Magnetically induced linear,nonreciprocal, and tunable transparency

• DOI: 10.1364/ol.426980
• Publication Date: 2021-06-28T13:00:07Z
• Authors: A. H. Gevorgyan
• Keywords: Laser linewidth; Optical transparency

We report the discovery of a new effect, namely, effect magnetically induced transparency. The is observed in active helically structured periodical medium. Changing external magnetic field and absorption, one can tune frequency linewidth transparency band.