The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in vacuum. However, in so-called epsilon-near-zero (ENZ) materials, light ...
The most flexible, most powerful 2-in-1 out there. With AI-accelerated Copilot+ experiences and features built to keep you on the go, Surface Pro 11th Edition, a Copilot+ PC is a laptop, reimagined.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback