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Tesi etd-09182012-092645


Thesis type
Tesi di laurea magistrale
Author
PAGLIAZZI, MARCO
URN
etd-09182012-092645
Title
Spatio temporal image correlation spectroscopy measurements of microparticle dynamics in surface acoustic waves lab-on-a-chip devices
Struttura
FISICA
Corso di studi
FISICA
Supervisors
relatore Dott. Cecchini, Marco
Parole chiave
  • pumping
  • STICS
  • Flow visualization
  • mixing
  • sorting
  • acoustofluidics
  • microfluidic
  • Surface acoustic waves
Data inizio appello
01/10/2012;
Consultabilità
Parziale
Data di rilascio
01/10/2052
Riassunto analitico
1. INTRODUCTION
Aim of this work
Structure of the present work.

2. THEORY AND STATE OF THE ART
2.1 A Brief Introduction to Surface Acoustic Wave Particle Manipulation
2.2 Surface Acoustic Wave for Particle Manipulation
2.3 Governing Equations in Acoustofluidics
First order acoustic fields: acoustic wave equation
Second order acoustic fields.

3. DEVICE DESIGN AND FABRICATION
3.1 Device Design
3.2 Device Fabrication
3.3 RF Testing of the device

4. ASSESSING FLUIDIC REGIME IN MICROCHANNELS BY MEANS OF SPATIO-TEMPORAL IMAGE CORRELATION SPECTROSCOPY
4.1 Particle Image Velocimetry (Piv) in a nutshell
4.2 Spatio Temporal Image COrrelation Spectroscopy for Particle Visualization
4.3 Stics Code

5. MEASUREMENTS AND RESULTS
5.1 Validation of STICS Measurements for Steady Flow
5.1.1 Sertup
5.1.2 Stics Analysis
General remarks on the STICS code
Measurement analysis and results
5.2.1 Experimental setup and Procedures
5.2.2 Experimental results on microparticle fluidodynamics on 14 and 67-um-high microchannels
H14
H67
5.3 Discussion
5.2.5 FEM Simulations: Results

6. CONCLUSIONS
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