411 REFERENCE · Wiktionary
Janus particle
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
In reference to the two-faced god Janus.
Noun
en nanotechnology physics A spherical microscopic particle which has hemispheres with sharply differing properties, such as one hydrophilic hemisphere and one hydrophobic hemisphere
See also
en eponyms