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Are all bubbles spherical?

October 24, 2022

Bubbles in water are studied intensively. For modeling and measurement purposes it is sometimes assumed that bubbles are spherical, but this is only true up to a certain size: When the hydrostatic pressure difference from top to bottom of the bubble is...

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The History of Sequoia – Part XII

July 5, 2022

…Wherein we’ll learn about the LISST-ABS and the LISST-200X (Part XI can be found here: https://www.sequoiasci.com/article/the-history-of-sequoia-part-xi/) In 2013 Yogi came up with an idea for a point sensor for measuring suspended sediment concentration;...

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The History of Sequoia – Part X

July 5, 2022

…Wherein we’ll learn about the use of LISSTs during the Deepwater Horizon accident in 2010 (Part IX can be found here: https://www.sequoiasci.com/article/the-history-of-sequoia-part-ix/) Particle size distribution is important in many areas. When...

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The history of the O-ring

March 7, 2022

O-rings are so ubiquitous today – at least for all of us building underwater instrumentation for the underwater technology industry – that we generally think of them as something that has always been around. But that is not the case. The other night...

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