Dynamical phase transition bcs model
WebMar 24, 2016 · Different people have different definitions of dynamical phase transition. At present, a widely accepted one is by Heyl et al. See their original paper Dynamical Quantum Phase Transitions in the … WebWe present a systematic study of the dynamical phase diagram of a periodically driven BCS system as a function of drive strength and frequency. Three different driving mechanism are considered and compared: oscillating density of states, oscillating pairing interaction and oscillating external paring field. We identify the locus in parameter space …
Dynamical phase transition bcs model
Did you know?
WebJan 24, 2024 · We overview the concept of dynamical phase transitions in isolated quantum systems quenched out of equilibrium. We focus on non-equilibrium transitions … WebJan 27, 2024 · The recently introduced notion of a dynamical quantum phase transition is an attempt to classify the myriad of possible phenomena which can result in such far …
WebOur BCS-type model faithfully models the measured HHS which is shown to be sensitive to all quantum critical points. Our investigation provides a strong-field investigation of a high T c superconductor and measurement of its quantum phase transitions. The method clearly shows the efficacy to identify the different quantum phases, such as the ... WebApr 12, 2024 · For device A, we cannot obtain a good fit of the model near \({T}_{c}^{\chi }\), indicating that the kink in the curves is not due to a disorder-modified BCS transition. In device B, good ...
WebMar 25, 2024 · We inspect the signatures of dynamical quantum phase transitions driven by quantum quenches acting on a correlated quantum dot embedded between superconducting and metallic reservoirs. Under stationary conditions, the proximity-induced electron pairing, competing with strong Coulomb repulsion, enforces the quantum dot to … WebMay 19, 2024 · Kashima, Y. Higher order phase transitions in the BCS model with imaginary magnetic field. preprint (2024). Kashima, Y. Superconducting phase in the …
WebApr 7, 2024 · We present a systematic study of the dynamical phase diagram of a periodically driven BCS system as a function of drive strength and frequency. Three …
WebInstitute of Physics csiとは it用語WebMay 19, 2024 · Kashima, Y. Higher order phase transitions in the BCS model with imaginary magnetic field. preprint (2024). Kashima, Y. Superconducting phase in the BCS model with imaginary magnetic field. J ... eagle island fruit and seafoodWebThe main objective of this article are two-fold. First, we introduce some general principles on phase transition dynamics, including a new dynamic transition classification scheme, and a Ginzburg-Landau theory for mode… eagle island camp okavango delta botswanaWebJan 29, 2024 · C. Rylands and V. Galitski, Dynamical Quantum Phase Transitions and Recurrences in the Non-Equilibrium BCS Model, Dynamical quantum phase … eagle is coming lyricsWebSep 26, 2024 · Numerical simulations of the continuous version of the BCS model have indicated the existence of a universal continuous phase transition at a critical value p = p c with mean field exponents ν = 2.00 (1) for the correlation length, β = 0.50 (1) for the order parameter and γ = 1.00 (1) for the order parameter fluctuation (susceptibility). csj 12 by 24WebHere we adopt the real time variable in place of the temperature times the imaginary magnetic field by considering its relevance within contemporary physics of dynamical … eagle is in what countyWebNov 25, 2024 · We propose to simulate dynamical phases of a BCS superconductor using an ensemble of cold atoms trapped in an optical cavity. Effective Cooper pairs are … eagle island eagle id