Lu<sub>2</sub>SiO<sub>5</sub>by single-crystal X-ray and neutron diffraction
Torbjörn GustafssonMaterials Chemistry, Angström Laboratory, Uppsala University, Box 538, SE-751 21 Uppsala, Sweden. [email protected]M. KlintenbergLawrence Berkeley National Laboratory, One Cyclotron Road, University of California, Berkeley, California 94720, USAStephen E. DerenzoLawrence Berkeley National Laboratory, One Cyclotron Road, University of California, Berkeley, California 94720, USAM. WeberLawrence Berkeley National Laboratory, One Cyclotron Road, University of California, Berkeley, California 94720, USAJ. O. ThomasMaterials Chemistry, Ångström Laboratory, Uppsala University, Box 538, SE-751 21 Uppsala, Sweden
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ABI
Аннотация
The structure of dilutetium silicon pentaoxide, Lu2SiO5, has isolated ionic SiO4 tetrahedral units and non-Si-bonded O atoms in distorted OLu4 tetrahedra. The OLu4 tetrahedra form edge-sharing infinite chains and double O2Lu6 tetrahedra along the c axis. The edge-sharing chains are connected to the O2Lu6 double tetrahedra by isolated SiO4 units. The structure has been determined by neutron diffraction.
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