When winter sets in and the temperatures drop, a steady supply of firewood becomes more than a comfort: it’s a necessity. Whether you rely on a fireplace, wood stove, or outdoor fire pit, splitting ...

Abstract: A novel controllable polarization beam splitter is designed by using the modified Y-branch waveguide structure, in which the nematic liquid crystal is introduced. The optical performance of ...

The last new Navy ship design announced was for a frigate. Yesterday, something considerably larger was unveiled: a new class of American-designed battleships —the Trump class — that, says the ...

Abstract: To further enhance the nonlinear and cryptographic properties of chaotic S-boxes, a novel S-box design is proposed based on the discrete chaotic map and improved artificial bee colony ...