Comment on ``Measurement of the He mass diffusion coefficient in superfluid He over the 0.45--0.95 K temperature range
arXiv:0804.1506 · doi:10.1209/0295-5075/82/39901
Abstract
The role of 3He-3He collisions in our diffusion experiment is addressed and shown to not be relevant to the measurement of 3He diffusion against phonons in superfluid helium.
Two pages, in Europhysics Letters format