Natural gas is one of the major naturally occurring and efficient energy sources, consisting of a complex mixture of light hydrocarbon compounds (C 1 –C 11, where methane > 90% v/v) and a minor ...
We study the behaviour of the green alga Chlamydomonas reinhardtii (CR) in the presence of neighbouring regions of different viscosity. We show that the velocity and angular diffusion of the algae ...