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Focusing of a femtosecond vortex light pulse through a high numerical aperture objective
Ultrafast phenomena Singular Optics Diffraction Theory
2013/7/2
We investigate the focusing properties of a femtosecond vortex light pulse focused by a high numerical aperture objective. By using the Richards-Wolf vectorial diffraction method...
Stopping and time reversing a light pulse using dynamic loss tuning of coupled-resonator delay lines
time reversing light pulse dynamic loss tuning coupled-resonator delay lines
2015/8/10
We introduce a light-stopping process that uses dynamic loss tuning in coupled-resonator delay lines. We demonstrate via numerical simulations that increasing the loss of selected resonators traps lig...