[14a-C302-1~10] 4.1 Plasmonics

▲ [14a-C302-5] Plasmonic Enhancement for Two-Color Ultrafast Time-Resolved Photoemission

〇(D)Xiang Meng¹, Jerry Dadap¹, Nick Camillone², Richard Osgood¹ (1.Columbia University, 2.Brookhaven National Lab)

Keywords:Plasmonics, Surface photoemission

We investigate the optical field enhancement for two-color ultrafast laser pulses incident on a nanoscopic tungsten probe suspended over a silver substrate. Experimental measurements of vacuum tip tunneling are paired with full 3D FDTD computations.