Angstrom Unit (Noun)
Meaning
A metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation.
Classification
Nouns denoting quantities and units of measure.
Examples
- The wavelength of the laser was measured in angstrom units to ensure precise calibration.
- The scientist used angstrom units to express the diameter of the nanoparticles in her research paper.
- The angstrom unit is a convenient unit of measurement for expressing the size of atoms and molecules.
- The spectrometer was calibrated to measure wavelengths in angstrom units to analyze the composition of the sample.
- The textbook explained that the angstrom unit was named after the Swedish physicist Anders Jonas Ångström, who first used it to measure wavelengths of light.