There is a NASA NIAC study to improved laser pushed sails with advanced diffracted solar sail. Advanced diffractive films may afford advantages over passive reflective surfaces for a variety space ...

Laser light diffracted by a hologram, microscopic details from a man-made fabric and a scaffolds for stimulating bone growth, are among the winners of a photo competition designed to show the ...

The observation was made possible by powerful modern lasers and highlights the wave and particle nature of matter. Herman Batelaan and colleagues at the University of Nebraska hope to exploit the ...