Principal frequency of an ultrashort laser pulse

Published in Phys. Rev. A , 2021

Enrique G. Neyra, Pablo Vaveliuk, Emilio Pisanty, Andrew S. Maxwell, Maciej Lewenstein & Marcelo F. Ciappina, Phys. Rev. A 103, 053124 (2021) https://journals.aps.org/pra/abstract/10.1103/PhysRevA.103.053124