1. Park, C. M.; Prabhu, S.M. “Metal-graphene hybrid material for removing arsenic adsorption and its preparation method, and adsorption removal method of arsenic ion using the same”, Korea Patent Publication No: 10-2224990, March 03, 2021.
2. Park, C. M.; Prabhu, S.M. “Lanthanum-alkoxide hybrid material for removing toxic anions adsorption and its preparation method, and adsorption removal method of toxic anions using the same”, Korea Patent Publication No. 10-2242608, April 15, 2021.
3. Park, C. M.; Prabhu, S.M. “Zirconium-alkoxide hybrid material for removing toxic anion adsorption and its preparation method, and adsorption removal method of toxic anions using the same”, Korea Patent Publication No. 10-2242610, April 15, 2021.