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In 2014, the Nobel Prize in Physics was awarded to the discoverers of the Blue LEDs. They are the three Japanese researchers Isamu Akasaki, Hiroshi Amano and Shuji Nakamura. Today we see that the invention of blue LEDs was of fundamental importance in miniaturising the screens of televisions and mobile phones where the mixing of blue LEDs with the red and green LEDs that already existed made...

The SIAPRO d.o.o., which designs and builds hydroelectric power stations in Slovenia, has equipped its management building with a modern photovoltaic panel system of the latest generation. We are a producer of hydroelectric power stations," says their website, "but we also take care of our own energy self-sufficiency. The installation on the roof of the management building in Most na Soči...

The offices of the Zaule (Trieste) purification plant have been fitted with a 320 square metre solar panel system. Acegas Aps Amga estimates production at 80 thousand kWh per year, which will avoid the release of 500 tons of carbon dioxide into the atmosphere. The Trieste wastewater treatment plant, which handles the wastewater from the southern urban area and the municipalities of Muggia and...