More Soaked membrane elasto-capillary effects of a soaked membrane Drop & Fibre Elastic beam coiling around a drop Confined Elastica An Elastica confined between two walls Flexible fibre & Deformable ring Elastic beam growing in an elastic ring Basic Planar Elastica Deformation and bifurcation of a planar Elastica Pending Drop Study of a pending dop as an optimisation problem Past Instabilities in supercritical fluids Numerical study (DNS) of the transition to turbulence in supercritical fluids Hydrothermal vents Experimental study of hydrothermal vents' formation and interaction.