Royal Society of Chemistry, RSC Advances, 97(6), p. 95328-95336, 2016
DOI: 10.1039/c6ra19307b
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While the asphaltene-resin dimer leads to π–π stacking outward from surface, sulphide group favors this nanoaggregate adsorption on calcite that is energetically similar to the asphaltene monomer adsorbed through less steric and dielectric effects.