Now showing items 21-40 of 91

    A study of epoxy composites for high thermal conductivty applications 

    Moradi, Sasan (Date of defense: 2021-07-08)

    Nowadays. both electronic and microelectronic circuits have great relevance and wide application in our daily lives and are increasingly being used with higher powers and frequencies. One of the main problems faced by their ...

    Study on crystallinity, properties and degradability of poly-4-hidroxybutyrate and related polyesters 

    Keridou, Ina (Date of defense: 2021-04-14)

    In the last decades, polymeric biomaterials, due to their advanced physical and mechanical properties, have been used in a vast variety of surgical and pharmaceutical applications. In this thesis, a study on crystallinity, ...

    Use of mathematical methods in the resolution of chemical engineering problems 

    Valverde Salamanca, Abel (Date of defense: 2020-07-27)

    This thesis consists of a compendium of five works that illustrate the utilization of selected mathematical methods to solve specific chemical engineering problems. Hence, the thesis is intended to cover both, a review of ...

    Hydroxyapatite-based materials for smart antitumor drug delivery systems, endocytic pathways and endosomal trafficking : polymers and biopolymers 

    Rivas Cañas, Manolo (Date of defense: 2019-10-28)

    Development of new drug molecule is expensive and time consuming. Improving safety efficacy ratio of “old” drugs has been attempted using different methods such as individualizing drug therapy, dose titration, and therapeutic ...

    Concepts, perspectives and implications of a hybrid system made of nucleic acids biopolymers and hydroxyapatite mineral 

    Turon Dols, Pau (Date of defense: 2019-11-08)

    The origin of building blocks of life and how life thrived on Earth remains a topic of high interest for researchers of the Origin of Life. In this thesis, we deal with concepts, perspectives and implications of the system ...

    Smart hybrid nanomaterials for biomimetic membranes 

    Lopes Rodrigues, Maximilien (Date of defense: 2019-11-11)

    This thesis focuses on the preparation of nanomaterials made of proteins and polymers. Even though the technology has advanced in the last decades to design new devices at the atomic scale, researchers are still inspired ...

    Multifunctional enzymatically-generated hydrogel platforms for chronic wound application 

    Stefanov Stefanov, Ivaylo (Date of defense: 2019-07-23)

    Chronic wounds became burdensome problem of worldwide healthcare systems, along with the increased elderly population, which is the most vulnerable risk group, predisposed to their development. Chronic wounds represent a ...

    Hybrid block and graft copolymers made from macrolactones and α-amino acids for applications as drug delivery nanosystems 

    Tinajero Díaz, Ernesto (Date of defense: 2019-07-17)

    Naturally produced peptides or proteins can be regarded as highly refined polymers. When synthetic polymers are married to proteins or peptides, the resulting bioconjugates can synergistically combine the properties of the ...

    Study of conductive polymers, biomolecules and their hybrids through computational approaches 

    Triguero Enguídanos, Jordi (Date of defense: 2019-03-08)

    In this thesis, different theoretical approaches designed to study a wide interval of length- and/or time-scales have been used to examine the microscopic properties of chemical systems with varying degrees of complexity ...

    Design and analysis of dual-curing systems 

    Konuray, Ali Osman (Date of defense: 2018-09-17)

    Dual-curing processing is a method to prepare thermoset materials through two polymerization reactions carried out simultaneously or sequentially. In these processes, a firm understanding of reaction mechanisms enables ...

    Ionic complexes of naturally-occurring biopolymers and cationic surfactants : a platform for industrial and biomedical applications 

    Gamarra Montes, Ana (Date of defense: 2018-07-13)

    In recent years, the increasing public concern about the environmental pollution caused by persistent plastic wastes has stimulated the interest in replacing synthetic polymers by biopolymers. The term biopolymer refers ...

    Application of computer simulation approaches to study the structure and properties of polymeric systems 

    Córdova-Mateo, Esther (Date of defense: 2014-12-12)

    The study at the nanoscopic level of the polymeric systems is a keystone for a deeper understanding of their internal structure and properties, not only at nanometric scale but also at macroscopic level. The disciplines ...

    Developmet of flexible electrodes and lightweight capacitors 

    Saborío González, Maricruz (Date of defense: 2018-03-23)

    This work has focused on the study and development of hierarchically, flexible electrodes and lightweight capacitor using as a source of flexibility. the y-polyglutamic acid (y-PGA) and as an electroactive polymer the ...

    Polyesters containing cyclic carbohydrate-based units obtained by ring opening polymerization 

    Morales Huerta, Juan Carlos (Date of defense: 2018-02-26)

    In recent years, as a result of climate change, the interest in sustainable materials has increased dramatically. The replacement of compounds of petrochemical origin by bio-based has spread to all areas of chemistry. ...

    Self-assembly of phenylalanine derivatives 

    Mayans Tayadella, Enric (Date of defense: 2017-12-18)

    Since the pioneering work of Reches and Gazit in 2003, in which the formation of diphenylalanine (FF) nanotubes in aqueous solution was discovered, significant efforts have been made to develop a new generation of biomaterials ...

    Sustainable plastics derived from renewable resources 

    Zakharova, Elena (Date of defense: 2017-12-11)

    In this century, the major use of synthetic polymers have been as replacements for more traditional materials, particulary in packaging. Today the packaging industry is by far the major user of plastics. Another interesting ...

    Estudio de mejora de las propiedades de polímeros conductores electrogenerados : verificación de parámetros de aplicación tecnológica 

    Sánchez Jiménez, Margarita (Date of defense: 2017-10-25)

    Since their discovery, the spectacular properties of polymers called "conducting" have given rise to an important field of study in order to obtain knowledge about them and their commercial application in many fields such ...

    Structural and functional studies of AT-Rich DNA ligands and their effect on trypanosoma brucei 

    Millán Elías, Cinthia Raquel (Date of defense: 2017-10-27)

    AT-rich sequences confer unique properties to DNA, such as high polymorphism and flexibility. The abundance of AT-rich DNA in several pathogens' genomes and the ability of specific molecules to selectively target AT base ...

    Structural and functional effects of natural phenolic compounds on rhodopsin mutants associated with retinitis pigmentosa 

    Herrera Hernández, María Guadalupe (Date of defense: 2017-03-24)

    Dietary polyphenols represent a group of secondary metabolites which widely occur in fruits, vegetables, wine, tea, extra virgin olive oil, chocolate and other cocoa products. Previous studies have shown the interaction ...

    Polymers and peptide-polymer conjugates as bioactive platforms and carriers for the encapsulation of biomolecules 

    Maione, Silvana (Date of defense: 2017-09-14)

    In the last decade, conductive polymers have received great interest in both scientific and technological levels due to the electroactive properties exhibited by these materials. For this reason, the main aim of this ...