Definition:Angstrom/Historical Note

Historical Note on Angstrom Unit

The angstrom was formally used for measurements of wavelengths and intramolecular distances, but has been superseded by the nanometre ($10^{-9} \, \mathrm m$)

Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): angstrom
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): angstrom