Wigner time delay in atomic photoionization
AS Kheifets - Journal of Physics B: Atomic, Molecular and Optical …, 2023 - iopscience.iop.org
For over a century since the Nobel prize winning work by Einstein (1905 Ann. Phys. 17 132),
atomic photoionization was thought to be an instantaneous process. Recent experimental …
atomic photoionization was thought to be an instantaneous process. Recent experimental …
Understanding attosecond streaking
L Ortmann, A Landsman - Reports on Progress in Physics, 2024 - iopscience.iop.org
This tutorial provides an overview on the theory of attosecond streaking, a pump-probe
scheme to extract timing information of ionization processes that has been widely used in …
scheme to extract timing information of ionization processes that has been widely used in …
Separation of photoionization and measurement-induced delays
Photoionization of matter is one of the fastest electronic processes in nature. Experimental
measurements of photoionization dynamics have become possible through attosecond …
measurements of photoionization dynamics have become possible through attosecond …
RABBITT phase transition across the ionization threshold
Rich physics emerges as the result of interplay between discrete and continuous quantum
states. A process of reconstruction of attosecond beating by interference of two-photon …
states. A process of reconstruction of attosecond beating by interference of two-photon …
Decomposition of the transition phase in multi-sideband schemes for reconstruction of attosecond beating by interference of two-photon transitions
Reconstruction of attosecond beating by interference of two-photon transitions (RABBITT) is
a technique that can be used to determine the phases of atomic transition elements in …
a technique that can be used to determine the phases of atomic transition elements in …
Phase dependence of resonant and antiresonant two-photon excitations
Measurements of the phase of two-photon matrix elements are presented for resonant and
antiresonant two-color ionization of helium. A tunable, narrow-bandwidth, near-infrared …
antiresonant two-color ionization of helium. A tunable, narrow-bandwidth, near-infrared …
Heterodyne analysis of high-order partial waves in attosecond photoionization of helium
W Jiang, L Roantree, L Han, J Ji, Y Xu, Z Zuo… - Nature …, 2025 - nature.com
Partial wave analysis is key to interpretation of the photoionization of atoms and molecules
on the attosecond timescale. Here we propose a heterodyne analysis approach, based on …
on the attosecond timescale. Here we propose a heterodyne analysis approach, based on …
Multisideband interference structures observed via high-order photon-induced continuum-continuum transitions in argon
We report a joint experimental and theoretical study of a three-sideband (3-SB) modification
of the reconstruction of attosecond beating by interference of two-photon transitions …
of the reconstruction of attosecond beating by interference of two-photon transitions …
Decoupling the complex amplitudes of partial waves in two-photon ionization
YJ Mao, ZH Zhang, T Chen, HB Yao, Y Li, F He - Physical Review A, 2024 - APS
Taking the two-photon ionization process in hydrogen atoms as an example, we propose a
scheme to decouple the partial-wave information in ultrafast ionization. By analyzing the …
scheme to decouple the partial-wave information in ultrafast ionization. By analyzing the …
High-repetition rate attosecond beamline for multi-particle coincidence experiments
In this paper, a 3-dimensional photoelectron/ion momentum spectrometer (reaction
microscope) combined with a table-top attosecond beamline based on a high-repetition rate …
microscope) combined with a table-top attosecond beamline based on a high-repetition rate …