2005, Jürgen Schulte, Nanotechnology: Global Strategies, Industry Trends and Applicationshttp://books.google.com/books?id=F37DbBpoZCQC, ISBN 0470854006, page 167:The nanoscales under development will have 10 000 to 40 000 graduations per 1 mm distance.
The scale of nanotechnology.
2006, Jessica Elzea Kogel, Industrial Minerals & Rocks: Commodities, Markets, and Usehttp://books.google.com/books?id=zNicdkuulE4C, ISBN 0873352335, page 1441:As opposed to the microscale, the nanoscale is not just another step toward miniaturization: it results in a qualitatively new material.