Specific Process Knowledge/Back-end processing/Laser Micromachining Tool/fluence: Difference between revisions

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The function <math>E_{pulse}</math> is defined as :
The function <math>E_{pulse}</math> is defined as :


: <math>E_{pulse} = \frac{\overline{P}}{f}\,</math>
: <math>E_{pulse} = \frac{\overline{P}}{f}\,</math>


Where (<math>\overline{P}</math>) is measured with the laser sensor power measurement and the repetion rate (<math>f</math>) is set in the settings.
Where (<math>\overline{P}</math>) is measured with the laser sensor power measurement and the repetion rate (<math>f</math>) is set in the settings.
The fluence is therefore determinate as such :
: <math>Fluence = \frac{E_{pulse}}{S}\,</math>

Revision as of 10:52, 28 April 2014

Fluence

The fluence produces by a laser is, by definition, the energy delivered by a laser pulse () per surface unit () and it is given in J/cm2.


The function is defined as :


Where () is measured with the laser sensor power measurement and the repetion rate () is set in the settings.

The fluence is therefore determinate as such :