nanodomain

https://doi.org/10.1351/goldbook.13842
Region of a self-assembled entity with an equivalent diameter of approximately \(\pu{(1\!-\! 100) nm}\).
Source:
PAC, 2012, 85, 463. (Terminology for aggregation and self-assembly in polymer science (IUPAC Recommendations 2013)) on page 481 [Terms] [Paper]