AFm phase C3AH6 C4ACH11 HC Research & information: general adsorption adsorption interaction alkaline earth metals bead mill biofuel production calcium hemicarboaluminate cement hydration cement phases curcumin diffusion drug release flammability green chemistry heavy metals removal heterogeneous basic catalysis hydrothermal synthesis katoite layered double hydroxide layered double hydroxides layered double hydroxides (LDHs) mechanochemistry microwave-assisted organic synthesis mixed metal oxides nanocomposites nanofillers