«In contrast to many other forms of scanning probe microscopy, scanning quantum dot microscopy can even work at a distance of
several nanometres.
Not exact matches
Taking measurements over
several hours allowed Jonnal's team to track each disc, revealing that the cells grow at roughly 150
nanometres each hour (Biomedical Optics Express, DOI: 10.1364 / boe.3.000104).
With length of
several micrometres the wires can exceed the length of the cells by far, but their diameter is only a few
nanometres.
Aerosols A suspension of airborne solid or liquid particles, with a typical size between a few
nanometres and 10 μm that reside in the atmosphere for at least
several hours.
For comparison I've seen the Knudsen layer described as «
several mean free paths thick» which in the atmosphere is about 70
nanometres and would be much less in water.
A suspension of airborne solid or liquid particles, with a typical size between a few
nanometres and 10 μm that reside in the atmosphere for at least
several hours.