Quantum-critical spin dynamics in a Tomonaga-Luttinger liquid studied with muon-spin relaxation
We demonstrate that quantum-critical spin dynamics can be probed in high magnetic fields using muon-spin relaxation (μ+SR). Our model system is the strong-leg spin ladder bis(2,3-dimethylpyridinium) tetrabromocuprate (DIMPY). In the gapless Tomonaga-Luttinger liquid phase we observe finite-temperatu...
Main Authors: | , , , , , , , , , |
---|---|
Formato: | Journal article |
Publicado em: |
American Physical Society
2017
|