Two-and three-photon absorption of 12 is studied in the gas phase. The emission band at ~340 nm is attributed to the 1432, 2g(3II) ~ 2431, 2u(3II) transition, and the 385 nm band to the lg(aH) -, lu(3I]) transition. The 270 and 290 nm bands correspond to states promoted by three-photon absorption.
Theory of three-photon absorption
β Scribed by H.F. Hameka
- Publisher
- Elsevier Science
- Year
- 1966
- Weight
- 343 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0031-8914
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D +-X resorance enhxxx-d three-photon excitation spectrum of iodine WBS observed by 5 CI~ intrxavity absorption technique\_ W&rational quantum numbers of D + X transitions are gven for every major spectral feature. The corresponding one-photon enhancement from the B state is evident from the one-pho
The three-photon absorprion specwum of iodine has been recorded ur.der high resolution. using both a single umable dye laser (3PlC) and independenrly wnnble pump and probe lasrrs (3PZC). Romtional analysis of the 3P1C spaxrum confirms the presence 01 the F'(O:) smle and gives improved sprclroscopic