Parts of a stable liquid phase containing nanosizes particles.

Reference : Terminology for Nanomaterials and Nanotechnology, Association of Metallurgical Engineers of Serbia

It is dispersed/suspended within a fluid medium as a result of net repulsion forces that prevent a macroscopic phase separation during a non-negligible useful period of time.The average size of particles of the material is smaller than 1 micrometer and typically in the 1-100 nm range.

Reference : Nanocolloids: A Meeting Point for Scientists and Technologists, Elsevier Inc. 2016

SCIENCE
Time		Quantity	Unit	Source	Last Update	Rank
Average citation per nano-article 
2017/01/01	2017/12/31	1.25	Citation per article	Web of Science (ISI Web of Knowledge)	2018/04/10	35th	
h-Index of nano-articles 
2017/01/01	2017/12/31	9.00	--	Web of Science (ISI Web of Knowledge)	2018/04/10	27th	
ISI indexed nano-articles 
2017/01/01	2017/12/31	843	Article	Web of Science (ISI Web of Knowledge)	2018/04/10	22th	
Total number of citations to nano-articles 
2017/01/01	2017/12/31	1,054	Citation	Web of Science (ISI Web of Knowledge)	2018/04/10	22th	
INNOVATION
Time		Quantity	Unit	Source	Last Update	Rank
Nanotechnology patents in USPTO 
2017/01/01	2017/12/31	42	Patent	Orbit.com	2018/07/01	23th	
Nanotechnology published patent applications in USPTO 
2017/01/01	2017/12/31	56	Patent	Orbit.com	2018/07/01	23th	