Authors: Freitas, JCC Emmerich, FG Cernicchiaro, GRC Sampaio, LC Bonagamba, TJ

Citation: Jcc. Freitas et al., Magnetic susceptibility effects on C-13 MAS NMR spectra of carbon materials and graphite, SOL ST NUCL, 20(1-2), 2001, pp. 61-73

Authors: Freitas, JCC Bonagamba, TJ Emmerich, FG

Citation: Jcc. Freitas et al., Investigation of biomass- and polymer-based carbon materials using C-13 high-resolution solid-state NMR, CARBON, 39(4), 2001, pp. 535-545

Authors: Freitas, JCC Emmerich, FG Bonagamba, TJ

Citation: Jcc. Freitas et al., High-resolution solid-state NMR study of the occurrence and thermal transformations of silicon-containing species in biomass materials, CHEM MATER, 12(3), 2000, pp. 711-718

Authors: Larica, C Nunes, E Freitas, JCC

Citation: C. Larica et al., Low field magnetic studies of some Gd1-xLax alloys, J PHYS-COND, 11(3), 1999, pp. 821-831

Authors: Freitas, JCC Bonagamba, TJ Emmerich, FG

Citation: Jcc. Freitas et al., C-13 High-resolution solid-state NMR study of peat carbonization, ENERG FUEL, 13(1), 1999, pp. 53-59