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202 results on '"Yang, H.X."'

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1. Search for a massless particle beyond the Standard Model in the Σ+ → p + invisible decay

2. Determination of spin and parity of D(s)⁎ mesons

3. Search for the semi-leptonic decays Λc+→Λπ+π−e+νe and Λc+→pKS0π−e+νe

4. Search for invisible decays of a dark photon using e+e− annihilation data at BESIII

6. Search for an axion-like particle in radiative J/ψ decays

9. Measurement of the e+e−→Σ0Σ¯0 cross sections at center-of-mass energies from 2.3864 to 3.0200 GeV

11. Measurement of the inclusive branching fraction for ψ(3686)→KS0+anything

12. Measurement of proton electromagnetic form factors in the time-like region using initial state radiation at BESIII

13. Observation of a resonant structure in e+e− → ωη and another in e+e− → ωπ0 at center-of-mass energies between 2.00 and 3.08 GeV

14. Corrigendum to “Measurement of the e+e− → π+π− cross section between 600 and 900 MeV using initial state radiation” [Phys. Lett. B 753 (2016) 629–638]

15. Study of e+e− → D+D−π+π− at center-of-mass energies from 4.36 to 4.60 GeV

16. Measurement of branching fractions for D meson decaying into ϕ meson and a pseudoscalar meson

17. Measurement of the absolute branching fraction for Λc+→Λμ+νμ

18. Measurements of the branching fractions for D+→KS0KS0K+, KS0KS0π+ and D0→KS0KS0, KS0KS0KS0

19. Measurement of the branching fractions of D s + → η ′ X and D s + → η ′ ρ + in e + e − → D s + D s −

20. An improved limit for Γ e e of X ( 3872 ) and Γ e e measurement of ψ ( 3686 )

22. Measurement of the phase between strong and electromagnetic amplitudes of J/ψ decays

25. Observation of ψ(3686)→η′e+e−

26. Measurements of absolute branching fractions forΛc+→Ξ0K+and Ξ(1530)0K+

27. Measurement of singly Cabibbo-suppressed decays D0 → π0π0π0, π0π0η, π0ηη and ηηη

28. Measurement of cross sections of the interactions e+e−→ϕϕω and e+e−→ϕϕϕ at center-of-mass energies from 4.008 to 4.600 GeV

29. Dark photon search in the mass range between 1.5 and 3.4 GeV/c2

30. Study of J/ψ decays into ηK*0K¯*0

31. Measurement of the branching fractions for J/ψ→pp¯η and pp¯η′

32. R value measurements for e+e− annihilation at 2.60, 3.07 and 3.65 GeV

33. Search for the rare decays J/ψ→Ds−π+, J/ψ→D−π+, and J/ψ→D¯0K¯0

34. Partial wave analysis of J/ψ→γϕϕ

35. First observation of J/ψ and ψ(2S) decaying to nKS0Λ¯+c.c

36. Observation of the decay Λc+→Σ−π+π+π0

37. Measurements of cross section of e+e−→pp¯π0 at center-of-mass energies between 4.008 and 4.600 GeV

39. Study of J/ψ and ψ(3686)→Σ(1385)0Σ¯(1385)0 and Ξ0Ξ¯0

40. Measurements of ψ(2S) decays to octet baryon–antibaryon pairs

41. Measurement of the leptonic decay width of J/ψ using initial state radiation

42. Evidence for κ meson production in J/ψ→K¯∗(892)0K+π− process

43. First observations of ψ(2S) and χcJ(1P) decays to four-body final states h+h−KS0KS0☆☆The h± denote charged pions or kaons

44. Partial wave analysis of ψ′→π+π−π0 at BESII

45. Direct measurement of the pseudoscalar decay constant fD+

46. Direct measurement of the branching fraction for the decay of D+→K¯0e+νe and determination of Γ(D0→K−e+νe)/Γ(D+→K¯0e+νe)

47. Study of J/ψ→ωK+K−

48. Measurement of cross sections for D0D¯0 and D+D− production in e+e− annihilation at s=3.773 GeV

49. Direct measurements of the branching fractions for D0→K−e+νe and D0→π−e+νe and determinations of the form factors f+K(0) and f+π(0)

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