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quant-ph2009★ 2 cited
Slow light enhanced photon echoes
J. Hahn, B. S. Ham
We report a slow light-enhanced photon echo method, whose retrieval efficiency is two orders of magnitude higher than that of conventional photon echoes. The enhanced photon echo e…
quant-ph2009★ 1 cited
Ultralong trapping of light using double spin coherence gratings
B. S. Ham, J. Hahn
Ultralong trapping of light has been observed in an optically dense three-level solid medium interacting with a pair of counterpropagating coupling fields. Unlike the light trappin…