The effect of Rh doping in Bi_12TiO_20 (BTO) crystals on the photosensitivity and recording
speed at 1064 nm is reported. Response time of 0.1 s is measured during real-time …

Absorption, light-induced absorption, photoconductivity and dark conductivity measurements
are performed on Bi 12 TiO 20 (BTO) crystals doped with different concentrations of …

The spectral dependences of absorption photoinduced in a pure bismuth titanium oxide
crystal by 532-nm laser pulses are studied. It is shown that optical absorption in the crystal in …

Bi12TiO20 (BTO) single crystals nominally pure and doped with ruthenium are grown by top-
seeded solution growth method. The effect of ruthenium concentration on optical and …

An enhancement of the diffraction efficiency of holographic gratings in Bi_12Ti_0. 76V_0.
24O_20 crystals by a factor of almost 40 is obtained after recording by application of an …

We describe the effect of radiation of different wavelengths in the visible and near infrared
range over photochromism, bleaching and photorefractive recording on undoped Bi12TiO20 …

The lifetime of the excited charge carriers in Cr-doped Bi12TiO20 (BTO) crystals is
characterized by measuring the optical density changes after nanosecond pulse excitation. It …

Bi 12 TiO 20 single crystals were grown from the various melt compositions (5.0-10.0 mol.%
TiO 2). The stoichiometric dependence of optical and photoconductive properties of Bi 12 …

Preillumination of Bi_4Ti_3O_12 at low temperature causes a transient enhancement of
diffraction efficiency for subsequent holographic recording. Diffraction efficiencies are …

We report optical and electrical measurements contributing for a better characterization of
the relevant photoactive center levels in undoped photorefractive Bi 12 Ti O 20 (BTO) …