 This concept has been demonstrated at the SPring-8 FEL SACLA in Japan, the Free electron LASer in Hamburg (FLASH) and the Linac Coherent Light Source (LCLS) at SLAC.Abraham Løkin

Abraham Løkin (born Abraham Hansen 16 June 1959, Fuglafjørður, Faroe Islands) is a former Faroe Islands football (soccer) player and former manager of Faroese football club ÍF Fuglafjørður.He is the father of Elin Løkin, Bogi Løkin, Karl Løkin and Steffan Løkin.