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Figure 4
(a) Surface-sensitive valence-band spectra from the Cs/Alq3 interface at different Cs coverages. (b) Cut-off spectra from the Cs/Alq3 interface at different Cs coverages. The spectra were recorded at a photon energy of 46 eV. |
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Figure 4
(a) Surface-sensitive valence-band spectra from the Cs/Alq3 interface at different Cs coverages. (b) Cut-off spectra from the Cs/Alq3 interface at different Cs coverages. The spectra were recorded at a photon energy of 46 eV. |