published_or_final_version / Electrical and Electronic Engineering / Master / Master of Philosophy

published_or_final_version / abstract / Physics / Master / Master of Philosophy

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Law Chi Tat = 砷銻化鎵量子井的表面形態及發光的研究 / 羅志達. / On t.p. "x" is subscript. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2004. / Includes bibliographical references (leaves 91-92). / Text in English; abstracts in English and Chinese. / Law Chi Tat = shen ti hua jia liang zi jing de biao mian xing tai ji fa guang de yan jiu / Luo Chida. / ACKNOWLEDGMENTS --- p.i / ABSTRACT --- p.ii / TABLE OF CONTENTS --- p.iv / LIST OF TABLES --- p.vi / LIST OF FIGURES --- p.vii / Chapter 1. --- INTRODUCTION --- p.1 / Chapter 1.1 --- Motivations --- p.1 / Chapter 1.2 --- Principle of CL --- p.2 / Chapter 1.3 --- Possible Mechanisms Leading to Luminescence Variation --- p.5 / Chapter 1.4 --- Subjects to be Studied Experimentally --- p.11 / Chapter 2. --- EXPERIMENTAL CONDITIONS AND PROCEDURES --- p.12 / Chapter 2.1 --- Samples --- p.12 / Chapter 2.2 --- Morphological Studies of Surface --- p.12 / Chapter 2.3 --- Luminescence Studies --- p.13 / Chapter 2.3.1 --- RT CL Studies --- p.13 / Chapter 2.3.1.1 --- SEM Settings --- p.13 / Chapter 2.3.1.2 --- CL Settings --- p.14 / Chapter 2.3.1.3 --- Phase Sensitive Detection Part --- p.15 / Chapter 2.3.1.4 --- Data Acquisitions --- p.15 / Chapter 2.3.2 --- LT CL Studies at 74 K --- p.15 / Chapter 2.3.2.1 --- Calibration of the Primary Beam Current at 74 K --- p.16 / Chapter 2.3.3 --- Special Precautions during Acquisition of CL Data --- p.16 / Chapter 2.3.4 --- Auxiliary Experiments --- p.18 / Chapter 3. --- EXPERIMENTAL RESULTS --- p.19 / Chapter 3.1 --- Results on Surface Morphology --- p.19 / Chapter 3.2 --- Results on Luminescence Property --- p.21 / Chapter 3.2.1 --- CL Images --- p.21 / Chapter 3.2.2 --- Kinetic Curves of CL from GaAs1-xSbx --- p.23 / Chapter 3.2.3 --- Kinetic Curves of CL from Substrate --- p.30 / Chapter 3.2.4 --- CL Spectra --- p.30 / Chapter 3.2.5 --- Effects of Different Electron Beam Accelerating Voltages --- p.44 / Chapter 3.2.6 --- Results on Temperature Dependence --- p.44 / Chapter 3.2.7 --- Results on Auxiliary Experiments --- p.57 / Chapter 4. --- DATA ANALYSIS AND DISCUSSION --- p.63 / Chapter 4.1 --- Dose Effect --- p.63 / Chapter 4.1.1 --- Electron Dose Dependence of Kinetic Curve --- p.63 / Chapter 4.1.2 --- Empirical Fitting of Dose Curve --- p.66 / Chapter 4.1.3 --- Dose Curves Obtained at 74 K --- p.72 / Chapter 4.1.4 --- Conversion of Dose Effect to Energy Effect --- p.73 / Chapter 4.2 --- Discussion on Possible Mechanisms Leading to Luminescence Variation According to Literature --- p.78 / Chapter 4.3 --- The Surface Roughness at DifferentX --- p.88 / Chapter 5. --- CONCLUSIONS --- p.90 / REFERENCES --- p.91

Graduation date: 1997

Thesis (M.S. in Physics)--Naval Postgraduate School, September 2003. / Thesis advisor(s): Gamani Karunasiri, James Luscombe. Includes bibliographical references (p. 59-60). Also available online.

Thesis (Ph. D.)--University of Texas at Austin, 2002. / Vita. Includes bibliographical references. Available also from UMI Company.