2024-now Research associate, Center for Combustion Energy, Department of Energy and Power Engineering, Tsinghua University

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I has long been engaged in scientific research in the field of laser diagnostic technologies for fluid and combustion fields, and my main research directions include: absorption measurement technology, fluorescence measurement technology, molecular tagging velocimetry, nonlinear spectroscopy technology, etc.

2024 Shuimu Scholar of Tsinghua University

2024 Excellent Doctoral Dissertation of Tsinghua University

-X. Chao, Z. Wang, W. Wang, L. Hou, P. Fu, X. Chen, N. Zhu, Z. Song. A Single-Ended Diffuse Reflection Multi-Component Measurement System Based on Gas Absorption Spectroscopy: China, Application Number or Patent Number: 202111091111.4

Publications（ORCID: https://orcid.org/0000-0002-1293-5837）

Google Scholar: https://scholar.google.com.hk/citations?user=NoXw52sAAAAJ&hl=zh-CN

Selected Publications:

1. Z. Song, N. Zhu, W. Wang, A.L. Sahlberg, X. Chao*, Directly-excited laser-induced thermal grating spectroscopy and thermometry with carbon dioxide vibrational transition, Measurement Science and Technology 35 (9), 095208 (2024).

2. N. Zhu, Z. Song, W. Wang, X. Chao*, Non-uniform line-of-sight measurements of nitric oxide using mid-infrared Faraday rotation spectroscopy, Optics Express 32 (12), 21996-22008 (2024).

3. Z Song, X Chao, AL Sahlberg*, Temperature and Thermal Diffusivity Diagnostics in Laminar Methane Flames Using Infrared Four-Wave Mixing Techniques

4. X. Chen, N. Zhu, Y. Wakata, W. Wang, Z. Song, X. Chao*, Full-field vapor concentration and temperature field measurement of an evaporating ethanol–water binary sessile drop by tomographic laser absorption spectroscopy, Physics of Fluids 35 (12) (2023).

5. N. Zhu, Z. Song, W. Wang, X. Chen, X. Chao*, Mid-infrared virtually imaged phased array spectrometer with optical frequency comb: fast thermometry over large dynamic range, Measurement Science and Technology 34 (12), 125501 (2023).

6. W. Wang, N. Zhu, Z. Wang, C. Zhao, Z. Song, X. Chen, X. Chao*, Efficient terahertz absorption gas sensor with Gaussian process regression in time-and frequency-domain, Sensors and Actuators B: Chemical 369, 132349 (2022).

7. N Zhu, Z Xu, Z Wang, Z Song, W Wang, X Chen, X Chao*, Midinfrared Compressed Fourier-Transform Spectroscopy with an Optical Frequency Comb, Physical Review Applied 18 (2), 024025 (2022).

8. Z Song, W Wang, N Zhu, X Chao*, Gas velocimetry based on infrared laser-induced fluorescence, Physics of Fluids 33 (12) (2021).

9. Z Song, X Chao*, Vibrational energy transfer kinetics for quantitative species diagnostics using infrared laser-induced fluorescence, Combustion and Flame 224, 196-208 (2021).