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Geochemical studies of paleodiet and mobility of medieval communities of north Iberian peninsula
(2018-04-20)
Stable isotopes (13C, 15N, 18O) and a radiogenic isotope (87Sr/86Sr) in tooth and human bone remains have been used to reconstruct residential mobility and dietary patterns. To this end several medieval archaeological sites ...
Análisis de la dinámica oceánica superficial en la cuenca vasco-cantábrica durante tres eventos hipertermales del eoceno a través de nanofósiles calcáreos
(2018-11-23)
El trabajo de esta tesis doctoral ha consistido en caracterizar mediante nanofósiles calcáreos de tres secciones de la cuenca Vasco-Cantábrica los cambios paleoambientes producidos por tres posibles eventos hipertermales ...
Fast one-dimensional finite element approximation of geophysical measurements
(2018-11-14)
When inverting Logging-While-Drilling (LWD) resistivity measurements, it is a common practice to consider a one-dimensional (1D) layered media to reduce the problem dimensionality using a Hankel transform. Using orthogonality ...
Stereoselective synthesis of secondary and tertiary amines through bronsted base assisted mannich, nitro-mannich and a-amination reactions.
(2018-12-10)
The main objective of this Ph. D. Thesis has been the development of new Brønsted base assisted methodologies for the synthesis of enantiomerically enriched secondary and tertiary amines of synthetic utility and with ...
Caracterización del spouted bed cónico para la combustión de carbón
(2016-02-04)
Se ha realizado un amplio estudio de los aspectos básicos necesarios para el tratamiento y
combustión del carbón en spouted beds de geometría cónica.
Tras una caracterización físico-química y morfológica de los materiales, ...
Temperature responsive nano-phase separated waterborne polymer dispersions
(2019-06-07)
In this PhD thesis a strategy was developed to synthesize by means of RAFT in safe and environmentally friendly way temperature responsive waterborne dispersions of well-defined block copolymers which form nanophase separated ...
Analysis of the temperature-dependent adaptation of vibrio harveyi in seawater microcosms
(2018-01-18)
En este trabajo se ha estudiado la capacidad de la bacteria marina Vibrio harveyi para adaptarse a la escasez de nutrientes a diversas temperaturas que puede encontrarse de forma natural en su ecosistema. Para ello se ...
Determination of optimal cryoprotectant agents for 3D cell-based products cryopreservation by slow freezing
(2018-12-12)
En esta tesis doctoral, se describen y se determinan los crioprotectores clave para la preservación de productos celulares 3D mediante la congelación lenta. Para ello, se han llevado a cabo los siguientes estudios: (i) ...
Interaction of acrylic latex with calcium carbonate fillers
(2018-12-17)
Most of the surface paints and coatings that surround us every day are mainly pigment/polymer latex (binder) blends. Pigments are solid particles insoluble in the application medium and although most pigments are natural ...
Ibilgailu elektrikoen inbertsoreentzako ekarpenak.
(2018-07-13)
Errepideko ibilgailuen propultsio teknologiaren joera erabat elektrikoa dela esan daiteke. Dena dela, oraindik ere ibilgailu elektrikoei dagokionez, autonomia, karga-denbora eta karga-azpiegiturak dira auto erabiltzaileen ...