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We report the first observation of the doubly Cabibbo-suppressed decay $D^+_s\to K^+K^+\pi^-$ using 605 fb$^{-1}$ of data collected with the Belle detector at the KEKB asymmetric-energy $e^+e^-$ collider. The branching ratio with respect to…

High Energy Physics - Experiment · Physics 2014-11-18 Belle Collaboration , B. R. Ko , E. Won

We report a study of the decay $B^0\rightarrow D K^+\pi^-$ followed by $D\rightarrow K^-\pi^+$, where $D$ indicates $D^0$ or $\bar{D}^0$. We reconstruct the $D K^+\pi^-$ state in a phase space corresponding to $D K^{*}(892)^0$. The…

High Energy Physics - Experiment · Physics 2015-06-05 The Belle Collaboration , K. Negishi , Y. Horii , Y. Onuki , T. Sanuki , H. Yamamoto , I. Adachi , H. Aihara , D. M. Asner , T. Aushev , A. M. Bakich , Y. Ban , K. Belous , B. Bhuyan , A. Bondar , T. E. Browder , M. -C. Chang , A. Chen , P. Chen , B. G. Cheon , K. Chilikin , R. Chistov , I. -S. Cho , K. Cho , Y. Choi , J. Dalseno , Z. Doležal , Z. Drásal , A. Drutskoy , S. Eidelman , J. E. Fast , V. Gaur , N. Gabyshev , Y. M. Goh , J. Haba , H. Hayashii , Y. Hoshi , W. -S. Hou , H. J. Hyun , T. Iijima , K. Inami , A. Ishikawa , R. Itoh , M. Iwabuchi , Y. Iwasaki , T. Iwashita , T. Julius , J. H. Kang , T. Kawasaki , C. Kiesling , H. J. Kim , J. B. Kim , J. H. Kim , K. T. Kim , M. J. Kim , Y. J. Kim , B. R. Ko , P. Kodyš , S. Korpar , R. T. Kouzes , P. Krokovny , T. Kuhr , Y. -J. Kwon , S. -H. Lee , J. Libby , C. Liu , Y. Liu , Z. Q. Liu , R. Louvot , D. Matvienko , S. McOnie , K. Miyabayashi , H. Miyata , Y. Miyazaki , D. Mohapatra , A. Moll , N. Muramatsu , E. Nakano , M. Nakao , S. Nishida , K. Nishimura , O. Nitoh , S. Ogawa , T. Ohshima , S. Okuno , G. Pakhlova , H. K. Park , T. K. Pedlar , R. Pestotnik , M. Petrič , L. E. Piilonen , M. Röhrken , S. Ryu , K. Sakai , Y. Sakai , O. Schneider , C. Schwanda , A. J. Schwartz , K. Senyo , M. E. Sevior , M. Shapkin , V. Shebalin , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , F. Simon , P. Smerkol , Y. -S. Sohn , E. Solovieva , S. Stanič , M. Starič , M. Sumihama , T. Sumiyoshi , S. Suzuki , G. Tatishvili , Y. Teramoto , K. Trabelsi , M. Uchida , T. Uglov , Y. Unno , S. Uno , P. Urquijo , G. Varner , K. E. Varvell , V. Vorobyev , C. H. Wang , M. -Z. Wang , P. Wang , M. Watanabe , Y. Watanabe , E. Won , B. D. Yabsley , Y. Yamashita , C. C. Zhang , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

We search for the singly Cabibbo-suppressed decay $D^+ \to K^- K^0_s \pi^+ \pi^+ \pi^0$ using the full data set of 988 fb$^{-1}$ recorded by the Belle experiment at the KEKB $e^+e^-$ collider. We measure the branching fraction for this…

High Energy Physics - Experiment · Physics 2022-07-15 The Belle Collaboration

We report the first observation of the doubly Cabibbo-suppressed decay, $D^{+}_{s} \to K^{+}K^{+}\pi^{-}$ and the significantly improved measurement of the doubly Cabibbo-suppressed decay, $D^{+} \to K^{+}\pi^{+}\pi^{-}$ using $\textrm{605…

High Energy Physics - Experiment · Physics 2009-10-05 The Belle Collaboration , S. Lee , B. R. Ko , E. Won

We report the first observation of a near-threshold enhancement in the $D^0\bar{D}^0\pi^0$ system from $B \to D^0\bar{D}^0\pi^0 K$ decays using a 414 $\mathrm{fb}^{-1}$ data sample collected at the $\Upsilon(4S)$ resonance. The enhancement…

High Energy Physics - Experiment · Physics 2019-08-14 G. Gokhroo , G. Majumder

We report the first observation of the B --> Dbar DsJ(2317) and B --> Dbar DsJ(2457) decays based on 123.8 10^6 BBar events collected with the Belle detector at KEKB. We observe the DsJ(2317) decay to Ds pi0 and DsJ(2457) decay to the Ds*…

High Energy Physics - Experiment · Physics 2008-11-26 P. Krokovny

We report measurements of time dependent decay rates for $B^0 \to D^{(*)-}\pi^+$ decays and extraction of CP violation parameters that depend on $\phi_3$. Using fully reconstructed $D^{(*)}\pi$ events and partially reconstructed $D^{*}\pi$…

High Energy Physics - Experiment · Physics 2008-11-26 The Belle Collaboration , F. J. Ronga

We present a study of $B^0 \to D_s^{*+}\pi^-$ and $B^0 \to D_s^{*-}K^+$ decays based on a sample of $657 \times 10^6$ $B\bar{B}$ events collected with the Belle detector at the KEKB asymmetric-energy $e^+e^-$ collider. We measure the…

High Energy Physics - Experiment · Physics 2012-08-27 Belle Collaboration

We report the first observation of a number of decay modes of the B meson, namely $B^0 \to D^{*-} (5\pi)^+$, $B^+ \to D^{*-} (4\pi)^{++}$ and $B^+ \to \bar{D}^{*0} (5\pi)^+$, where $(n\pi)$ implies the combination of n charged pions. The…

High Energy Physics - Experiment · Physics 2019-08-14 G. Majumder

The decays $\bar{B^0} \to D_{sJ}^+ K^-$ and $\bar{B^0} \to D_{sJ}^- \pi^+$ are studied for the first time. A significant signal is observed in the $\bar{B^0} \to D_{sJ}^*(2317)^+ K^-$ decay channel with ${\cal B}(\bar{B^0} \to…

High Energy Physics - Experiment · Physics 2019-08-14 A. Drutskoy

We report the first observation of the exclusive decay process B->J/psi K1(1270) using a sample of 11.2M BBbar meson pairs collected in the Belle detector at the KEKB asymmetric e+e- collider. We measure branching fractions of Bf(B0 ->…

High Energy Physics - Experiment · Physics 2010-05-28 K. Abe , Belle Collaboration

We report measurements of the branching fractions of the decays $\Lambda^+_c\to\Sigma^+\pi^-\pi^+$, $\Lambda^+_c\to\Sigma^0\pi^+\pi^0$ and $\Lambda^+_c\to\Sigma^+\pi^0\pi^0$ relative to the reference channel $\Lambda^+_c\to pK^-\pi^+$. The…

High Energy Physics - Experiment · Physics 2018-12-26 Belle Collaboration , M. Berger , C. Schwanda , K. Suzuki , I. Adachi , J. K. Ahn , H. Aihara , S. Al Said , D. M. Asner , H. Atmacan , V. Aulchenko , T. Aushev , R. Ayad , V. Babu , I. Badhrees , A. M. Bakich , V. Bansal , P. Behera , V. Bhardwaj , B. Bhuyan , J. Biswal , G. Bonvicini , A. Bozek , M. Bračko , T. E. Browder , D. Červenkov , A. Chen , B. G. Cheon , K. Chilikin , K. Cho , Y. Choi , D. Cinabro , T. Czank , N. Dash , S. Di Carlo , Z. Doležal , D. Dutta , S. Eidelman , D. Epifanov , J. E. Fast , T. Ferber , B. G. Fulsom , R. Garg , V. Gaur , N. Gabyshev , A. Garmash , M. Gelb , A. Giri , P. Goldenzweig , O. Grzymkowska , Y. Guan , E. Guido , J. Haba , T. Hara , K. Hayasaka , H. Hayashii , M. T. Hedges , W. -S. Hou , T. Iijima , K. Inami , G. Inguglia , A. Ishikawa , R. Itoh , M. Iwasaki , Y. Iwasaki , W. W. Jacobs , I. Jaegle , S. Jia , Y. Jin , K. K. Joo , T. Julius , A. B. Kaliyar , K. H. Kang , G. Karyan , T. Kawasaki , H. Kichimi , C. Kiesling , D. Y. Kim , H. J. Kim , J. B. Kim , K. T. Kim , S. H. Kim , K. Kinoshita , P. Kodyš , S. Korpar , D. Kotchetkov , P. Križan , R. Kroeger , P. Krokovny , T. Kuhr , R. Kulasiri , A. Kuzmin , Y. -J. Kwon , I. S. Lee , S. C. Lee , L. K. Li , Y. Li , L. Li Gioi , J. Libby , D. Liventsev , M. Lubej , T. Luo , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , K. Miyabayashi , H. Miyata , R. Mizuk , G. B. Mohanty , H. K. Moon , T. Mori , R. Mussa , T. Nakano , M. Nakao , T. Nanut , K. J. Nath , Z. Natkaniec , M. Nayak , M. Niiyama , N. K. Nisar , S. Nishida , S. Okuno , H. Ono , Y. Onuki , P. Pakhlov , G. Pakhlova , B. Pal , H. Park , S. Paul , I. Pavelkin , T. K. Pedlar , R. Pestotnik , L. E. Piilonen , V. Popov , M. Ritter , A. Rostomyan , G. Russo , Y. Sakai , M. Salehi , S. Sandilya , L. Santelj , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , A. J. Schwartz , Y. Seino , K. Senyo , O. Seon , M. E. Sevior , V. Shebalin , C. P. Shen , T. -A. Shibata , N. Shimizu , J. -G. Shiu , B. Shwartz , F. Simon , A. Sokolov , E. Solovieva , M. Starič , J. F. Strube , M. Sumihama , T. Sumiyoshi , M. Takizawa , U. Tamponi , K. Tanida , F. Tenchini , M. Uchida , T. Uglov , Y. Unno , S. Uno , P. Urquijo , Y. Usov , C. Van Hulse , G. Varner , K. E. Varvell , A. Vinokurova , V. Vorobyev , A. Vossen , B. Wang , C. H. Wang , M. -Z. Wang , P. Wang , X. L. Wang , M. Watanabe , Y. Watanabe , E. Widmann , E. Won , H. Ye , J. Yelton , C. Z. Yuan , Y. Yusa , S. Zakharov , Z. P. Zhang , V. Zhilich , V. Zhukova , V. Zhulanov , A. Zupanc

We report the observation of the decay Ds1(2536)+ -> D+ pi- K+. We also measure the helicity angle distributions in the decay Ds1(2536)->D*+ K0S and thus constrain the contributions and the phase difference of D and S wave amplitudes in…

High Energy Physics - Experiment · Physics 2011-11-09 The Belle Collaboration , V. Balagura

We report the recent results related to $\pi-K$ interactions based on the data collected by the Belle experiment at the KEKB collider. This includes the branching fraction and $CP$ asymmetry measurements of $B^+\to K^+K^-\pi^+$ decay,…

High Energy Physics - Experiment · Physics 2018-03-01 Bilas Pal

We report on the first observations of $\bar{B}^0 \to D_1(2430)^0 \omega$, $\bar{B}^0 \to D_1(2420)^0 \omega$ and $\bar{B}^0 \to D^*_2(2460)^0 \omega$ decays. The $\bar{B}^0 \to D^{*+} \rho(1450)^-$ decay is also observed. The branching…

High Energy Physics - Experiment · Physics 2016-08-08 Belle Collaboration , D. Matvienko , A. Kuzmin , S. Eidelman , A. Abdesselam , I. Adachi , H. Aihara , S. Al Said , K. Arinstein , D. M. Asner , V. Aulchenko , T. Aushev , R. Ayad , V. Babu , I. Badhrees , S. Bahinipati , A. M. Bakich , V. Bansal , V. Bhardwaj , B. Bhuyan , J. Biswal , A. Bobrov , A. Bondar , G. Bonvicini , A. Bozek , M. Bračko , T. E. Browder , D. Červenkov , A. Chen , B. G. Cheon , K. Chilikin , R. Chistov , K. Cho , V. Chobanova , S. -K. Choi , D. Cinabro , J. Dalseno , J. Dingfelder , Z. Doležal , Z. Drásal , A. Drutskoy , D. Dutta , D. Epifanov , H. Farhat , J. E. Fast , T. Ferber , B. G. Fulsom , V. Gaur , N. Gabyshev , A. Garmash , D. Getzkow , R. Gillard , Y. M. Goh , P. Goldenzweig , B. Golob , T. Hara , K. Hayasaka , H. Hayashii , X. H. He , W. -S. Hou , T. Iijima , G. Inguglia , A. Ishikawa , R. Itoh , Y. Iwasaki , I. Jaegle , D. Joffe , K. K. Joo , T. Julius , T. Kawasaki , D. Y. Kim , J. B. Kim , J. H. Kim , K. T. Kim , M. J. Kim , S. H. Kim , Y. J. Kim , B. R. Ko , P. Kodyš , S. Korpar , P. Krokovny , R. Kumar , J. S. Lange , D. H. Lee , L. Li Gioi , J. Libby , D. Liventsev , K. Miyabayashi , H. Miyata , R. Mizuk , G. B. Mohanty , A. Moll , R. Mussa , E. Nakano , M. Nakao , T. Nanut , M. Nayak , N. K. Nisar , S. Nishida , S. Ogawa , G. Pakhlova , B. Pal , C. W. Park , H. Park , T. K. Pedlar , L. Pesántez , R. Pestotnik , M. Petrič , L. E. Piilonen , C. Pulvermacher , E. Ribežl , M. Ritter , A. Rostomyan , Y. Sakai , S. Sandilya , L. Santelj , T. Sanuki , O. Schneider , G. Schnell , C. Schwanda , K. Senyo , O. Seon , M. E. Sevior , M. Shapkin , V. Shebalin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , F. Simon , Y. -S. Sohn , A. Sokolov , M. Starič , M. Steder , M. Sumihama , K. Sumisawa , U. Tamponi , K. Tanida , Y. Teramoto , M. Uchida , S. Uehara , Y. Unno , S. Uno , P. Urquijo , Y. Usov , C. Van Hulse , P. Vanhoefer , G. Varner , A. Vinokurova , V. Vorobyev , M. N. Wagner , C. H. Wang , M. -Z. Wang , P. Wang , Y. Watanabe , K. M. Williams , E. Won , H. Yamamoto , S. Yashchenko , Y. Yook , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

We report on a study of the B --> D DsJ(2317) and B --> D DsJ(2460) decays based on 123.7 x 10^6 BBar events collected with the Belle detector at KEKB. The B --> D DsJ(2317) and B --> D DsJ(2460) decays have been observed for the first…

High Energy Physics - Experiment · Physics 2012-08-27 The Belle Collaboration

We report a study of the suppressed decay B^- -> DK^-, D -> K^+\pi^-\pi^0, where D denotes either a D^0 or a \bar{D}^0 meson. The decay is sensitive to the CP-violating parameter \phi_3. Using a data sample of 772 x 10^6 B\bar{B} pairs…

High Energy Physics - Experiment · Physics 2019-12-24 Belle Collaboration , M. Nayak , J. Libby , K. Trabelsi , I. Adachi , H. Aihara , D. M. Asner , T. Aushev , A. M. Bakich , A. Bala , P. Behera , K. Belous , V. Bhardwaj , G. Bonvicini , A. Bozek , M. Bračko , T. E. Browder , D. Červenkov , M. -C. Chang , P. Chang , V. Chekelian , A. Chen , B. G. Cheon , R. Chistov , I. -S. Cho , K. Cho , V. Chobanova , Y. Choi , D. Cinabro , J. Dalseno , M. Danilov , Z. Doležal , Z. Drásal , D. Dutta , S. Eidelman , S. Esen , H. Farhat , J. E. Fast , T. Ferber , V. Gaur , N. Gabyshev , S. Ganguly , R. Gillard , Y. M. Goh , B. Golob , J. Haba , H. Hayashii , Y. Horii , Y. Hoshi , W. -S. Hou , H. J. Hyun , T. Iijima , A. Ishikawa , T. Iwashita , I. Jaegle , T. Julius , D. H. Kah , E. Kato , D. Y. Kim , H. J. Kim , J. B. Kim , M. J. Kim , Y. J. Kim , K. Kinoshita , J. Klucar , B. R. Ko , P. Kodyš , S. Korpar , P. Krishnan , P. Križan , P. Krokovny , T. Kuhr , T. Kumita , A. Kuzmin , Y. -J. Kwon , S. -H. Lee , J. Li , Y. Li , L. Li Gioi , Y. Liu , D. Liventsev , P. Lukin , H. Miyake , R. Mizuk , G. B. Mohanty , A. Moll , T. Mori , N. Muramatsu , R. Mussa , Y. Nagasaka , M. Nakao , E. Nedelkovska , K. Negishi , C. Ng , N. K. Nisar , O. Nitoh , S. Ogawa , S. Okuno , Y. Onuki , P. Pakhlov , G. Pakhlova , C. W. Park , H. Park , T. K. Pedlar , M. Petrič , L. E. Piilonen , M. Ritter , M. Röhrken , A. Rostomyan , H. Sahoo , T. Saito , Y. Sakai , S. Sandilya , L. Santelj , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , A. J. Schwartz , K. Senyo , O. Seon , M. E. Sevior , M. Shapkin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , F. Simon , Y. -S. Sohn , A. Sokolov , E. Solovieva , M. Starič , M. Steder , Z. Suzuki , U. Tamponi , G. Tatishvili , Y. Teramoto , M. Uchida , T. Uglov , Y. Unno , S. Uno , P. Urquijo , S. E. Vahsen , C. Van Hulse , P. Vanhoefer , G. Varner , K. E. Varvell , M. N. Wagner , C. H. Wang , M. -Z. Wang , Y. Watanabe , K. M. Williams , E. Won , Y. Yamashita , S. Yashchenko , Y. Yusa , V. Zhilich , V. Zhulanov , A. Zupanc

We report the first observation of color-suppressed $\overline{B}^0\to D^0 \pi^0$ and $D^{(*)0} \omega$ decays and evidence of $\overline{B}^0 \to D^{*0} \pi^0$ and $D^{(*)0} \eta$. The branching fractions are found to be ${\cal B}…

High Energy Physics - Experiment · Physics 2007-05-23 K. Abe , The Belle Collaboration

We report the results of a search for D0-D0bar mixing in D0 -> K+ pi- decays based on 400 fb^{-1} of data accumulated by the Belle detector at KEKB. Both assuming CP conservation and allowing for CP violation, we fit the decay-time…

High Energy Physics - Experiment · Physics 2019-08-14 L. M. Zhang , Z. P. Zhang , J. Li

We report the results of a study of neutral B decays to the $D^0 \pi^+ \pi^-$ and $D^{*0} \pi^+ \pi^-$ final states using complete $D^{(*)0}$ reconstruction. The contributions from two-body $B\to D^{**} \pi$ with narrow ($j_q=3/2$) $D^{**}$…

High Energy Physics - Experiment · Physics 2019-08-14 K. Abe
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