Low-temperature thermal conductivity of the substrate material YAlO3 and its unconventional sister compound YbAlO3

Parisa Mokhtari, Ulrike Stockert, Stanislav E. Nikitin +3

We present thermal conductivity data on single crystals of YAlO3 and YbAlO3 for temperatures between 2 K and 300 K and the heat current along b and c. Both materials are very good…