Search for B-+/-->[K--/+pi(+/-)](D)K-+/- and upper limit on the b -> u amplitude in B-+/--> DK +/-

Search for B-+/-->[K--/+pi(+/-)](D)K-+/- and upper limit on the b -> u amplitude in B-+/--> DK +/-

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The decay of B± → [K∓π ±]DK ± is discussed. It is found that K∓π± pair originates from the decay of a D0 or D̄0. An upper limit is set on the ratio which is less than 0.026 (90% C.L.). This results in a small value of the amplitude ratio.

Bibliographic Details
Main Authors: Aubert, B, Barate, R, Boutigny, D, Couderc, F, Gaillard, J, Hicheur, A, Karyotakis, Y, Lees, J, Tisserand, V, Zghiche, A, Palano, A, Pompili, A, Chen, J, Qi, N, Rong, G, Wang, P, Zhu, Y, Eigen, G, Ofte, I, Stugu, B, Abrams, G, Borgland, A, Breon, AB, Brown, D, Button-Shafer, J
Format: Journal article
Language:English
Published: 2004

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