Frequency, Hz
Name of radiation
Photon energy, eV
Wavelength, m
-10"13 —1 X-unit, XU -10-12
io-11 ■
— IQ-io — i angstrom, Ä 10-9—1 nanometer, nm
-10-7
10~°—1 micron, y.
IO"8 1<H 10 "3
— IO-2 — 1 centimeter, cm 10-1
—10° — 1 meter, m -101 102
-103 — 1 kilometer, km -10* 105
The electromagnetic spectrum