Activation energies (E_a) obtained for pyrolysis of Sargassum sp. (experimental conditions: 400–600 °C).

Kinetic parameter	Reaction direction	Activation energy, Ea [kJ mol−1]	Pre-exponential factor, A [s−1]
k 1	Solid → liquid	21.83	8.22 × 10−3
k 2	Solid → gas	26.77	1.97 × 10−3
k 3	Liquid → gas	26.31	2.30 × 10−2