Now showing items 57-76 of 128
Duinslaeger, Nick (Date of defense: 2024-06-04)
The ubiquitous presence of per- and polyfluoroalkyl substances (PFAS) in aquatic environments has emerged as a global concern. PFAS are a group of thousands of human-made chemicals that have been a staple in hundreds of ...
Pujol Oriola, David (Date of defense: 2015-04-09)
Els ions metàl·lics són contaminants no biodegradables que es poden trobar a les aigües i que poden acumular-se en els organismes vius, causant diverses malalties i trastorns. Un dels metalls més contaminant i àmpliament ...
Saguer Hom, Elena (Date of defense: 1997-10-22)
La major conscienciació actual dels problemes de pol·lució que acompanyen les pèrdues de N del sòl cap a l'atmosfera ha reorientat les investigacions cap a un coneixement més profund dels processos implicats en les emissions ...
Tarrés Farrés, Joaquim Agustí (Date of defense: 2017-07-10)
In the recent years, significant interest on the production, characterization and application of cellulose nanofibers has brought out among scientific and technic authorities. This special attention mainly comes from their ...
Gimeno Melià, Vicent Pau (Date of defense: 2019-01-21)
Pharmaceuticals are ubiquitous water contaminants that have shown detrimental effects on aquatic organisms at low concentrations. National authorities are starting to plan and implement measures (Wastewater treatment plants ...
Panella-Riera, Núria (Date of defense: 2011-07-27)
The main objective of this thesis was to study (i) the effect of the fasting and lairage on carcass and technological meat quality and (ii) the inclusion of magnesium (MgCO3 and MgSO4) and/or tryptophan during 5 days before ...
Roldós Noguer, Eva (Date of defense: 2015-12-16)
The aim of the present work was to study the effects of tylosin A and doxycycline administration to laying hens on egg nutritional and compositional parameters during antibiotic treatment and after a withdrawal period. ...
Colprim Galceran, Jesús (Date of defense: 1998-07-20)
The use of simulation as an upgrading tool has been tested on real wastewater treatment plants (WWTP). Currently, the new WWTP have the possibility to monitor some process variables as the flows, oxygen concentrations and, ...
Presta Masó, Susanna (Date of defense: 2006-07-14)
La tesi realitza un estudi detallat dels principals processos que tenen lloc durant l'eliminació de tinta tòner per flotació.<br/>L'estudi del procés d'adhesió de tinta a la superfície de bombolles d'aire s'ha realitzat ...
Llauró Fábregas, Xavier (Date of defense: 1999-12-17)
Una de las actuaciones posibles para la gestión de los residuos sólidos urbanos es la valorización energética, es decir la incineración con recuperación de energía. Sin embargo es muy importante controlar adecuadamente el ...
Martín Juárez, Belén (Date of defense: 2005-04-22)
Los embutidos fermentados ligeramente acidificados son un grupo de productos tradicionales mediterráneos, caracterizados por un pH superior a 5,3.<br/>Para un control eficiente de la seguridad microbiológica de los embutidos ...
Granda Garcia, Luis Angel (Date of defense: 2016-07-29)
This thesis studies the effect produced by the reinforcement of polypropylene with a semichemical fibre of Leucaena collinsii in the mechanical, thermal and water uptake properties. Samples with different reinforcement ...
Serra Bruns, Albert (Date of defense: 2021-12-22)
Every year, the textile industry generates large amounts of cellulosic waste during the production and fabrication stages. This waste is made up of fibers, with lengths are less than 10 mm that prevent its reintroduction ...
Montero Mirabet, Maria (Date of defense: 2012-06-22)
Genetically modified crops are submitted to strict regulation to ensure the safety of consumers and the environment. To complement the comparison between GM plants and their counterparts, in the present Thesis, we evaluated ...
Sbardella, Luca (Date of defense: 2019-05-22)
The presence of several pharmaceutical active compounds (PhACs) in water bodies has garnered increasing attention and worldwide concern. The effluents from wastewater treatment plants (WWTPs) are one of the main sources ...
Baró Sabé, Aina (Date of defense: 2021-07-30)
Xylella fastidiosa is one of the most damaging phytopathogenic bacteria in the world, causing a variety of diseases with a major economic impact on agriculture and the environment. Until now, no therapeutic solution has ...
Mora Gallego, Héctor (Date of defense: 2014-09-08)
The objective of this thesis is to develop fermented sausages with lower fat and sodium content by means of innovative processing and the use of fat and NaCl substitutes. The effect of sunflower oil and pork lard-based ...
Theng, Dyna (Date of defense: 2017-07-28)
Agricultural waste is of particularly interest due to abudant, cheap, widely available worldwide and renewable material. It represent a good option for wood sources substitution, containing similar in chemical and physical ...
Austrich i Comas, Anna (Date of defense: 2024-04-03)
This doctoral thesis focuses on the study of the behavior of foodborne pathogens during the production process and/or storage of dry-cured meat products, including chicken-based fermented sausages and pork dry-cured ham. ...
Reixach Corominas, Rafel (Date of defense: 2015-10-28)
Aquesta tesi doctoral i tot el treball experimental s’ha realitzat dintre les línies de treball del grup de recerca, Laboratori d’Enginyeria Paperera i Materials Polímers (LEPAMAP) de l’Escola Politècnica Superior de la ...