Supplementary material for the publication:

 

Modeling the Synchronization of the Movement of Bacillaria paxillifer by a Kuramoto Model with Time Delay

Chapter 8 in the book* 'The Mathematical Biology of Diatoms’

Supplement to '8.4.3 Coupled Oscillators', p. 206

Author: Thomas Harbich

 

Mechanical stimulation

In both videos (real time), an optical fiber is placed vertically on a colony at rest. The diatoms of the colony start moving without a noticeable phase shift. The two videos differ in that in one case the colony breaks up, while in the other the structure remains intact.

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* The Mathematical Biology of Diatoms [DMTH, Volume in the series: Diatoms: Biology & Applications, series editors: Richard Gordon & Joseph Seckbach]. J.L. Pappas and R. Gordon, (eds.) Wiley-Scrivener, Beverly, MA, USA: in preparation.