Supervisor of master, associate professor
School of Electrical Engineering and Automation
Tianjin Polytechnic University, Tianjin, China
Li Jinyi was born in Hebei province, China, in 1986. He graduated from Xidian University, Xi’an, China, in 2008. He received the M.E. degree from Tianjin University in 2010 and the Ph.D. degree in instrument science and technology from Tianjin University in 2013. Then he workedas a post-doctoral scholar there and completed the research workin 2015. He is currently working as an associate professor and supervisor of master at Tianjin Polytechnic University. He investigates the laser diagnostics and laser-based sensors.
Research direction and academic achievements
（1）Environmental optical instrument
（2）Laser spectral detection
Li Jinyi has been undertaking and leading 15 of research projects supported by the National Natural Science Foundation, the Tianjin Municipal Natural Science Foundation and horizontal projects. She has published nearly 50 academic papers, including 35 SCI and EI papers, and applied for 5 patents, authorized 3 patents.
Teaching and achievements
<Automatic Control Principle (Modern)>, <Introduction to Artificial Intelligence >, <Electronic Design Automation >, <Introduction to System Engineering >.
 Jinyi Li, Gang Luo, Zhenhui Du, Yiwen Ma. Hollow Waveguide Enhanced Dimethyl Sulfide Sensor Based on a 3.3 μm Interband Cascade Laser[J]. Sensors and Actuators B: Chemical, 2018, 255: 3550–3557. (SCI Q1)
 Jinyi Li, Sen Yang, Zhenhui Du, Hong Gao, Yingying Wei. Resolving multiple combustion parameters from a single transition using degraded deconvolution of Voigt lineshape[J]. Infrared Physics & Technology, 2018,92: 6-12. (SCI Q3)
 Jinyi Li, Zhenhui Du, Zheyuan Zhang, Limei Song, Qinghua Guo. Hollow Waveguide-Enhanced Mid-Infrared Sensor for Fast and Sensitive Ethylene Detection, Sensor Review, 2017，37(1):82-87. (SCI Q4)
 Jinyi Li, Zhenhui Du, Ruixue Wang et al. Applications of hollow waveguide in spectroscopic gas sensing[J]. SPECTROSCOPY AND SPECTRAL ANALYSIS, 2017, 37(7): 2259-2266. (SCI Q4)
 Jinyi Li, Chenzhi Qiao, Limei Song, Qinghua Guo. Transient emission wavelength estimation for DFB laser under temperature tuning, Optoelectronics Letters, 2017, 13(2):108-112. (EI)
 Jinyi Li, Zhenhui Du, Ying An. Frequency modulation characteristics for interband cascade lasers emitting at 3 μm [J]. Applied Physics B, 2015, 121(1): 7-17. (SCI Q3)
 Jinyi Li, Zhenhui Du, Yiwen Ma and Kexin Xu. Dynamic Thermal Modeling and Parameter Identification for Monolithic Laser Diode Module [J]. Chinese Physics B, 2013. 22(3): 034203. (SCI Q3)
 Zhenhui Du, Jinyi Li, Xiuhan Cao, Hong Gao, Yiwen Ma. High-sensitive carbon disulfide sensor using wavelength modulation spectroscopy in the mid-infrared fingerprint region, Sensors and Actuators B: Chemical, 2017, 247, 384-391(SCI Q1)
 Zhenhui Du, Jinyi Li, Hong Gao, Gang Luo, Yiwen Ma. Ultrahigh-resolution spectroscopy for methyl mercaptan at the ν2-band by a distributed feedback interband cascade laser, Journal of Quantitative Spectroscopy and Radiative Transfer, 2017,196, 123-129. (SCI Q2)
 Xiuhan Cao, Jinyi Li, Hong Gao, Zhenghui Du. Simultaneous detection of CS2, CO and N2O by differential optical absorption spectroscopy with a quantum-cascade laser, Analytical Letters, 2017, 50(14): 2342-2350. (SCI Q4)