A new phase shifter does not need clean-room facilities for fabrication, so is inexpensive to manufacture. The liquid-metal enabled phase shifting elements have a 'passive' nature, unlike the 'active' ...

“Two halves make a whole” is a very old and often true maxim. For example, it’s almost always true when said about AC phase angle power control. You rarely want significant alternating half-cycle ...

Researchers at the Technion-Israel Institute of Technology have measured “dark points” inside light waves that appear to travel faster than light itself, confirming a theoretical prediction made half ...