Deconfined quantum critical points: a review

T Senthil - 50 Years of the Renormalization Group: Dedicated to …, 2024 - World Scientific
Continuous phase transitions in equilibrium statistical mechanics were successfully
described 50 years ago with the development of the renormalization group framework. This …

SO (5) Deconfined Phase Transition under the Fuzzy-Sphere Microscope: Approximate Conformal Symmetry, Pseudo-Criticality, and Operator Spectrum

Z Zhou, L Hu, W Zhu, YC He - Physical Review X, 2024 - APS
The deconfined quantum critical point (DQCP) is an example of phase transitions beyond
the Landau symmetry-breaking paradigm that attracts wide interest. However, its nature has …

Proximate deconfined quantum critical point in SrCu2(BO3)2

Y Cui, L Liu, H Lin, KH Wu, W Hong, X Liu, C Li, Z Hu… - Science, 2023 - science.org
The deconfined quantum critical point (DQCP) represents a paradigm shift in quantum
matter studies, presenting a “beyond Landau” scenario for order-order transitions. Its …

Disorder operator and Rényi entanglement entropy of symmetric mass generation

ZH Liu, Y Da Liao, G Pan, M Song, J Zhao, W Jiang… - Physical Review Letters, 2024 - APS
The “symmetric mass generation”(SMG) quantum phase transition discovered in recent
years has attracted great interest from both condensed matter and high energy theory …

Scaling of entanglement entropy at deconfined quantum criticality

J Zhao, YC Wang, Z Yan, M Cheng, ZY Meng - Physical Review Letters, 2022 - APS
We develop a nonequilibrium increment method to compute the Rényi entanglement
entropy and investigate its scaling behavior at the deconfined critical (DQC) point via large …

Bootstrapping deconfined quantum tricriticality

SM Chester, N Su - Physical Review Letters, 2024 - APS
The paradigmatic example of deconfined quantum criticality is the Neel to valence bond
solid phase transition. The continuum description of this transition is the N= 2 case of the …

Fermion disorder operator at gross-neveu and deconfined quantum criticalities

ZH Liu, W Jiang, BB Chen, J Rong, M Cheng, K Sun… - Physical Review Letters, 2023 - APS
The fermion disorder operator has been shown to reveal the entanglement information in 1D
Luttinger liquids and 2D free and interacting Fermi and non-Fermi liquids emerging at …

Emergence of gapless quantum spin liquid from deconfined quantum critical point

WY Liu, J Hasik, SS Gong, D Poilblanc, WQ Chen… - Physical Review X, 2022 - APS
Quantum spin liquids (QSLs) as novel phases of matter with long-range entanglement and
deconfined quantum critical points (DQCPs) as descriptions for unconventional phase …

Deconfined quantum criticality lost

M Song, J Zhao, M Cheng, C Xu, MM Scherer… - arXiv preprint arXiv …, 2023 - arxiv.org
Over the past two decades, the enigma of the deconfined quantum critical point (DQCP) has
attracted broad attention across the condensed matter, quantum field theory, and high …

Phases of SO(5) Nonlinear Sigma Model with a Topological Term on a Sphere: Multicritical Point and Disorder Phase

BB Chen, X Zhang, Y Wang, K Sun, ZY Meng - Physical Review Letters, 2024 - APS
Novel critical phenomena beyond the Landau-Ginzburg-Wilson paradigm have been long
sought after. Among many candidate scenarios, the deconfined quantum critical point …