Attosecond spectroscopy for the investigation of ultrafast dynamics in atomic, molecular and solid-state physics

R Borrego-Varillas, M Lucchini… - Reports on Progress in …, 2022 - iopscience.iop.org
Since the first demonstration of the generation of attosecond pulses (1 as= 10− 18 s) in the
extreme-ultraviolet spectral region, several measurement techniques have been introduced …

[HTML][HTML] Charge migration and charge transfer in molecular systems

HJ Wörner, CA Arrell, N Banerji, A Cannizzo… - Structural …, 2017 - pubs.aip.org
The transfer of charge at the molecular level plays a fundamental role in many areas of
chemistry, physics, biology and materials science. Today, more than 60 years after the …

Sub-7-femtosecond conical-intersection dynamics probed at the carbon K-edge

KS Zinchenko, F Ardana-Lamas, I Seidu, SP Neville… - Science, 2021 - science.org
Conical intersections allow electronically excited molecules to return to their electronic
ground state. Here, we observe the fastest electronic relaxation dynamics measured to date …

Few-femtosecond passage of conical intersections in the benzene cation

MCE Galbraith, S Scheit, NV Golubev… - Nature …, 2017 - nature.com
Observing the crucial first few femtoseconds of photochemical reactions requires tools
typically not available in the femtochemistry toolkit. Such dynamics are now within reach with …

Auger–Meitner and x-ray absorption spectra of ethylene cation: insight into conical intersection dynamics

BN Cabral Tenorio, J Pedersen, M Barbatti… - The Journal of …, 2023 - ACS Publications
We present a theoretical investigation of the near-edge X-ray absorption fine structure and
the Auger–Meitner decay spectra of ethylene and its cation. Herein, we demonstrate that our …

Few-femtosecond electron transfer dynamics in photoionized donor–π–acceptor molecules

F Vismarra, F Fernández-Villoria, D Mocci… - Nature Chemistry, 2024 - nature.com
The exposure of molecules to attosecond extreme-ultraviolet (XUV) pulses offers a unique
opportunity to study the early stages of coupled electron–nuclear dynamics in which the role …

Multi-channel photodissociation and XUV-induced charge transfer dynamics in strong-field-ionized methyl iodide studied with time-resolved recoil-frame covariance …

F Allum, N Anders, M Brouard, P Bucksbaum… - Faraday …, 2021 - pubs.rsc.org
The photodissociation dynamics of strong-field ionized methyl iodide (CH3I) were probed
using intense extreme ultraviolet (XUV) radiation produced by the SPring-8 Angstrom …

Dissociation and Isomerization Following Ionization of Ethylene: Insights from Nonadiabatic Dynamics Simulations

L Fransén, T Tran, S Nandi… - The Journal of Physical …, 2024 - ACS Publications
Photoionized and electronically excited ethylene C2H4+ can undergo H-loss, H2-loss, and
ethylene–ethylidene isomerization, where the latter entails a hydrogen migration. Recent …

Few-Femtosecond C2H4+ Internal Relaxation Dynamics Accessed by Selective Excitation

M Lucchini, B Mignolet, M Murari… - The Journal of …, 2022 - ACS Publications
Dissociation of the ethylene cation is a prototypical multistep pathway in which the exact
mechanisms leading to internal energy conversions are not fully known. For example, it is …

Few-femtosecond extreme-ultraviolet pulses fully reconstructed by a ptychographic technique

M Lucchini, GD Lucarelli, M Murari, A Trabattoni… - Optics express, 2018 - opg.optica.org
Sub-10-fs pulses tunable in the extreme-ultraviolet (XUV) spectral region are particularly
important in many research fields: from atomic and molecular spectroscopy to the study of …