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Contact angle system oca

WebThe optical contact angle measuring and contour analysis systems of the OCA se-ries (Fig. 2) combine high resolution op-tics, exact liquid dosing and precise sam - ple positioning into powerful and reliable measuring systems. Combined with its matching software, the contact angle can be evaluated easily and quickly. WebContact angle measurement with an OCA 15EC with double direct dosing system DD-DM SCA 22 — analysis of the interfacial tension liquid temperature control unit TFCš100Pro for temperatures of -10…100 °C Software for e cient work The SCA software, designed for Microsoft Windows®, is the modular program for all OCA instruments.

OCA Optical contact angle goniometers and drop shape analysis sys…

WebThe sample table of the OCA 200 contact angle meter can be moved automatically in all directions. Programming routines allow automatic dos-ing with syringes (see picture) or the PDDS dosing system. A contact angle of approximately 40° is formed on untreated platinum (left). The platinum surface coated with SAMs out of a solution forms a ... WebPendant drop method — Optical determination of the surface/interfacial tension. The surface tension of a liquid and the interfacial tension between two liquids can be determined with an optical contact angle measuring and contour analysis system of the OCA series. The setup drafted in figure 1 is used to capture an image of a liquid drop that ... giffgaff black friday phone deals https://sullivanbabin.com

OCA product series - DataPhysics Instruments

WebVideo-based contact angle measuring and contour analysis system for high temperatures and vacuum Features of the OCA 25-HTV 1800 The video-based optical contact angle measuring system OCA 25-HTV 1800 is a device for measurements of contact angles at high temperatures of up to 1800 °C and under vacuum down to 10-5 mbar or inert gas … WebThe OCA 25 is the all-purpose measuring device for contact angle measurements and the drop shape analysis. To cope with special requirements of the measuring environment e.g. for aeronautic or enhanced oil recovery research, special models of the OCA 25 are available to measure at high temperatures, low or high pressures. Read More >>>. WebJan 21, 2016 · The water contact angle measurements (CA) on bare cupronickel and the SA or PA treated samples were performed using a goniometer DataPhysics Contact … fruit salad recipes for a crowd

Measuring the water contact angle on surface-treated …

Category:Investigation on Wettability Behaviour of Electrode Coatings using ...

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Contact angle system oca

Surface characterization by optical contact angle measuring system

WebThe fully automatic contact angle measuring system, OCA 40 Micro, is the optical instrument with the highest degree of automation. It provides for the accurate, precise and reproducible measurement of contact angles of minute liquid drops and for the evaluation of the wetting properties of microscopic and macroscopic. http://analitika.com.tr/en/products/oca-optical-contact-angle-measuring-and-contour-analysis-systems/

Contact angle system oca

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WebJan 21, 2016 · The water contact angle measurements (CA) on bare cupronickel and the SA or PA treated samples were performed using a goniometer DataPhysics Contact Angle System OCA 20, with a drop of 2 μL water under the ambient atmospheric conditions. WebJan 7, 2024 · The contact angle value reached 28.5° which is the best condition for the wettability of the polystyrene. In addition, this treatment process was successful in …

WebHowever, this method i s limited to hydrophilic, i.e. ,wettable, samples with contact angles below 90°. Using the optical contact angle and contour analysis system OCA (Fig. 2) from DataPhysics Instruments, the wetting behaviour of hydrophobic or non-wettable powders with a contact angle above 90° can also be analysed easily and reliably. WebModel OCA 20 - Automatic Contact Angle Measuring and Contour Analysis System. The OCA 200 is the measuring device for the fully automatic, time-saving analysis of the wettability of solid surfaces and the determination …

WebJun 2, 2024 · The sessile drop method using the Contact Angle System OCA (Data Physics, Filderstadt, Germany) apparatus was used for the WCA measurements. The measurements were performed for each type of studied membranes, repeated five times across the surface of the sample and the mean value of WCA was determined. WebContact Angle Goniometry. Contact angle, θ, is a quantitative measure of wetting of a solid by a liquid. It is defined geometrically as the angle formed by a liquid at the three phase boundary where a liquid, gas, and solid …

WebApr 7, 2024 · A volume of 5 µL per water drop and a flow rate of 10 µL/s was used. To carry out this test, a goniometer contact angle system OCA 15 was connected to a digital microscope equipped with a camera. The measurements were done in different portions of the same textile sample. Control knits of CO and PES, before functionalization, were also …

Weband the reliable auto focus system by DataPhysics, the OCA 200 is equipped to handle any kind of sample size from a macroscopic silicon wafer to the micro-scopic mesh structure of a coronary stent. contact angle measurement on micro-structured samples with an OCA 200 using nanolitre and picolitre dosing systems Main features of the OCA 200: giffgaff automatic top upWebOCA models OCA 25 The OCA 25 is the all-purpose measur- ing device for contact angle measure- ments and drop shape analysis. The sample table of the OCA 25 is adjustable along all three directions in space via precision axes with hand wheels.Hence, a fast and exact manu- al positioning of the sample is always guaranteed, even when using high-per- fruit salad recipes from taste of homeWebThe optical contact angle meters of the OCA series are high-precision measuring systems for the characterisation of interfaces and surfaces. They combine high-resolution optics, … giffgaff bring my number