A further small array of solar panels will be installed at the entrance to the club this week. (forestgreenroversfc.com)
So far, Davidson has experimented with small arrays of gold nano - spirals on a glass substrate made using scanning electron - beam lithography. (sciencedaily.com)
And, the critics say, these huge solar projects will be obsolete almost as soon as they are built because photovoltaic panels, which can be deployed in small arrays on residential rooftops, are rapidly becoming more efficient and affordable. (psmag.com)