When it comes to buying gifts for female gun owners—or women who shoot—I’m a firm believer that for a lot of things, there’s no difference between what you would get a woman vs. what you would get a ...

Micro-optics are optical systems that are between a few micrometres and a millimetre in size. This includes small lenses or arrays of lenses, or optical fibres with a microscale core diameter. Such ...

Nonlinear optics is the study of how intense light interacts with matter. The optical response of a material usually scales linearly with the amplitude of the electric field. At high powers, however, ...

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.

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 ...