by Li Ho. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references. / Text in English; abstracts in English and Chinese. / by Li Ho. / Abstract --- p.i / 論文摘要 --- p.ii / Acknowledgements --- p.iii / Table of Contents --- p.iv / List of Figures --- p.vi / List of Tables --- p.viii / Chapter Chapter 1 --- Introduction / Chapter 1.1 --- Magnetoresistance --- p.1 / Chapter 1.1.1 --- Giant magnetoresistance (GMR) --- p.3 / Chapter 1.1.2 --- Colossal magnetoresistance (CMR) in perovskite manganites --- p.5 / Chapter 1.1.2.1 --- Perovskite-type structure --- p.5 / Chapter 1.1.2.2 --- Metal-insulator transition --- p.7 / Chapter 1.1.2.3 --- Possible origin of CMR --- p.11 / Chapter 1.2 --- Low field magnetoresistance in CMR materials --- p.12 / Chapter 1.2.1 --- Single crystal and polycrystalline perovskite manganites --- p.12 / Chapter 1.2.2 --- Manganite trilayer junctions --- p.13 / Chapter 1.2.3 --- Possible mechanism of low field MR --- p.15 / Chapter 1.3 --- Our motivation --- p.15 / Chapter 1.3.1 --- Brief review of several manganite multilayer systems --- p.16 / Chapter 1.3.2 --- Scope of this thesis work --- p.18 / Reference --- p.19 / Chapter Chapter 2 --- Preparation and characterization of manganite thin films / Chapter 2.1 --- Thin film deposition --- p.22 / Chapter 2.1.1 --- Facing-target sputtering (FTS) --- p.22 / Chapter 2.1.2 --- Vacuum system --- p.25 / Chapter 2.2 --- Fabrication and characterization of PCMO and LCMO targets --- p.27 / Chapter 2.3 --- Epitaxial growth of LCMO thin films --- p.31 / Chapter 2.3.1 --- Substrate materials --- p.31 / Chapter 2.3.2 --- Deposition conditions --- p.32 / Chapter 2.3.3 --- Deposition procedure --- p.33 / Chapter 2.3.4 --- Results and discussions --- p.34 / Chapter 2.3.4.1 --- Morphology --- p.35 / Chapter 2.3.4.2 --- Structure --- p.39 / Chapter 2.3.4.3 --- Transport properties --- p.42 / Chapter 2.3.4.4 --- Conclusion --- p.48 / Chapter 2.4 --- Epitaxial growth of PCMO thin films --- p.49 / References --- p.51 / Chapter Chapter 3 --- LCMO/PCMO multilayer / Chapter 3.1 --- Sample preparation --- p.53 / Chapter 3.2 --- Results and discussion --- p.53 / Chapter 3.2.1 --- Structure characterization --- p.55 / Chapter 3.2.2 --- Transport properties --- p.59 / Chapter 3.2.3 --- Low-field magnetoresistance --- p.55 / Chapter 3.2.4 --- Magnetization --- p.73 / Chapter 3.3 --- Conclusion --- p.76 / References --- p.77 / Chapter Chapter 4 --- Conclusions --- p.78
Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323431 |
Date | January 2001 |
Contributors | Li, Ho., Chinese University of Hong Kong Graduate School. Division of Physics. |
Source Sets | The Chinese University of Hong Kong |
Language | English, Chinese |
Detected Language | English |
Type | Text, bibliography |
Format | print, viii, 79 leaves : ill. ; 30 cm. |
Rights | Use of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/) |
Page generated in 0.0017 seconds