Showing 1 - 20 results of 138 for search '"quantum phases"', query time: 0.09s Refine Results
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    Noise robust detection of quantum phase transitions by Kevin Lively, Tim Bode, Jochen Szangolies, Jian-Xin Zhu, Benedikt Fauseweh

    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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    Article
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    Quantum reservoir probing of quantum phase transitions by Kaito Kobayashi, Yukitoshi Motome

    Published 2025-04-01
    “…Abstract Quantum phase transitions are highly remarkable phenomena manifesting in quantum many-body systems. …”
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    Article
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    Experimental consequences of disorder at an antiferromagnetic quantum phase transition by S. L. Armstrong, D. M. Silevitch, T. F. Rosenbaum

    Published 2025-03-01
    “…Here, we investigate the field-driven quantum phase transition in the antiferromagnet LiErF4. …”
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    Article
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    Anisotropy-driven topological quantum phase transition in magnetic impurities by G G Blesio, L O Manuel, A A Aligia

    Published 2024-01-01
    Subjects: “…topological quantum phase transition…”
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    Article
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    Calculating response functions of coupled oscillators using quantum phase estimation by Sven Danz, Mario Berta, Stefan Schröder, Pascal Kienast, Frank K. Wilhelm, Alessandro Ciani

    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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    Article
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    Dynamical quantum phase transition and thermal equilibrium in the lattice Thirring model by Mari Carmen Bañuls, Krzysztof Cichy, Hao-Ti Hung, Ying-Jer Kao, C.-J. David Lin, Amit Singh

    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 by Chenfeng Cao, Filippo Maria Gambetta, Ashley Montanaro, Raul A. Santos

    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 by Mohamad Ali Marashli, Ho Lai Henry Lam, Hamam Mokayed, Fredrik Sandin, Marcus Liwicki, Ho-Kin Tang, Wing Chi Yu

    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 by Yan-Chao Li, Yuan-Hang Zhou, Yuan Zhang, Hai-Qing Lin

    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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    Anomaly in Open Quantum Systems and its Implications on Mixed-State Quantum Phases by Zijian Wang, Linhao Li

    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 by Haiting Zhang, Kunkun Wang, Lei Xiao, Peng Xue

    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 by Jun-Qing Cheng, Zhi-Yao Ning, Han-Qing Wu, Dao-Xin Yao

    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 by Matthew T. Wheeler, Hayder Salman, Magnus O. Borgh

    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 by M. Ghapanvari, M. Sayedi, M. A. Jafarizadeh, N. Amiri

    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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    Article