Ara mostrant els elements 1-20 de 222
Morena Gatius, Ángela Gala (Data de defensa: 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, ...
Braga, Andrea (Data de defensa: 2024-01-25)
(English) Heterogeneous catalysis is one of the most important chemical technologies available today to produce most chemicals at the basis of industrial production. The transition to a greener energy production demands ...
Mayor Pillado, Álvaro (Data de defensa: 2023-12-15)
(English) The 20th-century introduction of the Haber-Bosch nitrogen fixation process significantly disrupted the nitrogen cycle in ecosystems, contributing to environmental issues and nutrient loss. The heavy reliance on ...
López Hernández, Arianne (Data de defensa: 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 ...
Sáez Comet, Carlos (Data de defensa: 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 ...
Fazlikeshteli, Shiva (Data de defensa: 2023-10-27)
(English) Syngas (a mixture of H2 and CO) is a versatile feedstock that can be used to produce a wide range of chemicals and fuels. For that reason, there is a great interest to optimize and explore new routes for its ...
Foroughi, Vahid (Data de defensa: 2023-09-20)
(English) The historical analysis performed has shown that jet fires have been the origin of a high number of domino effect accidents, both in the process industry and in the transportation of flammable fluids by pipelines ...
Lapo Calderón, Byron Gonzalo (Data de defensa: 2023-07-12)
(English) Rare earths elements (REE) are crucial elements to the future of technology, particularly to the power generation and road transport. One of the most sustainable processes to recover rare earths is biosorption. ...
Chen, Yufen (Data de defensa: 2023-05-19)
(English) Metal clusters and single atoms have been considered as effective cocatalysts for the enhancement of photocatalytic hydrogen production dueto their singular geometric structures, electronic properties and unique ...
Vacca, Pascale (Data de defensa: 2023-07-20)
(English) Wildfires that reach the border between the wildland and urban areas, defined as the Wildland-Urban Interface (WUI), have rapidly expanded in frequency and severity over the past few decades, and the number of ...
Cifuentes López, Alejandro (Data de defensa: 2023-01-19)
(English) This thesis focuses on the study of the catalytic production of hydrogen from methanol and water. Catalytic production is carried out in a catalytic membrane reactor which manages to produce and purify hydrogen. ...
Oriols Pladevall, Núria (Data de defensa: 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 ...
Hodásová, L'udmila (Data de defensa: 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, ...
García de Andrés, Xènia (Data de defensa: 2022-10-25)
(English) Labels misplacement in the bottles are currently causing problems in wine cellar's labelling lines. According to data provided by Codorníu and Torres cellars, 1 % of the bottles present this issue. Once the wine ...
Lacruz Cruz, Amado (Data de defensa: 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 ...
Pérez Llanos, Germán Aníbal (Data de defensa: 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 ...
Montenegro Landivar, María Fernanda (Data de defensa: 2022-09-21)
The residues resulting from orange and spinach processing, composed mainly by peels and seeds; and leaves, respectively, contain relevant amounts of polyphenols, so they can be used as raw material for recovery natural ...
Enshaei, Hamidreza (Data de defensa: 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 ...
Zeinali, Reza (Data de defensa: 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 ...
Serafin, Jaroslaw (Data de defensa: 2022-04-21)
This work facuses on the study of these processes on Ti02 and Ce02, respectively. Although the development of photocatalytic research with the use of semiconductor photocatalysts does not last longer than about 40 years, ...