Touchpong Janlee and Nawadee Srisiriwat 2024. Flame retardant sound absorbing panel made from bamboo charcoal and natural kaolin clay . International Journal of Nanoelectronics and Materials (IJNeaM) . 17, 1 (Feb. 2024), 66–75. DOI:https://doi.org/10.58915/ijneam.v17i1.463.