In my early 20s, I considered bar carts an essential piece of furniture, right up there with headboards. Everyone who had their life together seemed to have one. But somewhere along the way, I had a ...

Abstract: Flat band slow light with high coupling efficiency is achieved in a simple one-dimensional grating waveguide. An ideal flat band indicating slow light with group index of 18.3 and bandwidth ...

Reinforcing steel bars (rebars) in the concrete need to be inspected to prevent the structure from collapsing. Magnetic nondestructive testing methods can inspect the rebar without the influence of ...