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by Ablikim, M and Achasov, MN and Ahmed, S and Albrecht, M and Alekseev, M and Amoroso, A and An, FF and An, Q and Bai, Y and Bakina, O and Ferroli, RB and Ban, Y and Begzsuren, K and Bennett, DW and Bennett, JV and Berger, N and Bertani, M and Bettoni, D and Bianchi, F and Boger, E and Boyko, I and Briere, RA and Cai, H and Cai, X and Calcaterra, A and Cao, GF and Cetin, SA and Chai, J and Chang, JF and Chang, WL and Chelkov, G and Chen, G and Chen, HS and Chen, JC and Chen, ML and Chen, PL and Chen, SJ and Chen, XR and Chen, YB and Cheng, W and Chu, XK and Cibinetto, G and Cossio, F and Dai, HL and Dai, JP and Dbeyssi, A and Dedovich, D and Deng, ZY and Denig, A and Denysenko, I and Destefanis, M and De Mori, F and Ding, Y and Dong, C and Dong, J and Dong, LY and Dong, MY and Dou, ZL and Du, SX and Duan, PF and Fan, JZ and Fang, J and Fang, SS and Fang, Y and Farinelli, R and Fava, L and Fegan, S and Feldbauer, F and Felici, G and Feng, CQ and Fioravanti, E and Fritsch, M and Fu, CD and Gao, Q and Gao, XL and Gao, Y and Gao, YG and Gao, Z and Garillon, B and Garzia, I and Gilman, A and Goetzen, K and Gong, L and Gong, WX and Gradl, W and Greco, M and Gu, LM and Gu, MH and Gu, YT and Guo, AQ and Guo, LB and Guo, RP and Guo, YP and Guskov, A and Haddadi, Z and Han, S and Hao, XQ and Harris, FA and He, KL and Heinsius, FH and ... and BESIII Collaboration and The BESIII Collaboration and Institutionen för fysik och astronomi and Teknisk-naturvetenskapliga vetenskapsområdet and Uppsala universitet and Fysiska sektionen and Kärnfysik
NATURE PHYSICS, ISSN 1745-2473, 07/2019, Volume 15, Issue 7, pp. 631 - 631
Particles directly produced at electron-positron colliders, such as the J/psi meson, decay with relatively high probability into a baryon-antibaryon pair(1).... 
DECAY | PHYSICS, MULTIDISCIPLINARY | OBSERVABLES | J/PSI | LAMBDA(LAMBDA)OVER-BAR | HYPERON | E(+)E(-) | ANALYZING POWER | PARAMETER | LAMBDA | Polarization | Parameters | Decay | Particle decay | Pair production | Angular distribution | Quarks | Entanglement | Positron annihilation | Phase transitions | Helicity | Baryons | Fysik | Subatomär fysik | Physical Sciences | Subatomic Physics | Naturvetenskap | Natural Sciences
Journal Article
Journal Article
Physical Review Letters, ISSN 0031-9007, 08/2017, Volume 119, Issue 7, p. 072001
The spin and parity of the Z(c)(3900)(+/-) state are determined to be J(P) = 1(+) with a statistical significance larger than 7 sigma over other quantum... 
SIGMADECAYS | DECAY | RESONANCE | To be checked by Faculty | PHYSICS, MULTIDISCIPLINARY | SIGMA | Fysik | Subatomär fysik | Physical Sciences | Subatomic Physics | Naturvetenskap | Natural Sciences
Journal Article
PHYSICAL REVIEW LETTERS, ISSN 0031-9007, 06/2019, Volume 122, Issue 23
We study the e(+)e(-) -> gamma omega J/psi process using 11.6 fb(-1) e(+)e(-) annihilation data taken at center-of-mass energies from root s = 4.008 GeV to... 
DECAY | PHYSICS, MULTIDISCIPLINARY | Physics - High Energy Physics - Experiment
Journal Article
Physical Review Letters, ISSN 0031-9007, 07/2018, Volume 121, Issue 2, p. 022001
We report the first observation of a(0)(0)(980)-f(0)(980) mixing in the decays of J/psi -> phi f(0)(980) -> phi a(0)(0)(980) -> phi eta pi(0) and chi(c1) ->... 
MESONS | KLOE DETECTOR | DECAY | To be checked by Faculty | PHYSICS, MULTIDISCIPLINARY | Physics - High Energy Physics - Experiment | Fysik | Subatomär fysik | Physical Sciences | Subatomic Physics | Naturvetenskap | Natural Sciences
Journal Article
Physical Review Letters, ISSN 0031-9007, 03/2017, Volume 118, Issue 9, p. 092001
The cross section for the process e^{+}e^{-}→π^{+}π^{-}J/ψ is measured precisely at center-of-mass energies from 3.77 to 4.60 GeV using 9  fb^{-1} of data... 
Journal Article
Physical Review Letters, ISSN 0031-9007, 04/2014, Volume 112, Issue 13, p. 132001
We study the process e+ e- →(D* D*)± π∓ at a center-of-mass energy of 4.26 GeV using a 827  pb(-1) data sample obtained with the BESIII detector at the Beijing... 
Journal Article
by Ablikim, M and Achasov, MN and Ahmed, S and Albrecht, M and Amoroso, A and An, FF and An, Q and Bai, JZ and Bai, Y and Bakina, O and Ferroli, RB and Ban, Y and Bennett, DW and Bennett, JV and Berger, N and Bertani, M and Bettoni, D and Bian, JM and Bianchi, F and Boger, E and Boyko, I and Briere, RA and Cai, H and Cai, X and Cakir, O and Calcaterra, A and Cao, GF and Cetin, SA and Chai, J and Chang, JF and Chelkov, G and Chen, G and Chen, HS and Chen, JC and Chen, ML and Chen, PL and Chen, SJ and Chen, XR and Chen, YB and Chu, XK and Cibinetto, G and Dai, HL and Dai, JP and Dbeyssi, A and Dedovich, D and Deng, ZY and Denig, A and Denysenko, I and Destefanis, M and De Mori, F and Ding, Y and Dong, C and Dong, J and Dong, LY and Dong, MY and Dou, ZL and Du, SX and Duan, PF and Fang, J and Fang, SS and Fang, Y and Farinelli, R and Fava, L and Fegan, S and Feldbauer, F and Felici, G and Feng, CQ and Fioravanti, E and Fritsch, M and Fu, CD and Gao, Q and Gao, XL and Gao, Y and Gao, YG and Gao, Z and Garzia, I and Goetzen, K and Gong, L and Gong, WX and Gradl, W and Greco, M and Gu, MH and Gu, YT and Guo, AQ and Guo, RP and Guo, YP and Haddadi, Z and Han, S and Hao, XQ and Harris, FA and He, KL and He, XQ and Heinsius, FH and Held, T and Heng, YK and Holtmann, T and Hou, ZL and Hu, HM and Hu, T and Hu, Y and ... and BESIII Collaboration and Institutionen för fysik och astronomi and Teknisk-naturvetenskapliga vetenskapsområdet and Uppsala universitet and Fysiska sektionen and Kärnfysik
PHYSICAL REVIEW D, ISSN 2470-0010, 04/2018, Volume 97, Issue 7
Using a sample of 4.48 x 10(8) Psi(3686) events collected with the BESIII detector at the BEPCII collider, we study the two-photon decays of the pseudoscalar... 
PARTIAL-WAVE ANALYSIS | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Experiment | Fysik | Physical Sciences | Subatomic Physics | Astronomi, astrofysik och kosmologi | Naturvetenskap | Subatomär fysik | Natural Sciences | Astronomy, Astrophysics and Cosmology
Journal Article
Physical Review Letters, ISSN 0031-9007, 03/2017, Volume 118, Issue 9
The cross section for the process e(+)e(-)-> pi(+) pi(-) J/psi is measured precisely at center-of-mass energies from 3.77 to 4.60 GeV using 9 fb(-1) of data... 
MESONS | MODEL | DECAY | CHARMONIUM | To be checked by Faculty | PHYSICS, MULTIDISCIPLINARY | Physics - High Energy Physics - Experiment
Journal Article
Physical Review Letters, ISSN 0031-9007, 03/2012, Volume 108, Issue 11, p. 112003
A partial wave analysis of the pp¯ mass-threshold enhancement in the reaction J/ψ→γpp¯ is used to determine its J(PC) quantum numbers to be 0(-+), its peak... 
Journal Article
Physical Review Letters, ISSN 0031-9007, 10/2015, Volume 115, Issue 18
We report a study of the process e(+)e(-) -> (D*(D) over bar*)(0)pi(0) using e(+)e(-) collision data samples with integrated luminosities of 1092 pb(-1) at... 
PHYSICS, MULTIDISCIPLINARY
Journal Article
PHYSICAL REVIEW D, ISSN 2470-0010, 09/2015, Volume 92, Issue 5
Based on a sample of eta' mesons produced in the radiative decay J/psi -> gamma eta' in 1.31 x 10(9) J/psi events collected with the BESIII detector, the decay... 
ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Experiment
Journal Article
Physical Review Letters, ISSN 0031-9007, 06/2014, Volume 112, Issue 25
Using a sample of 1.3 x 10(9) J/psi events collected with the BESIII detector, we report the first observation of eta' -> pi(+) pi(-) pi(+) pi(-) and eta' ->... 
MASS | MESON | QUARK | PHYSICS, MULTIDISCIPLINARY | Physics - High Energy Physics - Experiment
Journal Article
Physical Review Letters, ISSN 0031-9007, 11/2015, Volume 115, Issue 22
A neutral structure in the D (D) over bar* system around the D (D) over bar* mass threshold is observed with a statistical significance greater than 10 sigma... 
DECAY | PHYSICS, MULTIDISCIPLINARY
Journal Article
Physical Review Letters, ISSN 0031-9007, 02/2016, Volume 116, Issue 5
We report the first measurement of absolute hadronic branching fractions of Lambda(+)(c) baryon at the Lambda(+)(c)(Lambda) over bar (-)(c) production... 
DECAYS | PHYSICS, MULTIDISCIPLINARY | Physics - High Energy Physics - Experiment | Fysik | Subatomär fysik | Physical Sciences | Subatomic Physics | Naturvetenskap | Natural Sciences
Journal Article
Physical Review Letters, ISSN 0031-9007, 06/2019, Volume 122, Issue 23, p. 232002
We study the e^{+}e^{-}→γωJ/ψ process using 11.6  fb^{-1} e^{+}e^{-} annihilation data taken at center-of-mass energies from sqrt[s]=4.008  GeV to 4.600 GeV... 
Mass distribution | Storage rings (particle accelerators)
Journal Article
Physical Review Letters, ISSN 0031-9007, 03/2015, Volume 114, Issue 9
Based on data samples collected with the BESIII detector at the BEPCII collider at nine center of mass energies from 4.21 to 4.42 GeV, we search for the... 
PHYSICS, MULTIDISCIPLINARY | Physics - High Energy Physics - Experiment
Journal Article
PHYSICAL REVIEW D, ISSN 2470-0010, 02/2017, Volume 95, Issue 3
Using 448.0 x 10(6) psi(3686) events collected with the BESIII detector, an amplitude analysis is performed for psi(3686) -> gamma chi(c1), chi(c1) ->eta... 
SYSTEM | EXOTIC MESON | PI-ETA | GEV/C | ASTRONOMY & ASTROPHYSICS | PIPIETA | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Experiment
Journal Article
Physical Review D, ISSN 1550-7998, 07/2017, Volume 96, Issue 1
We observe for the first time the process e(+) e(-) -> eta h(c) with data collected by the BESIII experiment. Significant signals are observed at the... 
STATE | BESIII | DECAY | To be checked by Faculty | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Experiment
Journal Article