Di neng dian zi neng liang sun shi pu zhong duo zhong san she xiao ying de xiu zheng

An Xipo = 低能电子能量损失谱中多重散射效应的修正 / 安西坡.Thesis (M.Phil.)--Chinese University of Hong Kong, 2006.Includes bibliographical references (leaves 55-56).Text in English; abstracts in English and Chinese.An Xipo = Di neng dian zi neng liang sun shi pu zhong duo zhong san she xiao ying de xiu zheng / An Xipo.Abstract --- p.i摘要 --- p.iiAcknowledgement --- p.iiiTable of contents --- p.ivChapter Chapter 1: --- Introduction --- p.1Chapter Chapter 2: --- BackgroundChapter 2.1 --- Theory of electron scattering --- p.3Chapter 2.1.1 --- Elastic scattering --- p.3Chapter 2.1.2 --- Inelastic scattering --- p.4Chapter 2.1.2.1 --- The bethe theory --- p.5Chapter 2.1.2.2 --- The dielectric formulation --- p.6Chapter 2.1.3 --- Excitation of out-shell electrons --- p.6Chapter 2.1.3.1 --- Volume plasmon and its dispersion --- p.6Chapter 2.1.3.2 --- Single electron excitation --- p.8Chapter 2.2 --- Single and multiple scattering process --- p.8Chapter Chapter 3 --- Fourier transform based deconvolution methodChapter 3.1 --- Theory --- p.10Chapter 3.1.1 --- Derivation of the single scattering distribution (SSD) --- p.10Chapter 3.1.2 --- K-K analyais --- p.12Chapter 3.2 --- Effectiveness of the F-log algorithm and data interpretation --- p.13Chapter 3.2.1 --- Removal of the plural scattering using F-log --- p.13Chapter 3.2.2 --- Deduction of the dielectric function --- p.14Chapter 3.3 --- Shortcomings and limitations --- p.15Chapter 3.3.1 --- Spectrum collection range --- p.15Chapter 3.3.2 --- Artificial peaks in the low energy range (0-5 eV) --- p.18Chapter 3.3.3 --- Thin specimens --- p.19Chapter 3.3.4 --- Spectra taken at q>0 --- p.22Chapter Chapter 4 --- Direct deconvolution methodChapter 4.1 --- Theory --- p.26Chapter 4.2 --- Results and discussion --- p.31Chapter 4.2.1 --- Results of the original direct deconvolution algorithm --- p.31Chapter 4.2.2 --- Results of the revised direct deconvolution algorithm --- p.32Chapter 4.2.2.1 --- Removal of the plural scattering of the spectra taken at zero momentum transfer --- p.32Chapter 4.2.2.2 --- Removal of the plural scattering of the spectra taken at q>0 --- p.38Chapter 4.2.3 --- Evaluation of the revised direct deconvolution algorithm --- p.39Chapter Chapter 5 --- Elastic-inelastic interaction multiple scattering correctionChapter 5.1 --- Theory --- p.44Chapter 5.2 --- Solution --- p.46Chapter 5.3 --- Results and discussion --- p.49Chapter Chapter 6 --- Conclusions --- p.52Reference --- p.54Appendix:Chapter A1 --- The F-log deconvolution program codeChapter A2 --- The Kramer-Kronig analysis program codeChapter A3 --- The revised F-log program code to make allowance for the collection range problemChapter A4 --- Program code to reconstruct the ZLPChapter A5 --- The direct deconvolution program cod