Water contact angle (WCA)
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 ...
5
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 ...
8
A Self Assembly and High Robustness Super Hydrophobic Coating Based on Waste Marble Powder
... the water contact angle gains slowly from 138 to ...the contact angle pictures are not obvious, thus only three of them (Sample 2, Sample 6 and Sample 11) are ...in water ...
5
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 ...
7
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 ...
244
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 ...
6
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 ...
9
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 = ...
8
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 ...
10
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 ...
12
A Study of Surface Modification of Poly(lactic co glycolic) Acid Using Argon Ion Irradiation
... Hydrophilicity of PLGA is important for their applications in biomedicine such as bioscaffolds. Hydrophilicity was monitored using water contact angle measurements for both unmodified and ...
7
Plasma modification of microporous polymer membranes for application in biomimetic dissolution studies
... energy dispersive x-ray spectroscopy (SEM-EDS), water contact angle (CA) and x-ray photoelectron spectroscopy (XPS) techniques. SEM-EDS analysis of polymer membranes treated with fluorinated and ...
13
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 ...
8
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 ...
9
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 ...
241
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 ...
7
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 ...
29
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 ...
10
Characterization of sputtered nano- structured zirconium oxide films
... maximum contact angle difference observed between water (101º) and aniline (54º) for zirconium oxide films is at 72% oxygen partial ...for water and hydrophilic for ...repelling water ...
6
Fabrication and characterisation of drug-loaded electrospun polymeric nanofibers for controlled release in hernia repair
... The chemical distribution and mechanical effects of drug compounds in loaded electrospun scaffolds, a potential material for hernia repair mesh, were characterised and the efficacy of the material was evaluated. ...
9