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@. S. Perraud, K. Kanisawa, Z. Z. Wang, and T. Fujisawa, List of publications The work presented in this dissertation has led to the following publications Direct measurement of the binding energy and Bohr radius of a single hydrogenic defect in a semiconductor quantum well (submitted to, Phys. Rev. Lett

@. S. Perraud, K. Kanisawa, Z. Z. Wang, and T. Fujisawa, Imaging the percolation of localized states in a multisubband two-dimensional electronic system subject to a disorder potential, Physical Review B, vol.76, issue.19, p.195333, 2007.
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@. S. Perraud, K. Kanisawa, Z. Z. Wang, and Y. Hirayama, Unpinning of the Fermi level at (111)A clean surfaces of epitaxially grown n-type In 0, 53 Ga 0.47 As, 2006.

@. S. Perraud, K. Kanisawa, Z. Z. Wang, and T. Fujisawa, Bound states induced by a single donor in a semiconductor quantum well: A scanning tunneling spectroscopy study, Physica E: Low-dimensional Systems and Nanostructures, vol.40, issue.5
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@. S. Perraud, K. Kanisawa, Z. Z. Wang, and Y. Hirayama, Dramatic dependence of the Fermi level pinning strength on crystal orientation at clean surfaces of n-type In 0.53 Ga 0.47 As grown by molecular beam epitaxy, J. Cryst. Growth, pp.301-302, 2007.

@. S. Perraud, K. Kanisawa, Z. Z. Wang, and Y. Hirayama, Low-temperature scanning tunneling spectroscopy study of two-dimensional electron systems confined in semiconductor heterostructures, Journal of Physics: Conference Series, vol.61, p.926, 2007.
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