Results 121 to 130 of about 14,112 (233)

Light-assisted domain engineering, waveguide fabrication and microstructuring of lithium niobate

, 2010
The thesis is focussing on the interaction of lithium niobate with UV and ultrafast laser radiation to achieve 1) ferroelectric domain inversion, 2) waveguide fabrication, and 3) surface microstructuring.
Ying, Yongjun
core  

An investigation of the photocatalytic properties of lithium niobate and barium titanate [PDF]

, 2012
Efficiency of particulate semiconductors for driving photocatalytic reactions is impractically low due to the recombination of excited carriers and intermediate species at the interface.
Stock, Matt
core  

Low-Frequency Time-Domain Response of Thin-Film Lithium Niobate Electro-Optic Modulator

Photonics
Thin-film lithium niobate electro-optic modulators exhibit outstanding advantages such as large bandwidth, low insertion loss, and low half-wave voltage, demonstrating broad application prospects.
Run Li, Jinye Li, Zongyu Lu, Jiayu Huang, Qianqian Jia, Zichuan Xiang, Jinlong Xiao, Jianguo Liu   +7 more
doaj   +1 more source

Processing of telecommunication signals using periodically poled lithium niobate waveguides

This talk reports on processing of high-speed telecommunication signals based on cascaded quadratic nonlinearities in periodically poled lithium niobate (PPLN) waveguides.
Lee, Kwang Jo, Parmigiani, Francesca, Liu, Sheng, Petropoulos, Periklis, Gallo, Katia, Richardson, David J.   +5 more
core  

Intracavity terahertz optical parametric oscillators

, 2011
This thesis describes the design and implementation of several novel, nanosecond pulsed, intracavity optical parametric oscillators for the generation of terahertz radiation.
Walsh, David A.
core  

Phase-sensitive wavelength conversion based on cascaded quadratic processes in periodically poled lithium niobate waveguides

We propose and experimentally demonstrate a novel scheme of phase-sensitive wavelength conversion, based on a combination of cascaded second-order nonlinear effects in two cascaded periodically poled lithium niobate ...
Parmigiani, F., Slavík, R., Petropoulos, P., Richardson, D.J., Liu, S., Kakande, J., Lee, K.J.   +6 more
core  

Electrooptic electric field sensor for dc and extra-low-frequency measurement

, 1998
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The thesis reports the results of the research carried out towards the development of an electrooptic sensor for DC and extra low frequency electric field ...
Bordovsky, Michael
core  

Lithium Niobate Packaging Challenges

, 1987
The use of lithium niobate integrated optic devices outside of the research laboratory is predicated on the development of a sound packaging method.
R. J. Holmes, E. J. Murphy, R. B. Jander, A. W. Schelling   +3 more
core   +1 more source

Ablation of Lithium Niobate through femtosecond nonlinear absorption

, 2005
Femtosecond laser processing is a promising alternative technique for manufacturing photonic elements such as gratings, micro-holes, and microchannels in different type of transparent materials. The effect of the irradiation of commercial Lithium Niobate
GALINETTO, PIETRO, SAMOGGIA, GIORGIO, GRANDO, DANIELA, Ballarini Dario   +3 more
core  

Laser crystallization of silicon on lithium niobate

Localized laser heating of amorphous Si deposited on LiNbO3 results in crystallization of the Si over-layer and the formation of a waveguide in the LiNbO3 substrate that supports guided modes in the visible and ...
Martinez, G., Chong, H., Franz, Y., Peacock, A.C., Zisis, G., Mailis, S., Healy, N., Grech, D.   +7 more
core