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Feedforward Laser Linewidth Narrowing Scheme Using Acousto-Optic Frequency Shifter and Direct Digital Synthesizer | IEEE Journals & Magazine | IEEE Xplore

Jiageng Chen, Qingwen Liu, and Zuyuan He, “Feedforward laser linewidth narrowing scheme using acousto-optic frequency shifter and direct digital synthesizer,” IEEE/OSA Journal of Lightwave Technology, Vol. 37, No. 18, pp. 4657 – 4664, Sep. 2019

Distributed Dynamic Strain Measurement Based on Dual-Slope-Assisted Brillouin Optical Correlation Domain Analysis | IEEE Journals & Magazine | IEEE Xplore

Bin Wang, Xinyu Fan, Yuanxiu Fu, Zuyuan He, “Distributed dynamic strain measurement based on dual-slope-assisted Brillouin optical correlation domain analysis,” Journal of Lightwave Technology, Vol. 37, No. 18, pp. 4573 – 4583, Sep. 2019

108-km Distributed Acoustic Sensor With 220-p-Hz Strain Resolution and 5-m Spatial Resolution | IEEE Journals & Magazine | IEEE Xplore

Dian Chen, Qingwen Liu, and Zuyuan He, “108-km Distributed acoustic sensor with 220-pepsilon/radicHz strain resolution and 5-m spatial resolution,” Journal of Lightwave Technology, Vol. 37, No. 18, pp. 4462 – 4468, Sep. 2019

Fiber-optic distributed acoustic sensor based on a chirped pulse and a non-matched filter (optica.org)

Dian Chen, Qingwen Liu, Yifan Wang, He Li, and Zuyuan He, “Fiber-optic distributed acoustic sensor based on a chirped pulse and a non-matched filter,” Optics Express, Vol. 27, No. 20, pp. 29415 – 29424, Sep. 2019

Distributed Fiber-Optic Dynamic-Strain Sensor With Sub-Meter Spatial Resolution and Single-Shot Measurement | IEEE Journals & Magazine | IEEE Xplore

Yifan Wang, Qingwen Liu, Dian Chen, He Li, and Zuyuan He, “Distributed Fiber-Optic Dynamic-Strain Sensor With Sub-Meter Spatial Resolution and Single-Shot Measurement,” IEEE Photonics Journal, Vol. 11, No.6, pp. 1-8, Nov. 2019

Quasi-distributed fiber-optic acoustic sensing system based on pulse compression technique and phase-noise compensation

Mengshi Wu, Xinyu Fan, Qingwen Liu, and Zuyuan He, “Quasi-distributed fiber-optic acoustic sensing system based on pulse compression technique and phase-noise compensation,” Optics Letters, Vol. 44, No. 24, pp. 5969-5972, Dec. 2019

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