Quantum Phase-Inertia Spectroscopy: Theoretical Framework and Fundamental Implications
Jincheng Zhang
The dynamics of quantum phases under rapid external perturbations have long been modeled under the assumption of instantaneous or purely reactive responses governed by standard potential energy landscapes and classical capacitance analogies. In this work, we introduce the framework of Quantum Phase-Inertia Spectroscopy (QPIS), proposing that the quantum phase itself exhibits an intrinsic dynamical inertia when subjected to sudden variations in driving velocity. By defining the phase inertia parameter as I_phi = (d^2 E) / (d(\dot{\phi})^2), where E represents the system energy and \dot{\phi} is the phase velocity, we capture a novel form of resistance to changes in phase acceleration. When external drives induce a perturbation in phase velocity given by \dot{\phi} goes to \dot{\phi} + \delta\dot{\phi}, the system generates a characteristic delayed response governed by the dynamic equation \tau_\phi * I_phi * (d^2\phi / dt^2), where \tau_\phi represents the intrinsic relaxation time of the quantum phase configuration. We develop the analytical foundation of this phenomenon, distinguishing it from conventional capacitive charging, dissipative damping, and environmental memory effects. This theoretical formulation opens a new window into fundamental quantum transport, suggesting that phase possesses genuine dynamical inertia with profound implications for quantum mechanics and condensed matter physics.
•Aug 11, 2026•0 citations