Fig. 4From: Interaction of sulfasalazine with outer surface of boron-nitride nanotube as a drug carrier in aqueous solution: insights from quantum mechanics and Monte Carlo simulationMolecular Electrostatic potential (MEP) surfaces for (a) SSZ (b) SSZ (keto)–BNNT-via carbonyl (c) SSZ (keto)–BNNT-via pyridine (d) SSZ (keto)–BNNT-via sulfonamideBack to article page