Normally the bubbles are coated to avoid clustering and to prevent surface tension from dissolving the bubbles by pushing the gas out of them. |
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As long as the pressure exerted by an object is low enough, surface tension can support it. |
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In fact, we would need a revolution in fluid dynamics to make surface tension fit in at all. |
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Hydrogen bonds are also responsible for water's high surface tension and specific and latent heats. |
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They suggest that surface tension does play an important role in determining recoil in emphysema. |
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As is well known, the surface tension between water and an apolar medium of low dielectric constant increases with increasing salt concentration. |
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Water so treated will show a change of temperature, surface tension, viscosity and electrical conductivity. |
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Engineers then deposit monolayers of indium arsenide, with a much larger lattice, which leads to surface tension. |
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When there are stronger intermolecular forces between the molecules of a liquid, the surface tension should be greater. |
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It is proposed that a similar arrangement of protein domains could concentrate the compressive stress arising from surface tension. |
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Once aspirated, due to their low viscosity and surface tension, they reach the dependent portion of the lung and cause a chemical pneumonia. |
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The test liquid was said to approximate the surface tension of human serum. |
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The setup is currently upgraded by the simultaneous measurement of the surface tension of the interface. |
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Because of surface tension, the water does not fall out of the tiny hole, although a thin membrane may be added, just to be safe. |
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The film pressure counteracts the surface tension of the air-water interface. |
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The simulations were conducted at constant surface tension and zero normal pressure. |
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For surface tension gradients to be maintained, there must be a strong resistance to surfactant flow at low surface tension. |
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The attractive forces between molecules in a liquid are called surface tension forces and are what hold the liquid together. |
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For each concentration, the dynamic surface tension data are simply fitted by a logarithmic function. |
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Structures can be designed to focus surface tension or hydrophobic attraction as compressive stress. |
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It is based on the analysis of light reflection at a fluid meniscus whose radius of curvature is related to its surface tension. |
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The surface tension of water is increased, and even the density of air surrounding the Earth ebbs and flows like the tides in the sea. |
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The lung parenchyma is a connective tissue network that is distorted by surface tension. |
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This is because a certain number of molecules are needed to adsorb at the surface to affect the surface tension. |
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Drift retardants reduce drift by increasing the viscosity or surface tension of a spray solution. |
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The volume of liquid metal is chosen so that liquid metal droplets remain coalesced or separated because of surface tension in the liquid. |
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Combined treatment has the added bonus of smaller particle size, more globularity, and lesser surface tension. |
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If you dope it afterward, surface tension takes the particles back to a spherical shape. |
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The aim was to reduce the surface tension of the oil and its adherence to the rock face. |
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I have long been looking for outstanding problems in the biological sciences in which surface tension is important. |
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It has higher surface tension, which allows it to bead up more which, alone, would allow the formation of a larger drop. |
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The metal's surface tension is great enough to permit a steel needle to be floated on its surface. |
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In equilibrium, the surface tension of a vesicle is zero, but surface tension is induced in the bilayer as it flows through the pore. |
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In order to obtain good printability, it is necessary for the ink and the substrate to have compatible surface tension and surface energy levels. |
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To get this weak force to effectively push a liquid surface, the team produced a liquid interface with low surface tension. |
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He's unaware of any other physical mechanism for minimizing a surface besides surface tension. |
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The problem starts with overcoming the tendency for the proteins to become denatured by surface tension caused by contact with the chip. |
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Addition of wetting agents, in order to reduce the surface tension of the bath. |
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You can also make a yellowjacket trap by suspending a fish over a pan of water with detergent in the water to lower the surface tension. |
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It is said to accelerate the passage of intestinal gas by decreasing the surface tension of gas bubbles. |
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This includes low dirt absorption of the fabrics, high water repellence and reduced surface tension. |
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The purpose is to modify the surface tension of a substrate with the flame of a gas burner. |
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Allowing the leader to straighten, I hauled on the line to break the surface tension, then tossed the whole caboodle into the centre current well above the trout. |
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A levitating droplet device has been developped to measure corium viscosity and surface tension. |
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This is also why it is problematical to print on substrates with a low surface tension. |
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This results in strong surface tension which pulls a water droplet together on such a surface structure and keeps it almost spherical. |
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The surface tension can be regarded as a 'contractional force' holding the liquid molecules together like a plastic bag. |
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The stalagmometer produces consistently higher surface tension readings for the same sample solution than those obtained with a tensiometer. |
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You have an interfacial surface tension factor of about 33 dynes per centimetre for sand to bitumen, or clay to bitumen. |
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The surface tension was obtained as a fitting parameter when the experimental drop profile was fitted to the theoretical curve governed by the Laplace equation of capillarity. |
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If the test ink wets the surface, then the surface tension of the material is equal to or higher than that of the ink. |
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I can't fall back into unconsciousness, like a water strider held aloft on the surface tension of her beautiful stillness. |
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Some aquatic insects such as the water strider rely on surface tension to walk on water. |
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A surface tension of liquid misery is stretched over this movie, like unshed tears on a brimming eyeball. |
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Tip: Reduce surface tension by adding a small drop of washing up liquid to the boiled water, in this way condensation is kept to a minimum. |
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However creation of an interface requires free energy, the cost to which is known as surface tension. |
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Surfactant causes the surface tension to change in a nonlinear way with changes in surface area. |
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Surfactant molecules reduce the surface tension and are one of the strategies that allow to stabilize suspensions and emulsions. |
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Traps numerous small bubbles of air or other gas within a small volume of liquid by modifying the surface tension of the liquid. |
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To enable the ink to adhere, the surface tension of the film must be higher than that of the ink. |
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Owing to the low surface tension, plastics usually possess low coefficients of friction at room temperature. |
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How will the surface tension effects created by the smooth surface associated with the high finish effect the flow of plastic? |
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This hygiene agent also reduces the surface tension of the water which in turn leads to an increase in evaporation performance. |
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Measurements should be sufficient to prove that a constant surface tension was reached. |
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The surface tension of a substrate is also very important in the case of removable adhesives. |
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The principle stress-bearing elements of the lung, which account for its tendency to recoil, are elastin and collagen fiber networks and surface tension. |
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On the one hand, a monomolecular layer of the most abundant molecular species, DPPC, can reduce the surface tension close to zero, like the entire surfactant. |
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This wetting is a result of very low viscosity and surface tension high enough to be drawn into the cracks and pore structure of concrete by capillary action. |
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Later it reappears, floating on water in an example of surface tension or indicating the diameters of glass tubes in a demonstration of capillary action. |
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Plus, surface tension is created without resorting to lines and chamfers. |
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On the other hand, a haphazard increase in surface tension or selection of a surface-active material with undesirable biological effects could have dangerous consequences. |
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Thanks to surface tension, a drop of molten metal holds itself together. |
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Some insects, like the water strider, can actually walk on water because their weight doesn't break through this skin of surface tension. |
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These are a group of amphiphilic organic compounds that help to lower the surface tension of a liquid or interfacial tension between two liquids. |
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The boat steadily releases alcohol through a notch at one end, creating a difference in surface tension that propels it forward. |
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A Edge retraction is a surface tension driven flow effect that causes the still liquid paint to shrink away from edges as the paint cures. |
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Near the melting point, the liquid plutonium has very high viscosity and surface tension compared to other metals. |
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In ocean waves, surface tension effects are negligible for wavelengths above a few decimetres. |
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These bonds are the cause of water's high surface tension and capillary forces. |
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The slow process allows the surface tension to form the graphite into spheroidal particles rather than flakes. |
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Insects land on the leaf, become mired by the surface tension of the water, and suffocate. |
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For the adhesive to wet the substrate there is a basic rule: the surface tension of the adhesive must be lower than or equal to the surface tension of the substrate to be labelled. |
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One further effect is the surface tension reduction of the liquid solder. |
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With all these factors, we can establish that drag-out is directly proportional to the surface area of the part, viscosity, concentration and bath surface tension and inversely proportional to temperature and bath density. |
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An apparatus for treating the suspension wire to reduce the effects of surface tension at the air-water interface has been designed, tested and is fully operational. |
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The voids form a fine continuously connected matrix which helps retain de-icing fluid due to the surface tension but reduces surface spray as water is forced through the void system by the tyre action. |
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Tensides are needed to minimise the surface tension of water. |
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Dynamic surface tension was measured using a Sita maximum bubble pressure tensiometer. |
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The water's surface tension helps to hold the slope together. |
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For surface chemistry, dynamic contact angle, surface tension and critical micelle concentration systems are highlighted. |
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Especially in film and foil printing, however, the use of isopropanol has proved to be the better choice, with reduced surface tension of the fount solution for optimal printing and a good ink-water balance. |
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Surfactant substances, such as the tensides in dampening solution additives, reduce the surface tension of the liquid to improve the wetting of an offset printing plate. |
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These infants usually suffer from a disorder called respiratory distress syndrome, in which the surface tension inside the alveolus is altered so that the alveoli are perpetually collapsed. |
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This diffusion of atoms accounts for the constant surface tension in liquids. |
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Soapy water makes it hard to break the surface tension. |
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How completely the structures are emptied of coating depends partly on the form and coarseness of the walls and partly on the surface tension of the material of which the coating forme is made. |
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Suncor will begin commercial production within a year using solvents that include butane, propane and a proprietary substance that weakens the surface tension between liquids and solids. |
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One example: ceramic nanoparticles with organic shells, which reduce the surface tension of water, for the coating of non-misting bathroom mirrors. |
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This stops the edge retraction and helps prevent other surface tension related defects such as fisheyes and orange peel. |
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The surface tension of the solutions was measured using a ring tensiometer. |
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If the hydrometer reading is affected by the surface tension of the liquid into which it is placed, the applicable surface tension value must be specified. |
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Since nucleons near the surface of the drop have fewer close neighbours than those in the interior, a surface tension is developed, and the nuclear drop assumes a spherical shape in order to minimize this surface energy. |
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It contains a foaming agent comprising a derivatized dimethicone, a surface tension adjusting agent, and a warming agent comprising glycerin. |
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The surface of photoresist layer is expected to be round or curved because of its surface tension. |
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The pull is the result of water surface tension within the cell walls of the mesophyll cells, from the surfaces of which evaporation takes place when the stomata are open. |
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The restoring force that allows them to propagate is surface tension. |
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It is widely accepted that it is harder to achieve surfaces with oleophobic than hydrophobic properties because most oils have low surface tension. |
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Dynamic surface tension and foaminess of aqueous solutions of 1-butanol. |
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For solids, on the other hand, diffusion of atoms to the surface might not be sufficient and the surface tension can vary with an increase in surface area. |
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Indeed, the greatest drawback of monomolecular films is their effect on insects that require a certain amount of surface tension, such as water striders. |
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One of the key properties of silicone is said to be its low surface tension, in particular its low critical surface tension of wetting, or low surface energy. |
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