共 24 条
- [7] Two-photon-enhanced three-photon absorption in transition-metal-doped semiconductor quantum dots [J]. JOURNAL OF OPTICS A-PURE AND APPLIED OPTICS, 2009, 11 (02):
- [9] Observation of stimulated emission by direct three-photon excitation [J]. NATURE, 2002, 415 (6873) : 767 - 770
- [10] Asymmetric properties between the forward and backward stimulated emission generated by ultrafast three- and four-photon excitation [J]. PHYSICAL REVIEW A, 2006, 73 (03):