This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed. Chart does not reflect ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed.

Solid-state lasers are lasers made from crystalline materials. The very first laser used ruby as a solid-state active region in 1960, and there are now hundreds of known alternatives. The most common ...