Percent-level accuracy in measuring strong-field photoionization and laser intensity

• DOI: 10.1364/up.2016.uth4a.29
• Publication Date: 2016-09-30T16:13:07Z
• Authors: W. C. Wallace; O. Ghafur; C. Khurmi; Satya Sainadh U; J. E. Calvert; D. E. Laban; M. G. Pullen; I. V. Litvinyuk; R. T. Sang; D. Kielpinski; K. Bartschat; A. N. Grum-Grzhim...; D. Wells; H. M. Quiney; X. M. Tong
• Keywords: Krypton; Intensity; Field intensity; Photoionization mode

We present percent-level accurate ionisation yields of atomic hydrogen, argon, krypton, and xenon by few-cycle lasers. From these measurements, a peak laser intensity calibration standard is derived, to 1.3% in the 1014 W/cm2 regime.