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The physics of microdroplets /
"This book aims to give the reader the theoretical and numerical tools to understand, explain, calculate and predict the often non intuitive, observed behaviour of droplets in microsystems. After a chapter dedicated to the general theory of wetting, the book successively. Presents the theory of...
| Clasificación: | Libro Electrónico |
|---|---|
| Autores principales: | , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Hoboken, New Jersey : Salem, Massachusetts :
John Wiley & Sons, Inc ; Scrivener Publishing LLC,
[2012]
|
| Temas: | |
| Acceso en línea: | Texto completo Texto completo |
Tabla de Contenidos:
- Front Matter
- Introduction
- Fundamentals of Capillarity
- Minimal Energy and Stability Rubrics
- Droplets: Shape, Surface and Volume
- Sessile Droplets
- Droplets Between Two Non-parallel Planes: From Tapered Planes to Wedges
- Microdrops in Microchannels and Microchambers
- Capillary Effects: Capillary Rise, Capillary Pumping, and Capillary Valve
- Open Microfluidics
- Droplets, Particles and Interfaces
- Digital Microfluidics
- Capillary Self-assembly for 3D Microelectronics
- Epilogue
- Index
- Also of Interest.
- Machine generated contents note: Preface xviii Acknowledgements xxi Introduction 1 1. Fundamentals of Capillarity 5 1.1 Abstract 5
- 1.2 Interfaces and Surface Tension 5
- 1.3 Laplace's Law and Applications 13
- 1.4 Measuring the Surface Tension of Liquids 48
- 1.5 Minimization of the Surface Energy and Minimal Surfaces 59
- 1.6 References 61
- 2. Minimal Energy and Stability Rubrics 65
- 2.1 Abstract 65
- 2.2 Spherical Shapes as Energy Minimizers 66
- 2.3 Symmetrization and the Rouloids 70
- 2.4 Increasing Pressure and Stability 75
- 2.5 The Double-Bubble Instability 78
- 2.6 Conclusion 81
- 2.7 References 82
- 3. Droplets: Shape, Surface and Volume 83
- 3.1 Abstract 83
- 3.2 The Shape of Micro-drops 84
- 3.3 Electric Bonds Number 85
- 3.4 Shape, Surface Area and Volume of Sessile Droplets 85
- 3.5 Conclusion 103
- 3.6 References 103
- 4. Sessile Droplets 105
- 4.1 Abstract 105
- 4.2 Droplet Self-motion Under the Effect of a Contrast or Gradient of Wettability 105
- 4.3 Contact Angle Hysteresis 112
- 4.4 Pinning and Canthotaxis 115
- 4.5 Sessile Droplet on a Non-ideally Planar Surface 122
- 4.6 Droplet on Textured or Patterned Substrates 123
- 4.7 References 140
- 5. Droplets Between Two Non-parallel Planes: from Tapered Planes to Wedges 143
- 5.1 Abstract 143
- 5.2 Droplet Self-motion Between Two Non-parallel Planes 143
- 5.3 Droplet in a Corner 151
- 5.4 Conclusion 159
- 5.5 References 159
- 6. Microdrops in Microchannels and Microchambers 161
- 6.1 Abstract 161
- 6.2 Droplets in Micro-wells 161
- 6.3 Droplets in Microchannels 167
- 6.4 Conclusion 180
- 6.5 References 180
- 7. Capillary Effects: Capillary Rise, Capillary Pumping, and Capillary Valve 183
- 7.1 Abstract 183
- 7.2 Capillary Rise 183
- 7.3 Capillary Pumping 195
- 7.4 Capillary Valves 202
- 7.5 Conclusions 207
- 7.6 References 207
- 8. Open Microfluidics 209
- 8.1 Abstract 209
- 8.2 Droplet Pierced by a Wire 210
- 8.3 Liquid Spreading Between Solid Structures
- Spontaneous Capillary Flow 216
- 8.4 Liquid Wetting Fibers 239
- 8.5 Conclusions 247
- 8.6 References 248
- 8.7 Appendix: Calculation of the Laplace Pressure for a Droplet on a Horizontal Cylindrical Wire 250
- 9. Droplets, particles and Interfaces 251
- 9.1 Abstract 251
- 9.2 Neumann's Construction for liquid Droplets 251
- 9.3 The Difference Between Liquid Droplets and Rigid Spheres at an Interface 252
- 9.4 Liquid Droplet Deposited at a Liquid Surface 253
- 9.5 Immiscible Droplets in Contact and Engulfment 258
- 9.6 Non-deformable (Rigid) Sphere at an Interface 262
- 9.7 Droplet Evaporation and Capillary Assembly 275
- 9.8 Conclusion 288
- 9.9 References 290
- 10. Digital Microfluidics 293
- 10.1 Abstract 293
- 10.2 Electrowetting and EWOD 293
- 10.3 Droplet Manipulation with EWOD 304
- 10.4 Examples of EWOD in Biotechnology
- Cell Manipulation 333
- 10.5 Examples of Electrowetting for Optics-Tunable Lenses and Electrofluidic Display 335
- 10.6 Conclusion 336
- 10.7 References 337
- 11. Capillary Self-assembly for 3D Microelectronics 341
- 11.1 Abstract 341
- 11.2 Ideal Case: Total Pinning on the Chip and Pad Edges 342
- 11.3 Real Case: Spreading and Wetting 352
- 11.4 The Importance of Pinning and Confinement 355
- 11.5 Conclusion 357
- 11.6 Appendix A: Shift Energy and Restoring Force 358
- 11.7 Appendix B: Twist Energy and Restoring Torque 359
- 11.8 Appendix C: Lift Energy and Restoring Force 361
- 11.9 References 362
- 12. Epilogue 365
- Index 367.