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Ara es mostren els items 38-57 de 323

    • Beyond biology: alternative uses of cantilever-based technologies 

      Muñoz Galan, Helena; Alemán Llansó, Carlos; Pérez Madrigal, Maria del Mar (Royal Society of Chemistry (RSC), 2023-01-01)
      Article
      Accés obert
      Micromechanical cantilever sensors are attracting a lot of attention because of the need for characterizing, detecting, and monitoring chemical and physical properties, as well as compounds at the nanoscale. The fields of ...

    • Binding of a C-end rule peptide to the neuropilin-1 receptor: a molecular modeling approach 

      Haspel, Nurit; Zanuy Gomara, David; Nussinov, Ruth; Teesalu, Tambet; Ruoslahti, Erkki; Alemán Llansó, Carlos (2011-03-15)
      Article
      Accés restringit per política de l'editorial
      Neuropilin-1 (NRP-1) is a receptor that plays an essential role in angiogenesis, vascular permeability, and nervous system development. Previous studies have shown that peptides with an N-terminal Arg, especially peptides ...

    • Biobased terpene derivatives: stiff and biocompatible compounds to tune biodegradability and properties of poly(butylene succinate) 

      Zeinali, Reza; Valle Mendoza, Luis Javier del; Franco García, María Lourdes; Yousef, Ibraheem; Rintjema, Jeroen; Alemán Llansó, Carlos; Bravo López, Fernando; Kleij, Arjan W.; Puiggalí Allepuz, Jordi (Multidisciplinary Digital Publishing Institute (MDPI), 2022-01-01)
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      Different copolymers incorporating terpene oxide units (e.g., limonene oxide) have been evaluated considering thermal properties, degradability, and biocompatibility. Thus, polycarbonates and polyesters derived from aromatic, ...

    • Biodegradable nanofibrous scaffolds as smart delivery vehicles for amino acids 

      Maione, Silvana; Pérez Madrigal, Maria del Mar; Valle Mendoza, Luis Javier del; Díaz Andrade, Angélica María; Catiavela, Carlos; Franco García, María Lourdes; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2017)
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      The encapsulation of amino acids (AAs) and their correct preservation before they are ingested are challenging tasks. Nonpolar (l-alanine and l-phenylalanine), polar (l-cysteine hydrochloride and l-asparagine), and charged ...

    • Biohydrogel from unsaturated polyesteramide: Synthesis, properties and utilization as electrolytic medium for electrochemical supercapacitors 

      Ruano Torres, Guillem; Díaz Andrade, Angélica María; Tononi García, Jordi; Torras Costa, Juan; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (Elsevier, 2020-02-01)
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      The utilization of hydrogels derived from biopolymers as solid electrolyte (SE) of electrochemical supercapacitors (ESCs) is a topic of increasing interest because of their promising applications in biomedicine (e.g. for ...

    • Biomimetic hybrid membranes: incorporation of transport proteins/peptides into polymer supports 

      Puiggalí Jou, Anna; Valle Mendoza, Luis Javier del; Alemán Llansó, Carlos (2019-01-01)
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      Molecular sensing, water purification and desalination, drug delivery, and DNA sequencing are some striking applications of biomimetic hybrid membranes. These devices take advantage of biomolecules, which have gained ...

    • Biominerals formed by DNA and calcium oxalate or hydroxyapatite: a comparative study 

      Revilla López, Guillermo; Rodríguez Rivero, Anna M.; Valle Mendoza, Luis Javier del; Puiggalí Bellalta, Jordi; Turon, Pau; Alemán Llansó, Carlos (2019-09-10)
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      Biominerals formed by DNA and calcium oxalate (CaOx) or hydroxyapatite (HAp), the most important and stable phase of calcium phosphate) have been examined and compared using a synergistic combination of computer simulation ...

    • Breaking-down the catalyst used for the electrophotosynthesis of amino acids by nitrogen and carbon fixation 

      Sans Milà, Jordi; Armelín Diggroc, Elaine Aparecida; Sanz, Vanesa; Puiggalí Bellalta, Jordi; Turon, Pau; Alemán Llansó, Carlos (2020-09-01)
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      The electrophotocatalytic synthesis of Glycine and Alanine from a simple gas mixture containing N2, CO2, CH4 and H2O under mild reaction conditions (95 °C and 6 bar) was recently developed using a catalyst formed by ...

    • Cationic ionene as an n-dopant agent of poly(3,4-ethylenedioxythiophene) 

      Saborío González, Maricruz; Bertran Cànovas, Òscar; Lanzalaco, Sonia; Häring, Marleen; Díaz Díaz, David; Estrany Coda, Francesc; Alemán Llansó, Carlos (Royal Society of Chemistry (RSC), 2018-03-12)
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      We report the reduction of poly(3,4-ethylenedioxythiophene) (PEDOT) films with a cationic 1,4-diazabicyclo[2.2.2]octane-based ionene bearing N,N0-(meta-phenylene)dibenzamide linkages (mPI). Our main goal is to obtain n-doped ...

    • Cell responses to electrical pulse stimulation for anticancer drug release 

      Puiggalí Jou, Anna; Valle Mendoza, Luis Javier del; Alemán Llansó, Carlos (Multidisciplinary Digital Publishing Institute (MDPI), 2019-08-01)
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      Accés obert
      Electrical stimulation is an attractive approach to tune on-demand drug release in the body as it relies on simple setups and requires typically 1 V or less. Although many studies have been focused on the development of ...

    • Characterization and properties of a polythiophene with a malonic acid dimethyl ester side group 

      Armelín Diggroc, Elaine Aparecida; Bertran Cànovas, Òscar; Estrany Coda, Francesc; Salvatella, Roser; Alemán Llansó, Carlos (2009-05-27)
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      Accés restringit per política de l'editorial
      A new polythiophene derivative bearing a malonic acid dimethyl ester substituent attached to the 3-position of the repeat unit has been prepared by chemical oxidative-coupling polymerization. The chemical structure of ...

    • Characterization and Properties of Poly[N-(2-cyanoethyl)pyrrole] 

      Aradilla Zapata, David; Estrany Coda, Francesc; Armelín Diggroc, Elaine Aparecida; Oliver, R.; Iribarren Laco, José Ignacio; Alemán Llansó, Carlos (2010-08-02)
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      Accés restringit per política de l'editorial

    • Clay incorporation at the dielectric layer of multilayer polymer films for electrochemical activation 

      Amoura, Damia; Sánchez Jiménez, Margarita; Estrany Coda, Francesc; Makhloufi, Laïd; Alemán Llansó, Carlos (2015-08-01)
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      The electrochemical properties (i.e. electroactivity, electrostability and specific capacitance) of 3-layered films made of poly(3,4-ethylenedioxythiophene) (PEDOT) and poly(N-methylpyrrole) (PNMPy) arranged alternatively ...

    • Close contacts at the interface: Experimental-computational synergies for solving complexity problems 

      Torras Costa, Juan; Zanuy Gomara, David; Bertran Cànovas, Òscar; Alemán Llansó, Carlos; Puiggalí Bellalta, Jordi; Revilla López, Guillermo (de Gruyter, 2018-02-15)
      Capítol de llibre
      Accés restringit per política de l'editorial
      The study of material science has been long devoted to the disentanglement of bulk structures which mainly entails finding the inner structure of materials. That structure is accountable for a major portion of materials’ ...

    • Combining 2D organic and 1D inorganic nanoblocks to develop free-standing hybrid nanomembranes for conformable biosensors 

      García Torres, José Manuel; Sylla, Dioulde Huguette; Lanzalaco, Sonia; Ginebra Molins, Maria Pau; Alemán Llansó, Carlos (2022-03-02)
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      Accés obert
      Realitzat a/amb:   Institut de Recerca Sant Joan de Déu / Institut de Recerca en Energia de Catalunya / Institut de Bioenginyeria de Catalunya
      We report a simple approach to fabricate free-standing perforated 2D nanomembranes hosting well-ordered 1D metallic nanostructures to obtain hybrid materials with nanostructured surfaces for fexible electronics. Nanomembranes ...

    • Combining rapid and sustained insulin release from conducting hydrogels for glycemic control 

      Muñoz Galan, Helena; Molina, Brenda G.; Bertran Cànovas, Òscar; Pérez Madrigal, Maria del Mar; Alemán Llansó, Carlos (Elsevier, 2022-10-29)
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      Accés restringit per política de l'editorial
      Innovative insulin delivery systems contemplate combining multi-pharmacokinetic profiles for glycemic control. Two device configurations have been designed for the controlled release of insulin using the same chemical ...

    • Composites based on epoxy resins and poly(3-thiophene methyl acetate) nanoparticles: mechanical and electrical properties 

      Pérez Madrigal, Mª del Mar; Armelín Diggroc, Elaine Aparecida; Azambuja, Denise S.; Estrany Coda, Francesc; Alemán Llansó, Carlos (2014-09-18)
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      Conducting polymer nanocomposites (CPnC) have been prepared by loading different concentrations of poly(3-thiophene methyl acetate) (P3TMA) nanoparticles to an epoxy network. Therefore, the typical limitations of CPs ...

    • Computer simulation of fifth generation dendronized polymers: impact of charge on internal organization 

      Bertran Cànovas, Òscar; Zhang, Baozhong; Schlüter, A. Dieter; Kröger, Martin; Alemán Llansó, Carlos (2013-05-16)
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      Accés restringit per política de l'editorial
      The internal organization of a fifth-generation dendronized polymer (PG5) has been investigated by atomistic molecular dynamics simulations in a vacuum. This study reveals an exceptional behavior of PG5 within the ...

    • Computer simulations on oxidative stress-induced reactions in SARS-CoV-2 spike glycoprotein: a multi-scale approach 

      Bertran Cànovas, Òscar; Martí Ballesté, Dídac; Torras Costa, Juan; Turon, Pau; Alemán Llansó, Carlos (Springer Nature, 2022-01-01)
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      Accés obert
      Oxidative stress, which occurs when an organism is exposed to an adverse stimulus that results in a misbalance of antioxidant and pro-oxidants species, is the common denominator of diseases considered as a risk factor for ...

    • Conducting polymer nanoparticles for voltage-controlled release of pharmacological chaperones 

      Enshaei, Hamidreza; Puiggalí Jou, Anna; Saperas Plana, Núria; Alemán Llansó, Carlos (Royal Society of Chemistry, 2021)
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      Accés obert
      Pharmacological chaperones (PCs) are low-molecular weight chemical molecules used in patients for the treatment of some rare diseases caused primarily by protein instability. A controlled and on-demand release of PCs via ...