Fullerene C-60 was dissolved in toluene-water mixture under sonochemical activation, and after toluene evaporation a stable aqueous solution remained. The problem of C-60 stability in aqueous medium was studied by means of polarization modulation infrared reflection adsorption spectroscopy (PM IRRAS), time-of-flight secondary ion mass spectrometry (TOF SIMS) and atomic force microscopy/scanning tunneling microscopy (AFM/STM) techniques. It was found that C-60 clusters are in the aqueous solution stabilized by the presence of thin layer of methylbenzoate produced during sonication.
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St Petersburg State Polytech Univ, St Petersburg Acad Sci Strength Problems, Polytekhnicheskaya 29, St Petersburg 195251, RussiaSt Petersburg State Polytech Univ, St Petersburg Acad Sci Strength Problems, Polytekhnicheskaya 29, St Petersburg 195251, Russia
Melker, Alexander, I
Krupina, Maria A.
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St Petersburg State Polytech Univ, Dept Expt Phys, Polytekhnicheskaya 29, St Petersburg 195251, RussiaSt Petersburg State Polytech Univ, St Petersburg Acad Sci Strength Problems, Polytekhnicheskaya 29, St Petersburg 195251, Russia
Krupina, Maria A.
Zarafutdinov, Ruslan M.
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St Petersburg State Polytech Univ, Dept Mech & Control Proc, Polytekhnicheskaya 29, St Petersburg 195251, RussiaSt Petersburg State Polytech Univ, St Petersburg Acad Sci Strength Problems, Polytekhnicheskaya 29, St Petersburg 195251, Russia