Assertion: hydrocarbon's carbon | /r/HasProperty | xb
Facets:
Source sentences:
text: The similar mole fraction of bridgehead aromatic carbon (Xb) in all mature kerogen samples (VRo >1, Fig. 2 in Supplementary Information) also supports that the total amount aromatic clusters do not increase significantly with maturity.
text: Regression models have been developed to determine thermal maturity using aromatic carbon percentage, the mole fraction of bridgehead carbon (Xb), SP2 to SP3 carbon ratio26,32,45.