Search Results - "van der Hart, Hugo W"

Atomic partial wave meter by attosecond coincidence metrology by Jiang, Wenyu, Armstrong, Gregory S. J., Tong, Jihong, Xu, Yidan, Zuo, Zitan, Qiang, Junjie, Lu, Peifen, Clarke, Daniel D. A., Benda, Jakub, Fleischer, Avner, Ni, Hongcheng, Ueda, Kiyoshi, van der Hart, Hugo W., Brown, Andrew C., Gong, Xiaochun, Wu, Jian

“…Attosecond chronoscopy is central to the understanding of ultrafast electron dynamics in matter from gas to the condensed phase with attosecond temporal…”
Get full text

Resolving Quantum Interference Black Box through Attosecond Photoionization Spectroscopy by Jiang, Wenyu, Armstrong, Gregory S. J., Han, Lulu, Xu, Yidan, Zuo, Zitan, Tong, Jihong, Lu, Peifen, Dahlström, Jan Marcus, Ueda, Kiyoshi, Brown, Andrew C., van der Hart, Hugo W., Gong, Xiaochun, Wu, Jian

“…Multiphoton light-matter interactions invoke a so-called "black box" in which the experimental observations contain the quantum interference between multiple…”
Get full text

Two-photon detachment of inner-shell electrons from Li by VAN DER HART, Hugo W

“…We investigate two-photon detachment of an inner 1s electron from the 1s22s2 ground state of Li- using R-matrix Floquet theory. This detachment rate shows a…”
Get full text

Resolving Ultrafast Spin-Orbit Dynamics in Heavy Many-Electron Atoms by Wragg, Jack, Clarke, Daniel D. A., Armstrong, Gregory S. J., Brown, Andrew C., Ballance, Connor P., van der Hart, Hugo W.

“…We use R-matrix with time-dependence theory, with spin-orbit effects included, to study krypton irradiated by two time-delayed extreme ultraviolet ultrashort…”
Get full text

Ionization rates for He, Ne, and Ar subjected to laser light with wavelengths between 248.6 and 390 nm by van der Hart, Hugo W.

“…Using the R-matrix Floquet approach, we have investigated multiphoton single ionization of helium, neon, and argon subjected to laser light with a wavelength…”
Get full text

Anisotropy parameters in two-color two-photon above-threshold ionization by Hutchinson, Steven, Lysaght, Michael A., van der Hart, Hugo W.

Get full text

RMT: R-matrix with time-dependence. Solving the semi-relativistic, time-dependent Schrödinger equation for general, multielectron atoms and molecules in intense, ultrashort, arbitrarily polarized laser pulses by Brown, Andrew C., Armstrong, Gregory S.J., Benda, Jakub, Clarke, Daniel D.A., Wragg, Jack, Hamilton, Kathryn R., Mašín, Zdeněk, Gorfinkiel, Jimena D., van der Hart, Hugo W.

“…RMT is a programme which solves the time-dependent Schrödinger equation for general, multielectron atoms, ions and molecules interacting with laser light. As…”
Get full text

Enhancing spin polarization using ultrafast angular streaking by Armstrong, Gregory S. J, Clarke, Daniel D. A, Benda, Jakub, Wragg, Jack, Brown, Andrew C, van der Hart, Hugo W

“…Phys. Rev. A 103, 053123 (2021) Through solution of the multielectron, semi-relativistic, time-dependent Schr\"{o}dinger equation, we show that angular…”
Get full text

The two-electron continuum in terms of B-spline basis functions by Van Der Hart, Hugo W., Feng, Liang

“…We present an overview of recent progress in the description of wave functions containing two continuum electrons in terms of B-spline basis functions. We…”
Get full text

Influence of magnetic quantum number m and spin-angular symmetry on sequential double detachment in strong laser fields by van der Hart, Hugo W.

“…We model sequential double detachment of Ag{sup -}, C{sup -}, I{sup -}, and Al{sup -} irradiated by 1064 nm light by using a strong-field model and compare the…”
Get full text

Spin and spatial dynamics in electron-impact scattering off S-wave He using R-matrix with Time-Dependence theory by Wragg, Jack, van der Hart, Hugo W

“…Phys. Rev. A 94, 032706 (2016) R-matrix with time-dependence theory is applied to electron-impact ionisation processes for He in the S-wave model. Cross…”
Get full text

Anisotropy parameters in two-colour two-photon above threshold ionization by Hutchinson, Steven, Lysaght, Michael A, van der Hart, Hugo W

“…Phys. Rev. A 88, 023424 (2013) We employ the time-dependent R-Matrix (TDRM) method to calculate anisotropy parameters for positive and negative sidebands of…”
Get full text

Enhanced Harmonic Generation from M=1 aligned Ar by Brown, A. C, van der Hart, Hugo W

“…We investigate harmonic generation (HG) from ground-state Ar+ aligned with M=1 at a laser wavelength of 390-nm and intensity of 4x10(14) Wcm-2. Using…”
Get full text

Double and Triple Photoionization of Ground-State Lithium by van der Hart, Hugo W., Greene, Chris H.

Get full text

Polarization control of high-harmonic generation via the spin-orbit interaction by Wragg, Jack, Clarke, Daniel D. A, Armstrong, Gregory S. J, Brown, Andrew C, Ballance, Connor P, van der Hart, Hugo W

“…We observe the generation of high harmonics in the plane perpendicular to the driving laser polarization and show that these are driven by the spin-orbit…”
Get full text

Resolving Ultra-Fast Spin-Orbit Dynamics in Heavy Many-Electron Atoms by Wragg, Jack, Clarke, Daniel D. A, Armstrong, Gregory S. J, Brown, Andrew C, Ballance, Connor P, van der Hart, Hugo W

“…We use R-Matrix with Time-dependence (RMT) theory, with spin-orbit effects included, to study krypton irradiated by two time-delayed XUV ultrashort pulses. The…”
Get full text

Influence of core polarization on the electron affinity of Ca by VAN DER HART, H. W, LAUGHLIN, C, HANSEN, J. E

Get full text

Recollision model for double ionization of atoms in strong laser fields by van der Hart, Hugo W., Burnett, Keith

Get full text

Energies of metastable 4 S o states in the alkaline-earth sequence by van der Hart, Hugo W.

Get full text

Metastable 4 F o state of Sr − bound by core polarization by van der Hart, Hugo W.

Get full text