We experimentally demonstrate a Faraday laser at Rb 1529 nm transition by using a performance-improved Rb electrodeless-discharge-lamp-based excited-state Faraday anomalous dispersion optical filter as the frequency- ...We experimentally demonstrate a Faraday laser at Rb 1529 nm transition by using a performance-improved Rb electrodeless-discharge-lamp-based excited-state Faraday anomalous dispersion optical filter as the frequency- selective element. Neither the electrical locking scheme nor the additional frequency-stabilized pump laser are used. The frequency of the external-cavity diode laser is stabilized to the Rb 1529 nm transition, and the Allan deviation of the Faraday laser is measured by converting the optical intensity into frequency. The Faraday laser can be used as a frequency standard in the telecom C band for further research on metrology, microwave photonics, and optical communication systems.展开更多
The students were having an English class.“Today you can write a story about yourfamily.I want you to tell me something aboutyour parents and your brothers and sisters,”saidMr Shute.
Miss Lin is my English teacher. She is tall and slim. She has watery eyes, a high-bridged nose and a small mouth. She is very friendly. She is a humourous woman. She often jokes with us. She works hard. She is very re...Miss Lin is my English teacher. She is tall and slim. She has watery eyes, a high-bridged nose and a small mouth. She is very friendly. She is a humourous woman. She often jokes with us. She works hard. She is very responsible and kind, She usually helps those students who are poor at Eng-展开更多
基金supported by the National Natural Science Foundation of China under Grant No.91436210
文摘We experimentally demonstrate a Faraday laser at Rb 1529 nm transition by using a performance-improved Rb electrodeless-discharge-lamp-based excited-state Faraday anomalous dispersion optical filter as the frequency- selective element. Neither the electrical locking scheme nor the additional frequency-stabilized pump laser are used. The frequency of the external-cavity diode laser is stabilized to the Rb 1529 nm transition, and the Allan deviation of the Faraday laser is measured by converting the optical intensity into frequency. The Faraday laser can be used as a frequency standard in the telecom C band for further research on metrology, microwave photonics, and optical communication systems.
文摘The students were having an English class.“Today you can write a story about yourfamily.I want you to tell me something aboutyour parents and your brothers and sisters,”saidMr Shute.
文摘Miss Lin is my English teacher. She is tall and slim. She has watery eyes, a high-bridged nose and a small mouth. She is very friendly. She is a humourous woman. She often jokes with us. She works hard. She is very responsible and kind, She usually helps those students who are poor at Eng-