The Tour Carpe Diem is a 162-metre tall skyscraper in the La Défense business district, near Paris in France.The first stone was laid early 2011 by the main contractor BESIX and Spie Batignolles. Read More
The manufacture of high-efficiency solar cells with layers of 2D and 3D perovskites may be simplified by solvents that allow solution deposition of one layer without destroying the other. ...