Aharonov-bohm effect in a cylindrical two-dimensional electron gas grown over free standing wires - Gusev, Guennadii Michailovich; Scala Junior, N; Lubyshev, D I; González-Borrero, P P; Silva, Marcelo de Assumpção Pereira da; Rossi, J C; Basmaji, Pierre (International Conference on the Physics of Semiconductors, 1996)