LIPSS-Sticks: Laser induced double self organization enhances the broadband light harvesting of TiO2 nanotube arrays

Rakesh Arul, Junzhe Dong, M. Cather Simpson +1

Sub-wavelength laser induced periodic surface structures (LIPSS-Sticks) created by ultrashort pulsed laser irradiation on the surface of titanium are used for the first time to tem…