Quantum cluster kink and ring frustration

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August undefined, 2024

WebJul 21, 2024 · In this paper, we work on the pure and mixed cluster models with periodic boundary condition. The first purpose is to establish the concept of quantum cluster kink. … Webe ect of ring frustration [27{33]. The paper is organized as follows. In Sec.II, we estab-lish the concept and picture of quantum cluster kink in an exact manner basing on the pure …

Vanja Marić - INSPIRE

WebIn this paper, we work on the pure and mixed cluster models with periodic boundary condition. The first purpose is to establish the concept of quantum cluster kink. WebMay 8, 2024 · The body of this article is organized as follows: It starts with a micro-review of quantum criticality in section 2, followed by two sections on magnetic insulators: section 3 summarizes the main theoretical concepts of frustrated magnetism in insulators, including spin liquids, valence-bond solids, and order-by-disorder phenomena. Section 4 then turns … barbara zoratti

Ring-frustrated non-Hermitian XY model - ScienceDirect

WebWhat is your opinion on publication speed in scholarly communication? Let the CERN Scientific Information Service know through this short survey. WebHere, the authors show that the entanglement spectrum -- a fingerprint of the quantum many-body wave function -- of strongly correlated fermionic systems can be evaluated almost exactly by density embedding theory. An accurate entanglement spectrum guarantees the accuracy of the local density matrix or the physical properties, and their … WebJul 21, 2024 · Cluster kinks deriving from different sources can coexist, compete with each other, and lead to quantum phase transitions. The second purpose is to elucidate that the … barbara zours

Impurity-driven transitions in frustrated quantum Ising rings.

Quaternary Jordan-Wigner mapping and topological extended-kink …

WebMar 18, 2024 · We study the quantum phase transition driven by a point impurity in a chain seamed with ring frustration. With strong coupling and light impurity, the system is in a … WebThe Method of Quantum Clustering David Horn and Assaf Gottlieb School of Physics and Astronomy Raymond and Beverly Sackler Faculty of Exact Sciences Tel Aviv University, Tel Aviv 69978, Israel Abstract We propose a novel clustering method that is an extension of ideas inher-ent to scale-space clustering and support-vector clustering. Like the lat- barbara zoroWebSep 2, 2024 · We study the quantum phase transitions driven by a point impurity in a chain seamed with ring frustration. Rich phases and quantum phase transitions are uncovered … barbara zorn demmin

"WebJul 21, 2024 · Quantum cluster kink and ring frustration. Zhen-Yu Zheng, Han-Chuan Kou, Pengfei Li. Published 21 July 2024. Physics. In this paper, we work on the pure and mixed … " - Quantum cluster kink and ring frustration

Quantum cluster kink and ring frustration

[PDF] Entanglement spectrum as a marker for phase transitions in …

WebOn a ring, a single Jordan-Wigner transformation between the Kitaev model and the spin model suffers redundant degrees of freedom. However, we can establish an exact quaternary Jordan-Wigner mapping involving two Kitaev rings and two spin rings with periodic or antiperiodic boundary conditions. This mapping allows us to demonstrate … WebWe study the quantum phase transition driven by a point impurity in a chain seamed with ring frustration. ... the system is in a topological extended-kink (TEK) ... With strong …

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WebDec 1, 2024 · Quantum phase transition induced by topological frustration. Vanja Marić, Salvatore Marco Giampaolo &. Fabio Franchini. Communications Physics 3, Article number: 220 ( 2024 ) Cite this article ... WebThis work establishes the concept of nonlocality in a many-body system in the thermodynamic limit by calculating the nonlocal factors embedded in the factorizable …

WebApr 16, 2024 · The ring frustration is a type of geometrical frustration caused by the impossibility of accommodating the staggered spin configuration on a closed spin chain with odd number of sites. Because of this frustration, the low energy spin configuration always contains a kink like structure, which give rise to a gapless excitation in the anti … WebApr 1, 2024 · Math. 701 2015, 77–126, D. Hernandez and H. Oya, Quantum Grothendieck ring isomorphisms, cluster algebras and Kazhdan–Lusztig algorithm, Adv. Math. 347 2024, 192–272] to all 𝔤 in a unified way, that is, isomorphisms between subalgebras of the quantum group of 𝗀 and subalgebras of the quantum Grothendieck ring of 𝒞 𝔤.

WebThe results are obtained considering the defect only along the x direction (δy = 0). An antiferromagnetic defect yields an incommensurate AFM order, while a ferromagnetic one gives standard AFM order in the bulk (see text for discussion). - "Effects of defects in the XY chain with frustrated boundary conditions" WebThe quantum phase transition driven by a point impurity in a chain seamed with ring frustration, which induces antiferromagnetic order in the bulk and entangled spin …

WebJan 22, 2024 · An unusual correlation function was conjectured by Campostrini et al. [Phys. Rev. E 91, 042123 (2015)] for the ground state of a transverse Ising chain with geometrical frustration. Later, we provided a rigorous proof for it and demonstrated its nonlocal nature based on an evaluation of a Toeplitz determinant in the thermodynamic limit [J. Stat. …

WebMar 27, 2024 · Download Citation Ring frustration and factorizable correlation functions of critical spin rings Tackling the critical transverse Ising ring with or without ring … barbara zrnecWeblish the concept and picture of quantum cluster kink in an exact manner basing on the pure cluster Hamiltonian. Two types of kinks are introduced. The useful quantities, cluster kink … barbara zubek replicaWebOct 6, 2005 · This article reviews quantum cluster theories, a set of approximations for infinite lattice models which treat correlations within the cluster explicitly, and correlations at longer length scales either perturbatively or within a mean-field approximation. These methods become exact when the cluster size diverges, and most recover the … barbara zornigWebthe quantum ﬂuctuations disturbing the classical Ising ring H0(c) with GRF. It is equivalent to the simple classical antiferromagnetic Ising chain with GRF. Its solutions can be categorized as one-kink states, three-kink states, etc. The 2N one-kink states serve as the degenerate ground states. There is a big gap of magnitude 4Uto the upper ... barbara zornWebDec 18, 2024 · On a ring, a single Jordan-Wigner transformation between the Kitaev model and the spin model suffers redundant degrees of freedom. However, we can establish an exact quaternary Jordan-Wigner mapping involving two Kitaev rings and two spin rings with periodic or antiperiodic boundary conditions. This mapping allows us to demonstrate … barbara zorgWebApr 4, 2024 · Quantum cluster kink and ring frustration #2. Zhen-Yu Zheng, Han-Chuan Kou, Peng Li (Jul 21, 2024) e-Print: 2107.09935 [cond-mat.str-el] pdf cite claim. reference search 0 citations. Impurity-driven transitions in frustrated quantum Ising rings #3. Han-Chuan Kou ... and topological extended-kink phase in the interacting Kitaev ring ... barbara zuidemaWebQuantum cluster kink and ring frustration. Preprint. Full-text available. Jul 2024; Zhen-Yu Zheng; Han-Chuan Kou; Peng Li; In this paper, we work on the pure and mixed cluster … barbara zuck