| [1] | HUANG W W, ZHANG Y, LI B J. Ultracompact wavelength and po- larization sputters in periodic dielectric waveguides [J]. Optics Express,2008,16(3):1600-1609. |
| [2] | LAW M.Nano ribbed waveguide for subwavelength photonic integration[J].Science,2004, 305(27):1269-1273. |
| [3] | SOHLER W. Erbium-doped lithium niobate waveguide lasers[C]//Electro-Optics Europe,2000. New York,USA: IEEE,2000:1-1 |
| [4] | HU H, RICKEN R, SOHLER W. Lithium niobate photon is wires[J].Opttics Express,2009, 17(26):24261-24268. |
| [5] | GUARINO A, POBERAJ G, REZZONICO D, et al. Electro-optically tunable microring resonators in lithium niobate[J]. Nature Photonics, 2007, 1(7): 407-410. |
| [6] | WEIS R S, GAYLORD T K.Lithium niobate: summary of physical properties and crystal structure[J]. Applied Physics,1985, A37(4): 191-203. |
| [7] | POBERAJ G, KOECHLIN M, SULSER F, et al.Ion-sliced lithium niobate thin filmsfor active photonic devices[J]. Optical Materials,2009, 31(7): 1054-1058 . |
| [8] | TAKAOKA T, FUJIMURA M, SUHARA T.Fabrication of ridge waveguides in LiNbO3 thin film crystal by proton-exchange accelerated etching[J].Electronice Letters, 2009,45(18):940-941. |
| [9] | BURR G W, DIZIAIN S, BERNAL M P. Theoretical study of lithium niobate slab waveguides for integrated optics applications[J]. Optical Materials, 2009, 31(10): 1492-1497. |
| [10] | CHEN M, LIU Z Ch. Design of ultral-compact wavelength splitter based on lithium niobate nanowite optical waveguides[J]. Optoelectronics Letters,2012, 8(1): 17-20. |
| [11] | XI'AN UNIVERSITY OF POSTS AND TELECOMMUNICATIONS. The polarization splitter based on lithium niobate photonic wires:China,201210023243[P]. 2012-07-04(in Chinese). |
| [12] | YANAGAWA H, MAK H, KAMATA Y, et al. High extinction guided-wave optical polarization splitter[J].IEEE Photonics Technology Letters,1991,3(1):17-18 |
| [13] | YAMADA H, CHU T, ISHIDA S, et al.Si photonic wire waveguide devices[J].IEEE Journal of Selected Topics in Quantum Electronics, 2006, 12(6):1371-1379 . |
| [14] | RABIEI P, STEIER W H.Lithium niobate ridge waveguides and modulators fabricated using smart guide[J]. Applied Physics Letters,2005,86(16): 161115. |
| [15] | DAI D X, BOWERS J E.Novel concept for ultracompact polarization splitter-rotator based on silicon nanowires[J].Optics Express, 2011,19(11):10940-10949. |