Now showing items 200-219 of 223
Petkova, Petya Stoyanova (Date of defense: 2016-07-08)
The spread of bacteria and infections, initially associated with an increased number of hospital-acquired infections, has now extended into the community causing severe and difficult to treat diseases. Additionally, many ...
Zakharova, Elena (Date of defense: 2017-12-11)
In this century, the major use of synthetic polymers have been as replacements for more traditional materials, particulary in packaging. Today the packaging industry is by far the major user of plastics. Another interesting ...
Binti Shaarani, Farra Wahida (Date of defense: 2021-05-20)
The current research is primarily focused on the preparation of a polycarbonate using epoxidized linseed oil (ELO) and epoxidized soybean oil (ESO) as feedstocks. The presence of unsaturation in vegetable oil structure ...
Murase Fernández, Sara Keiko (Date of defense: 2015-04-24)
Synthetic biopolymers have attracted considerable attention in the last decades in the biomedical field. Poly(ester amide)s are a family of biodegradable polymers that can be tailored for specific applications due to the ...
Portilla Arias, José Antonio (Date of defense: 2008-04-24)
In the rapidly changing scientific world, contributions of scientists and engineers are leading to major new solutions of significant medical problems. Biology and medicine are beginning to reduce the problems of disease ...
Kopanos, Georgios (Date of defense: 2011-04-14)
Nowadays, every company seeks to optimize its Supply Chain (SC) in response to competitive pressures or to acquire advantage of new flexibility in the restrictions on world trade. The process systems engineering research ...
Xing, Congcong (Date of defense: 2021-07-30)
The photocatalytic production of hydrogen from water and biomass derivatives such as ethanol, glycerol and sugars is a highly attractive strategy to generate environmentally benign hydrogen. Ethanol is more easily oxidized ...
Serafin, Jaroslaw (Date of defense: 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, ...
Laínez Aguirre, José Miguel (Date of defense: 2010-01-15)
Las tendencias del mercado han hecho que las empresas cambien su forma de hacer negocios. La Globalización ha permitido a las empresas tener la posibilidad de acceder a distintos proveedores y mercados globalmente dispersos. ...
Hjaila, Kefah (Date of defense: 2016-09-06)
Current Supply chain (Se) decision support tools are devoted to the optimization of one objective function from a bias centralized perspective, without considering the coexistence with other participants and their uncertain ...
Obón Estrada, Eleonora (Date of defense: 2019-11-27)
The rare earth elements (REEs) are essential ingredients for the development of modern industry and the transition to a more sustainable economy model. The unique physicochemical features of these elements, such as their ...
Sancho Lacalle, Irene (Date of defense: 2018-12-12)
Most of the urban wastewater treatment plants (WWTP), based on conventional activated sludge (CAS) systems, cannot be considered sustainable since the concept of resources (energy and nutrients) recovery is not taken into ...
Bautista Pérez, Lorenzo (Date of defense: 2013-04-09)
Los tejidos de algodón se someten a procesos de preparación (desencolado, descrudado y blanqueo) basados en la eliminación de impurezas presentes en la superficie de la fibra. Actualmente se blanquean con peróxido de ...
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 ...
Darbra i Roman, Rosa Mari (Date of defense: 2005-02-05)
Els ports de mar constitueixen una infraestructura molt important en els països costaners, tant des del punt de vista econòmic com social. Però a la vegada són sistemes molt complexes des del punt de vista ambiental, ja ...
Carol Llopart, Sergio (Date of defense: 2001-10-03)
La presente tesis va encaminada al estudio de la gravedad de los accidentes industriales con sustancias peligrosas mediante la utilización del análisis histórico de accidentes. Su objetivo final es utilizar el tratamiento ...
Gómez Díaz, Claudia Juliana (Date of defense: 2007-01-18)
En el campo de la cinética de la pirólisis de biomasa se han desarrollado numerosos trabajos de investigación que no acaban de resolver aspectos básicos del proceso. El análisis de resultados termogravimétricos aún requiere ...
Borkel, Christoph (Date of defense: 2016-01-21)
Cementitious materials are used to condition or stabilise waste and to build infrastructure in disposal sites. Moreover, they are envisaged to form part of engineered barrier systems as container, backfill or liner materials ...
Valverde Salamanca, Abel (Date of defense: 2020-07-27)
This thesis consists of a compendium of five works that illustrate the utilization of selected mathematical methods to solve specific chemical engineering problems. Hence, the thesis is intended to cover both, a review of ...
García González, Carlos A. (Date of defense: 2009-12-11)
Los materiales compuestos nanoestructurados son considerados una opción prometedora para la concepción de materiales multifuncionales. Sin embargo, la falta habitual de interacción entre los componentes orgánicos e ...