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| -rw-r--r-- | pe-effect.tex | 2 |
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diff --git a/pe-effect.tex b/pe-effect.tex index 6a78e76..5c52d3f 100644 --- a/pe-effect.tex +++ b/pe-effect.tex @@ -37,7 +37,7 @@ KE_{max} = (\frac{1}{2}mv^2)_{max} = eV_0 where $KE_{max}$ is the maximum kinetic energy, $m$ and $e$ are the mass and the charge of an electron, and $V_0$ is a potential required to stop the electrons (known as the stopping potential). -From the point of view of a wave theory of light, the energy carried by the light wave is proportional to its +From the point of view of the wave theory of light, the energy carried by the light wave is proportional to its intensity and independent of light frequency. Thus, it was logical to expect that stronger light should increase the energy of photoelectrons. However, the experiments of Philipp Lenard in 1900 showed something different: although the maximum current increased with light intensity, the stopping potential $V_0$ was |