Anisotropic phonon conduction and lattice distortions in CMR-type bilayer manganite (La${}_{1-z}$Pr${}_z$)${}_{1.2}$Sr${}_{1.8}$Mn${}_2$O${}_7$ (z=0,0.2,0.4 and 0.6) single crystals

M. Matsukawa, M. Narita

We have undertaken a systematic study of thermal conductivity as a function of temperature and magnetic field of single crystals of the compound (La${}_{1-z}$Pr${}_z$)${}_{1.2}$Sr$_{1.…