Charge ordering in superconducting copper oxides

A Frano, S Blanco-Canosa, B Keimer… - Journal of Physics …, 2020 - iopscience.iop.org
Charge order has recently been identified as a leading competitor of high-temperature
superconductivity in moderately doped cuprates. We provide a survey of universal and …

Direct observation of full-gap superconductivity and pseudogap in two-dimensional fullerides

MQ Ren, S Han, SZ Wang, JQ Fan, CL Song, XC Ma… - Physical Review Letters, 2020 - APS
Alkali-fulleride superconductors with a maximum critical temperature T c∼ 40 K exhibit a
similar electronic phase diagram to that of unconventional high-T c superconductors. Here …

Orbital-selective time-domain signature of nematicity dynamics in the charge-density-wave phase of La1.65Eu0.2Sr0.15CuO4

M Bluschke, NK Gupta, H Jang, AA Husain… - Proceedings of the …, 2024 - pnas.org
Understanding the interplay between charge, nematic, and structural ordering tendencies in
cuprate superconductors is critical to unraveling their complex phase diagram. Using pump …

Tuning of charge order by uniaxial stress in a cuprate superconductor

L Thomarat, F Elson, E Nocerino, D Das… - Communications …, 2024 - nature.com
Strongly correlated electron materials are often characterized by competition and interplay of
multiple quantum states. For example, in high-temperature cuprate superconductors …

Magnetic field dependence of the copper charge density wave order in a YBa 2 Cu 3 O 7/Nd 0.65 (Ca 0.7 Sr 0.3) 0.35 MnO 3 superlattice

R Gaina, S Sarkar, M Soulier, J Khmaladze, E Perret… - Physical Review B, 2021 - APS
For a YBa 2 Cu 3 O 7/Nd 0.65 (Ca 0.7 Sr 0.3) 0.35 MnO 3 (YBCO/NCSMO) superlattice, we
studied with resonant elastic x-ray scattering (REXS) at the Cu L 3 edge how the copper …

Experimental determination of superexchange energy from two-hole spectra

G Levy, M Yaari, TZ Regier, A Keren - arxiv preprint arxiv:2107.09181, 2021 - arxiv.org
We follow the evolution of Copper and Oxygen two-hole excitations, in optimally doped (Ca
$ _ {x} $ La $ _ {1-x} $)(Ba $ _ {1.75-x} $ La $ _ {0.25+ x} $) Cu $ _ {3} $ O $ _ {y} $ for $ x …

Minimal model of charge and pairing density waves in x-ray scattering experiments

D Dentelski, EG Dalla Torre - Physical Review Research, 2020 - APS
Competing density waves play an important role in the mystery of high-temperature cuprate
superconductors. In spite of the large amount of experimental evidence, the fundamental …

Imprint of charge and oxygen orders on Dy ions in thin films probed by resonant x-ray scattering

D Betto, M Bluschke, D Putzky, E Schierle, A Amorese… - Physical Review B, 2020 - APS
We used resonant x-ray scattering at the Cu L 3 and Dy M 5 edges to investigate charge
order in thin films of underdoped DyBa 2 Cu 3 O 6+ x (DyBCO) epitaxially grown on NdGaO …

Search for Q ∼ 0 Order near a Forbidden Bragg Position in Bi2.1Sr1.9CaCu2O8+x with Resonant Soft X-ray Scattering

X Guo, S Lee, TA Johnson, J Chen… - Journal of the Physical …, 2021 - journals.jps.jp
Identifying what broken symmetries are present in the cuprates has become a major area of
research. Many authors have reported evidence for so-called “Q∼ 0” order that involves …

Paring density waves as the origin of a ring-like RIXS profile in Bi2Sr2CaCu2O8+ δ

D Dentelski, EG Dalla Torre - Journal of Physics Communications, 2021 - iopscience.iop.org
Density modulations in cuprates are widely believed to be a signature of a charge-density-
wave (CDW) order that competes with superconductivity. Recently, we used a weak …