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Hydroelastic effects during the fast lifting of a disc from a water surface – CORRIGENDUM

Published online by Cambridge University Press:  18 September 2019

Abstract

Type
Corrigendum
Copyright
© 2019 Cambridge University Press 

In figure 6 of our paper (Vega-Martínez et al. Reference Vega-Martínez, Rodríguez-Rodríguez, Khabakhpasheva and Korobkin2019), incorrect values of the plate lifted height, $h_{e}$ , were used for the horizontal axis. These values correspond to correct measurements of the plate height, but at later times, due to a mistake in the frame rate of one of the videos that was introduced in the image processing algorithm. As a consequence, the values of $h_{e}$ shown in figure 6 are inconsistent with those in figure 5(b), which are the right ones. Figure 1 of this corrigendum is the correct version of figure 6 of the paper.

Note that, when the right data are plotted, the agreement between the experimental measurements and the theoretical prediction by Korobkin, Khabakhpasheva & Rodríguez-Rodríguez (Reference Korobkin, Khabakhpasheva and Rodríguez-Rodríguez2017) is actually better than what was shown in the original paper.

Figure 1. Log–log plot of $1-c/R$ versus $h_{e}/R$ , showing the convergence to the law $1-c/R\sim (h_{e}/R)^{2/3}$ (solid line) predicted by Korobkin et al. (Reference Korobkin, Khabakhpasheva and Rodríguez-Rodríguez2017).

Acknowledgement

We are indebted to Mr T. Breton, who pointed out this inconsistency when examining our original data.

References

Korobkin, A. A., Khabakhpasheva, T. I. & Rodríguez-Rodríguez, J. 2017 Initial stage of plate lifting from a water surface. J. Engng Maths 102 (1), 117130.Google Scholar
Vega-Martínez, P., Rodríguez-Rodríguez, J., Khabakhpasheva, T. I. & Korobkin, A. A. 2019 Hydroelastic effects during the fast lifting of a disc from a water surface. J. Fluid Mech. 869, 726751.Google Scholar
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Figure 1. Log–log plot of $1-c/R$ versus $h_{e}/R$, showing the convergence to the law $1-c/R\sim (h_{e}/R)^{2/3}$ (solid line) predicted by Korobkin et al. (2017).