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. 2016 Jun 21;6:27846. doi: 10.1038/srep27846

Figure 2.

Figure 2

Laser spots (normalized potential vector) after a propagation in vacuum on 2ZR (1.8 mm) from the focal plane calculated by (a) Particle-in-Cell using the reconstructed wavefront, (b) Gerchberg-Saxton and (c) Particle-in-Cell using a flat wavefront.