2017-11-14 · We present an experimental micro-model of drying porous media based on microfluidic cells made of arrays of pillars on a regular grid and complement these experiments with a matching
2020-11-13 · Microfluidics and novel lab-on-a-chip applications have the potential to boost biotechnological research in ways that are not possible using traditional methods. Although microfluidic tools were increasingly used for different applications within biotechnology in recent years a systematic and routine use in academic and industrial labs is still not established.
2020-11-13 · Microfluidics and novel lab-on-a-chip applications have the potential to boost biotechnological research in ways that are not possible using traditional methods. Although microfluidic tools were increasingly used for different applications within biotechnology in recent years a systematic and routine use in academic and industrial labs is still not established.
2006-1-18 · Microfluidic chips feats of miniscule plumbing where more than a hundred cell cultures or other experiments can take place in a rubbery silicone integrated circuit the size of a quarter could
2019-3-13 · The types of clay minerals and cations are the factors controlling improved recovery from low-salinity water (LSW) injection. In this paper a surface complexation model was developed to predict the clay surface charge that develops for different brine compositions and salinities. It was followed by microfluidic experiments to visualize the individual performances of illite kaolinite and
2020-10-19 · Before experiments all PDMS microfluidic devices were treated with Pluronic F-127. First glass cylinders are filled with Pluronic F-127 at 1 in 1X PBS. For degassing all inlets and outlets
2021-7-19 · However most existing microfluidic chips for generating dynamic shear stress and biochemical signals require expensive large peripheral pumps and external control systems unsuitable for being placed inside cell incubators to conduct cell biology experiments.
2007-9-20 · Microfluidic experiments could be initiated whenever cells were ready in Petri dish or multi-well culture plates (our studies were performed using 6-well plates). Other advantages are (i) the hybrid device allows experiments with sensitive cells (e.g. mouse NPCs neurons) that are difficult to culture inside microfluidic devices and (ii
2018-5-8 · Computational model of the microfluidic device. Prior to experiments the performance of the dual-nozzle droplet-generating microfluidic device was simulated using CFD model. For this purpose the two phase flow with level set function of COMSOL (5.1 COMSOL Inc. USA) was used as previously suggested . The governing equations for the
2020-11-13 · Due to low working volumes and the ability to parallelise reaction sites microfluidic systems are perfectly suited for high-throughput applications such as screening experiments. A well-established and already commercially available method in microfluidics is droplet microfluidics ( Teh et al. 2008 ).
2017-4-27 · A new technology and a new design united in one product that allows you to control microfluidic flow in a blink of an eye. The most advanced flow controller the most compact pressure pump designed to hold in one s hand. Simply dial in the pressure you want get started instantaneously and focus on what really matters your experiments.
The experiments were conducted under different concentrations of VEGF and Ang I. We demonstrated that capillaries with distinct characteristics can be grown under different media conditions and that characteristics can be altered by changing these conditions. A two-channel microfluidic device fabricated in PDMS was used for all experiments.
Once the microfluidic chip was equilibrated HEWL crystallization experiments were repeated. Pictures of the crystals obtained at different times are shown in Figure 10. In this case it was possible to notice that crystals showed a growing trend for over 5 days without signs of degradation.
2020-11-13 · Microfluidics and novel lab-on-a-chip applications have the potential to boost biotechnological research in ways that are not possible using traditional methods. Although microfluidic tools were increasingly used for different applications within biotechnology in recent years a systematic and routine use in academic and industrial labs is still not established.
2021-5-19 · We validate our pore-scale model against microfluidic experiments performed at the Max Planck Institute for Dynamics and Self-Organization in Göttingen Germany. Comparison between the experiment (left) and our corresponding simulation (right) shows our model s ability to capture invasion patterns. Experimental results courtesy of Dr. Lucas Goehring Paolo Fantinel and Wieland Lühder
2019-10-1 · article osti_1642397 title = Experiments and computations of microfluidic liquid–liquid flow patterns author = Desir Pierre and Chen Tai-Ying and Bracconi Mauro and Saha Basudeb and Maestri Matteo and Vlachos Dionisios G. abstractNote = We study two-phase liquid–liquid flow patterns in a 500 μm capillary microchannel for four biphasic systems ethyl acetate/water 2
2006-1-18 · Microfluidic chips feats of miniscule plumbing where more than a hundred cell cultures or other experiments can take place in a rubbery silicone integrated circuit the size of a quarter could
2020-11-13 · Due to low working volumes and the ability to parallelise reaction sites microfluidic systems are perfectly suited for high-throughput applications such as screening experiments. A well-established and already commercially available method in microfluidics is droplet microfluidics ( Teh et al. 2008 ).
2019-3-13 · The types of clay minerals and cations are the factors controlling improved recovery from low-salinity water (LSW) injection. In this paper a surface complexation model was developed to predict the clay surface charge that develops for different brine compositions and salinities. It was followed by microfluidic experiments to visualize the individual performances of illite kaolinite and
2008-8-23 · Strong microfluidic vortices are generated when a near-infrared (1 064 nm) laser beam is focused within a microchannel and an alternating current (AC) electric field is simultaneously applied. The electric field is generated from a parallel-plate indium tin oxide (ITO) electrodes separated by 50 μm. We present the first μ-PIV analysis of the flow structure of such vortices.
2008-8-23 · Strong microfluidic vortices are generated when a near-infrared (1 064 nm) laser beam is focused within a microchannel and an alternating current (AC) electric field is simultaneously applied. The electric field is generated from a parallel-plate indium tin oxide (ITO) electrodes separated by 50 μm. We present the first μ-PIV analysis of the flow structure of such vortices.
2008-8-23 · Strong microfluidic vortices are generated when a near-infrared (1 064 nm) laser beam is focused within a microchannel and an alternating current (AC) electric field is simultaneously applied. The electric field is generated from a parallel-plate indium tin oxide (ITO) electrodes separated by 50 μm. We present the first μ-PIV analysis of the flow structure of such vortices.
2021-7-21 · microfluidic separation. For cell spiking experiments SKBR3 BC cells were fluorescently labelled using Celltrace CFSE cell proliferation kit (Life Technologies Corporation Carlsbad USA) following the man-ufacturer s protocol. Briefly cells were trypsinized and pelleted at 250XG for 5 minutes washed with PBS and re-pelleted.
2019-3-13 · The types of clay minerals and cations are the factors controlling improved recovery from low-salinity water (LSW) injection. In this paper a surface complexation model was developed to predict the clay surface charge that develops for different brine compositions and salinities. It was followed by microfluidic experiments to visualize the individual performances of illite kaolinite and
2002-6-7 · Additionally microfluidic processes may be easily parallelized for high throughput and require vastly smaller sample volumes In these experiments each of the lobes consisted of two independent 3-μm silica spheres (Bangs Laboratories Fishers IN). To create these structures we first maneuvered the colloids with the optical trap to a 3
2015-7-10 · Microfluidic technologies are becoming more and more interesting for cell and microtissue experiments since cells cultured within small microfluidic structures experience realistic physiological conditions with regard to liquid-to-cell ratios fluid residence times and the dynamics of the mechanical environment (Frimat et al. 2011 Frimat et
2017-4-27 · A new technology and a new design united in one product that allows you to control microfluidic flow in a blink of an eye. The most advanced flow controller the most compact pressure pump designed to hold in one s hand. Simply dial in the pressure you want get started instantaneously and focus on what really matters your experiments.
2021-2-3 · For each experiment one microfluidic cell was produced based on the same design. Essentially they are three repetitions of identical experimental conditions except for Experiment 2 which was cut short since clogging occurred during the precipitation. The set-up experimental procedure and image processing are explained in the following.
2011-4-22 · Transendothelial electronic resistance (TEER) measurements are performed across a cell layer immobilized on a microfluidic device that also enables the cell layer to interact with a flowing stream of red blood cells (RBCs). A bipolar pulsed square wave potential is applied across a monolayer of bovine pulmonary artery endothelial cells and the resulting current response is measured and
2019-3-13 · The types of clay minerals and cations are the factors controlling improved recovery from low-salinity water (LSW) injection. In this paper a surface complexation model was developed to predict the clay surface charge that develops for different brine compositions and salinities. It was followed by microfluidic experiments to visualize the individual performances of illite kaolinite and
2021-5-10 · The project relies on microfluidic experiments also called aquifer-on-a-chip enabling a direct optical visualization of flow and transport processes at the pore-scale. The project proposes developments in experimental microfluidics using innovative methodologies and advanced post-processing in vibrational spectroscopy that allows to reveal the dynamics and reactivity at interfaces in
2008-8-23 · Strong microfluidic vortices are generated when a near-infrared (1 064 nm) laser beam is focused within a microchannel and an alternating current (AC) electric field is simultaneously applied. The electric field is generated from a parallel-plate indium tin oxide (ITO) electrodes separated by 50 μm. We present the first μ-PIV analysis of the flow structure of such vortices.
2021-3-4 · We present a microfluidic platform that allows in operando nuclear magnetic resonance (NMR) observation of serial mixing experiments. Gradually adding one reagent to another is a fundamental experimental modality widely used to quantify equilibrium constants for
2019-10-1 · Flow visualization experiments using laser induced fluorescence (LIF) reveal a total of 7 different flow patterns for all solvent pairs namely slug flow droplet flow slug-droplet flow parallel annular dispersed and irregular flow. A map of different flow patterns was built to
2002-6-7 · Additionally microfluidic processes may be easily parallelized for high throughput and require vastly smaller sample volumes In these experiments each of the lobes consisted of two independent 3-μm silica spheres (Bangs Laboratories Fishers IN). To create these structures we first maneuvered the colloids with the optical trap to a 3
2018-5-16 · In similar experiments continuous flows of over 10 h were reliably performed such that the back mixing did not extend beyond the upstream channel volume (and never contacted the reservoir well). Figure 2. Microfluidic dynamics. (A) Resistance network of the microfluidic flow unit. The ratio of resistances (R 1 R 2 R 3 R 4) was set at 1 10 1 0.1.
2018-5-16 · In similar experiments continuous flows of over 10 h were reliably performed such that the back mixing did not extend beyond the upstream channel volume (and never contacted the reservoir well). Figure 2. Microfluidic dynamics. (A) Resistance network of the microfluidic flow unit. The ratio of resistances (R 1 R 2 R 3 R 4) was set at 1 10 1 0.1.
2018-11-15 · We conduct direct visualization experiments with a microfluidic system to reveal the mechanisms and to quantify the recovery rates of oil from fracture networks. We compared the effectiveness of water nitrogen and supercritical carbon dioxide at reservoir conditions in a process mimicking the huff-and-puff method in both dead-end and connected
2020-10-19 · Before experiments all PDMS microfluidic devices were treated with Pluronic F-127. First glass cylinders are filled with Pluronic F-127 at 1 in 1X PBS. For degassing all inlets and outlets
2021-7-21 · Air bubbles are a very common issue for microfluidic experiments. The task to avoid air bubbles in the microfluidic device can be quite a difficult process. Moreover they can be really detrimental for the experiment. For more information about the cause of air bubbles and the issues they can create check our dedicated review.
2007-9-20 · Microfluidic experiments could be initiated whenever cells were ready in Petri dish or multi-well culture plates (our studies were performed using 6-well plates). Other advantages are (i) the hybrid device allows experiments with sensitive cells (e.g. mouse NPCs neurons) that are difficult to culture inside microfluidic devices and (ii
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