Hexagonal boron nitride nanosheets exfoliated by sodium hypochlorite
First, 2 g of micro-sized h-BN powder and 100 mL NaClO solution were loaded into a agate grinding bowl with 8-mm-diameter agate balls at ball-to-powder ratio of 50:1. Then, the rotation speed of the double planetary mill was set to 140 rpm, and the h-BN/NaClO mixture was milled for 16 h.
