Input interpretation
copper | threshold frequency
Result
(1.083×10^15 to 1.233×10^15) Hz (hertz)
Work functions
(4.48 to 5.1) eV
(100) plane | 5.1 eV (110) plane | 4.48 eV (111) plane | 4.94 eV (112) plane | 4.53 eV
Electromagnetic frequency range
NUV (near ultraviolet) | UVC
NUV (near ultraviolet) | UVC
Corresponding quantities
Wavelength λ of electromagnetic radiation from λ = c/ν: | (243 to 277) nm (nanometers) | (2.4×10^-7 to 2.8×10^-7) meters | (1×10^-5 to 1.1×10^-5) inches
Spectroscopic wavenumber of electromagnetic radiation ν^~ from ν^~ = ν/c: | (36134 to 41134) cm^(-1) (reciprocal centimeters)
Angular frequency ω from ω = 2πν: | (6.8×10^15 to 7.7×10^15) rad/s (radians per second)
Photon energy E from E = hν: | (4.5 to 5.1) eV (electronvolts)