1) New article published in Physical Review Letters:

Spinon heat transport in the three-dimensional quantum antiferromagnet _PbCuTe2O6

The sub-Kelvin heat transport of the hyperhyperkagome quantum magnet _PbCuTe2O6 exhibits a large charge-neutral fermionic contribution compatible with itinerant fractionalized excitations of a spinon Fermi surface.

Xiaochen Hong, Matthias Gillig, Abanoub R. N. Hanna, Shravani Chillal, A. T.M. Nazmul Islam, Bella Lake, Bernd Büchner, and Christian Hess

Phys. Rev. Lett. 131, 256701 (2023)

https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.131.256701