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- The notion of opposite charges attract and like repel has to be modified when dealing with certain types of solvents where like charges may group together.
Opposites charges attract; like charges repel" is a long-held fundamental principle of physics that you might have heard at school, but your teacher may have been wrong.
Researchers from the University of Oxford's chemistry department found that like-charged particles submerged in solutions were able to attract each other from long distances, depending on the solvent used and the sign of the charge.
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The study has been published in the journal Nature Nanotechnology.