An air-filled balloon cooled in liquid nitrogen will shrink. When warmed back up in air, the balloon re-inflates. Skilled individuals can make balloon animals to dunk in liquid nitrogen. Otherwise, ...

A ring cooled in liquid nitrogen will jump higher than an identical ring that is at room temperature. Contrary to popular belief, this is not a demonstration of Lenz' law. The current induced in the ...

A rare-earth barium copper oxide (REBCO) is now being used by an Oxfordshire-based company for its superconducting properties ...

IN some experiments we recently made to see if a Raman effect could be observed with homopolar molecules, we found that the spectrum of the light scattered by liquid air included six sharp and ...

The successful integration of the nitrogen generator skid has enhanced Transerve-JHT’s operational capabilities while ...