Properties of carbon particles in archeological and natural Amazon rainforest soils

Sugandha Dogra Pandey,Leonardo Cristian Rocha,Gabriel Pereira, Camila Deschamps,João Luiz Elias Campos,Newton Falcão, André Prous,Ado Jorio

CATENA（2020）

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摘要

•Physical-Chemical analyzes showing comparison among carbon microstructures.•Carbon grains in amazon rainforest soils displayed sp2 nanocrystallite structure.•Terra Preta-carbons have larger number of point defects than Rio Negro sediment.•Terra Preta do Índio-carbons are richer in nutrients than Rio Negro deposits-carbon.

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关键词

Terra Preta de Índio,Rio Negro,Carbon,Raman spectroscopy,Scanning electron microscopy,Energy dispersive X-ray spectroscopy

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