109 citations · 401 across the 19 of their papers we have counts for
19 papers
Unified approach to time-resolved x-ray and electron diffraction imaging
Mingrui Yuan, Nikolay V. Golubev
Time-resolved x-ray diffraction (TR-XRD) and ultrafast electron diffraction (TR-UED) are emerging tools for probing ultrafast quantum dynamics. From a theoretical perspective, they…
Quantum attomicroscopy: imaging quantum chemistry in action
Nikolay V. Golubev, Mohammed Th. Hassan
How quantum electron and nuclei motions affect biomolecular chemical reactions remains a central challengeable question at the interface of quantum chemistry and biology. Ultrafast…
Control of valence-electron motion in Xe cations using the stimulated-Raman-adiabatic-passage technique
Miguel A. Alarcón, Karl Hauser, Nikolay V. Golubev
This work theoretically investigates possibilities of using the Stimulated Raman Adiabatic Passage (STIRAP) and its variants to control a coherent superposition of quantum states.…
Attosecond Transient Absorption Study of Coherent Hole Oscillation in Ar+
Nisnat Chakraborty, Miguel Alarcon, Michael P. McDonnell +6
We report on the observation, characterization, and control of the electron dynamics in ionized argon atoms. We utilized an intense mid-infrared (MIR) pulse to create a coherent su…
Comment on "Comment on Attosecond electron microscopy and diffraction"
Dandan Hui, Husain Alqattan, Mohamed Sennary +2
Over the past few decades, following the first demonstration of ultrafast electron microscopy, numerous research groups have focused on achieving attosecond temporal resolution in…
Attomicroscopy imaging and control of electron motion in graphene
Mingrui Yuan, Husain Alqattan, Dandan Hui +4
Attosecond science has leveraged the highly nonlinear interactions between intense few-cycle laser pulses and matter, allowing for unprecedented observation and control of electron…
Light-induced quantum tunnelling current in graphene
Mohamed Sennary, Jalil Shah, Mingrui Yuan +4
In the last decade, advancements in attosecond spectroscopy have allowed us to study electron motion dynamics in condensed matter. The access to these electron dynamics and, conseq…
Attosecond Diffraction Imaging of Electron Dynamics in Solids
Mingrui Yuan, Nikolay V. Golubev
Visualizing the electron dynamics in four dimensions of space and time is crucial to the understanding of several ubiquitous processes in nature. Hence, ultrafast X-ray and electro…
Can increasing the size and flexibility of a molecule reduce decoherence and prolong charge migration?
Alan Scheidegger, Nikolay V. Golubev, Jiri J. L. Vanicek
Coherent superposition of electronic states, created by ionizing a molecule, can initiate ultrafast dynamics of the electron density. Correlation between nuclear and electron motio…
Attosecond Electron Microscopy
Dandan Hui, Husain Alqattan, Mohamed Sennary +2
The electron motion in atoms and molecules is at the heart of all phenomena in nature that occur outside the nucleus. Recently, ultrafast electron and X-ray imaging tools have been…
How to find molecules with long-lasting charge migration?
Alan Scheidegger, Nikolay V. Golubev, Jiří Vaníček
Under certain conditions, the ionization of a molecule may create a superposition of electronic states, leading to ultrafast electron dynamics. If controlled, this motion could be…
Efficient Semiclassical Evaluation of Electronic Coherences in Polyatomic Molecules
Nikolay V. Golubev, Jiří Vaníček
Exposing a molecule to intense light pulses may bring this molecule to a nonstationary quantum state, thus launching correlated dynamics of electronic and nuclear subsystems. Altho…
Search for long lasting electronic coherence using on-the-fly ab initio semiclassical dynamics
Alan Scheidegger, Jiří Vaníček, Nikolay V. Golubev
Using a combination of high-level ab initio electronic structure methods with efficient on-the-fly semiclassical evaluation of nuclear dynamics, we performed a massive scan of smal…
Decoherence and Revival in Attosecond Charge Migration Driven by Non-adiabatic Dynamics
Danylo Matselyukh, Victor Despré, Nikolay Golubev +2
Attosecond charge migration is a periodic evolution of the charge density of a molecule on a time scale defined by the energy intervals between the electronic states involved. Here…
Core-valence attosecond transient absorption spectroscopy of polyatomic molecules
Nikolay V. Golubev, Jiří Vaníček, Alexander I. Kuleff
Tracing ultrafast processes induced by interaction of light with matter is often very challenging. In molecular systems, the initially created electronic coherence becomes damped b…
On-the-fly ab initio semiclassical evaluation of electronic coherences in polyatomic molecules reveals a simple mechanism of decoherence
Nikolay V. Golubev, Tomislav Begušić, Jiří Vaníček
Irradiation of a molecular system by an intense laser field can trigger dynamics of both electronic and nuclear subsystems. The lighter electrons usually move on much faster, attos…
Time-resolved observation of interatomic Coulombic decay induced by two-photon double excitation of Ne
T. Takanashi, N. V. Golubev, C. Callegari +46
The hitherto unexplored two-photon doubly-excited states [Ne()] were experimentally identified using the seeded, fully coherent, intense extreme ultraviolet…
Control of charge migration in molecules by ultrashort laser pulses
Nikolay V. Golubev, Alexander I. Kuleff
Due to electronic many-body effects, the ionization of a molecule can trigger ultrafast electron dynamics appearing as a migration of the created hole charge throughout the system.…
Control of populations of two-level systems by a single resonant laser pulse
Nikolay V. Golubev, Alexander I. Kuleff
We present a simple approach allowing to obtain analytical expressions for laser pulses that can drive a two-level system in an arbitrarily chosen way. The proposed scheme relates…