[3Ea01-05] Photo-related scanning probe microscopy: MHz to X-ray: Probe Microscopy Division's Session

[3Ea01] Light-field-driven STM using subcycle mid-infrared pulses

*Yusuke Arashida¹, Naoki Umeda¹, Akira Takamatsu¹, Sou Kayano¹, Hiroyuki Mogi¹, Shoji Yoshida¹, Osamu Takeuchi¹, Hidemi Shigekawa¹ (1. Institute of Pure and Applied science, University of Tsukuba)

We succeeded in developing broadband mid-infrared (MIR) pulses with the pulse duration less than monocycle and light-field-driven scanning tunneling microscopy. Our system show the temporal resolution of 29 fs in atomic scale measurements. This technique can be expected to give a new insight into ultrafast dynamics of non-equilibrium electrons on surfaces.