Multidimensional high-harmonic echo spectroscopy: Resolving coherent electron dynamics in the EUV regime

S Jiang, M Gudem, M Kowalewski… - Proceedings of the …, 2024 - National Acad Sciences
We theoretically propose a multidimensional high-harmonic echo spectroscopy technique
which utilizes strong optical fields to resolve coherent electron dynamics spanning an …

Measuring autoionization decay lifetimes of optically forbidden inner valence excited states in neon atoms with attosecond noncollinear four-wave-mixing …

NG Puskar, YC Lin, JD Gaynor, MC Schuchter… - Physical Review A, 2023 - APS
Attosecond noncollinear four-wave-mixing spectroscopy with one attosecond extreme
ultraviolet (XUV) pulse and two few-cycle near-infrared (NIR) pulses was used to measure …

Coupled nuclear–electronic decay dynamics of O 2 inner valence excited states revealed by attosecond XUV wave-mixing spectroscopy

YC Lin, AP Fidler, A Sandhu, RR Lucchese… - Faraday …, 2021 - pubs.rsc.org
Multiple Rydberg series converging to the O2+ c4Σ− u state, accessed by 20–25 eV extreme
ultraviolet (XUV) light, serve as important model systems for the competition between …

[图书][B] Nonlinear X-Ray Spectroscopy for Materials Science

I Matsuda, R Arafune - 2023 - Springer
There has been a rise of a new analysis method of nonlinear X-ray spectroscopy for
materials science. This book provides the basic principles for understanding the issue and …

Decaying and revival dynamics of molecules revealed by attosecond wave-mixing spectroscopy

X Chen, W Cao, K Mi, Y Zhang, Q Zhang, P Lu - Optics Letters, 2022 - opg.optica.org
We theoretically investigate the decaying dynamics in model molecules by using attosecond
wave-mixing spectroscopy. We find that transient wave-mixing signal in molecular systems …

State-selective probing of autoionizing inner valence Rydberg states with attosecond extreme ultraviolet four-wave-mixing spectroscopy

AP Fidler, YC Lin, JD Gaynor, CW McCurdy, SR Leone… - Physical Review A, 2022 - APS
Nonlinear spectroscopies can disentangle spectra that are congested due to
inhomogeneous broadening. In conjunction with theoretical calculations, attosecond …

Extracting doubly-excited state lifetimes in helium directly in the time domain with attosecond noncollinear four-wave-mixing spectroscopy

P Rupprecht, NG Puskar, DM Neumark… - arXiv preprint arXiv …, 2024 - arxiv.org
The helium atom, with one nucleus and two electrons, is a prototypical system to study
quantum many-body dynamics. Doubly-excited states, or quantum states in which both …

Nonlinear Soft X-Ray Spectroscopy

CP Schwartz, WS Drisdell - Nonlinear X-Ray Spectroscopy for Materials …, 2023 - Springer
The history and current state of the field of soft X-ray nonlinear optics is discussed. The
development of soft X-ray nonlinear optics has been largely based upon the earlier work …

[PDF][PDF] Dynamics via Attosecond Four-Wave Mixing

JD Gaynor, AP Fidler, YC Lin, NG Puskar… - International …, 2023 - library.oapen.org
Attosecond four-wave mixing spectroscopy is a relatively new technique for studying
ultrafast dynamics of highly excited states with exquisite temporal precision and spectral …

[图书][B] Attosecond Four-Wave Mixing: A Tabletop Nonlinear Spectroscopy in the Extreme Ultraviolet

YC Lin - 2023 - search.proquest.com
Nonlinear spectroscopies employ multiple short coherent pulses to generate higher-order
polarization signals. The rich degrees of freedom available for controlling the properties of …