Ultrafast preparation and detection of ring currents in single atoms
Quantum particles can penetrate potential barriers by tunnelling. If that barrier is rotating, the
tunnelling process is modified,. This is typical for electrons in atoms, molecules or solids …
tunnelling process is modified,. This is typical for electrons in atoms, molecules or solids …
Electron spin polarization in strong-field ionization of xenon atoms
A Hartung, F Morales, M Kunitski, K Henrichs… - Nature …, 2016 - nature.com
As a fundamental property of the electron, the spin plays a decisive role in the electronic
structure of matter, from solids to molecules and atoms, for example, by causing magnetism …
structure of matter, from solids to molecules and atoms, for example, by causing magnetism …
Ionization in intense laser fields beyond the electric dipole approximation: concepts, methods, achievements and future directions
J Maurer, U Keller - Journal of Physics B: Atomic, Molecular and …, 2021 - iopscience.iop.org
The electric dipole approximation is widely used in atomic, molecular and optical physics
and is typically related to a regime for which the wavelength is much larger than the atomic …
and is typically related to a regime for which the wavelength is much larger than the atomic …
Spin and angular momentum in strong-field ionization
The spin polarization of electrons from multiphoton ionization of Xe by 395 nm circularly
polarized laser pulses at 6× 10 13 W/cm 2 has been measured. At this photon energy of 3.14 …
polarized laser pulses at 6× 10 13 W/cm 2 has been measured. At this photon energy of 3.14 …
Numerical verification of the theory of nonadiabatic tunnel ionization in strong circularly polarized laser fields
We verify the theory of nonadiabatic ionization of degenerate valence ${{p} _ {\pm}} $
orbitals in strong circularly polarized laser fields by numerically solving the two-dimensional …
orbitals in strong circularly polarized laser fields by numerically solving the two-dimensional …
Attosecond imaging of electronic wave packets
An electronic wave packet has significant spatial evolution besides its temporal evolution,
due to the delocalized nature of composing electronic states. The spatial evolution was not …
due to the delocalized nature of composing electronic states. The spatial evolution was not …
Strong field-induced quantum dynamics in atoms and small molecules
S Eckart - Journal of Physics B: Atomic, Molecular and Optical …, 2024 - iopscience.iop.org
High-intensity laser fields can ionize atoms and molecules and also initiate molecular
dissociation. This review is on the recent progress made using experiments that harness the …
dissociation. This review is on the recent progress made using experiments that harness the …
Control of attosecond light polarization in two-color bicircular fields
We develop theoretically and confirm both numerically and experimentally a comprehensive
analytical model which describes the propensity rules in the emission of circularly polarized …
analytical model which describes the propensity rules in the emission of circularly polarized …
Spin-polarizing interferometric beam splitter for free electrons
MM Dellweg, C Müller - Physical review letters, 2017 - APS
A spin-polarizing electron beam splitter is described that relies on an arrangement of linearly
polarized laser waves of nonrelativistic intensity. An incident electron beam is first coherently …
polarized laser waves of nonrelativistic intensity. An incident electron beam is first coherently …
Attosecond control of spin polarization in electron–ion recollision driven by intense tailored fields
Tunnel ionization of noble gas atoms driven by a strong circularly polarized laser field in
combination with a counter-rotating second harmonic generates spin-polarized electrons …
combination with a counter-rotating second harmonic generates spin-polarized electrons …