Sharma, Vijay K Optical gain characteristics of C 460 and C 450. [electronic resource] - Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy Mar 2003 - 1035-43 p. digital Publication Type: Journal Article ISSN: 1386-1425 Standard No.: 10.1016/s1386-1425(02)00281-0 doi Subjects--Topical Terms: Coumarins--chemistryLasersNitrogenSpectrophotometry