Nonsequential double ionization of rare-gas atoms by a low-frequency high-intensity laser field is dominated by the recollision mechanism. The pertinent S-matrix diagram is identified and evaluated under various assumptions for the electron-electron interaction and compared with the data.
© 2004 Optical Society of America
W. Becker, C. F. de Morisson Faria, X. Liu, and H. Schomerus, "Nonsequential double ionization: The simple man's S-matrix description," in Frontiers in Optics 2004/Laser Science XXII/Diffractive Optics and Micro-Optics/Optical Fabrication and Testing, OSA Technical Digest Series (Optical Society of America, 2004), paper FTuA4.
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