The physics of pair-density waves: cuprate superconductors and beyond

DF Agterberg, JCS Davis, SD Edkins… - Annual Review of …, 2020 - annualreviews.org
We review the physics of pair-density wave (PDW) superconductors. We begin with a
macroscopic description that emphasizes order induced by PDW states, such as charge …

Colloquium: Theory of intertwined orders in high temperature superconductors

E Fradkin, SA Kivelson, JM Tranquada - Reviews of Modern Physics, 2015 - APS
The electronic phase diagrams of many highly correlated systems, and, in particular, the
cuprate high temperature superconductors, are complex, with many different phases …

Roton pair density wave in a strong-coupling kagome superconductor

H Chen, H Yang, B Hu, Z Zhao, J Yuan, Y **ng, G Qian… - Nature, 2021 - nature.com
The transition metal kagome lattice materials host frustrated, correlated and topological
quantum states of matter,,,,,,,–. Recently, a new family of vanadium-based kagome metals …

Evidence for quantum spin liquid behaviour in single-layer 1T-TaSe2 from scanning tunnelling microscopy

W Ruan, Y Chen, S Tang, J Hwang, HZ Tsai, RL Lee… - Nature Physics, 2021 - nature.com
Two-dimensional triangular-lattice antiferromagnets are predicted under some conditions to
exhibit a quantum spin liquid ground state with no energy barrier to create emergent …

Controlling many-body states by the electric-field effect in a two-dimensional material

LJ Li, ECT O'farrell, KP Loh, G Eda, B Özyilmaz… - Nature, 2016 - nature.com
To understand the complex physics of a system with strong electron–electron interactions,
the ideal is to control and monitor its properties while tuning an external electric field applied …

Chern Fermi pocket, topological pair density wave, and charge-4e and charge-6e superconductivity in kagomé superconductors

S Zhou, Z Wang - Nature Communications, 2022 - nature.com
The recent discovery of novel charge density wave (CDW) and pair density wave (PDW) in
kagomé lattice superconductors A V3Sb5 (A= K, Rb, Cs) hints at unexpected time-reversal …

Charge-4e superconductivity and chiral metal in 45°-twisted bilayer cuprates and related bilayers

YB Liu, J Zhou, C Wu, F Yang - Nature Communications, 2023 - nature.com
The material realization of charge-4e/6e superconductivity (SC) is a big challenge. Here, we
propose to realize charge-4e SC in maximally-twisted homobilayers, such as 45∘-twisted …

Detection of a Cooper-pair density wave in Bi2Sr2CaCu2O8+x

MH Hamidian, SD Edkins, SH Joo, A Kostin, H Eisaki… - Nature, 2016 - nature.com
The quantum condensate of Cooper pairs forming a superconductor was originally
conceived as being translationally invariant. In theory, however, pairs can exist with finite …

State with spontaneously broken time-reversal symmetry above the superconducting phase transition

V Grinenko, D Weston, F Caglieris, C Wuttke, C Hess… - Nature Physics, 2021 - nature.com
The most well-known example of an ordered quantum state—superconductivity—is caused
by the formation and condensation of pairs of electrons. Fundamentally, what distinguishes …

Intertwined vestigial order in quantum materials: Nematicity and beyond

RM Fernandes, PP Orth… - Annual Review of …, 2019 - annualreviews.org
A hallmark of the phase diagrams of quantum materials is the existence of multiple
electronic ordered states, which, in many cases, are not independent competing phases, but …