Measurement of the lifetime difference in D0 meson decays -: art. no. 162001

被引:3
|
作者
Abe, K [1 ]
Abe, K [1 ]
Abe, R
Abe, T
Adachi, I
Ahn, BS
Aihara, H
Akatsu, M
Asano, Y
Aso, T
Aulchenko, V
Aushev, T
Bakich, AM
Ban, Y
Behari, S
Behera, PK
Bondar, A
Bozek, A
Browder, TE
Casey, BCK
Chao, Y
Cheon, BG
Chistov, R
Choi, Y
Dong, LY
Eidelman, S
Eiges, V
Fang, F
Fujii, H
Fukunaga, C
Fukushima, M
Gabyshev, N
Garmash, A
Gershon, T
Gordon, A
Guo, R
Haba, J
Hamasaki, H
Hanagaki, K
Handa, F
Hara, K
Hara, T
Hastings, NC
Hayashii, H
Hazumi, M
Heenan, EM
Higuchi, I
Higuchi, T
Hojo, T
Hokuue, T
机构
[1] High Energy Accelerator Res Org, KEK, Tsukuba, Ibaraki, Japan
[2] Aomori Univ, Aomori, Japan
[3] Budker Inst Nucl Phys, Novosibirsk 630090, Russia
[4] Chiba Univ, Chiba, Japan
[5] Chuo Univ, Tokyo 112, Japan
[6] Univ Cincinnati, Cincinnati, OH 45221 USA
[7] Goethe Univ Frankfurt, D-6000 Frankfurt, Germany
[8] Univ Hawaii, Honolulu, HI 96822 USA
[9] Hiroshima Inst Technol, Hiroshima, Japan
[10] Univ Tokyo, Inst Cosm Ray Res, Tokyo, Japan
[11] Chinese Acad Sci, Inst High Energy Phys, Beijing, Peoples R China
[12] Inst High Energy Phys, Vienna, Austria
[13] Inst Theoret & Expt Phys, Moscow 117259, Russia
[14] Jozef Stefan Inst, Ljubljana, Slovenia
[15] Kanagawa Univ, Yokohama, Kanagawa, Japan
[16] Korea Univ, Seoul 136701, South Korea
[17] Kyoto Univ, Kyoto, Japan
[18] Kyungpook Natl Univ, Taegu 702701, South Korea
[19] Univ Lausanne, Inst High Energy Phys, Lausanne, Switzerland
[20] Univ Ljubljana, Ljubljana, Slovenia
[21] Univ Maribor, SLO-2000 Maribor, Slovenia
[22] Univ Melbourne, Parkville, Vic 3052, Australia
[23] Nagasaki Inst Appl Sci, Nagasaki, Japan
[24] Nagoya Univ, Nagoya, Aichi, Japan
[25] Nara Womens Univ, Nara 630, Japan
[26] Natl Kaohsiung Normal Univ, Kaohsiung, Taiwan
[27] Natl Lien Ho Inst Technol, Miaoli, Taiwan
[28] Natl Taiwan Univ, Taipei 10764, Taiwan
[29] H Niewodniczanski Inst Nucl Phys, PL-31342 Krakow, Poland
[30] Nihon Dent Coll, Niigata, Japan
[31] Niigata Univ, Niigata, Japan
[32] Osaka City Univ, Osaka 558, Japan
[33] Osaka Univ, Osaka, Japan
[34] Panjab Univ, Chandigarh 160014, India
[35] Peking Univ, Beijing 100871, Peoples R China
[36] Princeton Univ, Princeton, NJ 08544 USA
[37] Saga Univ, Saga 840, Japan
[38] Seoul Natl Univ, Seoul, South Korea
[39] Sungkyunkwan Univ, Suwon 440746, South Korea
[40] Univ Sydney, Sydney, NSW 2006, Australia
[41] Toho Univ, Funabashi, Chiba 274, Japan
[42] Tohoku Gakuin Univ, Tagajo, Miyagi 985, Japan
[43] Tohoku Univ, Sendai, Miyagi 980, Japan
[44] Univ Tokyo, Tokyo, Japan
[45] Tokyo Inst Technol, Tokyo 152, Japan
[46] Tokyo Metropolitan Univ, Tokyo 158, Japan
[47] Tokyo Univ Agr & Technol, Tokyo, Japan
[48] Toyama Natl Coll Maritime Technol, Toyama, Japan
[49] Univ Tsukuba, Tsukuba, Ibaraki 305, Japan
[50] Utkal Univ, Bhubaneswar 751004, Orissa, India
关键词
D O I
10.1103/PhysRevLett.88.162001
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report a measurement of the D-0-(D) over bar (0) mixing parameter y(CP) using 23.4 fb (-1) of data collected near the Y(4S) resonance with the Belle detector at KEKB. y(CP) is measured from the lifetime difference of D-0 mesons decaying into the K(-)pi(+) state and the CP-even eigenstate K-K+ . We find y(CP)=(-0.5+/-1.0(-0.8)(+0.7)) x 10(-2) , where the first error is statistical and the second is systematic, corresponding to a 95% confidence interval -0.030<y(CP)<0.020 .
引用
收藏
页数:6
相关论文
共 50 条
  • [1] Measurement of the lifetime difference in D0 meson decays
    Abe, K.
    Abe, K.
    Abe, R.
    Abe, T.
    Adachi, I.
    Byoung, S.A.
    Aihara, H.
    Akatsu, M.
    Asano, Y.
    Aso, T.
    Aulchenko, V.
    Aushev, T.
    Bakich, A.M.
    Ban, Y.
    Behari, S.
    Behera, P.K.
    Bondar, A.
    Bozek, A.
    Browder, T.E.
    Casey, B.C.K.
    Chao, Y.
    Cheon, B.G.
    Chistov, R.
    Choi, Y.
    Dong, L.Y.
    Eidelman, S.
    Eiges, V.
    Fang, F.
    Fujii, H.
    Fukunaga, C.
    Fukushima, M.
    Gabyshev, N.
    Garmash, A.
    Gershon, T.
    Gordon, A.
    Guo, R.
    Haba, J.
    Hamasaki, H.
    Hanagaki, K.
    Handa, F.
    Hara, K.
    Hara, T.
    Hastings, N.C.
    Hayashii, H.
    Hazumi, M.
    Heenan, E.M.
    Higuchi, I.
    Higuchi, T.
    Hojo, T.
    Hokuue, T.
    Physical Review Letters, 2002, 88 (16) : 162001 - 162001
  • [2] Measurement of the BS0 meson lifetime using semileptonic decays -: art. no. 032004
    Abe, F
    Akimoto, H
    Akopian, A
    Albrow, MG
    Amadon, A
    Amendolia, SR
    Amidei, D
    Antos, J
    Aota, S
    Apollinari, G
    Arisawa, T
    Asakawa, T
    Ashmanskas, W
    Atac, M
    Azzi-Bacchetta, P
    Bacchetta, N
    Bagdasarov, S
    Bailey, MW
    de Barbaro, P
    Barbaro-Galtieri, A
    Barnes, VE
    Barnett, BA
    Barone, M
    Bauer, G
    Baumann, T
    Bedeschi, F
    Behrends, S
    Belforte, S
    Bellettini, G
    Bellinger, T
    Benjamin, D
    Bensinger, J
    Beretvas, A
    Berge, JP
    Berryhill, J
    Bertolucci, S
    Bettelli, S
    Bevensee, B
    Bhatti, A
    Biery, K
    Bigongiari, C
    Binkley, M
    Bisello, D
    Blair, RE
    Blocker, C
    Blusk, S
    Bodek, A
    Bokhari, W
    Bolla, G
    Bonushkin, Y
    PHYSICAL REVIEW D, 1999, 59 (03):
  • [3] D0-Ds lifetime difference and τ→7π+ντ decays -: art. no. 034018
    Nussinov, S
    Purohit, MV
    PHYSICAL REVIEW D, 2002, 65 (03):
  • [4] Lifetime differences, direct CP violation, and partial widths in D0 meson decays to K+K- and π+π- -: art. no. 092001
    Csorna, SE
    Danko, I
    McLean, KW
    Xu, Z
    Godang, R
    Bonvicini, G
    Cinabro, D
    Dubrovin, M
    McGee, S
    Bornheim, A
    Lipeles, E
    Pappas, SP
    Shapiro, A
    Sun, WM
    Weinstein, AJ
    Jaffe, DE
    Mahapatra, R
    Masek, G
    Paar, HP
    Asner, DM
    Hill, TS
    Morrison, RJ
    Nelson, HN
    Briere, RA
    Chen, GP
    Ferguson, T
    Vogel, H
    Alexander, JP
    Bebek, C
    Berkelman, K
    Blanc, F
    Boisvert, V
    Cassel, DG
    Drell, PS
    Duboscq, JE
    Ecklund, KM
    Ehrlich, R
    Gibbons, L
    Gittelman, B
    Gray, SW
    Hartill, DL
    Heltsley, BK
    Hsu, L
    Jones, CD
    Kandaswamy, J
    Kreinick, DL
    Lohner, M
    Magerkurth, A
    Mahlke-Krüger, H
    Meyer, TO
    PHYSICAL REVIEW D, 2002, 65 (09)
  • [5] Radiative decay modes of the D0 meson -: art. no. 092001
    Asner, DM
    Gronberg, J
    Hill, TS
    Lange, DJ
    Morrison, RJ
    Nelson, HN
    Nelson, TK
    Roberts, D
    Ryd, A
    Balest, R
    Behrens, BH
    Ford, WT
    Gritsan, A
    Park, H
    Roy, J
    Smith, JG
    Alexander, JP
    Baker, R
    Bebek, C
    Berger, BE
    Berkelman, K
    Bloom, K
    Boisvert, V
    Cassel, DG
    Crowcroft, DS
    Dickson, M
    von Dombrowski, S
    Drell, PS
    Ecklund, KM
    Ehrlich, R
    Foland, AD
    Gaidarev, P
    Gibbons, L
    Gittelman, B
    Gray, SW
    Hartill, DL
    Heltsley, BK
    Hopman, PI
    Kandaswamy, J
    Kim, PC
    Kreinick, DL
    Lee, T
    Liu, Y
    Mistry, NB
    Ng, CR
    Nordberg, E
    Ogg, M
    Patterson, JR
    Peterson, D
    Riley, D
    PHYSICAL REVIEW D, 1998, 58 (09): : 920011 - 920016
  • [6] Measurement of the B0 meson lifetime with partial reconstruction of B0 → D*-π+ and B0 → D*-ρ+ decays -: art. no. 091101
    Aubert, B
    Barate, R
    Boutigny, D
    Gaillard, JM
    Hicheur, A
    Karyotakis, Y
    Lees, JP
    Robbe, P
    Tisserand, V
    Zghiche, A
    Palano, A
    Pompili, A
    Chen, JC
    Qi, ND
    Rong, G
    Wang, P
    Zhu, YS
    Eigen, G
    Ofte, I
    Stugu, B
    Abrams, GS
    Borgland, AW
    Breon, AB
    Brown, DN
    Button-Shafer, J
    Cahn, RN
    Charles, E
    Gill, MS
    Gritsan, AV
    Groysman, Y
    Jacobsen, RG
    Kadel, RW
    Kadyk, J
    Kerth, LT
    Kolomensky, YG
    Kral, JF
    LeClerc, C
    Levi, ME
    Lynch, G
    Mir, LM
    Oddone, PJ
    Orimoto, TJ
    Pripstein, M
    Roe, NA
    Romosan, A
    Ronan, MT
    Shelkov, VG
    Telnov, AV
    Wenzel, WA
    Harrison, TJ
    PHYSICAL REVIEW D, 2003, 67 (09)
  • [7] Measurement of branching fractions of color-suppressed decays of the (B)over-bar0 meson to D(*)0π0, D(*)0η, D(*)0ω, and D0η′ -: art. no. 032004
    Aubert, B
    Barate, R
    Boutigny, D
    Gaillard, JM
    Hicheur, A
    Karyotakis, Y
    Lees, JP
    Robbe, P
    Tisserand, V
    Zghiche, A
    Palano, A
    Pompili, A
    Chen, JC
    Qi, ND
    Rong, G
    Wang, P
    Zhu, YS
    Eigen, G
    Ofte, I
    Stugu, B
    Abrams, GS
    Borgland, AW
    Breon, AB
    Brown, DN
    Button-Shafer, J
    Cahn, RN
    Charles, E
    Day, CT
    Gill, MS
    Gritsan, AV
    Groysman, Y
    Jacobsen, RG
    Kadel, RW
    Kadyk, J
    Kerth, LT
    Kolomensky, YG
    Kral, JF
    Kukartsev, G
    LeClerc, C
    Levi, ME
    Lynch, G
    Mir, LM
    Oddone, PJ
    Orimoto, TJ
    Pripstein, M
    Roe, NA
    Romosan, A
    Ronan, MT
    Shelkov, VG
    Telnov, AV
    PHYSICAL REVIEW D, 2004, 69 (03)
  • [8] Measurement of partial widths and search for direct CP violation in D0 meson decays to K-K+ and π-π+ -: art. no. 122001
    Acosta, D
    Affolder, T
    Akimoto, T
    Albrow, MG
    Ambrose, D
    Amerio, S
    Amidei, D
    Anastassov, A
    Anikeev, K
    Annovi, A
    Antos, J
    Aoki, M
    Apollinari, G
    Arisawa, T
    Arguin, JF
    Artikov, A
    Ashmanskas, W
    Attal, A
    Azfar, F
    Azzi-Bacchetta, P
    Bacchetta, N
    Bachacou, H
    Badgett, W
    Barbaro-Galtieri, A
    Barker, GJ
    Barnes, VE
    Barnett, BA
    Baroiant, S
    Barone, M
    Bauer, G
    Bedeschi, F
    Behari, S
    Belforte, S
    Bellettini, G
    Bellinger, J
    Benjamin, D
    Beretvas, A
    Bhatti, A
    Binkley, M
    Bisello, D
    Bishai, M
    Blair, RE
    Blocker, C
    Bloom, K
    Blumenfeld, B
    Bocci, A
    Bodek, A
    Bolla, G
    Bolshov, A
    Booth, PSL
    PHYSICAL REVIEW LETTERS, 2005, 94 (12)
  • [9] Measurement of the wrong-sign decays D0→K+π-π0 and D0→K+π-π+π-, and search for CP violation -: art. no. 231801
    Tian, XC
    Ban, Y
    Abe, K
    Abe, K
    Aihara, H
    Arinstein, K
    Asano, Y
    Aulchenko, V
    Aushev, T
    Bakich, AM
    Banerjee, S
    Barberio, E
    Barbero, M
    Bay, A
    Bedny, I
    Bitenc, U
    Bizjak, I
    Blyth, S
    Bondar, A
    Bozek, A
    Bracko, M
    Brodzicka, J
    Browder, TE
    Chang, P
    Chao, Y
    Chen, A
    Chen, K-F
    Chen, WT
    Cheon, BG
    Chistov, R
    Choi, SK
    Choi, Y
    Choi, YK
    Chuvikov, A
    Dalseno, J
    Danilov, M
    Dash, M
    Dong, LY
    Drutskoy, A
    Eidelman, S
    Enari, Y
    Fang, F
    Fratina, S
    Gabyshev, N
    Gershon, T
    Gokhroo, G
    Golob, B
    Gorisek, A
    Haba, J
    Hara, T
    PHYSICAL REVIEW LETTERS, 2005, 95 (23)
  • [10] B meson decays to η(′)K*, η(′)ρ, η(′)π0, ωπ0, and φπ0 -: art. no. 032006
    Aubert, B
    Barate, R
    Boutigny, D
    Couderc, F
    Gaillard, JM
    Hicheur, A
    Karyotakis, Y
    Lees, JP
    Tisserand, V
    Zghiche, A
    Palano, A
    Pompili, A
    Chen, JC
    Qi, ND
    Rong, G
    Wang, P
    Zhu, YS
    Eigen, G
    Ofte, I
    Stugu, B
    Abrams, GS
    Borgland, AW
    Breon, AB
    Brown, DN
    Button-Shafer, J
    Cahn, RN
    Charles, E
    Day, CT
    Gill, MS
    Gritsan, AV
    Groysman, Y
    Jacobsen, RG
    Kadel, RW
    Kadyk, J
    Kerth, LT
    Kolomensky, YG
    Kukartsev, G
    LeClerc, C
    Lynch, G
    Merchant, AM
    Mir, LM
    Oddone, PJ
    Orimoto, TJ
    Pripstein, M
    Roe, NA
    Ronan, MT
    Shelkov, VG
    Wenzel, WA
    Ford, K
    Harrison, TJ
    PHYSICAL REVIEW D, 2004, 70 (03): : 032006 - 1