Advances in Contact Angle, Wettability and Adhesion, Volume by K. L. Mittal

By K. L. Mittal

This booklet is the second one quantity within the sequence "Contact perspective, Wettability and Adhesion." The most advantageous quantity was once released in 2013.

Even a cursory look on the literature express  that during contemporary years the curiosity in realizing and controlling wetting habit has grown exponentially. at the moment, there's large examine job in rendering surfaces superhydrophobic, superhydrophilic, superoleophobic, superoleophilic, omniphobic and omniphilic as a result of their functions in lots of technologically very important fields. additionally the sturdiness or robustness of fabrics with such tremendous" features is intensely major, in addition to the usage of "green" (biobased) fabrics to procure such surfaces.

This publication containing 19 articles displays newer advancements in yes parts coated in its predecessor quantity in addition to it contains a few subject matters that have been no longer lined earlier than. Concomitantly, this e-book offers a medium to maintain abreast of the most recent examine job and advancements within the area of touch perspective, wettability and adhesion.

The subject matters mentioned comprise: knowing of wetting hysteresis; fabrication of superhydrophobic fabrics; plasma remedy to accomplish superhydrophilic surfaces; hugely liquid repellent textiles; amendment of paper surfaces to regulate liquid wetting and adhesion; Cheerios influence and its keep watch over; engineering fabrics with superwettability; laser ablation to create micro/nano-patterned surfaces; liquid repellent amorphous carbon nanoparticle networks; mechanical sturdiness of liquid repellent surfaces; wetting of strong partitions and spontaneous capillary movement; dating among roughness and oleophilicity; superhydrophobic and superoleophobic eco-friendly fabrics; computational research of wetting on hydrophobic surfaces: program to self-cleaning mechanisms; bubble adhesion to superhydrophilic surfaces; floor loose strength of superhydrophobic fabrics; and position of floor unfastened strength in pharmaceutical pill tensile strength.

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S for the diluted alginate solution. 69), the velocity of the capillary flow decreases with the penetration distance, consequently the shear-rate decreases and the viscosity increases. Hence a coupling is established between viscosity and velocity, leading to the reduction of the velocity of the capillary motion. From a physical standpoint, at small velocities, the polymeric chains of the alginate have a random orientation, increasing the viscosity, while under a sufficient shear they align with the flow, and the viscosity is reduced.

E. the contact angle with the bottom rail is adjusted by a proper level of the electric potential in the electrodes embedded in the rail. The width of the rails is 60 μm and the vertical gap 20 μm. 6a). 5°. 6b, where the SCF onset has been plotted versus the two contact angles with the solid walls. The discrepancy between the two curves—theoretical and numerical—is less than a few degrees. 7a). The radius of the cylinder is 200 μm and the width of the opening is 280 μm. Using contact angles of 66° and 80° with the walls, we find θ*~ 90°.

J. Hedman, W. P. J. Beebe, Suspended microfluidics, Proc. Natl. Acad. Sci. (USA) 110, 10111–10116 (2013). 31. A. Bejan, Convection Heat Transfer, 4th Edition, John Wiley and Sons, Hoboken, NJ (2013). 32. M. M. Weislogel, Y. Chen, and D. Bolleddula, A better nondimensionalization scheme for slender laminar flows: The Laplacian operator scaling method, Physics of Fluids 20, 093602 (2008). 33. K. L. London, Laminar flow forced convection in ducts, Advances in Heat Transfer series, Supp. 1, Academic Press, New York (1978).

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