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    Surface Science Blog You have only scratched the surface.

    > 10 min

    Why Measure Dynamic Contact Angles?

    Contact angles are routinely measured as they offer simple, yet extremely sensitive measurement method for surface characterization. Although, the static contact angle is an excellent tool, more in-depth understanding of the surface properties require dynamic contact angle measurements.

    > 14 min

    QCM-D vs QCM-I – what is the difference?

    Compare QCM-D and QCM-I, including their working principles, how energy loss is measured, and which applications each approach suits

    > 4 min

    Automated Dynamic Contact Angle Measurement With the Needle Method

    Dynamic contact angle measurements with the needle method has been automated for reliable and repeatable results.

    > 7 min

    PFAS Remediation Starts at the Interface: What QCM-D Reveals in Environmental Research

    Discover how QCM‑D reveals PFAS–surface interactions and guides sorbent design, fouling control and remediation across environmental applications.

    ~ 9 min

    Optical Tensiometer vs. Force Tensiometer: How to Choose the Right Instrument

    Compare optical and force tensiometers by sample type and measurement needs to find the right instrument for your application.

    > 4 min

    Why do some surfactants clean better than others?

    Learn how QCM-D and contact angle measurements can help explain why some surfactants clean better than others in this webinar September 22

    > 8 min

    7 Ways to Measure Contact Angle: How to Choose the Right Method

    Compare 7 contact angle methods, including sessile drop, Wilhelmy plate, and Washburn, and find the one that suits your sample.

    < 16 min

    Why Multiple Harmonics are Important for QCM-D Analysis

    Learn why multiple harmonics and overtones matter in QCM-D measurements, when they are needed, and how they support data interpretation.

    > 6 min

    How Much Does a Force Tensiometer Cost?

    Force tensiometer prices can range from $5,000 to $50,000+. Learn what drives the cost and what to consider beyond the initial purchase price.

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