Even odder after twenty-three years: the superconducting order parameter puzzle of Sr2RuO4

AP Mackenzie, T Scaffidi, CW Hicks, Y Maeno - npj Quantum Materials, 2017 - nature.com
In this short review, we aim to provide a topical update on the status of efforts to understand
the superconductivity of Sr2RuO4. We concentrate on efforts to identify a superconducting …

[HTML][HTML] Towards oxide electronics: a roadmap

M Coll, J Fontcuberta, M Althammer, M Bibes… - Applied surface …, 2019 - Elsevier
At the end of a rush lasting over half a century, in which CMOS technology has been
experiencing a constant and breathtaking increase of device speed and density, Moore's …

Strong peak in Tc of Sr2RuO4 under uniaxial pressure

A Steppke, L Zhao, ME Barber, T Scaffidi… - Science, 2017 - science.org
INTRODUCTION A central challenge of modern condensed matter physics is to understand
the range of possible collective states formed by assemblies of strongly interacting electrons …

Direct observation of a uniaxial stress-driven Lifshitz transition in Sr2RuO4

V Sunko, E Abarca Morales, I Marković… - npj Quantum …, 2019 - nature.com
Pressure represents a clean tuning parameter for traversing the complex phase diagrams of
interacting electron systems, and as such has proved of key importance in the study of …

High-sensitivity heat-capacity measurements on Sr2RuO4 under uniaxial pressure

YS Li, N Kikugawa, DA Sokolov, F Jerzembeck… - Proceedings of the …, 2021 - pnas.org
A key question regarding the unconventional superconductivity of S r 2 R u O 4 remains
whether the order parameter is single-or two-component. Under a hypothesis of two …

The superconductivity of Sr2RuO4 under c-axis uniaxial stress

F Jerzembeck, HS Røising, A Steppke… - Nature …, 2022 - nature.com
Applying in-plane uniaxial pressure to strongly correlated low-dimensional systems has
been shown to tune the electronic structure dramatically. For example, the unconventional …

Theory of strain-induced magnetic order and splitting of and in

AT Rømer, A Kreisel, MA Müller, PJ Hirschfeld… - Physical Review B, 2020 - APS
The internal structure of the superconducting state in Sr 2 Ru O 4 remains elusive at present,
and exhibits evidence for time-reversal symmetry breaking. Recent muon spin relaxation …

[HTML][HTML] Demystifying the growth of superconducting Sr2RuO4 thin films

HP Nair, JP Ruf, NJ Schreiber, L Miao, ML Grandon… - APL Materials, 2018 - pubs.aip.org
We report the growth of superconducting Sr 2 RuO 4 thin films by molecular-beam epitaxy
on (110) NdGaO 3 substrates with transition temperatures of up to 1.8 K. We calculate and …

Multiband mean-field theory of the superconductivity scenario in

AC Yuan, E Berg, SA Kivelson - Physical Review B, 2023 - APS
Many seemingly contradictory experimental findings concerning the superconducting state
in Sr 2 RuO 4 can be accounted for on the basis of a conjectured accidental degeneracy …

Atomically Precise Lateral Modulation of a Two-Dimensional Electron Liquid in Anatase TiO2 Thin Films

Z Wang, Z Zhong, S McKeown Walker, Z Ristic… - Nano …, 2017 - ACS Publications
Engineering the electronic band structure of two-dimensional electron liquids (2DELs)
confined at the surface or interface of transition metal oxides is key to unlocking their full …