Writing Nanowires with Large Conductivity Ratios in LaAlO3/SrTiO3 Interfaces
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概要
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Using a charged AFM tip allows nanometer-wide conducting lines to be written into otherwise insulating LaAlO3/SrTiO3 interfaces. Based on studies and modifications of this process, this report describes the writing and erasing of such nanowires with conductivity changes by factors of more than 10^{7}, which far exceeds previously reported values. The lines are found to have lifetimes of several days.
- 2012-06-15
著者
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Richter Christoph
Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg, 86135 Augsburg, Germany
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Breitschaft Martin
Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg, 86135 Augsburg, Germany
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Mannhart Jochen
Max Planck Institute for Solid State Research, Heisenbergstra{\ss}e 1, 70569 Stuttgart, Germany
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STEPHANOS Cyril
Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg, 86135 Augsburg, Germany
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JANY Rainer
Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg, 86135 Augsburg, Germany
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Kiessig Birgit
Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg, 86135 Augsburg, Germany
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Paetel Stefan
Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg, 86135 Augsburg, Germany