water droplet contact angle
De-icing in Photovoltaic Devices by Ultrasonic Waves and Surface Engineering
... when water condenses in the rough structure of the coating, the contact angle of water will decrease as the droplet switches from a Cassie-Baxter state to a Wenzel ...a droplet ...
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Fabrication and characterisation of drug-loaded electrospun polymeric nanofibers for controlled release in hernia repair
... through contact angle goniometry (immediate absorbance of the water droplet showed the hydrophilic nature of levo fl oxacin in action), in vitro release studies (the drug demonstrated a burst ...
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Two-Phase Flows With Dynamic Contact Angle Effects For Fuel Cell Applications
... dynamic contact angles are considered in the simulation process and calculated by Hoffman ...simulate droplet behaviors in gas channels: in the previous work by Wang [36], the numerical result of the ...
150
Inkjet Printing of Colloidal Nanospheres: Engineering the Evaporation Driven Self Assembly Process to Form Defined Layer Morphologies
... the water contact angle on the substrates, the lower the diameter of the resulting droplet deposit ...low water contact angles (high surface energy of the substrate), resulting ...
9
Multifunctional Ultra-fine Silky PET Fabrics; Nanofunctionalization via an Ultrasound-assistant Nanocolloidal Preparation
... The contact angle (CA) of a 10 µL distilled water droplet dropped from the distance of 1 cm was measured five seconds after being placed on the fabric ...of contact angle of ...
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Enhancement of Visible Light Absorbance and Hydrophobicity by Sputter Coating of PTFE onto Fine Protrusions Formed by Sputter Etching of Steels
... the contact angle of a water droplet on the sputter-etched type 316 steel ...The contact angle increases to a superhydrophobic value of 168° after the PTFE sputter coating of 60 ...
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Development Of Innovative Self-Fabricate Contact Angle Measurement Tools For Hydrophobicity Analysis
... the water droplet is suspended on a composite interface made of solid and air trapped between the droplet and the ...with contact angle is not dependent to the roughness where is the ...
24
Sol-gel Derived Ag/TiO2 and Ag-TiO2 Thin Films for Hydrophilic and Photocatalytic Application
... step angle of ...the contact angle (CA) between the film and water ...droplet. Water CA measurements were performed at room temperature using a horizontal microscope with a ...
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Dynamic contact angle of water based titanium oxide nanofluid
... pendant droplet touching the surface of solid cannot be determined ...the contact angles are ...the contact angle changes rapidly followed by a region where the contact angle ...
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Superhydrophobic ZnO networks with high water adhesion
... The contact angle measure- ments confirm that ZnO structure-covered surfaces present superhydrophobicity, with water contact angles exceeding 150° and a high water droplet ...
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Modification of copper surface for increasing contact angle of water droplet using physical methods
... in contact angle, which will offer potential opportunities for a large area of production and industrial application of contact angle without complex processing equipment or time-consuming ...
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Giant Pickering droplets: effect of nanoparticle size and morphology on stability
... on droplet coalescence was analyzed by comparing 22 nm spheres to highly anisotropic worms with a mean worm width of 26 nm and comparable particle contact ...promoted droplet stability, whereas the ...
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Immobilization of Synthesized TiO2 Nano sheets onto the Surface of the Mesh and its Modification Effect on the Wettability Behavior
... static contact angles of water/oil droplets in the air and in the water were measured with 5 μL droplet using a Kruss DSA 100 (Kruss Company, ...static contact angle measurements ...
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Electrochemistry and applications of sp2 carbon materials : from graphite to graphene
... illuminated using an XM1000 monchromatic Al kα x-ray source (Omicron Nanotechnology). The measurements were conducted at room temperature and at a take-off angle of 90° with respect to the sample surface. The ...
236
Droplet formation in a T-shaped microfluidic junction
... the lateral channel. Since the phase field calculation will resolve the interface structure, it is computationally too costly for a 3 dimensional (3D) simulation to resolve a typical 1 nm oil-water interface of a ...
20
Preparation and Properties of Core-shell Structure Fluorine- modified Acrylic Anticorrosion Coatings
... The initiator was prepared by dissolving 0.3g of APS in 10ml of demonized water. A four-necked round-bottomed flask equipped with a constant pressure dropping funnel, a reflux condenser, a thermometer and a ...
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Dropwise Evaporative Cooling of Heated Surfaces with Various Wettability Characteristics Obtained by Nanostructure Modifications
... the droplet impacts with little evapor- ...liquid contact area to improve the heat transfer while capillary wicking on the nanostructured surface may also enhance liquid trans- port on the surface that ...
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Low voltage voltammetric electrowetting of graphite surfaces by ion intercalation/deintercalation
... V (Figure 4c), +0.37 V (Figure 4d) and +0.4 V (Figure 4e). After the set of voltammetric scans in Figures 4a-e, a voltammogram over the potential range of 0~+1.2 V was recorded, and the reduction peak was still ...
44
The formation of water droplets in an air-breathing PEMFC
... of water droplets and their aggregation in the cathode flow channels of AB-PEMFC are visualised under different operating conditions including air stoichiometry, hydrogen stoichiometry, cell temperature, and ...
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Spreading of Low Impact Velocity Droplet on Porous Surface - Volume 5 Number 2 (Apr. 2014) - IJCEA
... The droplet impact depends upon the impact parameters, properties of the liquid and also on the nature, topology and properties of the solid ...of droplet impact may be droplet deposition, prompt ...
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