Artificial organic material. Coloured scanning electron micrograph (SEM) of a high-tech artificial organic material developed to improve the function and performance of organic semiconductor materials and devices; including: solar cells, light-emitting diodes (LEDs), transistors, lasers, and chemical and biological sensors and systems. It has been fabricated from N,N-dicyclohexyl-perylene tetracarboxylic diimide. Magnification: x2560, when printed 10 centimetres wide.