Used primarily with the metric system, this prefix denotes a factor of 10 −9 or 0.000 000 001 It is frequently encountered in science and electronics for prefixing units of time and length The prefix derives from the greek νᾶνος (latin nanus), meaning dwarf. What is so special about “nano” Rather, working at the nanoscale enables scientists to understand and utilize the unique physical, chemical, mechanical, and optical properties of materials that occur at this scale. Nanotechnology, the manipulation and manufacture of materials and devices on the scale of atoms or small groups of atoms.
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