The synthesis and structure of TlSr2NiO4 +δ
Abstract
TlSr2NiO4 +δ has been synthesised by reaction of Tl2O3 and Sr2Ni2O5 in a sealed gold tube at 950 °C. The compound is isostructural with the orthorhombic form of TlSr2CuO4 +δ with alternating TlO and oxygen-deficient (NiO)2 –x layers.