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Phys. Rev. A 76, 023408 (2007) [5 pages]

Multiobjective genetic approach for optimal control of photoinduced processes

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Luigi Bonacina1, Jérôme Extermann1, Ariana Rondi1, Véronique Boutou2, and Jean-Pierre Wolf1
1Université de Genève, GAP-Biophotonics, 20 rue de l’Ecole de Médecine, 1211 Geneva 4, Switzerland
2Université Lyon 1, CNRS, LASIM UMR 5579, bt. A. Kastler, 43 Bvd du 11 novembre 1918, F-69622 Villeurbanne, France

Received 26 April 2007; published 14 August 2007

We have applied a multiobjective genetic algorithm to the optimization of multiphoton-excited fluorescence. Our study shows the advantages that this approach can offer to experiments based on adaptive shaping of femtosecond pulses. The algorithm outperforms single-objective optimizations, being totally independent from the bias of user defined parameters and giving simultaneous access to a large set of feasible solutions. The global inspection of their ensemble represents a powerful support to unravel the connections between pulse spectral field features and excitation dynamics of the sample.

© 2007 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.76.023408
DOI:
10.1103/PhysRevA.76.023408
PACS:
32.80.Qk, 33.80.Wz, 82.53.−k