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Confinement prohibits isolation of color charges, e.g., quarks, in nature via a process called string breaking: the separation of two charges results in an increase in the energy of a color flux, visualized as a string, connecting those…

We consider the dynamics in the one-dimensional quantum Ising model in which each spin coherently interacts with its phononic mode. The model is motivated by quantum simulators based on Rydberg atoms in tweezers or trapped ions. The…

Quantum Physics · Physics 2025-07-29 Arindam Mallick , Maciej Lewenstein , Jakub Zakrzewski , Marcin Płodzień

Spontaneous particle-pair formation is a fundamental phenomenon in nature. It can, for example, appear when the potential energy between two particles increases with separation, as if they were connected by a tense string. Beyond a critical…

String breaking is one of the most representative non-perturbative dynamics processes in confinement theory, typically associated with the creation of particle-antiparticle pairs. In this paper, we take a one-dimensional Rydberg atomic…

The fission of a string connecting two charges is an astounding phenomenon in confining gauge theories. The dynamics of this process have been studied intensively in recent years, with plenty of numerical results yielding a dichotomy: the…

Strongly Correlated Electrons · Physics 2023-12-11 Roberto Verdel , Guo-Yi Zhu , Markus Heyl

String breaking is a fundamental concept in gauge theories, describing the decay of a flux string connecting two charges through the production of particle-antiparticle pairs. This phenomenon is particularly important in particle physics,…

Quantum Gases · Physics 2024-11-26 Ying Liu , Wei-Yong Zhang , Zi-Hang Zhu , Ming-Gen He , Zhen-Sheng Yuan , Jian-Wei Pan

We study the real-time dynamics of string breaking in quantum electrodynamics in one spatial dimension. A two-stage process with a clear separation of time and energy scales for the fermion--antifermion pair creation and subsequent charge…

High Energy Physics - Phenomenology · Physics 2013-11-20 Florian Hebenstreit , Jürgen Berges , Daniil Gelfand

Confinement and string breaking are two fundamental phenomena in gauge theories. Signatures of both are currently pursued in quantum-simulator experiments, opening a new angle on strongly interacting dynamics of gauge fields out of…

Quantum Gases · Physics 2026-02-27 Yaohua Li , Devendra Singh Bhakuni , Yong-Chun Liu , Marcello Dalmonte

With the advent of advanced quantum processors capable of probing lattice gauge theories (LGTs) in higher spatial dimensions, it is crucial to understand string dynamics in such models to guide upcoming experiments and to make connections…

High Energy Physics - Lattice · Physics 2025-07-03 Kaidi Xu , Umberto Borla , Sergej Moroz , Jad C. Halimeh

String breaking is an intriguing phenomenon crucial to the understanding of lattice gauge theories (LGTs), with strong relevance to both condensed matter and high-energy physics (HEP). Recent experiments investigating string breaking in…

Quantum Physics · Physics 2025-01-31 Umberto Borla , Jesse J. Osborne , Sergej Moroz , Jad C. Halimeh

At the heart of quark confinement and hadronization, the physics of flux strings has recently become a focal point in the field of quantum simulation of high-energy physics (HEP). Despite considerable progress, a detailed understanding of…

High Energy Physics - Lattice · Physics 2026-01-23 Jiahao Cao , Rohan Joshi , Yizhuo Tian , N. S. Srivatsa , Jad C. Halimeh

Lattice gauge theories (LGTs) describe a broad range of phenomena in condensed matter and particle physics. A prominent example is confinement, responsible for bounding quarks inside hadrons such as protons or neutrons. When quark-antiquark…

The normal confining phase of gauge theories is characterised by the condensation of magnetic monopoles and center vortices. Sometimes in coupled gauge system one finds another phase with simultaneous condensation of electric and magnetic…

High Energy Physics - Lattice · Physics 2007-05-23 Ferdinando Gliozzi , Antonio Rago

String breaking, the process by which flux tubes fragment into hadronic states, is a hallmark of confinement in strongly-interacting quantum field theories. A suite of quantum complexity measures is examined using Matrix Product States to…

High Energy Physics - Phenomenology · Physics 2026-04-15 Sebastian Grieninger , Martin J. Savage , Nikita A. Zemlevskiy

We study the potential of a static quark anti-quark pair in the confinement ``phase'' of the SU(2) Higgs model. Around separation r_b, the confining string of the gauge field breaks by formation of a dynamical pair of light quarks. The…

High Energy Physics - Lattice · Physics 2009-10-31 F. Knechtli , R. Sommer

We investigate static and dynamical aspects of string breaking in a $Z_2$ lattice gauge theory coupled to Kogut-Susskind staggered fermions. Using Tensor Network simulations, we demonstrate that the static potential as well as the…

High Energy Physics - Lattice · Physics 2025-04-21 Constantia Alexandrou , Andreas Athenodorou , Kostas Blekos , Georgios Polykratis , Stefan Kühn

Breaking of an atomic chain under stress is a collective many-particle tunneling phenomenon. We study classical dynamics in imaginary time by using conformal mapping technique, and derive an analytic formula for the probability of breaking.…

Condensed Matter · Physics 2008-04-12 L. S. Levitov , A. V. Shytov , A. Yu. Yakovets

String breaking is at the core of hadronization models of relevance to particle colliders. Yet, studies of string-breaking dynamics rooted in quantum chromodynamics remain fundamentally challenging. Tensor networks enable sign-problem-free…

Compact lattice Quantum Electrodynamics is a complex quantum field theory with dynamical gauge and matter fields and it has similarities with Quantum Chromodynamics, in particular asymptotic freedom and confinement. We consider a…

High Energy Physics - Lattice · Physics 2024-12-11 Arianna Crippa , Karl Jansen , Enrico Rinaldi

The separation of a heavy quark and antiquark pair leads to the formation of a tube of flux, or string, which should break in the presence of light quark-antiquark pairs. This expected zero temperature phenomenon has proven elusive in…

High Energy Physics - Lattice · Physics 2008-11-26 Carleton DeTar , Olaf Kaczmarek , Frithjof Karsch , Edwin Laermann
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