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Related papers: Controlling Below-Threshold Nonsequential Double I…

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We perform a systematic analysis of quantum interference in nonsequential double ionization focusing on the recollision-excitation with subsequent ionization (RESI) mechanism, employing the strong-field approximation (SFA). We find that…

Atomic Physics · Physics 2015-09-30 A. S. Maxwell , C. Figueira de Morisson Faria

We perform a systematic analysis of intra-channel quantum interference in laser-induced nonsequential double ionization with linearly polarized bichromatic fields, focusing on the recollision-excitation with subsequent ionization (RESI)…

Atomic Physics · Physics 2025-08-06 S. Hashim , D. Habibović , C. Figueira de Morisson Faria

We present a systematic study of interchannel quantum interference in laser-induced nonsequential double ionization (NSDI) within the strong-field approximation. Focusing on the below-threshold intensity regime where the…

Atomic Physics · Physics 2026-03-17 S. Hashim , C. Figueira de Morisson Faria

We perform a systematic analysis of single-channel quantum interference in laser-induced nonsequential double ionization with few-cycle pulses, using the strong-field approximation. We focus on a below-threshold intensity for which the…

Atomic Physics · Physics 2024-10-03 S. Hashim , R. Tenney , C. Figueira de Morisson Faria

We investigate laser-induced nonsequential double ionization with linearly polarized bichromatic fields, focusing on the recollision-excitation with subsequent ionization (RESI) mechanism. Using the strong-field approximation, we assess how…

Atomic Physics · Physics 2025-08-06 S. Hashim , D. Habibović , C. Figueira de Morisson Faria

We perform theoretical investigations of laser-induced nonsequential double ionization with few cycle pulses, with particular emphasis on the dependence of the electron-momentum distributions on the carrier-envelope phase. We focus on the…

Atomic Physics · Physics 2015-06-05 C. Figueira de Morisson Faria , T. Shaaran , M. T. Nygren

We perform a detailed analysis of the recollision-excitation-tunneling (RESI) mechanism in laser-induced nonsequential double ionization (NSDI), in which the first electron, upon return, promotes a second electron to an excited state, from…

Atomic Physics · Physics 2015-05-18 T. Shaaran , M. T. Nygren , C. Figueira de Morisson Faria

We perform a detailed analysis of the importance of causality within the strong-field approximation and the steepest descent framework for the recollision-excitation with subsequent tunneling ionization (RESI) pathway in laser-induced…

Atomic Physics · Physics 2012-02-29 T. Shaaran , C. Figueira de Morisson Faria , H. Schomerus

We address the influence of the molecular orbital geometry and of the molecular alignment with respect to the laser-field polarization on laser-induced nonsequential double ionization of diatomic molecules for different molecular species,…

Atomic Physics · Physics 2015-05-28 T. Shaaran , B. B. Augstein , C. Figueira de Morisson Faria

Consensus has been reached that recollision, as the most important post-tunneling process, is responsible for nonsequential double ionization process in intense infrared laser field, however, its effect has been restricted to interaction…

Atomic Physics · Physics 2021-06-14 Xiaolei Hao , Yuxing Bai , Chan Li , Jingyu Zhang , Weidong Li , Weifeng Yang , MingQing Liu , Jing Chen

We address the influence of the orbital symmetry and of the molecular alignment with respect to the laser-field polarization on laser-induced nonsequential double ionization of diatomic molecules, in the length and velocity gauges. We work…

Atomic Physics · Physics 2009-11-13 C. Figueira de Morisson Faria , T. Shaaran , X. Liu , W. Yang

The influence of electron-electron Coulomb repulsion on nonsequential double ionization of rare-gas atoms is investigated. Several variants of the quantum-mechanical transition amplitude are evaluated that differ by the form of the…

Atomic Physics · Physics 2007-05-23 C. Figueira de Morisson Faria , X. Liu , H. Schomerus , W. Becker

Using a three-dimensional quasiclassical technique we explore molecular double ionization by a linearly polarized, infrared (800 nm) and ultrashort (6 fs) laser pulse. We first focus on intensities corresponding to the tunneling regime and…

Atomic Physics · Physics 2015-05-14 A. Emmanouilidou , A. Staudte

We study non-classical pathways and quantum interference in enhanced ionisation of diatomic molecules in strong laser fields using machine learning techniques. Quantum interference provides a bridge, which facilitates intramolecular…

We address nonsequential double ionization induced by strong, linearly polarized laser fields of only a few cycles, considering a physical mechanism in which the second electron is dislodged by the inelastic collision of the first electron…

Atomic Physics · Physics 2009-11-10 C. Figueira de Morisson Faria , X. Liu , A. Sanpera , M. Lewenstein

In this work we report a quantum interference mediated control of the resonance profiles in a generic three-level system and investigate its effect on key quantum interference (QI) phenomena. Namely in a three level configuration with…

Atomic Physics · Physics 2011-11-16 Konstantin E. Dorfman , Pankaj K. Jha , Sumanta Das

The collision-ionization mechanism of nonsequential double ionization (NSDI) process in IR+XUV two-color laser fields [\PRA \textbf{93}, 043417 (2016)] has been investigated by us recently. Here we extend this work to study the…

Atomic Physics · Physics 2018-02-14 Facheng Jin , Jing Chen , Yujun Yang , Xiaojun Liu , Zong-Chao Yan , Bingbing Wang

We demonstrate theoretically that it is possible to use Rabi oscillations to coherently control the electron tunneling in an asymmetric double quantum dot system, a quantum dot molecule. By applying an optical pump pulse we can excite an…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 J. M. Villas-Boas , A. O. Govorov , Sergio E. Ulloa

Two-electron correlated spectra of non-sequential double ionization below laser-intensity threshold are known to exhibit back-to-back scattering of the electrons, viz., the anticorrelation of the electrons. Currently, the widely accepted…

Atomic Physics · Physics 2011-02-02 D. I. Bondar , G. L. Yudin , W. -K. Liu , M. Yu. Ivanov , A. D. Bandrauk

We investigate laser-induced nonsequential double ionization from aligned diatomic molecules, using the strong-field approximation in its length and velocity gauge formulations. Throughout, we consider that the first electron dislodges the…

Atomic Physics · Physics 2008-12-10 C. Figueira de Morisson Faria
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