5. South Korea
Total nanotechnology spending: $400,000,000
Rank based on spending: 7
Number of papers published: 1461
Rank based on papers published: 5
While it may not have the power, wealth or infrastructure if compared to other countries featuring on the list, South Korea has managed to make a name for itself in the nanotechnology field. This is mainly due to the fact that while South Korea has a limited budget overall, it has outspent the UK by nearly 3 times on nanotechnology research.