2025/11/26 by Hui-hui Miao, Hui‐hui Miao, Miao, Hui-hui
Physics and Astronomy · #Cavity quantum electrodynamics #Cold Atom Physics and Bose-Einstein Condensates #Dissipation #Dissipative system #Electron #Excitation #Hydrogen #Ionization #Mechanical and Optical Resonators #Open quantum system #Phonon #Photon #Quantum #Quantum dissipation #Quantum system #Spectroscopy and Quantum Chemical Studies #Strong Light-Matter Interactions #Work (physics)
paper · pdf · doi:10.1142/s0217984926501484
openalex created_date 2026/05/08 · openalex publication_date 2026/05/08 · openalex updated_date 2026/06/23
In this paper, we investigate hydrogen molecule ionization within a unified framework combining finite-dimensional quantum electrodynamics with the Lindblad master equation, enabling systematic comparison across closed, dissipative, and influx-driven open systems. Our results reveal a universal tendency toward neutral [Formula: see text] formation. Photon dissipation ([Formula: see text]) accelerates stabilization, while electron ([Formula: see text]), and phonon ([Formula: see text]) dissipation play distinct regulatory roles. Particle influx ([Formula: see text]) induces complex energy redistribution, populating the atomic state [Formula: see text]. The ionization pathway is highly sensitive to initial photon number and composition, which control spin-selective excitation channels. An embedded anode model confirms that orbital hybridization fundamentally constrains the maximum ionization probability to [Formula: see text]. This work provides a unified theoretical foundation for quantum-controlled chemistry and cavity QED experiments.