| 摘要 | 第5-6页 |
| Abstract | 第6-7页 |
| Table of common symbols | 第12-14页 |
| Chapter 1 Introduction | 第14-37页 |
| 1.1 History of NiTi alloy | 第14-16页 |
| 1.2 Characteristics of Ni Ti alloy | 第16-20页 |
| 1.2.1 Shape memory effect | 第17-18页 |
| 1.2.2 Super-elastic | 第18-20页 |
| 1.3 Application and research status of NiTi alloy | 第20-22页 |
| 1.3.1 Application areas of NiTi alloy | 第20-21页 |
| 1.3.2 Current status and research trends | 第21-22页 |
| 1.4 Status of research problems friction and wear of NiTi shape memory alloy | 第22-32页 |
| 1.4.1 Friction of Ni Ti shape memory alloy | 第22-27页 |
| 1.4.2 Wear of Ni Ti shape memory alloy | 第27-32页 |
| 1.5 Effects of temperature on friction and wear | 第32-35页 |
| 1.6 Meanings and contents of the present thesis | 第35-37页 |
| 1.6.1 Meanings | 第35-36页 |
| 1.6.2 Contents of the present thesis | 第36-37页 |
| Chapter 2 Model of NiTi alloy in Hertz point contact | 第37-55页 |
| 2.1 Introduction | 第37页 |
| 2.2 Molecular mechanical friction theory | 第37-48页 |
| 2.2.1 Nature of molecular mechanical friction | 第37-40页 |
| 2.2.2 Method of defining molecular friction component | 第40-41页 |
| 2.2.3 Mechanical friction component definition method | 第41-45页 |
| 2.2.4 General friction coefficient calculation method | 第45-47页 |
| 2.2.5 Factors affecting friction coefficient | 第47-48页 |
| 2.3 Modeling Hertz point contact for NiTi alloy | 第48-53页 |
| 2.4 Chapter conclusions | 第53-55页 |
| Chapter 3 Experimental research on macro tribological features of NiTi alloy | 第55-75页 |
| 3.1 Introduction | 第55-56页 |
| 3.2 Rules of experimental tribology | 第56-63页 |
| 3.2.1 Nature of external friction | 第56-60页 |
| 3.2.2 Dependence of friction coefficient on normal pressure | 第60-62页 |
| 3.2.3 The dependence of friction coefficient on sliding velocity f=f(v) | 第62-63页 |
| 3.2.4 Dependence of friction coefficient on other parameters | 第63页 |
| 3.3 Experimental equipment, sample and conditions | 第63-65页 |
| 3.3.1 Expermental equipment | 第63-65页 |
| 3.3.2 Sample | 第65页 |
| 3.3.3 Experimental conditions | 第65页 |
| 3.4 Influence of normal load | 第65-70页 |
| 3.5 Influence of sliding speed | 第70-72页 |
| 3.6 Influence of temperature | 第72-73页 |
| 3.7 Chapter conclusions | 第73-75页 |
| Chapter 4 Methods of measuring friction by AFM | 第75-87页 |
| 4.1 Introduction | 第75-76页 |
| 4.2 Structure, principle, operating mode and scan mode of AFM | 第76-80页 |
| 4.2.1 Structure of AFM | 第76-77页 |
| 4.2.2 AFM principle and operation mode | 第77-79页 |
| 4.2.3 AFM scanning mode | 第79-80页 |
| 4.3 Probe of AFM | 第80-81页 |
| 4.4 Methods of surface morphology measurement | 第81页 |
| 4.5 Methods of measuring friction | 第81-84页 |
| 4.6 Heating system of sample | 第84-86页 |
| 4.7 Chapter conclusions | 第86-87页 |
| Chapter 5 Interface friction oscillator model | 第87-99页 |
| 5.1 Introduction | 第87-88页 |
| 5.2 Oscillator friction model | 第88-93页 |
| 5.2.1 Independent oscillator model | 第88-90页 |
| 5.2.2 Composite oscillator model | 第90-91页 |
| 5.2.3 FK model | 第91-92页 |
| 5.2.4 FKT model | 第92-93页 |
| 5.2.5 Coupled oscillator (CO) model | 第93页 |
| 5.3 Definition of friction force basing on coupled oscillator model | 第93-98页 |
| 5.3.1 Coupled oscillator model | 第93-96页 |
| 5.3.2 Calculation of micro friction force while using AFM | 第96-98页 |
| 5.4 Chapter conclusions | 第98-99页 |
| Chapter 6 Experimental research on atomic scale friction of Ni Ti alloy | 第99-122页 |
| 6.1 Introduction | 第99页 |
| 6.2 Experimenting method and data handling method | 第99-105页 |
| 6.2.1 Experimenting steps | 第99-102页 |
| 6.2.2 Relationship between input voltage signal and load value | 第102页 |
| 6.2.3 Methods of measuring friction force and handling data | 第102-105页 |
| 6.3 Influence of normal load | 第105-112页 |
| 6.3.1 Static friction force | 第105-107页 |
| 6.3.2 Sliding friction force | 第107-112页 |
| 6.4 Influence of sliding speed | 第112-116页 |
| 6.5 Influence of temperature | 第116-121页 |
| 6.5.1 Influence of temperature on micro shape surface | 第116-118页 |
| 6.5.2 Influence of temperature on friction force | 第118-121页 |
| 6.6 Chapter conclusions | 第121-122页 |
| Chapter 7 Experimental research on wear features of NiTi alloy | 第122-140页 |
| 7.1 Introduction | 第122页 |
| 7.2 Nature of wear | 第122-123页 |
| 7.3 The factors impacting wear intensity | 第123-125页 |
| 7.4 Experimental research on wear features of NiTi alloy | 第125-139页 |
| 7.4.1 Summary on micro wear features of NiTi alloy | 第125-130页 |
| 7.4.2 Experiment and analysis on macro wear features of NiTi alloy | 第130-139页 |
| 7.5 Chapter conclusions | 第139-140页 |
| Chapter 8 Conclusions and future works | 第140-146页 |
| 8.1 Conclusions | 第140-144页 |
| 8.2 Future works | 第144-146页 |
| References | 第146-158页 |
| 攻读博士学位期间取得的研究成果 | 第158-159页 |
| Acknowledgements | 第159-160页 |
| 附件 | 第160页 |
