Droplet Production and Transport in Microfluidic

... pattern and other times it is chaotic. As part of this work, a discrete analytical model was developed that predicts droplet transport through the junction including transitions between filtering and sorting, bifurcation in the patterns, composition of the patterns, and an estimation of when pattern ...

... pattern and other times it is chaotic. As part of this work, a discrete analytical model was developed that predicts droplet transport through the junction including transitions between filtering and sorting, bifurcation in the patterns, composition of the patterns, and an estimation of when pattern ...

The Hot QCD White Paper:

... the unanticipated recent discovery that ripples in the near-perfect QGP liquid bring information about nucleonic and sub- nucleonic gluon fluctuations in the initial state into the final state [5] has opened new possibilities to study the dense gluon fields and their quantum fluctuations in the coll ...

... the unanticipated recent discovery that ripples in the near-perfect QGP liquid bring information about nucleonic and sub- nucleonic gluon fluctuations in the initial state into the final state [5] has opened new possibilities to study the dense gluon fields and their quantum fluctuations in the coll ...

Medición de la vida media del mesón B± e identificación de quarks

... Kahnan ﬁlter algorithm for vertex reconstruction, and of the displaced vertex tech nique l'or tagging jets arising from b quark fragmentation, both of which have now ...

... Kahnan ﬁlter algorithm for vertex reconstruction, and of the displaced vertex tech nique l'or tagging jets arising from b quark fragmentation, both of which have now ...

ARTICLES Electrokinetic displacement of air bubbles in

... Hence, as long as the channel size d is much larger than the double layer thickness, this electrokinetic phenomenon acts as a surface force to the bulk fluid that imposes the surface slip velocity 共1兲 at the wall. As a result, the liquid flow rate u c A is proportional to the channel cross-sectional ...

... Hence, as long as the channel size d is much larger than the double layer thickness, this electrokinetic phenomenon acts as a surface force to the bulk fluid that imposes the surface slip velocity 共1兲 at the wall. As a result, the liquid flow rate u c A is proportional to the channel cross-sectional ...

Focus On: JET The European Centre of Fusion Research Jan Mlynář

... The amount of energy released is unimaginable: only a negligible frac ion falls on Earth and yet it has powered the water cycle, wind and life for billions of years. If we could imitate the Sun’s processes on a human scale, we could use hydrogen (perhaps derived from ordinary water) as a virtually i ...

... The amount of energy released is unimaginable: only a negligible frac ion falls on Earth and yet it has powered the water cycle, wind and life for billions of years. If we could imitate the Sun’s processes on a human scale, we could use hydrogen (perhaps derived from ordinary water) as a virtually i ...

Sample pages 1 PDF

... below. The fourth term is due to shear stress variations in a density gradient field resulting in a torque. In engineering flows it is neglected, being much smaller than the other terms; but it cannot be neglected in meteorological flows. The fifth term represents the diffusion of vorticity due to v ...

... below. The fourth term is due to shear stress variations in a density gradient field resulting in a torque. In engineering flows it is neglected, being much smaller than the other terms; but it cannot be neglected in meteorological flows. The fifth term represents the diffusion of vorticity due to v ...

Microfluidics: Fluid physics at the nanoliter scale

... classical to the quantum regime. Single electron transistors and other mesoscopic devices have been developed, yet remain exotic objects of laboratory exploration. By contrast, fluidic systems can rather quickly reach length scales where the fundamental fluid physics changes dramatically. One of the ...

... classical to the quantum regime. Single electron transistors and other mesoscopic devices have been developed, yet remain exotic objects of laboratory exploration. By contrast, fluidic systems can rather quickly reach length scales where the fundamental fluid physics changes dramatically. One of the ...

Pdf - Text of NPTEL IIT Video Lectures

... the total drag is this line. This line is the total drag and then also you can see that this depends upon the speed of the boat with respect the speed of the boat is increasing you can see that the drag effect is also increasing as plotted here. The various kinds of drag here we have seen and then ...

... the total drag is this line. This line is the total drag and then also you can see that this depends upon the speed of the boat with respect the speed of the boat is increasing you can see that the drag effect is also increasing as plotted here. The various kinds of drag here we have seen and then ...

MODELING AND CHARACTERIZATION OF MICROFABRICATED EMITTERS: IN PURSUIT OF IMPROVED ESI-MS PERFORMANCE

... simplicity. Great effort in the development of ESI technique has been devoted in the emitter design, as its shape and geometry have proved pivotal to the electrospray performance and further MS detection. Intrinsic problems for the traditional single-hole emitters including clogging and low throughp ...

... simplicity. Great effort in the development of ESI technique has been devoted in the emitter design, as its shape and geometry have proved pivotal to the electrospray performance and further MS detection. Intrinsic problems for the traditional single-hole emitters including clogging and low throughp ...

PDF - 3.9MB - MIT OpenCourseWare

... method, called the Lagrangian description, gives the velocity and other properties of the individual particles. The best-known example of the use of the Lagrangian description is in particle dynamics (or the rigid-body mechanics of Chapter 2) in which it is conventional to ascribe to each particle ( ...

... method, called the Lagrangian description, gives the velocity and other properties of the individual particles. The best-known example of the use of the Lagrangian description is in particle dynamics (or the rigid-body mechanics of Chapter 2) in which it is conventional to ascribe to each particle ( ...

ASTRONOMY AND ASTROPHYSICS REVIEW Cygnus A

... Williams (1991), and Clarke (1990, 1992). We briefly consider some of the more important results as they apply to sources such as Cygnus A. The basic structure of supersonic jets, hotspots, and radio lobes were delineated in the early work of Norman et al. (1982). These two-dimensional, axisymmetric ...

... Williams (1991), and Clarke (1990, 1992). We briefly consider some of the more important results as they apply to sources such as Cygnus A. The basic structure of supersonic jets, hotspots, and radio lobes were delineated in the early work of Norman et al. (1982). These two-dimensional, axisymmetric ...

Streaming potential generated by a drop moving along the

... or a Bretherton bubble (Sherwood 2007, 2008). Here we compute the streaming potential generated as a drop of viscosity λµ moves along the centreline of a capillary filled by a second fluid of viscosity µ. This represents an idealized two-phase flow in a porous medium: the geometry of a realistic por ...

... or a Bretherton bubble (Sherwood 2007, 2008). Here we compute the streaming potential generated as a drop of viscosity λµ moves along the centreline of a capillary filled by a second fluid of viscosity µ. This represents an idealized two-phase flow in a porous medium: the geometry of a realistic por ...

PowerPoint Presentation - An Introduction to Differential Equations

... • Since strain is determined by spatial changes in displacements, it must always be referenced to the condition when the displacements were 0. For many deformation situations, one determines the strain rate, or the change of strain with time. Strain rate example QuickTi me™ and a ...

... • Since strain is determined by spatial changes in displacements, it must always be referenced to the condition when the displacements were 0. For many deformation situations, one determines the strain rate, or the change of strain with time. Strain rate example QuickTi me™ and a ...

Modelling of the Floating Zone Growth of Silicon Single Crystals with

... mixing. A sketch of a modern FZ puller after [2] is shown in Fig. 1.2. ...

... mixing. A sketch of a modern FZ puller after [2] is shown in Fig. 1.2. ...

Why, how and when MHD turbulence at low Rm becomes

... shallow container of height 0.02 m filled with liquid mercury (the frame origin is chosen at the centre of the bottom wall, with ex and ey pointing along its edges). References to top and bottom walls are used for convenience, since gravity plays no relevant role in this experiment. In this configur ...

... shallow container of height 0.02 m filled with liquid mercury (the frame origin is chosen at the centre of the bottom wall, with ex and ey pointing along its edges). References to top and bottom walls are used for convenience, since gravity plays no relevant role in this experiment. In this configur ...

Problems with Pitots - Source Testing Association

... velocity between 11 m/s and 18 m/s steady flow. The flow should be stable to 1% over the calibration period. The blockage of the Pitot tube within the test duct should be less than 3% of the cross sectional area. The calibration is carried out by measuring the differential pressure on the reference ...

... velocity between 11 m/s and 18 m/s steady flow. The flow should be stable to 1% over the calibration period. The blockage of the Pitot tube within the test duct should be less than 3% of the cross sectional area. The calibration is carried out by measuring the differential pressure on the reference ...

Simulation of boundary slip on a liquid

... The assumption of a non-slip boundary has been proved to be correct for macroscale flow. However, studies show that the fluid near the boundary can slip in the case of micro-scale flow 1, 2 and a clear boundary slip phenomenon can be observed at a smaller scale 3 . Compared with the inertial force a ...

... The assumption of a non-slip boundary has been proved to be correct for macroscale flow. However, studies show that the fluid near the boundary can slip in the case of micro-scale flow 1, 2 and a clear boundary slip phenomenon can be observed at a smaller scale 3 . Compared with the inertial force a ...

lagrangian evolution of hairpin structures in the temporal transition

... vorticity vector is tangent at every point on the surface. Since the flow at the initial time t0 is a laminar Poiseuille flow with small disturbances, and the vorticity then mainly has the spanwise y-component, the initial Lagrangian surface φ0 = z0 can be taken as a good approximation of the vortex ...

... vorticity vector is tangent at every point on the surface. Since the flow at the initial time t0 is a laminar Poiseuille flow with small disturbances, and the vorticity then mainly has the spanwise y-component, the initial Lagrangian surface φ0 = z0 can be taken as a good approximation of the vortex ...

chapter 5 open-channel flow

... down the channel. You can readily appreciate that if the channel is sufficiently long the flow in the channel will be close to being uniform, although you can assist the approach to uniformity by fiddling a bit with the flow at the downstream end, by installing a sluice gate or a porous weir to prev ...

... down the channel. You can readily appreciate that if the channel is sufficiently long the flow in the channel will be close to being uniform, although you can assist the approach to uniformity by fiddling a bit with the flow at the downstream end, by installing a sluice gate or a porous weir to prev ...

Liquid Flows in Microchannels

... mechanical micromachining [Brandner et al., 2000; Schaller et al., 1999]. The direction of flow in adjacent foils is alternated 90°, and the foils are attached by means of diffusion bonding to create a stack of cross-flow heat exchangers capable of transferring 10 kW at a temperature difference of 8 ...

... mechanical micromachining [Brandner et al., 2000; Schaller et al., 1999]. The direction of flow in adjacent foils is alternated 90°, and the foils are attached by means of diffusion bonding to create a stack of cross-flow heat exchangers capable of transferring 10 kW at a temperature difference of 8 ...

Lecture 1 MEASUREMENTS IN FLUID MECHANICS

... weight wl can be measured through the volume flow rate in the tank. The HagenPoiseuille equation for laminar flow can be applied to calculate the viscosity ( µ ) of the liquid. ...

... weight wl can be measured through the volume flow rate in the tank. The HagenPoiseuille equation for laminar flow can be applied to calculate the viscosity ( µ ) of the liquid. ...

1 ATOMIZATION OF HIGHLY VISCOUS FLUIDS Nasser Ashgriz

... because of their ability to generate thin liquid sheets, but also for their good mixing abilities. The swirling action increases the mixing process between the liquid droplets and the surrounding fluids. Therefore, they are commonly used in large combustion engines. Rotary Cup Nozzle ...

... because of their ability to generate thin liquid sheets, but also for their good mixing abilities. The swirling action increases the mixing process between the liquid droplets and the surrounding fluids. Therefore, they are commonly used in large combustion engines. Rotary Cup Nozzle ...

The Future of High Energy Astrophysics Extreme Physics in an

... •Rotate spatial grid so that observer along z direction •Shear in t – z space introducing to=t-z dz 1 '(n / ,t o ) ...

... •Rotate spatial grid so that observer along z direction •Shear in t – z space introducing to=t-z dz 1 '(n / ,t o ) ...

Hydraulic Properties: Permeability And PoROSITY

... greater than the permeability, k0, of the overlying rocks. Therefore the last term in Equation 5 must be small, which is only possible if Pf z is similar to the hydrostatic gradient, fg, regardless of the near lithostatic, absolute pressures. This situation gives rise to a positive effective pres ...

... greater than the permeability, k0, of the overlying rocks. Therefore the last term in Equation 5 must be small, which is only possible if Pf z is similar to the hydrostatic gradient, fg, regardless of the near lithostatic, absolute pressures. This situation gives rise to a positive effective pres ...

# Coandă effect

The Coandă effect /ˈkwaːndə/ is the tendency of a fluid jet to be attracted to a nearby surface. The principle was named after Romanian aerodynamics pioneer Henri Coandă, who was the first to recognize the practical application of the phenomenon in aircraft development.