The Circuit Paul Ricard is a French motorsport race track built in 1969 at Le Castellet, Var, near Marseille, with finance from pastis magnate Paul Ricard. Ricard wanted to experience the challenge of building a racetrack. 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. ...