Author:
Leshchenko Vyacheslav,Hageman Stephen J.,Cariker Coleman,Smith Gregory,Camper Antoine,Agostini Pierre,Argenti Luca,DiMauro Louis F.
Abstract
We study the validity of the Kramers-Kronig relation (KKR) in attosecond transient absorption spectroscopy, which is enabled by a new phase-resolved technique dubbed Complex Attosecond Transient-absorption Spectroscopy (CATS). Our results provide a solid basis for KKR application in a broad range of attosecond experiments.