4.2 Utilizing Electron Emission Spectroscopy
79
Photoelectron emission
yield spectroscopy (PYS)
Core level
E F
hν
metal
Electrons
from E F level
PosiƟon of E MIN →
PosiƟon of E MAX → ΔE VB
Photoelectron
spectroscopy
E MIN
E MAX
hν
EmiƩed electrons
Fig. 4.9 Schematic illustration of the principles of two types of electron emission spectroscopy,
photoelectron emission yield spectroscopy and photoelectron spectroscopy (see text for explanation)
Fig. 4.10 Schematic illustration of principle of photoelectron emission yield spectroscopy (see text
for explanation)