Andronikashvili experiment

Andronikashvili experiment

[‚an·drə¦ni·kəsh¦vil·ē ik′sper·ə·mənt]
(cryogenics)
An experiment to determine the fractional densities of the superfluid and normal fluid components of liquid helium by measuring the period and decrement of a torsional pendulum immersed in the helium.