Acidizing treatments enhance coal permeability by dissolving minerals and clearing flow pathways 10,11, while also altering the surface morphology of coal 12,13. Hydrochloric acid (HCl) reacts with ...
The porous fluid storage medium is a solid–liquid biphasic complex inspired by biological articular cartilage, which can self-compensate for lubrication by precipitating fluid through the pores under ...