Still Mystery after All These Years —Unconventional Superconductivity of Sr2RuO4

Y Maeno, S Yonezawa, A Ramires - … of the Physical Society of Japan, 2024 - journals.jps.jp
This review describes recent significant research developments made on the layered
perovskite Sr2RuO4 and discusses current issues from both experimental and theoretical …

Advances in complex oxide quantum materials through new approaches to molecular beam epitaxy

G Rimal, RB Comes - Journal of Physics D: Applied Physics, 2024 - iopscience.iop.org
Molecular beam epitaxy (MBE), a workhorse of the semiconductor industry, has progressed
rapidly in the last few decades in the development of novel materials. Recent developments …

Atomic scale disorder and reconstruction in bulk infinite-layer nickelates lacking superconductivity

K Hu, Q Li, D Song, Y Jia, Z Liang, S Wang… - Nature …, 2024 - nature.com
The recent discovery of superconductivity in infinite-layer nickelate films has sparked
significant interest and expanded the realm of superconductors, in which the infinite-layer …

Controllable suppression of the unconventional superconductivity in bulk and thin-film via high-energy electron irradiation

JP Ruf, HML Noad, R Grasset, L Miao, E Zhakina… - Physical Review …, 2024 - APS
In bulk Sr 2 RuO 4, the strong sensitivity of the superconducting transition temperature T c to
nonmagnetic impurities provides robust evidence for a superconducting order parameter …

[HTML][HTML] Growing clean crystals from dirty precursors: Solid-source metal-organic molecular beam epitaxy growth of superconducting Sr2RuO4 films

R Choudhary, Z Liu, J Cai, X Xu, JH Chu, B Jalan - APL Materials, 2023 - pubs.aip.org
Ultra-high purity elemental sources have long been considered a prerequisite for obtaining
low impurity concentrations in compound semiconductors in the world of molecular beam …

Atomic-scale mapping and quantification of local Ruddlesden–Popper phase variations

EE Fleck, MR Barone, HP Nair, NJ Schreiber… - Nano Letters, 2022 - ACS Publications
The Ruddlesden–Popper (A n+ 1B n O3 n+ 1) compounds are highly tunable materials
whose functional properties can be dramatically impacted by their structural phase n. The …

Room‐Temperature Possible Current‐Induced Transition in Ca2RuO4 Thin Films Grown Through Intercalation‐Like Cation Diffusion in the A2BO4 Ruddlesden …

A Fukuchi, T Katase, T Kamiya - Small Methods, 2024 - Wiley Online Library
Cation deficiency tuning is a central issue in thin‐film epitaxy of functional metal oxides, as it
is typically more difficult than anion deficiency tuning, as anions can be readily supplied from …

Ferromagnetic state with large magnetic moments realized in epitaxially strained films

R Oshima, T Hatanaka, S Nishihaya, T Nomoto… - Physical Review B, 2024 - APS
Technical advancements in oxide molecular beam epitaxy (MBE) have opened new
avenues for studying various quantum transport phenomena in correlated transition-metal …

Local magnetic response of superconducting thin films

GM Ferguson, HP Nair, NJ Schreiber, L Miao, KM Shen… - Physical Review B, 2024 - APS
We conduct local magnetic measurements on superconducting thin-film samples of Sr 2
RuO 4 using scanning superconducting quantum interference device (SQUID) …