18pm
Input interpretation |
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18 pm (picometers) |
Comparison as length |
~~ 0.18 × atomic length scale ( 1 Å ) |
Comparison as circumference |
~~ ( 0.092 ~~ 1/11 ) × atomic circumference of helium (the smallest atom) ( 3.142 atomic diameters of helium (the smallest atom) ) |
Comparison as angular wavelength |
~~ 47 × natural unit (~~ 3.9×10^-13 m ) |
Comparison as wavelength |
~~ 7.4 × electron Compton wavelength (~~ 2.4×10^-12 m ) |
Electromagnetic frequency range |
HX (hard x-ray) |