We present an analytical theory of vectorial wave coupling in photorefractive cubic crystals
which are, in general, optically active. The theory is based on the systematic use of the …

Laser performance of a diode-pumped Nd-doped multimode phosphate-glass fiber is
reported. The selection of the fundamental mode in a multimode fiber is demonstrated …

Laser performance of a diode-bar side-pumped Yb: YAG planar multimode waveguide
geometry is reported. The waveguide was fabricated by thermal bonding technique with a …

Photorefractive single-crystal fibers of Bi 12 SiO 20 up to 90 mm in length and Bi 12 TiO 20
up to 50 mm in length with diameters of 650–1200 μm were grown by the laser-heated …

Unexpectedly fast response (35 ms) of beam fanning has been measured in a fiber-like
photorefractive sample of Bi/sub 12/TiO/sub 20/(BTO) crystal. Nonlinear interaction between …

Optically induced refractive index patterns, which can be used for waveguides, were formed
in Sr x Ba 1− x Nb 2 O 6 crystals using an erasable fixing mechanism, based on domains …

An experimental investigation of phase conjugation of two mutually incoherent laser beams
in the photorefractive Bi 12 TiO 20 fiber is presented. Phase conjugate wave reflectivity close …

We report on continuous wave laser oscillation of trivalent ytterbium ions in the frequency
converter Yb 3+: Sr 0.6 Ba 0.4 Nb 2 O 6 ferroelectric laser crystal. Pump induced thermal …

Experimental results for two-wave mixing experiments in a single Bi 12 TiO 20 fibre-type
crystal at a wavelength of 632.8 nm under transverse ac electric field are reported. An …

An analytical solution is presented to the vectorial coupled wave equations for the steady
state amplitudes of two waves interacting in cubic photorefractive crystals. The solution …