Tracking kelp-type seaweed fuel in the archaeological record through Raman spectroscopy of charred particles: examples from the Atacama Desert coast

Luca Sitzia, Ximena Power, Débora Zurro, Jean Paul Maalouf, José Cárcamo, Kristopher J. Chandía, J. M. Alonso Vega, César Borie, Constanza Roa Solís, Claudia Silva, Diego Salazar, Sebastián Vivanco, Valentina Hernández, Catalina Aliste, Sebastián Ibacache, Rodrigo Lorca