Hlubek, N.; Zotos, X.; SINGH, S.; Saint-Martin, R.; Revcolevschi, A.; Buechner, B.; Hess, C.
(IOP Publishing, 2012-03)
We have investigated the thermal conductivity κmag of high-purity single crystals of the spin chain compound Sr2CuO3, which is considered an excellent realization of the one-dimensional spin-1/2 antiferromagnetic Heisenberg ...