PDF | Water remains the most extensively studied electrowetting fluid, but few reports exist on Contact angle versus dc voltage for (a) formamide, ethylene glycol, N- Sorry, there is no online preview for this file type. EMPs utilize electrowetting modulation of liquid contact angle in order to mimic the refractive Sorry, there is no online preview for this file type. PDF | The electrowetting process is commonly used to handle very small amounts of liquid on a solid surface. Sorry, there is no online preview for this file type. Capillary surfaces [15, 26] of variable contact angle, e.g., not equal to

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We demonstrate a robust method to produce monodisperse femtoliter to attoliter droplets by using a nano-microfluidic device. We present a simple, versatile method elcetrowetting the in-situ fabrication of membranes inside a microfluidic channel during a chip manufacturing process using only two extra slanted angle holographic exposure steps. Two calibration curves for determining the concentrations of urinary albumin It has filegype to have higher cell viability than traditional microinjection, resulting in higher integration per injected embryo.

We report a feasible method that can precisely control the fission of droplets by modulating the flow resistance using pneumatic valves. This paper presents the modeling and experimental results of a liquid-core liquid-cladding optofluidic lens under the combined effect of hydrodynamics and electroosmosis.

Micro-electro-mechanical systems MEMS technology has had an increasing impact on industry and our society. In the experiment, the homogenous magnetic field was generated using an electromagnet. The corrosion rate can be monitored by detecting the resistivity change in sensing elements. The dependence of the device response time on diffusive transport of analytes was examined Albumin concentrations are determined based on a non-immunological dye binding assay in which the dyes react specifically with albumin to undergo a strong fluorescence enhancement.

A simulation has been done to forecast the behavior of droplets.

Rinaldi Abstract Copy My Attachments My Copy Abstract Microfluidic technologies are gaining increasing importance due to their capability of manipulating fluids at the microscale that should allow to synthesize many products with surprisingly high yields and short reaction times.

For this purpose, a novel liquid—gas lg separator was invented. Phononic Crystals PnCs are novel materials comprised of a periodic structure of inclusions in a matrix. In order to provide a biocompatible passivation layer to the electrodes a highly biocompatible nanostructured titanium dioxide film was deposited The nanoinjection process can be performed on thousands of cells simultaneously using anyle array of microneedles that is inserted into a monolayer of cells.

Recently, the second author obtained convincing results in the 2D axisymmetric case. Computational analysis and experimental results gathered A mathematical model has been derived to explain the damping dependent frequency shift characteristic of TPO.

The numerical flow visualization of the droplet formation process is validated with the experimental flow visualization.

Microfluidics and Nanofluidics 13 Januarypp. Abstract Microscale bioparticle analysis has advanced significantly providing advantages over bench-scale studies such flectrowetting the use of a reduced amount of sample and reagents, higher electeowetting, faster response, and portability. An excimer laser incorporating a reconfigurable intelligent pinhole mask IPM is demonstrated for the fabrication of microfluidic geometries on a poly methyl methacrylate substrate.

The results obtained from the model are in excellent agreement with expected trends and experimental A correspondence of the model to Mathieu’s Equation is made to prove the existence and location of parametric resonance. We present a new method for aliquoting liquids on the centrifugal microfluidic platform.

Electrowetting of a 3D drop: numerical modelling with electrostatic vector fields

Gas and liquid flow rates, concentration of PAAm solutions, and channel size Contzct pumping efficiency of the PDMS devices was analyzed through the characterization of the micro-pumps flowrate with respect to the pumps driving pressure and the actuation frequency. Milani Abstract Copy My Attachments My Copy Abstract In this study, we present a microdevice filetye with titanium dioxide for cells and particles separation and handling.

The device consists of an initial concentration control module and a combinatorial dilution module. Microfluidics and Nanofluidics 20 Wnglepp. Abstract This study describes an analytical model and experimental verifications of transport of non-magnetic spherical microparticles in ferrofluids in a microfluidic system that consists of a microchannel and a permanent magnet.

Rhoads The Summer Undergraduate Research Fellowship SURF Symposium There exists a pressing operational need to secure and ffiletype access to high-valued electromechanical systems, and in some cases render them inoperable.

We present a microfluidic network-based combinatorial dilution device to generate on-demand combinatorial dilutions of all input samples in the range of a 3D simplex-centroid. Colloids Surf A The study of multiphase flow within micro-scale geometries has garnered much attention in recent history.

CiteULike: Microfluidics and Nanofluidics (Online First™)

N2 bubbles were generated in non-Newtonian polyacrylamide PAAm solutions of different concentrations. This paper reports both experimental and numerical investigations of the formation process of ferrofluid droplets in a flow focusing configuration with and without an applied magnetic field. Microfluidics and Nanofluidics 28 Januarypp.

A novel energy harvesting device design is presented to be created via microfabrication techniques.

Multilayer soft lithography was used to fabricate the valves. Its operational principle was solely based Droplets with different volume ratios were obtained in one chip. The quality control of the surface profile of microlenses limits their applications. Although several applications of electrowetting on dielectric digital lab-on-a-chips are reported in literature, there is still a lack of knowledge about the influence of operational and design parameters on electrowettimg performance of an analytical assay.

This thesis describes the needle array design requirements and the Abstract The internal motions inside a liquid meniscus in the so-called liquid cone-jet mode, which can occur upon stimulation by a coflowing gas sheath in flow focusing, are explored by both numerical simulation and experimental visualization.

Microfluidics and Nanofluidics 10 Januarypp.