158 citations · 973 across the 39 of their papers we have counts for
33 papers · 1 filter
Symmetry and Quantum Interference in the Attosecond Domain
C. Figueira de Morisson Faria, S. Hashim, J. Rivera-Dean +1
In this review, we examine the interplay of symmetry and quantum interference in the attosecond domain primarily through one- and two-electron photoelectron momentum distributions.…
Orbit-resolved spin holography: role of Coulomb focusing in target-dependent polarization
Tao Chen, Yang Li, Fang Liu +3
Strong-field photoelectron holography encodes ultrafast electron dynamics through momentum-space interference. However, the orbit-resolved origin of spider-like spin fringes and th…
Physics-informed neural networks for solving saddle-point equations in strong-field physics with tailored fields
Jiakang Chen, Sufia Hashim, Carla Figueira de Morisson Faria
We develop an unsupervised physics-informed neural network to solve saddle-point equations (SPEs) governing direct above-threshold ionization (ATI) within the strong-field approxim…
Detangling the quantum tapestry of intra-channel interference in below-threshold nonsequential double ionization with few-cycle laser pulses
S. Hashim, R. Tenney, 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…
Influence of catastrophes and hidden dynamical symmetries on ultrafast backscattered photoelectrons
T. Rook, L. Cruz Rodriguez, C. Figueira de Morisson Faria
We discuss the effect of using potentials with a Coulomb tail and different degrees of softening in the photoelectron momentum distributions (PMDs) using the recently implemented h…
Impact of the continuum Coulomb interaction in quantum-orbit-based treatments of high-order above-threshold ionization
T. Rook, D. Habibović, L. Cruz Rodriguez +2
We perform a systematic comparison between photoelectron momentum distributions computed with the rescattered-quantum orbit strong-field approximation (RQSFA) and the Coulomb-quant…
Forward and hybrid path-integral methods in photoelectron holography: sub-barrier corrections, initial sampling and momentum mapping
L. Cruz Rodriguez, T. Rook, B. B. Augstein +2
We construct two strong-field path integral methods with full Coulomb distortion, in which the quantum pathways are mimicked by interfering electron orbits: the rate-based CQSFA (R…
Controlling quantum effects in enhanced strong-field ionisation with machine-learning techniques
Heloise Chomet, Samuel Plesnik, Constantin Nicolae +4
We study non-classical pathways and quantum interference in enhanced ionisation of diatomic molecules in strong laser fields using machine learning techniques. Quantum interference…
Analytic quantum-interference conditions in Coulomb corrected photoelectron holography
A. S. Maxwell, A. Al-Jawahiry, X. Y. Lai +1
We provide approximate analytic expressions for above-threshold ionization (ATI) transition probabilities and photoelectron angular distributions (PADs). These analytic expressions…
Near-threshold photoelectron holography beyond the strong-field approximation
XuanYang Lai, ShaoGang Yu, YiYi Huang +5
We study photoelectron angular distributions (PADs) near the ionization threshold with a newly developed Coulomb quantum-orbit strong-field approximation (CQSFA) theory. The CQSFA…
Shifting nodal-plane suppressions in high-order harmonic spectra from diatomic molecules in orthogonally polarized driving fields
T. Das, C. Figueira de Morisson Faria
We analyze the imprint of nodal planes in high-order harmonic spectra from aligned diatomic molecules in intense laser fields whose components exhibit orthogonal polarizations. We…
Controlling Below-Threshold Nonsequential Double Ionization via Quantum Interference
A. S. Maxwell, C. Figueira de Morisson Faria
We show through simulation that quantum interference in non-sequential double ionization can be used to control the recollision with subsequent ionization (RESI) mechanism. This in…
Quantum Interference in Time-Delayed Nonsequential Double Ionization
A. S. Maxwell, C. Figueira de Morisson Faria
We perform a systematic analysis of quantum interference in nonsequential double ionization focusing on the recollision-excitation with subsequent ionization (RESI) mechanism, empl…
Extracting an electron's angle of return from shifted interference patterns in macroscopic high-harmonic spectra of diatomic molecules
T. Das, B. B. Augstein, C. Figueira de Morisson Faria +3
We investigate high-order harmonic spectra from aligned diatomic molecules in intense driving fields whose components have orthogonal polarizations. We focus on how the driving-fie…
Quantum and semiclassical phase-space dynamics of a wave packet in strong fields using initial-value representations
C. Zagoya, J. Wu, M. Ronto +2
We assess the suitability of quantum and semiclassical initial value representations, exemplified by the coupled coherent states (CCS) method and the Herman Kluk (HK) propagator, r…
High-order harmonic generation from diatomic molecules in elliptically polarized driving fields: a generalized interference condition
T. Das, B. B. Augstein, C. Figueira de Morisson Faria
We investigate the influence of intense, elliptically polarized driving fields on high-order harmonic spectra from aligned diatomic molecules. We derive a generalized two-center in…
Temporal and spatial interference in molecular above-threshold ionization with elliptically polarized fields
XuanYang Lai, C. Figueira de Morisson Faria
We investigate direct above-threshold ionization in diatomic molecules, with particular emphasis on how quantum interference is altered by a driving field of non-vanishing elliptic…
Bohmian trajectory analysis of high-order harmonic generation: ensemble averages, non-locality and quantitative aspects
J. Wu, B. B. Augstein, C. Figueira de Morisson Faria
We perform a Bohmian-trajectory analysis of high-order harmonic generation (HHG), focusing on the fact that typical HHG spectra are best reproduced by the Bohmian trajectory starti…
Time-delayed nonsequential double ionization with few-cycle laser pulses: importance of the carrier-envelope phase
C. Figueira de Morisson Faria, T. Shaaran, M. T. Nygren
We perform theoretical investigations of laser-induced nonsequential double ionization with few cycle pulses, with particular emphasis on the dependence of the electron-momentum di…
Causality and quantum interference in time-delayed laser-induced nonsequential double ionization
T. Shaaran, C. Figueira de Morisson Faria, H. Schomerus
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 subsequen…
Excitation, two-center interference and the orbital geometry in laser-induced nonsequential double ionization of diatomic molecules
T. Shaaran, B. B. Augstein, C. Figueira de Morisson Faria
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 ionizat…
Influence of asymmetry and nodal planes on high-harmonic generation in heteronuclear molecules
B. B. Augstein, C. Figueira de Morisson Faria
The relation between high-harmonic spectra and the geometry of the molecular orbitals in position and momentum space is investigated. In particular we choose two isoelectronic pair…
Multielectron corrections in molecular high-order harmonic generation for different formulations of the strong-field approximation
B. B. Augstein, C. Figueira de Morisson Faria
We make a detailed assessment of which form of the dipole operator to use in calculating high order harmonic generation within the framework of the strong field approximation, and…
Laser-induced nonsequential double ionization at and above the recollision-excitation-tunneling threshold
T. Shaaran, M. T. Nygren, C. Figueira de Morisson Faria
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 r…