FABRICATION AND CHARACTERIZATION OF PROTON-EXCHANGED OPTICAL WAVE-GUIDES IN Z-LINBO3 USING ORTHOPHOSPHORIC ACID

被引:5
作者
DAWAR, AL [1 ]
JOSHI, JC [1 ]
SHARMA, VK [1 ]
RUSTAGI, A [1 ]
KAPOOR, A [1 ]
TRIPATHI, KN [1 ]
机构
[1] UNIV DELHI,DEPT ELECTR SCI,NEW DELHI 110021,INDIA
关键词
LITHIUM NIOBATE; WAVE-GUIDES; PROTON EXCHANGE;
D O I
10.1117/12.60082
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A systematic study of the fabrication and characterization of planar optical waveguides in Z-LiNbO3, fabricated by the proton exchange technique using orthophosphoric acid is reported. The guides are fabricated by immersing lithium niobate substrates in orthophosphoric acid for different durations. The results are compared with those for guides fabricated using benzoic acid under similar conditions. The data are analyzed to calculate the value of the diffusion coefficients. The surface index and the depth produced using the orthophosphoric acid proton exchange process is marginally higher.
引用
收藏
页码:101 / 106
页数:6
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