STS093-321-035 (23-27 July 1999) --- Astronauts Catherine G. (Cady) Coleman and Michel Tognini, mission specialists, check out the Lightweight Flexible Solar Array Hinge (LFSAH, upper left) on Columbia's middeck. LFSAH consists of several hinges fabricated from shape-memory alloys and other spacecraft appendages. During the five-day STS-93 flight, the experiment demonstrated the deployment capability of a number of hinge configurations. The experiment is sponsored by the U.S. Air Force Research Lab, Kirtland Air Force Base. Tognini represents the Centre National d'Etudes Spatiales (CNES) of France.