Photoinduced absorption in photorefractive barium titanate

GA Brost, RA Motes - Optics letters, 1990 - opg.optica.org
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Temporal behavior of the intensity-dependent absorption in photorefractive BaTiO_3

A Motes, JJ Kim, G Brost, J Rotgé - Optics letters, 1988 - opg.optica.org
We report measurements of response time for the intensity-dependent absorption in a single
BaTiO_3 crystal under conditions in which no photorefractive effect can be observed. The …

Picosecond photoinduced absorption in photorefractive BaTiO_3

P Ye, X Wu, A Blouin, C Demers, MMD Roberge - Optics letters, 1991 - opg.optica.org
Picosecond photoinduced absorption in BaTiO_3 has been observed for the first time to our
knowledge using picosecond laser pulses and a time delay pump–probe technique. The …

Intensity-dependent absorption and photorefractive effects in barium titanate

GA Brost, RA Motes, JR Rotge - JOSA B, 1988 - opg.optica.org
We present experimental data for BaTiO_3 that exhibit an intensity dependence in the
absorption coefficient and the two-beam coupling coefficient at intensities between 0.002 …

Light-induced absorption in photorefractive crystals

RK Banyal, BR Prasad - Journal of applied physics, 2003 - pubs.aip.org
We present the experimental results on the measurement of temporal and steady-state light-
induced absorption change in undoped and rhodium-doped barium titanate (Rh: BaTiO 3) …

Intensity‐dependent absorption and photorefractive properties in cerium‐doped BaTiO3 crystals

C Yang, Y Zhang, X Yi, P Yeh, Y Zhu, M Hui… - Journal of applied …, 1995 - pubs.aip.org
We report the optical absorption and photorefractive properties of a series of cerium‐doped
barium titanate crystals. The light‐induced absorption and the intensity‐dependent two …

Spectroscopic and photorefractive properties of infrared-sensitive rhodium-doped barium titanate

BA Wechsler, MB Klein, CC Nelson, RN Schwartz - Optics letters, 1994 - opg.optica.org
We have grown and characterized crystals of BaTiO_3 doped with Rh. These crystals have a
blue-green color that is probably due to charge-transfer optical transitions involving Rh^ 4+ …

Picosecond photorefractive effect in BaTiO_3

AL Smirl, K Bohnert, CD Mire, GC Valley, RA Mullen… - Optics letters, 1987 - opg.optica.org
We report the observation of photorefractive index gratings written and read out in BaTiO_3
using single pulses of 30-psec duration and fluences of 1 to 15 mJ/cm^ 2 at a wavelength of …

Intensity-dependent absorption and its modelling in infrared sensitive rhodium-doped BaTiO3

M Kaczmarek, GW Ross, RW Eason, MJ Damzen… - Optics …, 1996 - Elsevier
We investigate the intensity-dependent absorption coefficient of photorefractive Rh: BaTiO3
from the maximum (633 nm) to the near infra-red end (1.06 μm) of this crystal's sensitivity. A …

High‐efficiency fast response in photorefractive BaTiO3 at 120 °C

D Rytz, MB Klein, RA Mullen, RN Schwartz… - Applied physics …, 1988 - pubs.aip.org
In this letter, we present the results of two-wave mixing experiments performed with several
BaTiO:> crystals in the temperature range between 20 and 125" C. Earlier publications by …