Exploració per autor "Casas Becerra, María Teresa"
Ara es mostren els items 1-18 de 18
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Antimicrobial activity of poly(ester urea) electrospun fibers loaded with bacteriophages
Díaz Andrade, Angélica María; Valle Mendoza, Luis Javier del; Rodrigo Arcay, Noel; Casas Becerra, María Teresa; Chumburizge, G; Katsarava, Ramaz; Puiggalí Bellalta, Jordi (2018-06-01)
Article
Accés obertThe capacity to load bacteriophages into electrospun nanofibers of two representative biocompatible polymers has been evaluated, paying special attention to the possibility of preserving their antibacterial activity. ... -
Confinement of a ß-barrel protein in nanoperforated free-standing nanomembranes for ion transport
Puiggalí Jou, Anna; Pérez Madrigal, Maria del Mar; Valle Mendoza, Luis Javier del; Armelín Diggroc, Elaine Aparecida; Casas Becerra, María Teresa; Michaux, Catherine; Perpete, Eric; Estrany Coda, Francesc; Alemán Llansó, Carlos (2016-10-14)
Article
Accés obertBioinspired free-standing nanomembranes (FSNMs) for selective ion transport have been tailored by immobilizing the Omp2a ß-barrel membrane protein inside nanoperforations created in flexible poly(lactic acid) (PLA) ... -
Controlling the morphology of poly(N -cyanoethylpyrrole)
Fabregat Jové, Georgina; Alemán Llansó, Carlos; Casas Becerra, María Teresa; Armelín Diggroc, Elaine Aparecida (2012-04-26)
Article
Accés restringit per política de l'editorialThe morphology of poly(N-cyanoethylpyrrole) has been controlled through the polymerization process. This polymer has been prepared by anodic polymerization, chemical oxidative polymerization in emulsion medium, and ... -
Crystalline structures and structural transitions of copolyamides derived from 1,4-diaminobutane and different ratios of glutaric and azelaic acids
Olmo Osuna, Cristian; Casas Becerra, María Teresa; Martínez Guil, Juan Carlos; Franco García, María Lourdes; Puiggalí Bellalta, Jordi (Multidisciplinary Digital Publishing Institute (MDPI), 2019-04-01)
Article
Accés obertCopolyamides derived from even 1,4-butanediamine and different mixtures of odd dicarboxylic acids with a great difference in the number of methylene groups (i.e., glutaric and azelaic acids with 3 and 7 groups, respectively) ... -
Hybrid polythiophene-clay exfoliated nanocomposites for ultracapacitor devices
Aradilla Zapata, David; Azambuja, Denise S.; Estrany Coda, Francesc; Casas Becerra, María Teresa; Ferreira, Carlos A.; Alemán Llansó, Carlos (2012-06-14)
Article
Accés restringit per política de l'editorialExfoliated nanocomposites of poly(3,4-ethylenedioxythiophene) (PEDOT) and montmorillonite (MMT) have been prepared by in situ anodic polymerization, concentrations of clay ranging from 5% w/w to 50% w/w being included ... -
Journal of Materials Chemistry C
El-Hachemi, Zoubir; Escudero, Carlos; Acosta-Reyes, Francisco; Casas Becerra, María Teresa; Aloni, Shaul; Oncins, Gerard; Sorrenti, Alessandro; Crusats, Joaquim; Ribó Trujillo, Josep M.; Campos López, Josefina de Lourdes (Royal Society of Chemistry, 2013-03-28)
Article
Accés obertThe structure of the meso-tetrakis(4-sulfonatophenyl)porphyrin (TPPS4) J-aggregates could be determined by X-ray and electron diffraction methods. A sheet-like architecture reveals the relationship between structure and ... -
Micro-molding with ultrasonic vibration energy: New method to disperse nanoclays in polymer matrices
Planellas Oates, Marc; Sacristan, Matias; Rey, Lorena; Olmo Osuna, Cristian; Aymami Bofarull, Juan; Casas Becerra, María Teresa; Valle Mendoza, Luis Javier del; Franco García, María Lourdes; Puiggalí Bellalta, Jordi (2014-07)
Article
Accés restringit per política de l'editorialUltrasound technology was proved as an efficient processing technique to obtain micro-molded specimens of polylactide (PLA) and polybutylene succinate (PBS), which were selected as examples of biodegradable polyesters ... -
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
Accés obertEncapsulation 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 ... -
Nanocomposites of new biodegradable poliesters and polyesteramides
Puiggalí Bellalta, Jordi; Morales Gámez, Laura Teresa; Franco García, María Lourdes; Casas Becerra, María Teresa; Valle Mendoza, Luis Javier del; Rodríguez Galán, Rafael Alfonso (2011-03-16)
Article
Accés obertPolymers are easily prepared by bulk polycondensation based on metal-halide salt formation, while crystallization is strongly influenced by incorporation and distribution of silicate nanoparticles. -
Nanostructured amphiphilic systems based on hyaluronic acid ionic complexes
Gamarra Montes, Ana; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Casas Becerra, María Teresa; Muñoz Guerra, Sebastián (2016)
Text en actes de congrés
Accés obertIn this communication we wish to report on HyA ionic complexes prepared by coupling with a) choline-based surfactants (nACh·HyA complexes), and b) alkylphosphonium surfactants (nATMP·HyA complexes) with n being the number ... -
Nucleation and antinucleation effects of functionalized carbon nanotubes on cyclic and linear Poly(e-caprolactones)
Perez, Ricardo A.; Lopez, Juan V; Hoskins, Jessica N.; Zhang, Boyu; Grayson, Scott M.; Casas Becerra, María Teresa; Puiggalí Bellalta, Jordi; Muller, Alejandro J. (American Chemical Society (ACS), 2014-06-10)
Article
Accés restringit per política de l'editorialNovel nanocomposites were prepared by blending linear or cyclic poly(e-caprolactones) with two types of chemically modified carbon nanotubes (CNTs). The low-polydispersity cyclic PCL samples (C-PCLs) were synthesized by ... -
Preferential incorporation of azelaic acid units into the crystalline phase of the copoly(alkylene dicarboxylate) derived from 1,9-nonanediol and an equimolar mixture of pimelic and azelaic acids
Díaz Andrade, Angélica María; Casas Becerra, María Teresa; Puiggalí Bellalta, Jordi (2015-09-01)
Article
Accés obertThe crystalline structure of two biodegradable odd-odd polyesters (i.e., poly(nonamethylene pimelate) (PES 9,7) and poly(nonamethylene azelate) (PES 9,9)) was investigated by means of electron and X-ray diffraction of ... -
Preparation of micro-molded exfoliated clay nanocomposites by means of ultrasonic technology
Díaz Andrade, Angélica María; Franco García, María Lourdes; Casas Becerra, María Teresa; Valle Mendoza, Luis Javier del; Aymami Bofarull, Juan; Olmo Osuna, Cristian; Puiggalí Bellalta, Jordi (2014-10-15)
Article
Accés restringit per política de l'editorialUltrasound micro-molding technology has been tested as a new method to get polymer/clay nanocomposites. Biodegradable polylactide (PLA) and poly (nona-methylene azelate) (PE99) have been used as polymer matrices, whereas ... -
Self-assembly of semicrystalline PE-b-PS diblock copolymers within AAO nanoporous templates
Casas Becerra, María Teresa; Michell, Rose Mary; Blaszczyk-Lezak, Iwona; Puiggalí Bellalta, Jordi; Mijangos, Carmen; Lorenzo, Arnaldo T.; Müller, Alejandro (Elsevier, 2015-07-25)
Article
Accés obertStrongly segregated polyethylene-b-polystyrene (PE-b-PS) diblock copolymers were infiltrated within anodic aluminum oxide nanoporous templates (AAO) (with 60 nm diameter). After carefully removing the nanofibers from the ... -
Structural transitions of nylon 47 and clay influence on its crystallization behavior
Morales Gámez, Laura Teresa; Casas Becerra, María Teresa; Franco García, María Lourdes; Puiggalí Bellalta, Jordi (2013-06)
Article
Accés restringit per política de l'editorialBasic diffraction data on nylon 47 pointed out a peculiar structure of hydrogen bonds along two directions. Nylon 47 showed reversible polymorphic transitions during heating/cooling processes that were analyzed by real ... -
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
Accés restringit per política de l'editorialAlthough 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. ... -
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 obertCrystalline 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 ... -
Ultracapacitors made with Hybrid conducting polymer–clay exfoliated nanocomposites
Aradilla Zapata, David; Azambuja, Denise; Estrany Coda, Francesc; Casas Becerra, María Teresa; Ferreira, Carlos A.; Alemán Llansó, Carlos (EUETIB, 2013-12)
Comunicació de congrés
Accés obertUltracapacitors form exfoliated nanocomposites of poly(3,4-ethylenedioxythiophene) (PEDOT), and montmorillonite (MMT), have been fabricated, and have been characterized by electrochemical and macroscopic methods, found to ...