Fàbrega Alsina, Carles (Date of defense: 2020-12-17)
The granitic basement below the Triassic unconformity in the Guilleries and Roc de Frausa massifs (NE Iberia), presents widespread red stained facies characterized by plagioclase albitization, biotite ...
Trechera Ruiz, Pedro (Date of defense: 2022-01-13)
The main objective of this PhD thesis is the study of coal mine dust patterns produced by different types of mining operations and different types of coal. In addition, the potential links between ...
Borràs, Antoni (Date of defense: 2016-01-26)
The Citril finch has been considered for a long time as a species linked to forested high mountainous areas. It was considered as non-migratory and with short-range movements, just to avoid bad weather ...
Lladó Valero, Jordi (Date of defense: 2016-02-02)
In the last two decades an increasing presence of organic substances such drugs, pesticides, etc. has been detected in water which may affect the health of the organisms and the environment. Some of ...
Torras Melenchón, Núria (Date of defense: 2017-11-16)
For years, we are in the middle of a crisis of scientific and technological vocations, which is found year after year in the number of students enrolled in science and technology studies. If that trend ...
Luján Blanco, Itziar (Date of defense: 2018-02-05)
During the last decades deep changes have taken place in the competitive environment, which have forced companies to focus on strategies that allow them to differentiate themselves from their competitors ...
Jiménez Franco, Ma. Abigail (Date of defense: 2017-10-05)
The Santa Fe mining district is located in the Central Andean tin belt and contains several Sn-Zn-Pb-Ag deposits. From the economic point of view, the most important deposits of the district are Japo, ...
Anticoi Sudzuki, Hernán (Date of defense: 2019-12-18)
Comminution is the most energy consuming process in mining industry, where nearly 60 % of the electricity expenditure is due to grinding purposes. In the nature most of the ore minerals are found, ...
Hamid, Sarbast Ahmad (Date of defense: 2019-12-18)
With the general trend across all commodities towards the treatment of lower grade and medium grade ores, it is becoming increasingly important to develop the proper design for comprehensive mineralogical ...
Ribas Fargas, David (Date of defense: 2017-03-14)
Freshwater is a scarce resource, threatened by an ongoing pollution, global climate change and industrialization. Among other freshwater sources, groundwater is by far the most important source of usable ...