1.

Conference Proceedings
Conference Proceedings
1. Maintenance-free principles of FTIR gas analyzers
Liu, X. ; Li, H. ; Shang, L. ; Zhong, Q.
Pub. info.: Optical design and testing II : 8-12 November 2004, Beijing, China.  pp.947-954,  2004.  Bellingham, Wash..  SPIE - The International Society of Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 5638
2.

Conference Proceedings
Conference Proceedings
2. Quantitative characteristics of methane's infrared spectra
Liu, X. ; Shang, L. ; Li, H.
Pub. info.: Nonlinear Optical Phenomena and Applications.  pp.593-600,  2004.  Bellingham, Wash..  SPIE - The International Society of Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 5646