Now showing items 1-20 of 91

    Autonomous diagnostic systems: design of sensors capable of recognizing and releasing biomolecules 

    Fontana Escartín, Adrián (Date of defense: 2024-10-21)

    (English) This Ph.D. thesis delves into the realm of electrochemical biosensors, pivotal devices enabling the sensitive and timely detection of diverse biomolecules. Specifically, it explores the critical role of biosensors ...

    Hybrid metal-organic nanoparticles for antimicrobial applications 

    Ferreres Cabanes, Guillem (Date of defense: 2024-06-21)

    (English) Antimicrobial resistance (AMR) is a global health concern, which leads to increased morbidity and mortality, huge economic burden to the healthcare systems and potentially untreatable infections. Due to the ...

    Desarrollo de nuevos materiales bioplásticos con efecto barrera 

    Valero Moreno, José Ignacio (Date of defense: 2022-12-14)

    (English) Plastics are the most widely usad materials in the world. lts low cost, good properties, versatility and availability have made them a reference in almost all sectors of economy for decades, being practically ...

    Computational fluid dynamic (CFD) study of polymer microencapsulation processes 

    Qizilbash, Masooma (Date of defense: 2024-11-11)

    (English) Microencapsulation process of polymers and biopolymer is the most important technique in a polymer industry to make it unique and applicable in various fields of daily life. When it comes to the accuracy of the ...

    Poly(lactic acid) blends and copolyesters with advanced properties for biomedical applications 

    Martínez Cutillas, Alfredo (Date of defense: 2022-06-13)

    (English) Poly(lactic acid) (PLA) is a biobased, biodegradable and biocompatible polymer. Because of that, it is a polymer that generates a great interest in the research and development of new advanced materials. Among ...

    Zirconium oxide conversion coating and biobased organic coatings for aluminum protection 

    Bonamigo Moreira, Vitor (Date of defense: 2022-01-13)

    (English) During the past century the way humans relate to the environment has undergone important changes, and currently it is a global consensus that our well-being should not be achieved at the expense of enlarging our ...

    Design of catalysts based on hydroxyapatite for carbon and nitrogen fixation 

    Sans Milà, Jordi (Date of defense: 2022-04-08)

    (English) Permanently polarized hydroxyapatite (p-HAp) has been recently proposed as a novel green catalyst. p-HAp is obtained by applying an electrical and thermal stimulation polarization process (TSP), which consists ...

    Lingnin-based nanoparticles with antibacterial properties and their nanocomposite materials for wound healing 

    Morena Gatius, Ángela Gala (Date of defense: 2023-03-10)

    (English) Lignocellulosic biomass is an abundant renewable resource considered a suitable carbon raw material for the synthesis of chemicals and as an alternative to fossil fuels energy supply source. Cellulose, hemicellulose, ...

    Investigación en nuevas técnicas de microencapsulación biodegradables de fragancias para el sector de detergencia que eviten la liberación de microplásticos al medio ambiente 

    López Hernández, Arianne (Date of defense: 2023-12-20)

    (English) Getting to give added value in the different products that are nowadays in the market has not been easy. Since many years ago we have worked on the addition of fragrances in different articles. This added value ...

    Obtaining micro- and nanotextured functional surfaces on thermoplastics via injection moulding techniques using laser textured metallic inserts and NIL (nano-imprint lithography) -textured polymeric films 

    Sáez Comet, Carlos (Date of defense: 2023-10-06)

    (English) Surfaces with special functionalities owed to their surface topographies or textures are present all around us in nature. Millions of living organisms around us profit from those special functionalities thanks ...

    Del mur romànic al museu. La tècnica de la pintura mural romànica i del seu traspàs amb morters de caseïna 

    Oriols Pladevall, Núria (Date of defense: 2022-11-17)

    (English) An important collection of Romanesque wall paintings, detached from their original places at the beginning of the 20th century, is now preserved and exhibited in the Museu Nacional d'Art de Catalunya. To define ...

    Polymer-zirconia based ceramic composites produced by 3D-printing 

    Hodásová, L'udmila (Date of defense: 2022-11-09)

    (English) Zirconia ceramic is widely used in numerous fields, such as electronics, machinery, and biomedical applications, due to its excellent properties as chemical resistance, thermal stability, electrical resistance, ...

    ECO-DWOR: ECOlogical finishing agents for Durable Water & Oil-Repellent textiles with advanced functionalities 

    Lacruz Cruz, Amado (Date of defense: 2022-07-18)

    Fluorinated chemicals, commonly known as per- and polyfluoroalkyt substances (PFASs), are widely used to obtain water-, oil- and stain-repellent texUles. The constant development and optimization of fluorochemicals for ...

    Application of ultrasound in twin-screw extrusion and microinjection molding: improvements of properties of processed materials and nanocomposites : polymers and biopolymers 

    Pérez Llanos, Germán Aníbal (Date of defense: 2022-02-18)

    The plastics industry is in constant evolution looking to improve the properties of new materials and performance in different applications. Currently, the environmental impact associated with the use of plastics is one ...

    Biomedical applications of hybrid polymer-based materials 

    Enshaei, Hamidreza (Date of defense: 2022-04-24)

    Polymers have been widely used in biomedical applications for drug delivery purposes in the last decades. However, ordinary long­ term drug delivery systems are sometimes associated with undesired side effects if the ...

    Development of scaffolds by thermally-induced phase separation from biodegradable poly(3-hydroxybutyrate-co-3-hydroxyvalerate) and poly(butylene succinate) 

    Zeinali, Reza (Date of defense: 2021-11-22)

    TIPS process followed by freeze-dtying was used to prepare blodegradable and biocompatible matrices from poly(3- hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) containing 5 and 12 wt% of 3-hydroxyvalerate (HV) and poly(butylene ...

    Nanomaterials for controlling bacterial pathogens and resistance occurrence 

    Ivanova, Aleksandra Asenova (Date of defense: 2022-03-11)

    lnfectious diseases are the leading cause of death worldwide while the constantly raising antimicrobial resistance (AMR) is a major concern for the public health. During the infection establishment bacteria! pathogens ...

    Conducting polymers and hybrid materials for technological applications 

    Ruano Torres, Guillem (Date of defense: 2021-11-12)

    Depletion of natural resources and non-renewable energy sources has recently accelerated due to the development of globalized economy and industrialization. During the last years, the scientific community has devoted much ...

    Modified polymers as electroactive biomaterials 

    Molina García, Brenda Guadalupe (Date of defense: 2020-07-13)

    Development of polymeric biomaterials with tailored properties is essential for expanding biotechnologies and, therefore, proposing novel solutions for diagnostic and treatments in modern medicine. In order to contribute ...

    Ultrasound micromolding technique and real-time X-ray diffraction using synchrotron radiation : applications to porous scaffolds for biomedical devices and study of thermal-induced transitions 

    Olmo Osuna, Cristian (Date of defense: 2021-07-16)

    Current market trend is moving to miniaturized specimens, especially in the biomedical field seeking high effective and less invasive treatrnent. Ultrasound (US) micromolding is a new technique developed to the aim of ...