... American.For more than 20 years, the only known superconductors that worked far above liquid-helium temperatures were a few dozen compounds--virtually all based on copper. Now scientists have ...
... transition to a kind of magnetic order in solid helium-3 at very low temperatures. They were achieving ... cooling" -- putting pressure on a mixture of solid and liquid helium-3. In the first Letter two ...
... temperatures.
"For graphene transistors, previous demonstrations of field-effect transistors were all done at liquid helium temperature, which is 4 Kelvin [-452 Fahrenheit]," said Dai, the lead ...
... because it requires a very cold environment attainable only with the help of expensive cryogens such as liquid helium or liquid nitrogen. Past discoveries have helped scientists inch their way up the ...
... because it requires a very cold environment attainable only with the help of expensive cryogens such as liquid helium or liquid nitrogen. Past discoveries have helped scientists inch their way up the ...
... group, explains the core technology: "Instead of the large superconducting magnets that have to be cooled with liquid helium and nitrogen, extra-strong permanent magnets are installed in our devices. ...
... cryptography and other applications.
While the device currently still requires quite cold temperatures and sits in a liquid helium bath, it is compact enough to fit in the palm ...
... an alarming quench of about 100 superconducting magnets yesterday, that heated up as much as 100 C. A tonne of liquid helium spilled into the tunnel and the CERN fire brigade went in ...
An early-warning system to prevent another massive liquid helium
leak at the Large Hadron Collider at ... , a report into the
incident reveals.A high-pressure helium leak forced the LHC to shut
down on ...
... on the incident,
which was caused by a short circuit that burned a hole in a vessel
containing liquid helium. The resulting explosion caused enough
damage to put the machine out of action until at ...
... finding came from data collected from a large helium-filled NASA balloon, big enough to ... immersed in more than 500 gallons of ultra-cold liquid helium. The instrument's operating temperature was just ...
... and a friction-free superfluid. While scientists have found evidence for supersolids in complex liquid helium mixtures, a supersolid formed from such weakly interacting gas atoms would be simpler to ...
... about May 12, give or take a week or so, the observatory is predicted to run out of the liquid helium that has run through its veins, keeping its infrared detectors at frosty operating temperatures ...
... Great Observatories, Spitzer,
has reached the end of its main mission. Launched in 2003 to work
at infrared wavelengths, it used liquid helium coolant to keep its
instruments operating at peak...
... Oregon physicists have successfully landed a one-two punch on a tiny glass sphere, refrigerating it in liquid helium and then dosing its perimeter with a laser beam, to bring its naturally occurring ...
