Physics – Condensed Matter – Mesoscale and Nanoscale Physics
Scientific paper
2008-02-29
Nanotechnology 19, 16 (2008)
Physics
Condensed Matter
Mesoscale and Nanoscale Physics
Scientific paper
10.1088/0957-4484/19/16/165201
Free standing beams containing a two-dimensional electron system are shaped from a GaAs/AlGaAs heterostructure. Quantum point contacts and (double) quantum dots are laterally defined using metal top gates. We investigate the electronic properties of these nanostructures by transport spectroscopy. Tunable localized electron states in freely suspended nanostructures are a promising tool to investigate the electron-phonon-interaction.
Bichler Martin
Ludwig Stefan
Rössler C.
Schuh Dieter
Wegscheider Werner
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