Yajun Yu

CW DFB-QCL- and EC-QCL-based sensor for simultaneous NO and NO2 measurements via frequency modulation multiplexing using multi-pass absorption spectroscopy

Frank K. Tittel, Robert J. Griffin, Nancy P. Sanchez, 2017, OPTO.

Quartz tuning forks with novel geometries for optoacoustic gas sensing

Frank K. Tittel, Vincenzo Spagnolo, Gaetano Scamarcio, 2016, SPIE OPTO.

Compact TDLAS based sensor design using interband cascade lasers for mid-IR trace gas sensing.

Angelo Sampaolo, Frank K Tittel, Chuantao Zheng, 2016, Optics express.

Beat frequency quartz-enhanced photoacoustic spectroscopy for fast and calibration-free continuous trace-gas monitoring

Huadan Zheng, Frank K. Tittel, Lei Zhang, 2017, Nature Communications.

CW EC-QCL-based sensor for simultaneous detection of H2O, HDO, N2O and CH4 using multi-pass absorption spectroscopy.

Frank K Tittel, N. P. Sanchez, Yajun Yu, 2016, Optics express.

Dual quantum cascade laser-based sensor for simultaneous NO and NO2 detection using a wavelength modulation-division multiplexing technique

Frank K. Tittel, Weilin Ye, Chuantao Zheng, 2017 .