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
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.
2020-10-19 · 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
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
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
2021-3-4 · 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
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.
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 ).
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
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
2021-1-8 · Antibiotic resistance has become a serious threat to food safety and public health globally. Therefore the development of a sensitive quick and simple method for antibiotic susceptibility testing is an urgent and crucial need. A novel concentration gradient microfluidic chip was designed in this work to generate antibiotic concentration gradient culture bacteria and produce fluorescence
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.
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. But here this
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.
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
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
2021-2-3 · 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.
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
2021-7-21 · In the past few years several new microfluidic syringe pump systems have changed the use of syringe pumps in microfluidic experiments. In this review we will briefly explain the main advantages and drawbacks of using syringe pumps in microfluidics. We will also describe some newly available systems that eliminate these drawbacks and present flow control artifacts.
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
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.
2013-1-22 · The microfluidic devices used in the experiments were designed to allow the growth of an ice crystal in a small chamber with an option to exchange the solution around the ice crystal at minimal flow rate thus minimizing the perturbation to the crystal (Figs. 1 and 2A and Materials and Methods).
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.
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