Quantum transport in low-dimensional quantum wires and dots

We have investigated in this thesis the current-voltage response of such nanostructures, particularly that of systems made up of quantum dots, the so called "artificial atoms" which are essentially semiconductor heterostructure islands connected to source and drain. To be specific, what th...

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Main Author: Shangguan, Wangzuo.
Other Authors: Au Yeung, Tin Cheung
Format: Theses and Dissertations
Published: 2008
Subjects:
Online Access:http://hdl.handle.net/10356/3218
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Institution: Nanyang Technological University
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spelling sg-ntu-dr.10356-32182023-07-04T15:18:33Z Quantum transport in low-dimensional quantum wires and dots Shangguan, Wangzuo. Au Yeung, Tin Cheung School of Electrical and Electronic Engineering DRNTU::Engineering::Electrical and electronic engineering::Nanoelectronics We have investigated in this thesis the current-voltage response of such nanostructures, particularly that of systems made up of quantum dots, the so called "artificial atoms" which are essentially semiconductor heterostructure islands connected to source and drain. To be specific, what this thesis studies is, given a nanoscale device connected to two leads with a dc or ac voltage applied, the current response flowing through the system or its conductance, while there might be a variety of interactions in the device region, such as electron-electron and electron-phonon interaction. In addition, a time-dependent voltage will further complicate the problem considerably. Doctor of Philosophy (EEE) 2008-09-17T09:24:47Z 2008-09-17T09:24:47Z 2003 2003 Thesis http://hdl.handle.net/10356/3218 Nanyang Technological University application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
topic DRNTU::Engineering::Electrical and electronic engineering::Nanoelectronics
spellingShingle DRNTU::Engineering::Electrical and electronic engineering::Nanoelectronics
Shangguan, Wangzuo.
Quantum transport in low-dimensional quantum wires and dots
description We have investigated in this thesis the current-voltage response of such nanostructures, particularly that of systems made up of quantum dots, the so called "artificial atoms" which are essentially semiconductor heterostructure islands connected to source and drain. To be specific, what this thesis studies is, given a nanoscale device connected to two leads with a dc or ac voltage applied, the current response flowing through the system or its conductance, while there might be a variety of interactions in the device region, such as electron-electron and electron-phonon interaction. In addition, a time-dependent voltage will further complicate the problem considerably.
author2 Au Yeung, Tin Cheung
author_facet Au Yeung, Tin Cheung
Shangguan, Wangzuo.
format Theses and Dissertations
author Shangguan, Wangzuo.
author_sort Shangguan, Wangzuo.
title Quantum transport in low-dimensional quantum wires and dots
title_short Quantum transport in low-dimensional quantum wires and dots
title_full Quantum transport in low-dimensional quantum wires and dots
title_fullStr Quantum transport in low-dimensional quantum wires and dots
title_full_unstemmed Quantum transport in low-dimensional quantum wires and dots
title_sort quantum transport in low-dimensional quantum wires and dots
publishDate 2008
url http://hdl.handle.net/10356/3218
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