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The reason for the aggregation of diamond nanoparticles in suspensions
Eidelman E. D. 1,2, Babenko A. Y. 2
1Ioffe Institute, St. Petersburg, Russia
2St. Petersburg State Chemical Pharmaceutical Academy, St. Petersburg, Russia
Email: eugeny.eidelman@pharminnotech.com, alexti.babenko@pharminnotech.com

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It is proved that the bond of diamond nanoparticles during their connection - agglomeration, is formed mainly due to a weak - about 0.05 eV - bond of unpaired electrons from the subsurface layers of each particle. This property distinguishes diamond nanoparticles from all known types of nanoparticles. Keywords: diamond nanoparticles, weak covalent bond, agglomeration, suspension.
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