Quantum control of electronic fluxes during adiabatic attosecond charge migration in degenerate superposition states of benzene

D Jia, J Manz, B Paulus, V Pohl, JC Tremblay, Y Yang - Chemical Physics, 2017 - Elsevier
We design four linearly x-and y-polarized as well as circularly right (+) and left (−) polarized,
resonant π/2-laser pulses that prepare the model benzene molecule in four different …

Laser-control of ultrafast π-Electron ring currents in aromatic molecules: Roles of molecular symmetry and light polarization

M Kanno, H Kono, Y Fujimura - Applied Sciences, 2018 - mdpi.com
Being motivated by the recent progress in attosecond laser technology, we theoretically
explore the strategy of inducing ultrafast electron dynamics inherent to aromatic molecules …

Reconstruction of the electronic flux during adiabatic attosecond charge migration in HCCI+

H Ding, D Jia, J Manz, Y Yang - Molecular Physics, 2017 - Taylor & Francis
Recently, it was shown that a well-designed laser pulse may prepare an oriented linear
molecular ion in a specific superposition state of the electronic ground (g) and first excited …

Quantum design of π-electron ring currents in polycyclic aromatic hydrocarbons: parallel and antiparallel ring currents in naphthalene

H Mineo, Y Fujimura - The Journal of Physical Chemistry Letters, 2017 - ACS Publications
Control of π-electrons in polycyclic aromatic hydrocarbons (PAHs) is one of the fundamental
issues in optoelectronics for ultrafast optical switching devices. We have proposed an …

Systematic Investigation of the Reliability of the Frozen Nuclei Approximation for Short-Pulse Excitation: The Example of HCCI+

D Jia, Y Yang - Frontiers in Chemistry, 2022 - frontiersin.org
In this work we quantitatively study the reliability of the frozen nuclei approximation for
ultrafast dynamics. Specifically we study laser excitation of HCCI+ from its ground state to …

Quantum control of coherent π-electron ring currents in polycyclic aromatic hydrocarbons

H Mineo, Y Fujimura - The Journal of Chemical Physics, 2017 - pubs.aip.org
We present results for quantum optimal control (QOC) of the coherent π electron ring
currents in polycyclic aromatic hydrocarbons (PAHs). Since PAHs consist of a number of …

Optimal control for maximally creating and maintaining a superposition state of a two‐level system under the influence of Markovian decoherence

Y Ohtsuki, S Mikami, T Ajiki… - Journal of the Chinese …, 2023 - Wiley Online Library
Reducing decoherence is an essential step toward realizing general‐purpose quantum
computers beyond the present noisy intermediate‐scale quantum (NISQ) computers. To this …

Generation of electronic flux during the femtosecond laser pulse tailored to induce adiabatic attosecond charge migration in

D Jia, J Manz, Y Yang - Journal of Modern Optics, 2017 - Taylor & Francis
Adiabatic attosecond charge migration (AACM) in a linear molecule or cation such as HCCI+
means that the system has been prepared in a superposition state eg of the electronic …

Quantum engineering of helical charge migration in HCCI

CM Liu, J Manz, H Wang, Y Yang - Chinese Physics Letters, 2022 - iopscience.iop.org
Electronic charge of molecules can move on time scales when the nuclei stand practically
still, from few hundreds of attoseconds to few femtoseconds. This ultrafast process is called" …

Laser manipulation of localised π-electron rotations in a molecule with two aromatic rings

M Yamaki, Y Teranishi, SH Lin, Y Fujimura - Molecular Physics, 2017 - Taylor & Francis
Coherent dynamics of localised π-electron rotations in an aromatic ring molecule may play
an important role in designing next generation photo-induced organic molecular devices. In …