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Lixian Liu

Xidian University

Xi'an Chang'an two hundred ten National Road

Xian

China

SCHOLARLY PAPERS

5

DOWNLOADS

195

TOTAL CITATIONS

0

Scholarly Papers (5)

1.

T-resonator based adsorbent enhanced photoacoustic sensor for multiple exhaled gas simultaneous monitoring

Number of pages: 17 Posted: 26 Dec 2025
Xidian University, Xidian University, Xidian University, Xidian University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Xidian University, Xidian University, Harbin Institute of Technology and University of Toronto
Downloads 50 (1,063,489)

Abstract:

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Photoacoustic spectroscopy, Adsorbent enhanced method, Exhaled gas analysis, Multiple simultaneous detection, Resonance frequency tracking

Rapid Analysis of Ultrasonic Waves Reflected from Circumferential Cracks in a Pipe Based on a Rigorous Analytical Theory and Distributed Devices

Number of pages: 26 Posted: 01 Dec 2023
Xidian University, Xidian University, Xidian University, Xidian University, Xidian University, Xidian University and University of Toronto
Downloads 26 (1,415,710)

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Guided wave, Pipeline monitoring, Reciprocity theorem, Reflection measurement

Rapid Analysis of Ultrasonic Waves Reflected from Circumferential Cracks in a Pipe Based on a Rigorous Analytical Theory and Distributed Devices

Number of pages: 24 Posted: 19 Jun 2023
Xidian University, Xidian University, Xidian University, Xidian University, Xidian University, Xidian University, Air Force Engineering University and University of Toronto
Downloads 14 (1,570,077)

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Guided wave, pipeline monitoring, Reciprocity theorem, Reflection measurement

3.

Modelling the Ultrasonic Waves Reflection from Circumferential Cracks in a Pipe with a Rigorous Analytical Approach

Number of pages: 23 Posted: 18 May 2023
Xidian University, Xidian University, Xidian University, Xidian University, Xidian University and University of Toronto
Downloads 36 (1,236,159)

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Guided wave, Pipeline, Reciprocity theorem, Reflection coefficient, Ultrasound

4.

Compact and Full-Range Carbon Dioxide Sensor Using Photoacoustic and Resonance Dependent Modes

Number of pages: 21 Posted: 08 Oct 2024
Xidian University, Xidian University, affiliation not provided to SSRN, Xidian University, Xidian University, Xidian University, Xidian University, Xidian University, Hangzhou Dianzi University, Xidian University, University of Toronto and Sapienza University of Rome
Downloads 35 (1,249,711)

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photoacoustic spectroscopy; resonance frequency tracking; all-optical; full-range; time division multiplexing

5.

Wavelength-Modulated Photoacoustic Spectroscopic Instrumentation System for Multiple Greenhouse Gas Detection and In-Field Application in the Qinling Mountainous Region of China

Number of pages: 18 Posted: 01 Apr 2024
Xidian University, Xidian University, Xidian University, Xidian University, Xidian University, Hangzhou Dianzi University, Xidian University, Xidian University, Xidian University and University of Toronto
Downloads 34 (1,277,121)

Abstract:

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Multiple gas monitoring, greenhouse, in-situ detection, photoacoustic spectroscopy, wavelength modulation, kinetic relaxation effect