Quantum wells with zero valence-band offset: Drastic enhancement of forbidden excitonic transitions.
Kavokin
AV
Kaliteevski
MA
Goupalov
SV
Berger
JD
Lyngnes
O
Gibbs
HM
Khitrova
G
Ribayrol
A
Bellabchara
A
Lefebvre
P
Coquillat
D
Lascaray
JP