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Bioluminescence du plancton marin

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Ecoulement cisaillé et accéléré<br />

Démarrages abrupts <strong>du</strong> cylindre extérieur pour 4 accélérations<br />

0.3<br />

0.2<br />

0.1<br />

Light emission (10 6 ph.s -1 .cell -1 )<br />

0.0<br />

0 1 2 3 4 5 6 7 8 9 10<br />

Pyrocystis lunula<br />

Pic d’émission<br />

Cisaillement constant:<br />

pas d’émission après 1s<br />

Time (s)<br />

4 accelerations :<br />

O 70 rps²<br />

+ 35 rps²<br />

X 17 rps²<br />

* 9 rps²<br />

s - m<br />

I = max x (1+erf ) σ<br />

σ<br />

m<br />

erf = fonction erreur<br />

max

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