News tagged with frequency

A low-cost, finger-nail sized radar

European researchers have squeezed radar technology into a low-cost fingernail-sized chip package that promises to lead to a new range of distance and motion sensing applications. The novel device could have important uses ...

Nov 23, 2012 5 / 5 (15) 5

One size cloaks all

A metamaterial invisibility cloak that can adapt to hide different sized objects is demonstrated by in Nature Communications this week. The findings represent a useful advance for more practical applications of metamaterial cloaki ...

Nov 21, 2012 5 / 5 (4) 0

Increasing efficiency of wireless networks

(Phys.org)—Two professors at the University of California, Riverside Bourns College of Engineering have developed a new method that doubles the efficiency of wireless networks and could have a large impact ...

Nov 13, 2012 4 / 5 (7) 0 | with audio podcast

Next-generation echo sounder ready

Norwegian researchers are putting the finishing touches on a new echo sounder that provides far more information than previous versions ever could – making it much easier to identify fish and zooplankton.

Nov 08, 2012 not rated yet 0

Sensors for the real world

Over the last decade there has been an increased interest in developing resonators for gravitmetric sensing; however, the sensors' response to variations in temperature has prevented them from being used outside the laboratory. ...

Nov 05, 2012 not rated yet 1