Ln28Ti2O7 (Ln = La, Nd, Sm, Gd): a novel series of defective Ruddlesden–Popper phases formed by topotactic dehydration of HLnTiO4

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Thangadurai, V; Subbanna, GN; Gopalakrishnan, J;
  • Publisher: The Royal Society
  • Subject: Materials Research Centre | Solid State & Structural Chemistry Unit

Topotactic dehydration of HLnTiO4 (Ln = La, Nd, Sm or Gd) around 480–500 °C yields a new series of metastable layered perovskite oxides, Ln28Ti2O7, that possess a defective Sr3Ti2O7 structure, where the cubooctahedral sites within the double-perovskite layers are most l... View more
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