Ultrafast photo-induced processes in complex environments: The role of accuracy in excited-state energy potentials and initial conditions

A Petrone, F Perrella, F Coppola, L Crisci… - Chemical Physics …, 2022 - pubs.aip.org
Light induces non-equilibrium time evolving molecular phenomena. The computational
modeling of photo-induced processes in large systems, embedded in complex environments …

Source noise suppression in attosecond transient absorption spectroscopy by edge-pixel referencing

R Géneaux, HT Chang, AM Schwartzberg… - Optics express, 2021 - opg.optica.org
Attosecond transient absorption spectroscopy (ATAS) is used to observe photoexcited
dynamics with outstanding time resolution. The main experimental challenge of this …

MCNOX: A code for computing and interpreting ultrafast nonlinear X-ray spectra of molecules at the multiconfigurational level

W Hua - Computer Physics Communications, 2024 - Elsevier
This work describes a program for computing and analyzing the ultrafast (attosecond and
femtosecond) nonlinear X-ray spectra of molecules at the multiconfigurational quantum …

Fast phase retrieval for broadband attosecond pulse characterization

J Wang, F Xiao, L Wang, W Tao, X Wang, Z Zhao - Optics Express, 2023 - opg.optica.org
Efficient characterization method for broadband attosecond pulses has become more and
more essential, since attosecond pulses with bandwidth spanning few-hundreds electron …

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 …

Mollow-like Triplets in Ultrafast Resonant Absorption

A Stenquist, F Zapata, E Olofsson, Y Liao… - Physical Review Letters, 2024 - APS
We show that resonant absorption of smooth laser fields can yield Mollow-like triplet
patterns. General conditions for such triplets are derived and illustrated with a super …

Unexpected dipole instabilities in small molecules after ultrafast XUV irradiation

PG Reinhard, D Dundas, PM Dinh, M Vincendon… - Physical Review A, 2023 - APS
We investigate the depletion of deep-lying single-electron states in the N 2 dimer under the
influence of very short extreme-ultraviolet (XUV) pulses. We find, first, a marked occupation …

Probing electronic-vibrational dynamics of N2+ induced by strong-field ionization

Q Zhang, J Zhao, G Bai, B Zhang, W Tao, Q Qiu… - arXiv preprint arXiv …, 2023 - arxiv.org
The coupled electronic-vibrational dynamics of nitrogen ions induced by strong-field
ionization is investigated theoretically to corroborate the recent transient X-ray K-edge …

Mid-infrared biomimetic moth-eye-shaped polarization-maintaining and angle-insensitive metalens

K Zhou, B Wang, S Tang, Y Gao, S Liu, Y Sheng… - Optics …, 2022 - opg.optica.org
Metalenses can potentially reduce the size and complexity of existing cameras, displays,
and other optical devices, owing to their capability of flexible manipulation of the …

Dipole instability in molecules irradiated by XUV pulses

D Hughes, D Dundas, PM Dinh, M Vincendon… - The European Physical …, 2023 - Springer
We study the response of small covalent molecules to XUV laser pulses. The theoretical
description relies on a real-time and real-space Time-Dependent Density Functional Theory …