Rotators for the Canaries Large Telescope TEKNIKER has concluded the verification tests on the two Nasmyth rotators which they have designed and constructed for the Large Telescope on the Canary Islands and which, probably over this coming Autumn, will be incorporated at the Grantecan installation. The two Nasmyth rotators are two son large rotating pieces of almost four metres diameter... view more... (2003-06-30)
A first experiment with the new "free-electron laser" An international group of scientists has published first experiments carried out using the new soft X-ray free-electron laser (FEL) at the research center DESY (Nature, vol 420, p 482-485 and p 467). Using small clusters of noble gas atoms, for the first time, researchers studied the interaction of matter with intense X-ray radiation from an FEL... view more... (2002-12-05)