The Beauty of Nonlinear Optics
This is a false-color image of a blue lace agate mineral sample, taken on a multiphoton microscope. The red color is from second-harmonic generation in the quartz mixed into this sample. The green color is from third-harmonic generation. [Honorable Mention, OPN 2020 Photo Contest]
—Benjamin M. Cromey, Ball Aerospace, Boulder, CO, USA
08 Feb 2021