Tracing fluid acceleration in turbulence can be tricky

~ enrico
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The Twente Water Tunnel facility, together with its 1000 fps vertically moving camera and 100 W pulsed laser. Image credits: Varghese Mathai.

For more info read our latest article: Microbubbles and Microparticles are Not Faithful Tracers of Turbulent Acceleration  https://arxiv.org/abs/1606.02050