angstrom
| Symbol: | Å |
| Category: | Length |
| SI Equivalent: | 1×10-10 m |
| Dimension: | L |
| Notes | |
| Unit of wavelength employed in atomic and molecular physics. Named after the Swedish scientist A.J. Ångström (1814-1874), it is based on the wavelength of the emission spectra's red line of an atom of cadmium. The agreed numerical value is equal to l=6438.4696 Å in dry air which contains at maximum a volume fraction of carbon dioxide of 30x10-6, and measured under standard atmospheric pressure and at 10°C. | |
95 conversions, showing those commonly used | Show all
1 Å =
| Length | ||
| Symbol | Unit Name | |
| 6.68459×10-22 | AU, UA | astronomical unit |
| 10×107 | am | attometer |
| 1×10-8 | cm | centimeter |
| 3.28084×10-10 | ft | foot |
| 1×10-12 | hm | hectometer |
| 3.93701×10-9 | in | inch |
| 1×10-13 | km | kilometer |
| 1.05702×10-26 | ly | light-year |
| 1×10-10 | m | meter |
| 3.93701×10-3 | µin | microinch |
| 1×10-4 | µm | micron |
| 3.93701×10-6 | mil, thou | mil (thou) |
| 6.21371×10-14 | mi (stat.) | mile (statute, land) |
| 10×10-8 | mm | millimeter |
| 0.1 | nm | nanometer |
| 5.39957×10-14 | mi (int. naut.) | nautical mile (international) |
| 3.24078×10-27 | pc | parsec |
| 100 | pm | picometer |
| 1.09361×10-10 | yd | yard |
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