https://twitter.com/notthemacanon1/status/1275899642799173638?s=21 https://twitter.com/notthemacanon1/status/1275899642799173638

Microresonators are micrometre-scale structures for confining light. Light is reflected internally at the edges of the resonator. This creates a series of standing-wave optical modes, or resonances, similar to those that can exist on a vibrating guitar string.

All my heart.