Theoretical study on the lasing plasmon of a split ring for label-free detection of single molecules and single nanoparticles Project supported by the National Natural Science Foundation of China (Grant Nos. 11474097, 11374099, and 11274116) and the Open Fund of the State Key Laboratory of High Field Laser Physics (Shanghai Institute of Optics and Fine Mechanics), China. |
(color online) The resonance wavelengths as a function of the outer radius of the SRR. |
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