Farshchi Tabrizi, Mahdi: On the adhesion between fine particles and nanocontacts : an atomic force microscope studyDie Adhäsion zwischen feinen Pulverteilchen und Nanokontakten : eine Untersuchung mit dem Rasterkraftmikroskop. 2007
Inhalt
- Abstract
- Abstract Deutsch
- ميحرلا نمحرلا للها مسب
- Table of Contents
- 1. INTRODUCTION
- 2. FUNDAMENTALS
- 2.1. SURFACE FORCES
- 2.1.1. Van der Waals force
- 2.1.1.1. Van der Waals force between molecules
- 2.1.1.2. Van der Waals force between macroscopic solids
- 2.2. HAMAKER CONSTANT
- 2.3. CONTACT MODELS
- 2.3.1. Hertz model
- 2.3.2. Surface energy and contact of elastic solids (JKR mod
- 2.3.3. Effect of contact deformations on the adhesion of par
- 2.3.4. The JKR-DMT transition using a Dugdale model (Maugis
- 2.4. EFFECT OF PARTICLE RADIUS ON ADHESION FORCE
- 2.5. EFFECT OF SURFACE ROUGHNESS ON ADHESION FORCE
- 2.6. LIQUIDS AND LIQUID/SOLID INTERFACES
- 2.7. MENISCUS FORCE
- 3. MATERIAL AND METHODS
- 3.1. ATOMIC FORCE MICROSCOPY
- 3.2. CANTILEVER AND SPRING CONSTANT
- 3.3. SURFACE PREPARATION
- 3.3.1. Plasma cleaning
- 3.3.2. RCA method (wet-cleaning)
- 3.3.3 Cleavage of crystals
- 3.3.4. Etching of surfaces
- 3.4. HUMIDITY CONTROL SYSTEM
- 4. RESULTS AND DISCUSSION
- 4.1. ADHESION FORCE DISTRIUBUTIONS
- 4.1.1. Adhesion force on hydrophilic surfaces
- 4.1.2. Adhesion force on hydrophobic surfaces
- 4.1.3. Adhesion force on particle surfaces
- 4.1.4. Adhesion force on rough surfaces and adhesion map
- 4.2. EFFECT OF LOAD
- 4.3. FACTORS INFLUENCING THE DISTRIBUTION OF ADHESION FORCE
- 4.4. INFLUENCE OF HUMIDITY ON ADHESION
- 4.5. SIMULATION OF EXPERIMENTAL RESULTS WITH THE TWO-SPHERE-MODEL
- 4.6. TIP WEAR
- 4.7. CONCLUSIONS
- ACKNOWLEDGMENTS
- Nomenclature
- Greek letters
- Reference: