Rotational mechanism of lasing in singly ionized nitrogen molecules under femtosecond mid-IR pumping

Ali Azarm, Paul Corkum, Pavel G Polynkin

3 Scopus citations

Abstract

Through high-resolution spectroscopy of lasing on N2 + ions at 428nm wavelength, we quantify optical gain and population inversion in the gain medium. We show that molecular rotations are the enabling effect in this lasing process.

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Azarm, A., Corkum, P., & Polynkin, P. G. (2016). Rotational mechanism of lasing in singly ionized nitrogen molecules under femtosecond mid-IR pumping. In 2016 Conference on Lasers and Electro-Optics, CLEO 2016 [7788130] Institute of Electrical and Electronics Engineers Inc..