Search Results - "Cai, Tingdong"

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  1. 1

    A simple sensor for simultaneous measurements of OH, H2O, and temperature in combustion environments using a single tunable diode laser near 1.477 μm by Gao, Zhenwei, Gao, Guangzhen, Cai, Tingdong

    Published in Applied physics. B, Lasers and optics (01-12-2021)
    “…Information about quantitative OH concentrations and temperature during the combustion process is important for the development of combustion kinetics and…”
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    Journal Article
  2. 2

    A TDLAS Sensor for Simultaneous Measurement of Temperature and C2H4 Concentration Using a Differential Absorption Scheme at High Temperature by Zhang, Ting, Zhang, Gang, Liu, Xin, Gao, Guangzhen, Cai, Tingdong

    Published in Frontiers in physics (11-03-2020)
    “…Ethylene (C2H4) concentration and temperature is simultaneously measured in high temperature environments using a differential absorption scheme combined with…”
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  3. 3
  4. 4

    Simultaneous detection of soot, temperature, and C 2 H 2 in laminar premixed flames using a multi-pass diode laser absorption spectrometer by Huang, Wenjian, Gao, Guangzhen, Zhang, Mingke, Ruan, Shujing, Cai, Tingdong

    Published in Optics express (04-11-2024)
    “…We report the development of a multi-pass diode laser absorption spectroscopy system for simultaneous measurements of soot volume fraction (SVF), temperature,…”
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  5. 5

    FDM-assisted opposite two-way OA-CEAS system employing four lasers for simultaneous multi-species detection by Gao, Guangzhen, Yang, Yubing, Wang, Xuan, Yang, Hui, Cai, Tingdong

    Published in Optics express (06-11-2023)
    “…An FDM-assisted opposite two-way OA-CEAS system is reported in this paper. Compared with the traditional OA-CEAS system with one-way transmission…”
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  6. 6

    Baseline extraction algorithm for mixed absorption spectrum of multiple gases under different pressure by Jiang, Yuhao, Gao, Guangzhen, Zhang, Mingke, Cai, Tingdong

    Published in Optics communications (01-06-2023)
    “…This study developed an algorithm for determining gas pressure and concentration in a mixed absorption feature using direct absorption spectroscopy. Blending…”
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  7. 7

    Simultaneous measurement of temperature and C2H4 concentration in hydrocarbon flames using interference-immune differential absorption spectroscopy at 3.3 μm by Huang, Wenjian, Gao, Guangzhen, Zhang, Mingke, Ruan, Shujing, Cai, Tingdong

    Published in Infrared physics & technology (01-11-2024)
    “…•Simultaneous and interference-free measurements of T and C2H4 are performed using differential absorption spectroscopy.An Interband Cascade Laser near 3.3 μm…”
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  8. 8

    Simultaneous and interference-free measurements of temperature and C2H4 concentration using a single tunable diode laser at 1.62 µm by Gao, Guangzhen, Zhang, Ting, Zhang, Gang, Liu, Xin, Cai, Tingdong

    Published in Optics express (24-06-2019)
    “…In the tunable diode laser absorption spectroscopy-based diagnostics, the absorption of the measured target species may be influenced by the interference…”
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  9. 9

    Diode laser measurements of high-temperature line strength and self-broadening coefficient of carbon dioxide near 2.0 μm by Yu, Xiong, Liu, Xin, Gao, Zhenwei, Gao, Guangzhen, Cai, Tingdong

    Published in Journal of molecular spectroscopy (01-01-2022)
    “…A self-made heated static cell was used to measure the high-resolution absorption spectra of ten strong lines of carbon dioxide belonging to the 20012←00001…”
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  10. 10

    Development of an off-axis cavity-enhanced absorption spectroscopy system with open-path configuration for gas sensing by Liu, Xin, Gao, Guangzhen, Yu, Xiong, Gao, Zhenwei, Cai, Tingdong

    Published in Infrared physics & technology (01-05-2021)
    “…•A compact OA-CEAS system with open-path configuration is demonstrated.•A simple and effective method is developed to determine the absolute reflectivity of…”
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  11. 11

    Simultaneous and interference-free measurements of temperature and C 2 H 4 concentration using a single tunable diode laser at 1.62 µm by Gao, Guangzhen, Zhang, Ting, Zhang, Gang, Liu, Xin, Cai, Tingdong

    Published in Optics express (24-06-2019)
    “…In the tunable diode laser absorption spectroscopy-based diagnostics, the absorption of the measured target species may be influenced by the interference…”
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    Journal Article
  12. 12

    A sensor based on high-sensitivity multi-pass resonant photoacoustic spectroscopy for detection of hydrogen sulfide by Zhang, Mingke, Gao, Guangzhen, Jiang, Yuhao, Wang, Xuan, Long, Fangyu, Cai, Tingdong

    Published in Optics and laser technology (01-04-2023)
    “…•A high-sensitive multi-pass photoacoustic spectroscopy sensor is developed for hydrogen sulfide.•With the enhancement of effective laser power in the…”
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  13. 13
  14. 14

    Absorption spectroscopy of ethylene near 1.62 µm at high temperatures by Zhang, Gang, Gao, Guangzhen, Zhang, Ting, Liu, Xin, Peng, Changde, Cai, Tingdong

    “…•The high-resolution spectra of C2H4 at 1.62 µm are acquired in the temperature range of 296–600 K.•More than 50 lines are recorded in the frequency range…”
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  15. 15

    Sensor for headspace pressure and H2O concentration measurements in closed vials by tunable diode laser absorption spectroscopy by Cai, Tingdong, Wang, Guishi, Cao, Zhensong, Zhang, Weijun, Gao, Xiaoming

    Published in Optics and lasers in engineering (01-07-2014)
    “…The concentration of H2O and the pressure in the headspace of vials are simultaneously measured by a tunable diode laser sensor based on absorption…”
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  16. 16

    Calibration-free sensor for pressure and H2O concentration in headspace of sterile vial using tunable diode laser absorption spectroscopy by Cai, Tingdong, Gao, Guangzhen, Liu, Ying

    “…Tunable diode laser absorption measurements of pressure and H2O concentration in the headspace of vials using a distributed-feedback (DFB) diode laser near 1.4…”
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  17. 17

    High-Pressure Measurements of Temperature and CO2 Concentration Using Tunable Diode Lasers at 2 μm by Cai, Tingdong, Gao, Guangzhen, Wang, Minrui, Wang, Guishi, Liu, Ying, Gao, Xiaoming

    Published in Applied spectroscopy (01-03-2016)
    “…A sensor for simultaneous measurements of temperature and carbon dioxide (CO2) concentration at elevated pressure is developed using tunable diode lasers at 2…”
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  18. 18

    Experimental study of carbon dioxide spectroscopic parameters around 2.0 µm region for combustion diagnostic applications by Cai, Tingdong, Gao, Guangzhen, Wang, Minrui, Wang, Guishi, Liu, Ying, Gao, Xiaoming

    “…•High temperature CO2 absorption spectra were recorded near 2.0 µm in the temperature range of 296–800 K.•Line strengths for five selected strong CO2 lines…”
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  19. 19

    Simultaneous Measurements of Multiple Parameters at Elevated Temperature Using a Frequency-Division Multiplexing Scheme with Tunable Diode Lasers by Cai, Tingdong, Gao, Guangzhen, Liu, Ying

    Published in Applied spectroscopy (01-10-2012)
    “…A multiplexed diode-laser sensor system based on second harmonic detection of wavelength modulation spectroscopy (WMS) is developed for application at elevated…”
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  20. 20

    Simultaneous measurements of temperature and CO2 concentration employing diode laser absorption near 2.0 μm by Cai, Tingdong, Gao, Guangzhen, Wang, Minrui, Wang, Guishi, Liu, Ying, Gao, Xiaoming

    Published in Applied physics. B, Lasers and optics (01-03-2015)
    “…Simultaneous measurements of gas temperature and CO 2 concentration in combustion gases using an extended-wavelength diode laser sensor at 2.0 μm are reported…”
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