Results 21 to 30 of about 14,112 (233)

Broadband Light Generation in Nonlinear Silicon Nitride Strip-Loaded Lithium Niobate Waveguides [PDF]

open access: yesEPJ Web of Conferences, 2023
This work demonstrates SiN strip-loaded lithium niobate waveguides with nonlinear optical properties, focusing on their performance when pumped at telecom wavelength.
Raevskaia Marina   +5 more
doaj   +1 more source

Demonstration of on-chip gigahertz acousto-optic modulation at near-visible wavelengths

open access: yesNanophotonics, 2021
Lithium niobate integrated photonics has recently received significant attention because it exploits the attractive properties of lithium niobate on an integrated platform which provides strong optical confinement as well as high photonic integration ...
Yu Yue, Wang Lai, Sun Xiankai
doaj   +1 more source

Surface periodic poling in lithium niobate and lithium tantalate [PDF]

open access: yesProceedings of 2005 IEEE/LEOS Workshop on Fibres and Optical Passive Components, 2005., 2005
Periodic poling of lithium niobate crystals (PPLN) by means of electric field has revealed the best technique for finely tailoring PPLN structures and parameters, which play a central role in many current researches in the field of nonlinear integrated optics.
BUSACCA, Alessandro   +9 more
openaire   +3 more sources

Bragg crystal monochromators

open access: yesMajor Reference Works, Page 290-301., 2021
International Tables for Crystallography is the definitive resource and reference work for crystallography and structural science.

Each of the eight volumes in the series contains articles and tables of data relevant to crystallographic research and to applications of crystallographic methods in all sciences concerned with the ...
John P. Sutter C. Chantler   +2 more
wiley  

+1 more source

Lithium niobate photonic wires

open access: yesOptics Express, 2009
LN photonic wires of cross-section dimensions down to 1 x 0.73 microm2 were fabricated by Ar milling of a single-crystalline LiNbO3 (LN) film bonded to a SiO2/LiNbO3 substrate. Mode intensity distributions, propagation losses, and group indices of refraction were measured at 1.55 microm wavelength and compared with simulation results.
H, Hu, R, Ricken, W, Sohler
openaire   +2 more sources

All-Dielectric Structural Colors with Lithium Niobate Nanodisk Metasurface Resonators

open access: yesPhotonics, 2022
Lithium niobate (LN) is a promising optical material, its micro–nano structures have been applied to fields such as photonic crystals, nonlinear optics, optical waveguides, and so on.
Yuting Zhou   +3 more
doaj   +1 more source

Self-Diffusion of Lithium in Amorphous Lithium Niobate Layers [PDF]

open access: yesZeitschrift für Physikalische Chemie, 2012
Abstract We investigated lithium self-diffusion in amorphous lithium niobate layers between 298 and 423 K. For the experiments, amorphous 6LiNbO3/ 7LiNbO3 isotope hetero-structures were deposited by ion beam sputtering and analysed after diffusion annealing by secondary ion mass spectrometry (SIMS).
Rahn, Johanna   +5 more
openaire   +1 more source

Investigation of Ytterbium Incorporation in Lithium Niobate for Active Waveguide Devices

open access: yesApplied Sciences, 2020
In this work, we report on an investigation of the ytterbium diffusion characteristics in lithium niobate. Ytterbium-doped substrates were prepared by in-diffusion of thin metallic layers coated onto x- and z-cut congruent substrates at different ...
Christian E. Rüter   +3 more
doaj   +1 more source

Calligraphic poling of Lithium Niobate

open access: yesOptics Express, 2005
We demonstrate a novel technique for instituting complex and arbitrary shaped micron-scale domain patterns in LiNbO3 at room temperature. Fabrication of continuous domains as narrow as 2 microm across and hexagonal patterns of the same order accompanied by real time visualization of the poling process are presented.
Makan, Mohageg   +5 more
openaire   +2 more sources

Parameter investigations on lithium-niobate-based photonic crystal optomechanical cavity

open access: yesResults in Physics, 2023
In this paper, to fully understand the influence of nanofabrication error issues on the lithium-niobate-based device, the systematic simulations and optimizations of lithium-niobate-based photonic crystal (PhC) optomechanical cavity considering the ...
Dingwei Chen   +5 more
doaj   +1 more source

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