Helical Bragg gratings filter for orbital angular momentum wave
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DOI: 10.1063/1.5126610
Abstract: Effective filtration of orbital angular momentum (OAM) modes is essential to achieve multiple-channel data transmission in an OAM fiber for telecommunication applications. The nature of helical-sha... read more here.
Keywords: bragg gratings; helical bragg; angular momentum; gratings filter ... See more keywords
Single-mode helical Bragg grating waveguide created in multimode coreless fiber by femtosecond laser direct writing
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DOI: 10.1364/prj.434719
Abstract: JUN HE, JIA HE, XIZHEN XU, BIN DU, BAIJIE XU, CHANGRUI LIAO, ZHIYONG BAI, AND YIPING WANG* Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education/Guangdong Province, College of Physics and Optoelectronic Engineering,… read more here.
Keywords: helical bragg; single mode; bragg grating; grating waveguide ... See more keywords