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Picometre - Wikipedia

The picometre or picometer (American spelling) is a unit of length in the metric system, equal to 1×10⁻¹² m, or one trillionth (1/1000000000000) of a metre ...

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Is the picometer a smaller unit of measurement than a nanometer ...

By contrast, the prefix “pico” indicates a quantity of 10^(-12). A picometer is 10^(-12) meters, ie 1000 times smaller.

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