Results 31 to 40 of about 60,447 (263)

Geometric entanglement in the Laughlin wave function

open access: yesNew Journal of Physics, 2017
We study numerically the geometric entanglement in the Laughlin wave function, which is of great importance in condensed matter physics. The Slater determinant having the largest overlap with the Laughlin wave function is constructed by an iterative ...
Jiang-Min Zhang, Yu Liu
doaj   +1 more source

Slow-Goldstone mode generated by order from quantum disorder and its experimental detection

open access: yesJournal of High Energy Physics, 2021
The order from quantum disorders (OFQD) phenomenon is well-known and ubiquitous in particle physics and frustrated magnetic systems. Typically, OFQD transfers a spurious Goldstone mode into a pseudo-Goldstone mode with a tiny gap.
Fadi Sun, Jinwu Ye
doaj   +1 more source

Entanglement entropy through conformal interfaces in the 2D Ising model [PDF]

open access: yes, 2015
We consider the entanglement entropy for the 2D Ising model at the conformal fixed point in the presence of interfaces. More precisely, we investigate the situation where the two subsystems are separated by a defect line that preserves conformal ...
Brehm, Enrico M., Brunner, Ilka
core   +2 more sources

The Cardy-Verlinde formula and entropy of Topological Reissner-Nordstr\"om black holes in de Sitter spaces [PDF]

open access: yes, 2002
In this paper we discuss the question of whether the entropy of cosmological horizon in Topological Reissner-Nordstr\"om- de Sitter spaces can be described by the Cardy-Verlinde formula, which is supposed to be an entropy formula of conformal field ...
Cai R. G.   +4 more
core   +2 more sources

Network comparison via encoding, decoding, and causality

open access: yesPhysical Review Research, 2023
Quantifying the relations (e.g., similarity) between complex networks paves the way for studying the latent information shared across networks. However, fundamental relation metrics are not well-defined between networks.
Yang Tian   +4 more
doaj   +1 more source

Soft Condensed Matter Physics

open access: yes, 1996
Soft condensed matter physics is the study of materials, such as fluids, liquid crystals, polymers, colloids, and emulsions, that are ``soft" to the touch.
Ackerson   +80 more
core   +1 more source

Entanglement Entropy of U(1) Quantum Spin Liquids [PDF]

open access: yes, 2016
We here investigate the entanglement structure of the ground state of a (3+1)-dimensional U(1) quantum spin liquid, which is described by the deconfined phase of a compact U(1) gauge theory. A gapless photon is the only low-energy excitation, with matter
Pretko, Michael, Senthil, T.
core   +2 more sources

On the Energy Issue for a Class of Modified Higher Order Gravity Black Hole Solutions

open access: yes, 2011
In the case of a large class of static spherically symmetric black hole solutions in higher order modified gravity models, an expression for the associated energy is proposed and identified as a quantity proportional to the constant of integration, which
Cognola, Guido   +3 more
core   +1 more source

Developing the tube theory for polymer knots

open access: yesPhysical Review Research, 2020
Entanglements make polymers fundamentally different from other molecules and thus are a major theme in polymer physics research. Interchain entanglements have been extensively investigated in past decades, while intrachain entanglements, often appearing ...
Liang Dai
doaj   +1 more source

Maxwell Theory on a Compact Manifold as a Topologically Ordered System

open access: yes, 2013
We study novel type of contributions to the entropy of the Maxwell system defined on a compact manifold such as torus. These new terms are not related to the physical propagating photons. Rather, these novel contributions emerge as a result of tunnelling
Zhitnitsky, Ariel R.
core   +1 more source

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