrade, Angélica María; Pérez Madrigal, Maria del Mar; Estrany Coda, Francesc; Puiggalí Bellalta, Jordi; Cativiela Marín, Carlos A.; Alemán Llansó, Carlos (2015-11-01)
      Article
      Restricted access - publisher's policy
      Three different tetraphenylalanine (FFFF) based peptides that differ at the N- and C-termini have been synthesized by using standard procedures to study their ability to form different nanoassemblies under a variety of ...

    • Synergistic approach to elucidate the incorporation of magnesium ions into hydroxyapatite 

      Bertran Cànovas, Òscar; Valle Mendoza, Luis Javier del; Revilla López, Guillermo; Rivas Cañas, Manuel; Chaves Barboza, Gustavo Adolfo; Casas Becerra, María Teresa; Casanovas Salas, Jordi; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2015-02-02)
      Article
      Restricted access - publisher's policy
      Although the content of Mg2+ in hard tissues is very low (typically 1.5wt%), its incorporation into synthetic hydroxyapatite (HAp) particles and its role in the mineral's properties are still subject of intensive debate. ...