A two dimensional Co(OH)2 catalytic gravity-driven membrane for water purification: a green and facile fabrication strategy and excellent water decontamination performance

A green and facile method was developed to prepare uniform Co(OH) 2 hexagonal nanosheets. The Co(OH) 2 and Co(OH) 2 /rGO catalytic gravity-driven membranes demonstrated effective removal performance towards various pollutants and long-term stability.