Affiliation: | (1) Analex Corporation, 3001 Aerospace Parkway, 44142-1003 Brook Park, OH, USA;(2) National Aeronautics and Space Administration, Lewis Research Center, 44135 Cleveland, OH, USA;(3) Departamento de Física, Universidad Nacional de La Plata, C. C. 67, 1900 La Plata, Argentina |