TWENTY-FIVE years ago, one of us 1 suggested an ‘external work’ machine to be used for the liquefaction of the gases of low boiling point, in particular helium and hydrogen, in a process ...
In recent years, China has been discreetly reducing its dependence on US-sourced helium – a rare and strategic resource widely used in medical and hi-tech industries, including semiconductors ...
About one-third of the world’s helium supply is needed to run medical MRI equipment, said Nawata, adding that in Canada alone, there are some 378 MRI machines. Helium demand from “newer ...
Helium is one of our few non-renewable resources, and yet it is critical for many applications as an inert gas and as one of the coldest substances known. The unique properties of this “endangered ...
To keep things that chilly, the machines use liquid helium, a finite resource. To counter that, GE is developing a new magnetic technology that only needs about 1% of the liquid helium traditional ...
Two thousand liters of helium gas were allegedly released as a result of the rifle striking the machine. After retrieving his rifle, the officer is said to have accidentally left a magazine full ...
According to the MRI facility, a second officer pushed the sealed emergency quench button in the room, releasing “2,000 liters of helium gas and resulting in extensive damage to the MRI machine.” ...