The physics of quantum materials is dictated by many-body interactions and mathematical
concepts such as symmetry and topology that have transformed our understanding of matter …

Metallic delafossites are fascinating layered materials with exceptionally high electrical
conductivity and surface polarity. The high conductivity is produced by the two-dimensional …

Spin–valley locking is ubiquitous among transition metal dichalcogenides with local or
global inversion asymmetry, in turn stabilizing properties such as Ising superconductivity …

High-temperature operation of semiconductor devices is widely demanded for
switching/sensing purposes in automobiles, plants, and aerospace applications. As …

Polar surface and interface play pivotal roles for realizing exotic properties of materials, and
search for such polar states is of crucial importance for expanding materials' functionality …

Despite their highly anisotropic complex-oxidic nature, certain delafossite compounds (eg.,
PdCoO2, PtCoO2) are the most conductive oxides known, for reasons that remain poorly …

The Pd-and Pt-based ABO 2 delafossites are a unique class of layered, triangular oxides
with two-dimensional electronic structure and a large conductivity that rivals the noble …

The observation of extraordinarily high conductivity in delafossite-type PdCoO2 is of great
current interest, and there is some evidence that electrons behave like a fluid when flowing …

The interaction between spin and charge degrees of freedom offers a powerful tool to
manipulate magnetization in memories by the current induced spin–orbit torque. This novel …

In half-metallic systems, electronic conduction is mediated by a single spin species, offering
enormous potential for spintronic devices. Here, using microscopic-area angle-resolved …