Beilstein J. Nanotechnol.2011,2, 284–292, doi:10.3762/bjnano.2.33
molar ratios of the precursors in the sol–gel process are to be investigated in the near future. Furthermore, efforts will be made to elucidate the optical properties of the materials after doping with lanthanides or heavymetal cations, e.g. Eu(III), Er(III) or Bi(III).
Experimental
General: All