The influence of defect-core on the birefringence and confinement losses of rectangular-lattice photonic crystal fibers are investigated numerically by applying the multipole method. Numerical results illustrate that the birefringence in such fibers is determined not only by the arrangement of air h
Asymmetric core photonic-crystal fibers with high birefringence
β Scribed by Chun-Liu Zhao; Chao Lu; Xiaoqun Zhou; Xiufeng Yang; Partha Roy Chaudhuri; Xiaoyan Wang; Junjun Lou; Li Qin; Cai Qing
- Publisher
- John Wiley and Sons
- Year
- 2004
- Tongue
- English
- Weight
- 116 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0895-2477
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β¦ Synopsis
Abstract
We demonstrate a highly birefringent photonicβcrystal fiber by utilizing combined asymmetric core design and intentional stressβinduced anisotropy. Based on spectral measurements of the polarizationβmode interference, we measure that the fiber has a beat length of about 0.33 mm at 1545 nm. Β© 2004 Wiley Periodicals, Inc. Microwave Opt Technol Lett 42: 498β500, 2004; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.20348
π SIMILAR VOLUMES
We demonstrate hollow-core photonic-crystal fibers (PCFs) with a core diameter of 45 ΞΌm and a period of the photonic-crystal cladding of 7 ΞΌm. These fibers are shown to allow a waveguide delivery of 4-mJ 15-ns pulses of 1.06-ΞΌm radiation of a __Q__-switched Nd: YAG laser. Hollow PCFs reported in thi