Radiative decay of the Ψ(2S) into two pseudoscalar mesons

Autor: Bai, JZ, Ban, Y, Bian, JG, Blum, I, Chen, AD, Chen, GP, Chen, HF, Chen, HS, Chen, J, Chen, JC, Chen, XD, Chen, Y, Chen, YB, Cheng, BS, Choi, JB, Cui, XZ, Ding, HL, Dong, LY, Du, ZZ, Dunwoodie, W, Gao, CS, Gao, ML, Gao, SQ, Gratton, P, Gu, JH, Gu, SD, Gu, WX, Guo, YN, Guo, ZJ, Han, SW, Han, Y, Harris, FA, He, J, He, JT, He, KL, He, M, Heng, YK, Hitlin, DG, Hu, GY, Hu, HM, Hu, JL, Hu, QH, Hu, T, Huang, GS, Huang, XP, Huang, YZ, Izen, JM, Jiang, CH, Jin, Y, Jones, BD, Ju, X, Kang, JS, Ke, ZJ, Kelsey, MH, Kim, BK, Kim, HJ, Kim, SK, Kim, TY, Kong, D, Lai, YF, Lang, PF, Lankford, A, Li, CG, Li, D, Li, HB, Li, J, Li, JC, Li, PQ, Li, W, Li, WG, Li, XH, Li, XN, Li, XQ, Li, ZC, Liu, B, Liu, F, Liu, HM, Liu, J, Liu, JP, Liu, RG, Liu, Y, Liu, ZX, Lou, XC, Lowery, B, Lu, GR, Lu, F, Lu, JG, Luo, XL, Ma, EC, Ma, JM, Malchow, R, Mao, HS, Mao, ZP, Meng, XC, Mo, XH, Nie, J, Olsen, SL, Oyang, J

Publikováno v: Bai, JZ; Ban, Y; Bian, JG; Blum, I; Chen, AD; Chen, GP; et al.(2003). Radiative decay of the Ψ(2S) into two pseudoscalar mesons. Physical Review D, 67(3). doi: 10.1103/PhysRevD.67.032004. UC Irvine: Retrieved from: http://www.escholarship.org/uc/item/6vv044gg

Radiative decays of the radially excited charmonium resonance, Ψ(2S), into ππ, KK̄ and ηη final states have been measured in a sample of 4.02×106 Ψ(2S) events collected by the BES Collaboration. The branching ratios B(Ψ(2S)→γf 2(1270))=(2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______325::01e629e6f0cc16639cc5cb085b3d09ff
http://www.escholarship.org/uc/item/6vv044gg

Measurement of the mass and full width of the ηcmeson

Autor: Bai, JZ, Ban, Y, Bian, JG, Blum, I, Chen, AD, Chen, GP, Chen, HF, Chen, HS, Chen, J, Chen, JC, Chen, XD, Chen, Y, Chen, YB, Cheng, BS, Choi, JB, Cui, XZ, Ding, HL, Dong, LY, Du, ZZ, Dunwoodie, W, Gao, CS, Gao, ML, Gao, SQ, Gratton, P, Gu, JH, Gu, SD, Gu, WX, Guo, YN, Guo, ZJ, Han, SW, Han, Y, Harris, FA, He, J, He, JT, He, KL, He, M, Heng, YK, Hitlin, DG, Hu, GY, Hu, HM, Hu, JL, Hu, QH, Hu, T, Huang, GS, Huang, XP, Huang, YZ, Izen, JM, Jiang, CH, Jin, Y, Jones, BD, Ju, X, Kang, JS, Ke, ZJ, Kelsey, MH, Kim, BK, Kim, HJ, Kim, SK, Kim, TY, Kong, D, Lai, YF, Lang, PF, Lankford, A, Li, CG, Li, D, Li, HB, Li, J, Li, JC, Li, PQ, Li, W, Li, WG, Li, XH, Li, XN, Li, XQ, Li, ZC, Liu, B, Liu, F, Liu, HM, Liu, J, Liu, JP, Liu, RG, Liu, Y, Liu, ZX, Lou, XC, Lowery, B, Lu, GR, Lu, F, Lu, JG, Luo, XL, Ma, EC, Ma, JM, Malchow, R, Mao, HS, Mao, ZP, Meng, XC, Mo, XH, Nie, J, Olsen, SL, Oyang, J, Paluselli, D

Publikováno v: Bai, JZ; Ban, Y; Bian, JG; Blum, I; Chen, AD; Chen, GP; et al.(2000). Measurement of the mass and full width of the ηcmeson. Physical Review D-Particles, Fields, Gravitation and Cosmology, 62(7), 1-5. UC Irvine: Retrieved from: http://www.escholarship.org/uc/item/7mf205rz

In a sample of 7.8 million J/ψ decays collected in the Beijing Spectrometer, the process J/ψ→γηcis observed for five different ηcdecay channels: K+K-π+π-, π+π-π+π-, K±KS0π∓ (with KS0→π+π-), φφ (with φ→K+K-) and K+K-π0. From

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______325::704adc220a63bc278a4370bcc52fdfb7
http://www.escholarship.org/uc/item/7mf205rz

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