Water Contact Angle
Correlation between sp2/sp3 Ratio or Hydrogen Content and Water Contact Angle in Hydrogenated DLC Film
... between water contact angle and sp 2 /sp 3 ratio is ...by water contact angle measurement when the complex measured tools are not ...
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Well-defined PE-b-PTFE diblock copolymers via combination of coordination chain transfer polymerization and condensation reaction: Facile preparation and surface modification of polyethylene film
... film, water contact angle of the film was significantly ...the water contact angle of the modified LLDPE film increased ...the water contact angle of the ...
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De-icing in Photovoltaic Devices by Ultrasonic Waves and Surface Engineering
... average water contact angle of the lightly sprayed coating with a 2mm nozzle was measured at ...average water contact angle hysteresis was measured at 41° over three trials with ...
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Fabrication of low wettability surfaces on aluminum substrates using electrolysis plasma treatment
... in water contact angle with the processing time. The contact angle increases significantly with an increase in processing time from 2 to 4 ...the contact angle of the ...
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Surface Modification and Dielectric Response Investigation of Cellulose Acetate Membrane Treated by ArF Excimer Laser
... (FTIR), Contact angle measurement, Scanning electron microscopy (SEM), Atomic force microsco- py (AFM) with roughness analysis, and Water Flux measurement were exploited to understand the induced ...
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The effect of atmospheric plasma treatment of dental zirconia ceramics on the contact angle of water
... the water contact angle (CA) of zirconia ...of water was placed on a zirconia surface, which was observed under optical microscopy, and images were used to calculate the CA (n = ...
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Hydrophilicity of Silica Nano-Porous Thin Films: Calcination Temperature Effects
... and water contact angle ...the water contact angle of the glass coated silica nano-porous surface is decreased by increasing the calcinations temperatures to 300 °C and at higher ...
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A Study of Surface Modification of Poly(lactic co glycolic) Acid Using Argon Ion Irradiation
... the water contact angle mea- surements revealed that Argon irradiation at the dose of 1 × 10 14 ions/cm 2 decreases the contact angle to about 65˚ when compared to unmodified PLGA, ...
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Plasma modification of microporous polymer membranes for application in biomimetic dissolution studies
... ties, water vapor plasma treatments were performed to enhance the wettability of a hydrophobic polypropylene ...using water contact angle measurements to assess the efficiency of the ...
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Facile synthesis of superhydrophobic surface of ZnO nanoflakes: chemical coating and UV induced wettability conversion
... a water contact angle (CA) greater than 150° and a water sliding angle less than 10° has been expected to inhibit snow sticking, contamination, erosion, and even current conduction ...a ...
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Organic/Inorganic Nano hybrids with High Dielectric Constant for Organic Thin Film Transistor Applications
... surrounded by the low-dielectric-constant PI matrix, thus causing the surface energy to decrease. Moreover, the addition of hydroxyl-free polymer materials (PMMA or COC) yielded a more hydrophobic surface because of the ...
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A Self Assembly and High Robustness Super Hydrophobic Coating Based on Waste Marble Powder
... The water contact angle tests, described below, also show the hydrophobicity effects after the modification obvi- ously, although its signal is very weak in FT-IR ...
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Modification of copper surface for increasing contact angle of water droplet using physical methods
... the water droplet falls on to the surface, it spreads out like a traditional drop on any other ...increased contact angle property have been successfully explored on metallic surfaces by a variety of ...
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Polymeric Networks anchored to Solid Substrates: Formation and Application in Biofouling.
... and water contact angle were ...average water contact angle of 57 + ...lower water contact angle, and the appearance of multiple bonding states in the XPS ...
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Performance of Clay, SiO 2, Ca(OH)2 and CaCO 3- Polymeric Nanocomposites for Conservation and Preservation of Limestone Artworks
... the water repellence treatments, the UNI 10921:2001 norm was used ...of water repellence treatments applied on stone materials of cultural and artistic interest requires the measurement of capillary ...
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Immobilization of Synthesized TiO2 Nano sheets onto the Surface of the Mesh and its Modification Effect on the Wettability Behavior
... with water contact angle (Wca) less than 5° an oil contact angle (Oca) greater than 150°, are more desirable over traditional hydrophilic and oleophobic materials that they allow ...
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Formation and properties of responsive siloxane-based polymeric surfaces with tunable surface reconstruction kinetics
... the water contact ...the water contact angle shift of 105 8 before modification to 125 8 after modification ...high water contact angle (125 8) of the PVMS–S–(CH 2 ...
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Superhydrophobic Surface Based Silica Nanoparticle Modified With Diisocyanate and Short and Long Normal Chain Alcohols
... 14].The SH materials’ behaviour of lotus leaf which contained micro and nano roughness on its surface structure has caused high water contact angle and water rolling properties. It showed that ...
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Zwitterion Embedded Thin Film Composite Membrane for Oily Wastewater Treatment
... the water transportation across the ...higher water flux of ...pure water permeability coefficient and salt permeability coefficient of PMAPS- TFC membrane are also decent which are ...
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Giant Pickering droplets: effect of nanoparticle size and morphology on stability
... The interaction between a pair of millimeter-sized nanoparticle-stabilized n-dodecane droplets was analyzed by high-speed video camera. The droplets were grown in the presence of either poly(glycerol ...
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