Related papers: Y(5S) Results at Belle
Recent results obtained using the data sample of 23.6 fb^-1 collected on the Y(5S) resonance with the Belle detector at the KEKB asymmetric energy e+ e- collider are discussed. Measurements of several B_s^0 decay branching fractions are…
Decays of the Y(5S) resonance to channels with B^+ and B^0 mesons are studied using a 23.6 fb^-1 data sample collected on the Y(5S) resonance with the Belle detector at the KEKB asymmetric energy e^+ e^- collider. The fully reconstructed…
Decays of the Y(5S) resonance to channels with B^+ and B^0 mesons are studied using a 23.6 fb^{-1} data sample collected with the Belle detector at the KEKB asymmetric-energy e^+ e^- collider. Fully reconstructed B^+ -> J/\psi K^+, B^0 ->…
We review recent results from the Belle experiment, which took data at the KEKB asymmetric-energy e+e- collider in Japan. The experiment recorded about 1000 fb^{-1} of data running mainly at the \Upsilon(4S) and \Upsilon(5S) resonances. The…
The large data sample recorded with the Belle detector at the Y(5S) energy provides a unique opportunity to study the poorly-known $\bs$ meson. Two analyses, performed with a data sample representing an integrated luminosity of 121 /fb, are…
We report the recent results of a search for the decay B- --> tau- anti-nu_tau, observations of new resonances X, Y and Z, and the first results from Upsilon(5S) data collected with the Belle detector at KEKB e+e- collider.
Several exclusive $B_s^0$ decays are studied using a 1.86 fb-1 data sample collected at the Y(5S) resonance with the Belle detector at the KEKB asymmetric energy e^+ e^- collider. In the $B_s^0 \to D_s^- \pi^+$ decay mode we find 10 $B_s^0$…
The large data sample being recorded with the Belle detector at the Y(5S) energy provides a unique opportunity to study the poorly-known Bs0 meson. Three analyses, using a sample of 23.6 /fb, are presented. We report the first observation…
The large data sample recorded with the Belle detector at the Y(5S) energy provides a unique opportunity to study the poorly-known Bs0 meson. Several analyses, made with a data sample representing an integrated luminosity of 23.6 /fb, are…
We report results based on a 1.86 fb$^{-1}$ data sample collected on the $\Upsilon$(5S) resonance by the Belle detector at the KEKB asymmetric energy $e^+ e^-$ collider. The inclusive production of $D_s$, $D^0$ and $J/\psi$ mesons at the…
The B-factories have successfully exploited the unique advantages of the \Upsilon(4S) resonance to study many aspects of the B_d and B_u mesons. The \Upsilon(10860) resonance, also known as \Upsilon(5S), is above mass threshold for the B_s…
We present recent measurements of B and B^0_s production using data collected on the Y(5S) resonance at CLEO and Belle. We also briefly discuss what can be learned using sufficiently larger data samples in the future.
Recent results and future prospects for Y(5S) running at B-factories are discussed. The first Belle measurements with 23.6 fb-1 of data taken at the Y(5S) energy are reported. Eligibility of potential measurements expected with 100 fb-1 and…
We have analyzed 121.4 fb$^{-1}$ of data collected at the $\Upsilon(5S)$ resonance by the Belle experiment using the KEKB asymmetric-energy $e^+e^-$ collider to search for the decay $B_s^0\to J/\psi\pi^0$. We observe no signal and report an…
The large data sample recorded with the Belle detector at the {\Upsilon}(5S) energy provides a unique opportunity to study the poorly-known Bs meson. Several analyses, made with a data sample representing an integrated luminosity of 23.6…
We present the first evidence of the decay B- --> tau- nu_tau-bar using 414 fb^-1 of data collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-energy e+e- collider. Events are tagged by fully reconstructing…
The Belle experiment at KEK accumulated a $121.4~{\rm fb}^{-1}$ sample of $e^+e^-$ collisions at the $\Upsilon(5S)$ resonance. This sample provides ample opportunity for improving the understanding of both the properties of $B_s$ mesons and…
We review recent results obtained using the data recorded with the Belle detector at the KEKB asymmetric-energy e+ e- collider in KEK, Japan.
Using 121.4 fb^{-1} of data collected with the Belle detector at the Y(5S) resonance at the KEKB asymmetric-energy e^+e^- collider, we report evidence for the B_s^0 -> Lambda_c^+ Lambda-bar pi^- decay mode with a measured branching fraction…
We have studied Bs0 -> Ds- pi+ and Bs0 -> Ds^(-/+) K^(+/-) decays using 23.6 /fb of data collected at the Upsilon(5S) resonance with the Belle detector at the KEKB e+e- collider. This highly pure Bs0 -> Ds- pi+ sample is used to measure the…