In order to improve the light extraction efficiency (LEE) of a plane AlGaAs-based LED (Device A), three different surface periodic micron-scale arrays, micron pillar (Device B), micron truncated cone ...

Chris Woakes hailed after one-armed stand of defiance nearly inspires England to victory over India Ben Stokes, Joe Root, Nasser Hussain and Brendon McCullum salute Chris Woakes' courage after ...