High-pressure spin shifts in the pseudogap regime of superconducting YBa2Cu4O8 as revealed by 17O NMR

Thomas Meissner, Swee K. Goh, Jürgen Haase +2

A new NMR anvil cell design is used for measuring the influence of high pressure on the electronic properties of the high-temperature superconductor YBa${}_2$Cu${}_4$O${}_8$ above the su…