Bečirević, D.; Kou, E.; Le Yaouanc, A.; Tayduganov, A.
The journal of high energy physics,
17/8, Letnik:
2012, Številka:
8
Journal Article
A
bstract
We discuss the possibilities of assessing a non-zero
from the direct and the indirect measurements of the photon polarization in the exclusive
b
→
s
γ
(*)
decays. We focus on three methods and explore the following three decay modes:
B
→
K
*
(→
K
S
π
0
)
γ
,
B
→
K
1
(→
Kππ
)
γ
, and
B
→
K
*
(→
Kπ
)
ℓ
+
ℓ
−
. By studying different New Physics scenarios we show that the future measurement of conveniently defined observables in these decays could provide us with the full determination of
C
7
γ
and
.
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