Abstract
With one weak probe field and two strong pumping fields, the possibility of producing superluminal optical solitons is discussed in a lifetime-broadened inverted-Y atomic medium with proper parameters. As the group velocity of the solitons is larger than c, its occurrence can be controlled by modulating the intensities and the detunings of lasers.
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42.50.-p; 42.65.-k
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Han, D., Zeng, Y., Bai, Y. et al. Optical solitons in a four-level inverted-Y system. Appl. Phys. B 91, 359–362 (2008). https://doi.org/10.1007/s00340-008-3008-4
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DOI: https://doi.org/10.1007/s00340-008-3008-4