Articles with "electron dynamics" as a keyword



Electron dynamics surrounding the X line in asymmetric magnetic reconnection

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017ja023969

Abstract: Electron dynamics surrounding the X-line in magnetopause-type asymmetric reconnection is investigated using a two-dimensional particle-in-cell simulation. We study electron properties of three characteristic regions in the vicinity of the X-line. The fluid properties, velocity distribution… read more here.

Keywords: electron dynamics; line; dynamics surrounding; electron ... See more keywords

Electron Dynamics Within the Electron Diffusion Region of Asymmetric Reconnection

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Published in 2018 at "Journal of Geophysical Research"

DOI: 10.1002/2017ja024524

Abstract: Abstract: We investigate the agyrotropic nature of electron distribution functions and their substructure to illuminate electron dynamics in a previously reported electron diffusion region (EDR) ev ... read more here.

Keywords: electron dynamics; diffusion region; electron diffusion;

Plasmonic Nanomaterials in Photothermal Catalysis and Artificial Photosynthesis: Hot Electron Dynamics, Design Challenges, and Future Prospects

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202503186

Abstract: Localized Surface Plasmon Resonance (LSPR)‐enabled nanomaterials provide a promising platform for photothermal catalysis and artificial photosynthesis, addressing critical energy and environmental challenges. This review examines the dual role of LSPR nanomaterials in both hot electron… read more here.

Keywords: hot electron; artificial photosynthesis; electron dynamics; photothermal catalysis ... See more keywords

Hot Electron Dynamics Modulated by Nonequilibrium Phonon Excitations

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Published in 2025 at "Annalen der Physik"

DOI: 10.1002/andp.202500126

Abstract: With advances in device miniaturization, understanding and manipulating nanoscale hot electron dynamics in semiconductors is recognized as an essential factor for improving performance and energy efficiency in optoelectronics and logic devices in the post‐Moore era.… read more here.

Keywords: nonequilibrium phonon; electron; electron dynamics; phonon excitations ... See more keywords

An open‐source framework for analyzing N‐electron dynamics. II. Hybrid density functional theory/configuration interaction methodology

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Published in 2017 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.24896

Abstract: In this contribution, we extend our framework for analyzing and visualizing correlated many‐electron dynamics to non‐variational, highly scalable electronic structure method. Specifically, an explicitly time‐dependent electronic wave packet is written as a linear combination of… read more here.

Keywords: electron dynamics; methodology; framework analyzing; chemistry ... See more keywords

Electron Dynamics Induced by Circularly Polarized Laser Pulses in Im‐3m H3S in the Superconducting Pressure Regime

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Published in 2025 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.70173

Abstract: We investigated crystalline Im‐3m H3S at 200 GPa, a pressure regime where H3S is generally considered to be an exotic superconductor. Simulated circularly polarized 10 femtosecond (fs) laser pulses were applied and we quantified the effects on… read more here.

Keywords: laser; laser pulses; pressure regime; spin ... See more keywords

Symplectic integrators with adaptive time step applied to runaway electron dynamics

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Published in 2019 at "Numerical Algorithms"

DOI: 10.1007/s11075-018-0636-6

Abstract: Studying the dynamics of runaway electrons has theoretical and practical significance. As the system is highly relativistic, multi-scale and nonlinear, accurate and efficient numerical methods with long-term stability are necessary. In this paper, we develop… read more here.

Keywords: electron dynamics; runaway electron; step; adaptive time ... See more keywords
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First-principles calculations for attosecond electron dynamics in solids

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Published in 2021 at "Computational Materials Science"

DOI: 10.1016/j.commatsci.2020.110274

Abstract: Nonequilibrium electron dynamics in solids is an important subject from both fundamental and technological points of view. The recent development of laser technology has enabled us to study ultrafast electron dynamics in the time domain.… read more here.

Keywords: physics; principles calculations; first principles; electron ... See more keywords

Electron Dynamics with the Time-Dependent Density Matrix Renormalization Group.

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Published in 2021 at "Journal of chemical theory and computation"

DOI: 10.1021/acs.jctc.0c01048

Abstract: In this work, we simulate the electron dynamics in molecular systems with the time-dependent density matrix renormalization group (TD-DMRG) algorithm. We leverage the generality of the so-called tangent-space TD-DMRG formulation and design a computational framework… read more here.

Keywords: electron dynamics; matrix; time; time dependent ... See more keywords

Time-Resolved Excited-State Analysis of Molecular Electron Dynamics by TDDFT and Bethe–Salpeter Equation Formalisms

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Published in 2021 at "Journal of Chemical Theory and Computation"

DOI: 10.1021/acs.jctc.1c00211

Abstract: In this work, a theoretical and computational set of tools to study and analyze time-resolved electron dynamics in molecules, under the influence of one or more external pulses, is presented. By coupling electronic-structure methods with… read more here.

Keywords: electron dynamics; time; time resolved; bethe salpeter ... See more keywords

Theoretical Approach for Electron Dynamics and Ultrafast Spectroscopy (EDUS)

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Published in 2022 at "Journal of Chemical Theory and Computation"

DOI: 10.1021/acs.jctc.2c00674

Abstract: In this manuscript, we present a theoretical framework and its numerical implementation to simulate the out-of-equilibrium electron dynamics induced by the interaction of ultrashort laser pulses in condensed-matter systems. Our approach is based on evolving… read more here.

Keywords: spectroscopy; electron dynamics; theoretical approach; ultrafast spectroscopy ... See more keywords