Investigation of the photorefractive effect in Bi2TeO5

I Foldvari, H Liu, RC Powell, A Peter - Journal of applied physics, 1992 - pubs.aip.org
Single crystals of Bi2TeO5, both undoped and doped with transition‐metal‐ion dopants,
were grown with high optical quality. Continuous‐wave four‐wave‐mixing experiments on …

Bismuth tellurite—a new material for holographic memory

I Földvári, C Denz, Á Péter, J Petter, F Visinka - Optics Communications, 2000 - Elsevier
The photorefractive properties of Bi2TeO5 crystals were measured with the wave mixing
technique using the 532 nm output of a Nd: YAG laser for writing gratings. The saturation …

Determination of chromium, molybdenum and vanadium dopants in bismuth tellurite optical crystals by multi-element graphite furnace atomic absorption spectrometry

L Bencs, O Szakács, T Kántor, I Varga… - Spectrochimica Acta Part B …, 2000 - Elsevier
The graphite furnace atomic absorption spectrometry (GFAAS) method were developed for
the determination of chromium, molybdenum and vanadium dopants in a bismuth tellurite …

Dopants in photorefractive bismuth tellurite Bi2TeO5 crystals

Á Péter, O Szakács, I Földvári, L Bencs - Materials research bulletin, 1996 - Elsevier
Bi2TeO5 is a new nonlinear optical crystal with interesting photorefractive properties. A
photorefractive grating that was written into a sample more than four years ago is still …

Holographic data storage in photorefractive bismuth tellurite

W Horn, I Földvari, C Denz - Journal of Physics D: Applied …, 2008 - iopscience.iop.org
Bismuth tellurite is a photorefractive material for holographic data storage offering unique
fixing capabilities. Important material and electro-optic properties obtained by four-wave …

Crystal structure and second harmonic generation in Bi2TeO5: An XN study from synchrotron and neutron diffraction data

CA Lopez, E Baati, MT Fernández-Díaz… - Journal of Solid State …, 2019 - Elsevier
Bi 2 TeO 5 has been obtained in polycrystalline form via solid state reaction and structurally
characterized from both synchrotron and neutron powder diffraction data, enabling the …

Holographic recording and characterization of photorefractive Bi2TeO5 crystals at 633 nm wavelength light

I de Oliveira, JF Carvalho, ZV Fabris… - Journal of Applied …, 2014 - pubs.aip.org
We report on the holographic recording on photorefractive Bi2TeO5 crystals using k ¼ 633
nm wavelength light. We studied the behavior of this material under the action of this low …

Refractive index measurements on bismuth tellurium oxide (Bi2TeO5) single crystal

G Mandula, L Kovács, A Peter, E Hartmann - Optical Materials, 1992 - Elsevier
The refractive indices of the biaxial Bi 2 TeO 5 single crystal have been measured for the first
time at seven wavelengths in the range of 457.9–632.8 nm at room temperature with an …

Improvement in quality and performance of photorefractive Bi2TeO5

I Földvári, A Peter, O Szakács - Journal of crystal growth, 1999 - Elsevier
Bismuth tellurite has a unique feature, a long-living (years) photorefractive memory that
develops in the four-wave mixing process without fixing. Single crystals of Bi2TeO5 were …

Electrical and photoelectrical properties of Bi2TeO5 single crystals

R Montenegro, ZV Fabris, DA Capovilla, I de Oliveira… - Optical Materials, 2019 - Elsevier
We report on optical and electrical measurements contributing for a better characterization of
the relevant properties of undoped Bi 2 TeO 5. Optical absorption, dark conductivity …