There is a long-running effort to find a material with a spin liquid ground state, but existing experimental probes have not given definitive evidence. Now, imp

There is a long-running effort to find a material with a spin liquid ground state, but existing experimental probes have not given definitive evidence. Now, impurity spins have been used as probes of the putative spin liquid phase of herbertsmithite. [↧](https://t.co/2SXMf…