## 2020 [Entering the Nickel Age of Superconductivity](https://physics.aps.org/articles/v13/85)

[2019](https://www.nature.com/articles/s41586-019-1496-5)

## compare with https://en.wikipedia.org/wiki/Cuprate_superconductor

2019 [Linear in Temperature Resistivity and Associated Mysteries](https://arxiv.org/abs/1908.05686) Chandra M. Varma