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Study of the glassy polarization phase in the tungsten bronze family by measurements of strain, optical indices, and polarizationR.R. NeurgaonkarF.H. Dacolet al.1990FerroelectricsPaper
Measurements of strain and the optical indices in the ferroelectric Ba0.4Sr0.6Nb2O6: Polarization effectsA.S. BhallaR. Guoet al.1987Physical Review BPaper