Digitally controllable large-scale integrated microfluidic systems.

• Other Authors: Lam, Raymond Hiu-wai.
• Format: Others
• Language: English; Chinese
• Published: 2005
• Subjects: Fluidic devices; Micromechanics
• Online Access: http://library.cuhk.edu.hk/record=b5892521; http://repository.lib.cuhk.edu.hk/en/item/cuhk-325282

Lam Raymond Hiu-wai. === Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. === Includes bibliographical references (leaves 87-91). === Abstracts in English and Chinese. === Abstract --- p.ii === Abstract (Chinese) --- p.iv === Acknowledgment --- p.v === Contents --- p.vii === List of Figures --- p.ix === Introduction --- p.1 === Chapter 1-1 --- Overview of MEMS and Microfluidic Technologies --- p.1 === Chapter 1-1-1 --- Microelectromechanical Systems (MEMS) --- p.1 === Chapter 1-1-2 --- Microfluidic Systems --- p.2 === Chapter 1-2 --- Literture Review on Microfluidic Devices --- p.4 === Chapter 1-2-1 --- Micropumps --- p.4 === Chapter 1-2-2 --- Microvalves --- p.5 === Chapter 1-2-3 --- Micromixers --- p.5 === Chapter 1-2-3 --- Integration of Multiple Devices: Microfluidic Systems --- p.6 === Chapter 1-3 --- Motivation and Research Objectives --- p.7 === Chapter 1-4 --- Thesis Outline --- p.9 === Fluid Flow in MicroChannel --- p.11 === Chapter 2-1 --- Velocity Profile in a MicroChannel --- p.11 === Chapter 2-2 --- Pressure Dissipation by Laminar Friction --- p.16 === Chapter 2-3 --- Bubble Filtering --- p.20 === Microfluidic Centrifugal Pumping --- p.23 === Chapter 3-1 --- Vortex Micropump --- p.23 === Chapter 3-1-1 --- Operation Principle and Device Design --- p.23 === Chapter 3-1-2 --- Alternative Pump Design --- p.25 === Chapter 3-2 --- Micropump Fabrication --- p.27 === Chapter 3-2-1 --- Electroplated Impeller --- p.27 === Chapter 3-2-2 --- SU-8 Impeller --- p.30 === Chapter 3-2-3 --- Micropump Fabricated by Micro Molding Replication Technique --- p.32 === Chapter 3-2-4 --- Inverted-chamber Vortex Micropump --- p.35 === Chapter 3-3 --- Elementary Centrifugal Pump Theory --- p.36 === Chapter 3-3-1 --- Pumping Pressure and Discharge --- p.36 === Chapter 3-3-2 --- Fluid Horsepower --- p.38 === Chapter 3-3-3 --- Effect of Blade Angle --- p.40 === Chapter 3-4 --- Pumping Specification --- p.41 === Mixing Based on Mechanical Vibration --- p.47 === Chapter 4-1 --- Micromixer Design --- p.47 === Chapter 4-1-1 --- Oscillating Diaphragm Actuated Microfluidic Mixing --- p.47 === Chapter 4-1-2 --- Flat-surface Diaphragm Active Micromixer --- p.48 === Chapter 4-1-3 --- Mixing Enhancement by Pillared Chamber Profile --- p.50 === Chapter 4-2 --- Fabrication Process --- p.52 === Chapter 4-2-1 --- Flat-surface Diaphragm Active Micromixer --- p.52 === Chapter 4-2-2 --- Pillared-surface Diaphragm Active Micromixer --- p.54 === Chapter 4-3 --- Experimental Analysis of Mixing Performance --- p.56 === Microfluidic Flow Planning System --- p.63 === Chapter 5-1 --- System Design --- p.63 === Chapter 5-1-1 --- Chip Design and Fabrication --- p.63 === Chapter 5-1-2 --- Digital Controlling System --- p.65 === Chapter 5-1-3 --- Operation Mechanism --- p.67 === Chapter 5-2 --- Experimental Results --- p.69 === Microfluidic Mixing Module Array --- p.70 === Chapter 6-1 --- System Configuration --- p.70 === Chapter 6-1-1 --- Microfluidic Chip Design --- p.70 === Chapter 6-1-2 --- Backward Flow Elimination by Tesla Valve --- p.72 === Chapter 6-1-3 --- System Controller and Operation Mechanism --- p.75 === Chapter 6-2 --- Fabrication --- p.76 === Chapter 6-3 --- Mixing Ratio Estimation --- p.78 === Chapter 6-4 --- Experimental Results --- p.79 === Conclusion --- p.81 === Future Work --- p.83 === Chapter 8-1 --- Self Driven Microfluidic Flow Planning System --- p.83 === Chapter 8-2 --- Mixing Enhancement by Cavitation Microstreaming --- p.84 === References --- p.87 === Bonding Test on UV-curing Epoxy Resin --- p.92 === Circuit Schematic of Digital Controller --- p.94 === Advanced Digital Microfluidic Controller --- p.97