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245 results on '"T. Held"'

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1. Observation of the decay D0→ρ−μ+νμ

2. Cross section measurement of e+e−→pp¯η and e+e−→pp¯ω at center-of-mass energies between 3.773 GeV and 4.6 GeV

3. Measurement of the doubly Cabibbo-suppressed decay D+→K+π+π−π0 with semileptonic tags

4. Determination of the absolute branching fractions of D0→K−e+νe and D+→K¯0e+νe

5. Observation of a near-threshold enhancement in the ΛΛ¯ mass spectrum from e+e−→ϕΛΛ¯ at s from 3.51 to 4.60 GeV

6. Amplitude analysis and branching fraction measurement of Ds+→K−K+π+π0

7. Measurements of Born cross sections of e+e−→Ds*+DsJ−+c.c

8. Study of the process e+e−→ϕη at center-of-mass energies between 2.00 and 3.08 GeV

9. Study of the decay D+→K*(892)+KS0 in D+→K+KS0π0

10. Search for the charged lepton flavor violating decay J/ψ→eτ

11. Search for the decay Ds+→a0(980)0e+νe

12. Search for new decay modes of the ψ2(3823) and the process e+e−→π0π0ψ2(3823)

13. Observation of η′→π+π−μ+μ−

14. Search for the lepton number violating decay Σ−→pe−e− and the rare inclusive decay Σ−→Σ+X

15. Search for the reaction e+e−→χcJπ+π− and a charmoniumlike structure decaying to χcJπ± between 4.18 and 4.60 GeV

16. Measurements of e+e−→ηcπ+π−π0 , ηcπ+π− , and ηcπ0γ at s from 4.18 to 4.60 GeV, and search for a Zc state close to the DD¯ threshold decaying to ηcπ at s=4.23 GeV

17. Search for the reaction channel e+e−→ηcηπ+π− at center-of-mass energies from 4.23 to 4.60 GeV

18. Search for the X(2370) and observation of ηc→ηηη′ in J/ψ→γηηη′

19. Measurement of cross section for e+e−→Ξ−Ξ¯+ near threshold at BESIII

20. Measurement of cross sections for e+e−→μ+μ− at center-of-mass energies from 3.80 to 4.60 GeV

21. Observation of the decays χcJ→Σ0p¯K++c.c. ( J=0,1,2 )

22. First measurements of χcJ→Σ−Σ¯+(J=0,1,2) decays

23. Observation of D+→ηηπ+ and improved measurement of D0(+)→ηπ+π−(0)

24. Partial wave analysis of ψ(3686)→K+K−η

25. Search for the rare decay η′→π0π0π0π0 at BESIII

26. Cross section measurement of e+e−→η′J/ψ from s=4.178 to 4.600 GeV

27. Study of the decays ψ(3686)→γχcJ→γp¯K*+Λ+c.c. and ψ(3686)→p¯K*+Λ+c.c

28. Cross section measurements of e+e−→K+K−K+K− and ϕK+K− at center-of-mass energies from 2.10 to 3.08 GeV

29. Partial-wave analysis of J/ψ→K+K−π0

30. Observation of e+e−→π+π−ψ(3770) and D1(2420)0D¯0+c.c

31. Measurements of the branching fractions of ηc→K+K−π0 , KS0K±π∓ , 2(π+π−π0) , and pp¯

32. Observation and study of the decay J/ψ→ϕηη′

33. Study of the decays Ds+→KS0K+ and KL0K+

34. Cross section measurements of e+e−→ωχc0 from s=4.178 to 4.278 GeV

35. Observation of the W -annihilation decay Ds+→ωπ+ and evidence for Ds+→ωK+

36. Study of the process e+e−→pp¯ via initial state radiation at BESIII

37. Search for baryon and lepton number violation in J/ψ→Λc+e−+c.c

38. Precision measurements of the e+e−→KS0K±π∓ Born cross sections at center-of-mass energies between 3.8 and 4.6 GeV

39. Measurement of the branching fraction of J/ψ→ωη′π+π− and search for J/ψ→ωX(1835) , X(1835)→η′π+π− decay

40. Observation ofχcJ→4KS0

41. Observation ofψ(3686)→pp¯η′and improved measurement ofJ/ψ→pp¯η′

42. Observation of Ds+→pn¯ and confirmation of its large branching fraction

43. Measurements of the absolute branching fractions and CP asymmetries for D+→KS,L0K+(π0)

44. Measurement of e+e−→K+K− cross section at s=2.00 – 3.08 GeV

45. Observation of e+e−→ηY(2175) at center-of-mass energies above 3.7 GeV

46. Observation of OZI-suppressed decays χcJ→ωϕ

47. Measurement of B(J/ψ→η′e+e−) and search for a dark photon

48. Study of the decay D0→K¯0π−e+νe

49. Search for a strangeonium-like structure Zs decaying into ϕπ and a measurement of the cross section e+e−→ϕππ

50. Measurements of e+e−→KS0K±π∓π0 and KS0K±π∓η at center-of-mass energies from 3.90 to 4.60 GeV

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