Electro-optic long-period waveguide gratings in lithium niobate
We report electro-optic (EO) long-period waveguide gratings (LPWGs) fabricated in a
special lithium-niobate (LiNbO3) waveguide structure. The waveguide consists of a clad …
special lithium-niobate (LiNbO3) waveguide structure. The waveguide consists of a clad …
Nanocomposites with very large electro-optic effect and widely tunable refractive index
A very large electro-optic effect has been observed in relaxor ferroelectric poly (vinylidene
fluoride-trifluoroethylene-chlorofluoroethylene) terpolymer. By adding a small amount of zinc …
fluoride-trifluoroethylene-chlorofluoroethylene) terpolymer. By adding a small amount of zinc …
Characteristics of polymer waveguide notch filters using thermooptic long-period gratings
We demonstrate experimentally the feasibility of a polymer waveguide notch filter using a
thermooptic long-period grating. This notch filter consists of a channel waveguide, a …
thermooptic long-period grating. This notch filter consists of a channel waveguide, a …
Electro-optically tunable super-broadband filter based on long period grating in Ti:LiNbO3 waveguide
DL Zhang, J Kang, WH Wong, DY Yu, EYB Pun - Optics Letters, 2015 - opg.optica.org
We report an electro-optically tunable optical filter based on a parallel structure of two long
period gratings in the two same Ti: LiNbO_3 strip waveguides: one 675-μm-pitch grating in …
period gratings in the two same Ti: LiNbO_3 strip waveguides: one 675-μm-pitch grating in …
Generalized Fibonacci quasi photonic crystals and generation of superimposed Bragg Gratings for optical communication
A Rostami - Microelectronics journal, 2006 - Elsevier
In optical fiber communication, usually, optical signals are communicated around 1.35 or
1.55 μm. All optical active and passive devices should operate in these wavelengths or in a …
1.55 μm. All optical active and passive devices should operate in these wavelengths or in a …
Modulation of electrodes on the sensitivity of the Pockels effect
J Wang, B He - Measurement Science and Technology, 2024 - iopscience.iop.org
In order to improve the sensitivity of the system in the Pockels effect, a design scheme for
adding antennas at both ends of the crystal is proposed. Firstly, the influence of the applied …
adding antennas at both ends of the crystal is proposed. Firstly, the influence of the applied …
Linear and nonlinear superimposed Bragg grating: A novel proposal for all-optical multi-wavelength filtering and switching
In this paper, the linear and nonlinear applications including optical filtering and switching of
superimposed Bragg grating are presented. For realization of superimposed Bragg grating …
superimposed Bragg grating are presented. For realization of superimposed Bragg grating …
Analysis and design of all-optical switching in apodized and chirped Bragg gratings
In this paper, effects of the different apodization and chirp functions in one-dimensional
nonlinear Bragg grating on switching characteristics are studied. It is shown that with …
nonlinear Bragg grating on switching characteristics are studied. It is shown that with …
Long-Period Grating on Strip Ti : LiNbO Waveguide Embedded in Planar Ti : LiNbO Waveguide
PR Hua, DL Zhang, EYB Pun - IEEE Photonics Technology …, 2010 - ieeexplore.ieee.org
A special structure of a strip Ti: LiNbO 3 waveguide embedded in a planar Ti: LiNbO 3
waveguide is proposed to fabricate a long-period waveguide grating (LPWG). Its …
waveguide is proposed to fabricate a long-period waveguide grating (LPWG). Its …
Proposals for fabrication of long-period grating in LiNbO3 strip waveguides
Z De-Long, Y Qing-Zhong, EYB Pun - Chinese Physics Letters, 2008 - iopscience.iop.org
The structure of a strip LiNbO 3 waveguide clad with a planar LiNbO 3 waveguide is
proposed to fabricate a long-period waveguide grating (LPWG). It is shown theoretically that …
proposed to fabricate a long-period waveguide grating (LPWG). It is shown theoretically that …