Slippage of polymers

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Table of contents

1 General introduction 
1.1 Device Fabrication
1.2 Application
1.2.1 An alternative to study uid physics on micro and nano scale
1.2.2 Droplet microuidics
1.2.3 Capacity of modeling networks in cores for petroleum application
1.3 The objectives and organisation of thesis
I Experimental study of slippage of Newtonian uids and polymer solution 
1 Presentation of the state of the art 
1.1 Slippage of Newtonian uid
1.1.1 Theoretical expectations
1.1.2 What physical factors in uence slippage
1.1.3 Applications of slippage
1.2 Slippage of polymers
1.2.1 Formation of polymer layer on solid surface
1.2.2 Theoretical and experimental study of polymer slippage on solid surface
1.2.3 Motivation of study polymer slippage on solid surface
1.3 Experimental methods of investigation of slippage
1.3.1 Indirect methods
1.3.2 Direct methods
1.3.3 Motivation of high resolution slip length measurement based on TIRF method
2 Experimental study of slippage 
2.1 Experimental setup
2.1.1 Illumination setup
2.1.2 Acquisition setup
2.1.3 Pressure applying setup
2.1.4 Studied solutions and seeding particles
2.1.5 Channel geometry
2.1.6 Preparation of surfaces
2.2 Measurement technique
2.2.1 Incident angle measurement
2.2.2 Acquisition of data
2.2.3 Laser waist and intensity calibration
2.3 Detection method
2.4 Analysis procedure
2.4.1 Numerical data treatment
2.4.2 Determination of position of the wall
2.4.3 In uence of nite particle size in evanescent eld on the altitude determination
2.4.4 In uence of bleaching on owing particles
2.4.5 In uence of focusing on particle altitude determination
2.4.6 Electrostatic forces
2.4.7 Rheological determination of solution viscosity
2.5 Results
2.5.1 Raw results before correction
2.5.2 Langevin simulation
2.5.3 Results after correction
2.5.4 Results with Polyethylene solution on hydrophilic surface
2.6 Conclusion
II Physics of drop formation at a step 
1 Introduction 
1.1 Droplet production in 2D geometries or 2D geometry with discontinuity
1.1.1 From dripping to jetting
1.1.2 Pinching mechanism and drop size
1.2 Production of droplets by step emulsication
1.3 Theories developed for drop formation at a step
1.3.1 Previous theories on step emulsication
1.3.2 Low-Ca approximative theory (by A. Leshansky)
1.3.3 Motivation of the project
2 Experimental study of step emulsication 
2.1 Experimental setup
2.2 Transition from step emulsication to large drops
2.3 Step emulsication-dynamics of pinching
2.4 Droplet size
2.5 Conclusion
III Flow and nano particles transport in sub-micrometric models of reservoirs 
1 Project background 
2 AEC nano particles in patterned micro models 
2.1 Preliminary results
2.2 Transport of nano particles in patterned micro models
2.3 Conclusion
Appendices
A Clogging of polystyrene particles in micro uidic channels 
A.1 Introduction
A.2 Experiments on clogging
A.2.1 Extrinsic clogging
A.2.2 Intrinsic clogging
A.3 Conclusion