Characterization of FePt-based nanocomposite thin films prepared by pulsed filtered vacuum arc deposition.

by Lai Yiu Wai.Thesis (M.Phil.)--Chinese University of Hong Kong, 2005.Includes bibliographical references.Abstract in English and Chinese.AbstractAbstract (Chinese)Table of ContentsList of FiguresList of TablesChapter Chapter 1 --- IntroductionChapter 1.1 --- Overview --- p.1-1Chapter 1.2 --- Conventional recording --- p.1-2Chapter 1.3 --- Superparamagnetism --- p.1-2Chapter 1.4 --- Possible solutions --- p.1-4Chapter 1.4.1 --- Perpendicular recording --- p.1-5Chapter 1.4.2 --- Patterned media --- p.1-6Chapter 1.4.3 --- High Ku material for recording media --- p.1-7Chapter 1.5 --- FePt-based material research 1 - --- p.1-8Chapter 1.6 --- Project goal --- p.1-11Reference --- p.1-12Chapter Chapter 2 --- Sample preparation and characterization techniquesChapter 2.1 --- Pulsed filtered vacuum arc deposition (PFVAD) --- p.2-1Chapter 2.1.1 --- Sample preparation --- p.2-4Chapter 2.2 --- Rutherford backscattering spectroscopy (RBS) --- p.2-4Chapter 2.3 --- X-ray diffraction (XRD) --- p.2-6Chapter 2.4 --- Vibrating sample magnetometery (VSM) --- p.2-7Chapter 2.5 --- Transmission electron microscopy (TEM) --- p.2-9Reference --- p.2-10Chapter Chapter 3 --- Characterization of FePt-C nanocomposite thin filmChapter 3.1 --- Experiment design --- p.3-1Chapter 3.2 --- Experiment detail --- p.3-1Chapter 3.3 --- Results and discussion --- p.3-3Chapter 3.3.1 --- NRBS measurements --- p.3-3Chapter 3.3.2 --- XRD measurements --- p.3-8Chapter 3.3.3 --- VSM measurements --- p.3-14Chapter 3.3.4 --- Some preliminary results on effects of post- deposition implantation --- p.3-23Chapter 3.3.5 --- TEM images --- p.3-26Chapter 3.3.6 --- Overall discussion --- p.3-29Chapter 3.3.6.1 --- Total film thickness effect --- p.3-29Chapter 3.3.6.2 --- Degree of ordering from XRD (001)/(002) peak intensity ratio --- p.3-33Chapter 3.3.6.3 --- C spacer thickness effect --- p.3-34Chapter 3.3.6.4 --- Implantation effect --- p.3-35Chapter 3.4 --- Summary --- p.3-35Reference --- p.3-36Chapter Chapter 4 --- Characterization of FePt-Cu nanocomposite thin filmChapter 4.1 --- Experiment design --- p.4-1Chapter 4.2 --- Experiment detail --- p.4-1Chapter 4.3 --- Results and discussion --- p.4-3Chapter 4.3.1 --- RBS measurements --- p.4-3Chapter 4.3.2 --- XRD measurements --- p.4-7Chapter 4.3.3 --- VSM measurements --- p.4-9Chapter 4.3.4 --- Discussion --- p.4-12Chapter 4.3.4.1 --- Total film thickness effect --- p.4-12Chapter 4.3.4.2 --- Cu spacer thickness effect --- p.4-13Chapter 4.4 --- FePt films without additive --- p.4-16Chapter 4.5 --- Summary --- p.4-17Reference --- p.4-18Chapter Chapter 5 --- Conclusion and future worksChapter 5.1 --- Conclusion --- p.5-1Chapter 5.2 --- Future works --- p.5-3Reference --- p.5-4Appendix 1Appendix