ARAÚJO, R. L.; http://lattes.cnpq.br/2036449171182051; ARAÚJO, Roniel de Lima.
Resumen:
In today’s increase in the energy demand and the concern about energy sources
clean, the deployment of photovoltaic devices is an alternative that is established as a
source of renewable and clean energy.
Firstly this paper presents data that reflects the worldwide growth in the use of
photovoltaic devices, the Brazilian energy matrix, which shows the sources used in power
generation, and the development of world energy resources. Photovoltaic cells are made
of semiconductor materials, for this we will introduce some important information theory
of semiconductors, as Bravais lattices, types of crystal lattices and absorption coefficient.
It is essential to understand what is a solar cell, its structure and semiconductor crystals
used in their manufacture.