News tagged with vacuum tube

The Ultimate Long Distance Communication

Anyone who's vacationed in the mountains or lived on a farm knows that it's hard to get good internet access or a strong cell phone signal in a remote area. Communicating across great distances has always ...

Aug 19, 2009
4.3 / 5 (21) 11

ENIAC panels go on display at Oklahoma museum

We keep up with history of events through the calendar, marking special days: Amelia Earhart's birthday, the collapse of the Berlin Wall; the assassination of JFK. Another path is through narrative. An eye-catcher ...

Nov 26, 2014 weblog
4.7 / 5 (3) 0

New way to generate terahertz radiation

(Phys.org) -- Cornell researchers have developed a new method of generating terahertz signals on an inexpensive silicon chip, offering possible applications in medical imaging, security scanning and wireless ...

Jul 11, 2012
4.9 / 5 (12) 4 | with audio podcast

Crashing the size barrier

Like surfers on monster waves, electrons can ride waves of plasma to very high energies in a very short distance. Scientists have proven that plasma acceleration works. Now they're developing it as a way to ...

Nov 18, 2009
4.5 / 5 (17) 6

Using Nanotubes in Computer Chips

(PhysOrg.com) -- MIT materials scientists have developed a new technique for growing carbon nanotubes that could replace the vertical wires in chips, permitting denser packing of circuits.

Sep 10, 2009
5 / 5 (3) 3

Physicist takes a quantum leap

(PhysOrg.com) -- A University of Queensland physicist is seeking answers to a persistent problem throughout human history: how do I compute things? None, however, have had the same impact as what we today know as simply the ...

Jul 06, 2009
4.3 / 5 (7) 2