“…Como tal no está presente en la litrugia de la Navidad, pero su simbólica solar, enriquecida con un matiz nupcial, se encuentra en numerosas oraciones y poemas, desde el Prólogo del evangelio de San Juan hasta la actualidad, pasando por las grandes homilías del siglo IV: el Cristo luz se hace hombre y es exaltado…”

“…Examples are studies dealing with: controlled thermonuclear fusion (that would provide a virtually unlimited source of energy), plasma-based lasers for medical and other purposes, technological microwave discharges (especially those used for manufacturing microchips), a better understanding of solar activity, other astrophysical objects (white dwarfs, flare stars, and so on). …”

“…Renewable energies such as solar, hydro or wind power are abundant in principle but subject to strong fluctuations. …”

“…Alternative energy has become rapidly feasible, with thousands of wind-turbines emerging in the landscapes of the US and Europe. Solar energy and bio-fuels have found similarly wide applications. …”

“…The book not only reveals these experiences of everynight life, but takes a step further: it considers how the co-production of a solar public lighting project within a community improved everynight life and suggests ways for infrastructure to more successfully articulate citizenship…”

“…ZnO has distinguished and interesting electrical and optical properties and is considered to be a potential material in optoelectronic applications such as solar cells, surface acoustic wave devices, and UV emitters. …”