%0 Journal Article %T In-sito co-pyrolysis of tea waste and polypropylene using microwave-assisted pyrolysis: products analysis, energy consumption, and synergy effect %A HAMZAH, H.T. %A VELURU, S. %A MAHDI, S.A. %A ABDULLAH, T.A. %A TUKARAMBAI, M. %A POIBA, V.R. %J Sigma Journal of Engineering and Natural Sciences %D 2025 %V 43 %P 1653-1662 %R 10.14744/sigma.2025.00063