122
6 Advanced Models for Practical Devices
ε F
vac
Δ
TPD/Cu
TPD/Au
E F (Au)
E F (Cu)
ε F
vac
LUMO
(a)
(b)
Fig. 6.9 a Experimentally measured change in work function upon TPD deposition on Au and Cu
and b molecular structure of TPD and band alignment between TPD molecule and Au and Cu [15]
Fig. 6.10 Interpretation of band alignment observed in Fig. 6.9 (see text for explanation)
6 Advanced Models for Practical Devices
ε F
vac
Δ
TPD/Cu
TPD/Au
E F (Au)
E F (Cu)
ε F
vac
LUMO
(a)
(b)
Fig. 6.9 a Experimentally measured change in work function upon TPD deposition on Au and Cu
and b molecular structure of TPD and band alignment between TPD molecule and Au and Cu [15]
Fig. 6.10 Interpretation of band alignment observed in Fig. 6.9 (see text for explanation)