Ara mostrant els elements 31-40 de 45
Soler Vilamitjana, David (Data de defensa: 2004-11-10)
The photovoltaic conversion of sun light energy into electricity constitutes a viable, clean and renewable alternative for electric energy production. A wide variety of different materials have been ...
Stella, Marco (Data de defensa: 2010-03-12)
Organic semiconductors are being investigated as an alternative to more traditional materials such as silicon, for the fabrication of different types of electronic devices. The advantages of such materials ...
Asensi López, Jose Miguel (Data de defensa: 1994-04-25)
La memoria presentada aborda la problemática de las células solares basadas en el silicio amorfo hidrogenado (a-Si: H), tanto desde el punto de vista experimental (obtención y caracterización) como desde ...
Maluenda Niubó, David (Data de defensa: 2015-10-30)
La introducció dels feixos amb polaritzacions no uniformes ha aportat grans avenços en multitud d'àrees. En un nivell més fonamental, ha permès entendre la naturalesa de la llum d'una manera més amplia, ...
Labastida i Juan, Ignasi, 1970- (Data de defensa: 2000-11-29)
En aquesta tesi s'explica el treball de disseny i construcció d'un processador òptic que combina las dues arquitectures típiques de los muntatges de correlació òptica, la de VanderLugt i la de transformades ...
Sanaee, Mohammad Reza (Data de defensa: 2015-07-02)
The concept of nanotechnology is attributed to Nobel prize winner Richard Feynman who gave a very famous, visionary in 1959 (published in 1960) during one of his lectures, saying: "the principles of ...
Romano Rodríguez, Albert (Data de defensa: 1991-03-14)
In the last decade transmission electron microscopy (TEM) has become one of the most powerful tools for the structural characterization of crystalline materials. Especially in the field of microelectronics ...
Roldán Molinero, Rubén (Data de defensa: 2013-12-12)
El diseño de un sistema de generación eléctrica fotovoltaica requiere la estimación precisa de la producción eléctrica. Las especificaciones técnicas de los módulos proporcionan los parámetros eléctricos ...
Freire Soler, Víctor Manuel (Data de defensa: 2014-11-14)
In 2004 there were newly conditions for a scientific revolution, with very important technology implications and yet to be completely developed. It is the isolation of atomic carbon layers, better known ...
Lluscà Jané, Marta (Data de defensa: 2015-07-10)
The objective of this work was to study two different light management approaches to enhance the efficiency of thin film Si solar cells and these were the manipulation of the light path (light trapping) ...