Time-Dependent Two-Particle Reduced Density Matrix Theory: Application to High-Harmonic Generation

30th International Conference on Photonic, Electronic, and Atomic Collisions

Lackner, Fabian^1 ; Bezinová, Iva^1 ; Sato, Takeshi^2,3 ; Ishikawa, Kenichi L.^2,3 ; Burgdörfer, Joachim^1

Institute for Theoretical Physics, Vienna University of Technology, Wiedner Hauptstraße 8-10/136, Vienna

1040, Austria^1

Photon Science Center, School of Engineering, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo

113-8656, Japan^2

Department of Nuclear Engineering and Management, School of Engineering, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo

113-8656, Japan^3

关键词: Benchmark calculations;    High harmonic generation;    High harmonics;    Multi-electron;    Reduced density-matrix theories;    Reduced-density matrix;    State of the art;    Time dependent;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/875/3/022032/pdf
DOI  :  10.1088/1742-6596/875/3/022032

来源: IOP

【 摘 要 】

Synopsis We follow a new approach for calculating high-harmonic spectra for multi-electron atoms and molecules by propagating the two-particle reduced density matrix. Calculated results are in very good agreement with state-of-the-art many-body wavefunction-based benchmark calculations.