News tagged with vacuum tube

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 ...

dateNov 18, 2009 in General Physics
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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.

dateSep 10, 2009 in Nanomaterials
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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 ...

dateAug 19, 2009 in Space Exploration
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Teeny-tiny X-ray vision

The tubes that power X-ray machines are shrinking, improving the clarity and detail of their Superman-like vision. A team of nanomaterial scientists, medical physicists, and cancer biologists at the University of North Carolina ...

dateJul 28, 2009 in Nanomaterials
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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 ...

dateJul 06, 2009 in Quantum Physics
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