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Figure 6
Knife-edge scan (blue dots) on the sample position along the vertical direction. A Gaussian fit (red line) to the derivative (black line) yields a spot size of 3.2 µm FWHM. |
Open
access
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Figure 6
Knife-edge scan (blue dots) on the sample position along the vertical direction. A Gaussian fit (red line) to the derivative (black line) yields a spot size of 3.2 µm FWHM. |