Biochar and granular activated carbon mitigate inhibitory stress and enhance methane production in brewery spent grain anaerobic digestion - Amanda Lima Moraes dos Santos; Amanda de Sousa e Silva; Bianca Holanda Albano Girão; Isabele Clara Cavalcante Malveira; Naassom Wagner Sales Morais; Vicente Elício Porfiro Sales Gonçalves da Silva; André Bezerra dos Santos (Biomass and Bioenergy, 2026)