After the ceremony, Prof. Friend delivered a lecture entitled Electrons, holes and excitons at organic semiconductor heterojunctions.
It is reported that Prof. Friend is one of the pioneers in the brand new field of physics and engineering in carbon-based semiconductor devices, as well as the inventor of PLED. He was conferred knighthood by The Queen in 2003 for his significant contribution in physics, and was awarded Millennium Technology Prize in 2010.