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Dynamical quantum phase transitions on random networks
Published 2025-01-01Subjects: Get full text
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Noise robust detection of quantum phase transitions
Published 2024-12-01“…This work shows promising potential for near-term application to identifying quantum phase transitions, including avoided crossings and nonadiabatic conical intersections in electronic structure calculations.…”
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Quantum reservoir probing of quantum phase transitions
Published 2025-04-01“…Abstract Quantum phase transitions are highly remarkable phenomena manifesting in quantum many-body systems. …”
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Experimental consequences of disorder at an antiferromagnetic quantum phase transition
Published 2025-03-01“…Here, we investigate the field-driven quantum phase transition in the antiferromagnet LiErF4. …”
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Intertwined quantum phase transitions in odd-mass Nb isotopes
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Anisotropy-driven topological quantum phase transition in magnetic impurities
Published 2024-01-01Subjects: “…topological quantum phase transition…”
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Quantum phase transitions in many-dipole light-matter systems
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Voltage-tunable spin resonance in quantum phase-separated material
Published 2025-04-01Get full text
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Calculating response functions of coupled oscillators using quantum phase estimation
Published 2025-06-01“…The functional form of these response functions can be mapped to a corresponding eigenproblem of a Hermitian matrix H, thus suggesting the use of quantum phase estimation. Our proposed quantum algorithm operates in the standard s-sparse, oracle-based query access model. …”
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Dynamical quantum phase transition and thermal equilibrium in the lattice Thirring model
Published 2025-05-01“…Although the presence of a dynamical quantum phase transition in the model does not correspond to quenches across the critical line of the equilibrium phase diagram at zero temperature, we identify a threshold in the energy density of the initial state, necessary for a dynamical quantum phase transition to be present. …”
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Unveiling quantum phase transitions from traps in variational quantum algorithms
Published 2025-06-01“…Abstract Understanding quantum phase transitions in physical systems is fundamental to characterize their behavior at low temperatures. …”
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Identifying quantum phase transitions with minimal prior knowledge by unsupervised learning
Published 2025-03-01“…In this work, we proposed a novel approach for identifying quantum phase transitions in one-dimensional quantum many-body systems using AutoEncoder (AE), an unsupervised machine learning technique, with minimal prior knowledge. …”
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Low lying excited states quantum entanglement and continuous quantum phase transitions
Published 2025-02-01“…Abstract From the perspective of entanglement in low-lying excited states, a profound analysis was carried out regarding the quantum phase transitions within three models that fall outside the Landau-Ginzburg-Wilson (LGW) paradigm. …”
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Exact Quantum Algorithms for Quantum Phase Recognition: Renormalization Group and Error Correction
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Anomaly in Open Quantum Systems and its Implications on Mixed-State Quantum Phases
Published 2025-03-01“…To illustrate the power of anomalies in open quantum systems, we generally prove that anomaly must lead to nontrivial mixed-state quantum phases as long as the weak symmetry is imposed. …”
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Self-normal and biorthogonal dynamical quantum phase transitions in non-Hermitian quantum walks
Published 2025-07-01“…Abstract Dynamical quantum phase transitions (DQPTs), characterized by non-analytic behavior in rate function and abrupt changes in dynamic topological order parameters (DTOPs) over time, have garnered enormous attention in recent decades. …”
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Quantum phase transition and composite excitations of antiferromagnetic spin trimer chains in a magnetic field
Published 2024-11-01“…Abstract Motivated by recent advancements in theoretical and experimental studies of the high-energy excitations on an antiferromagnetic trimer chain, we numerically investigate the quantum phase transition and composite dynamics in this system by applying a magnetic field. …”
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Dynamics of a nonequilibrium discontinuous quantum phase transition in a spinor Bose–Einstein condensate
Published 2025-04-01“…Abstract Symmetry-breaking quantum phase transitions lead to the production of topological defects or domain walls in a wide range of physical systems. …”
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Quantum phase transition in the Casten pyramid using entanglement entropy in the semi-classical approximation of IBM-2
Published 2025-07-01“…Abstract In this research, the quantum phase transition (QPT) in the Casten pyramid has been investigated using entanglement entropy. …”
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