Search

Your search keyword '"Qi, K. H."' showing total 253 results

Search Constraints

Start Over You searched for: Author "Qi, K. H." Remove constraint Author: "Qi, K. H."
253 results on '"Qi, K. H."'

Search Results

1. Observation of the Electromagnetic Dalitz Transition $h_c \rightarrow e^+e^-\eta_c$

2. Search for new hadronic decays of $h_{c}$ and observation of $h_{c}\to p\bar{p}\eta$

3. Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^-K^+\pi^+\pi^+\pi^-$

4. Search for the decay $D^{0} \to \pi^{0} \nu \bar{\nu}$

5. Search for baryon and lepton number violating decays $D^{0}\to \bar{p}e^{+}$ and $D^{0}\to pe^{-}$

6. Search for invisible decays of the $\Lambda$ baryon

7. Observation of $D^{0(+)}\to K^0_S\pi^{0(+)}\omega $ and improved measurement of $D^0\to K^-\pi^+\omega$

8. Cross sections for the reactions $e^+e^-\rightarrow K^+K^-\pi^+\pi^-(\pi^0)$, $K^+K^-K^+K^-(\pi^0)$, $\pi^+\pi^-\pi^+\pi^-(\pi^0)$, $p\bar{p}\pi^+\pi^-(\pi^0)$ in the energy region between 3.773 and 4.600 GeV

9. Amplitude analysis and branching fraction measurement of the decay $D_{s}^{+} \to \pi^{+}\pi^{0}\pi^{0}$

10. Observation of $\psi(3686)\to\Xi(1530)^{0}\bar{\Xi}(1530)^{0}$ and $\Xi(1530)^{0}\bar{\Xi}^0$

11. Measurement of the cross section for $e^{+}e^{-}\rightarrow\Lambda\bar\Lambda$ and evidence of the decay $\psi(3770)\rightarrow\Lambda\bar\Lambda$

12. First measurement of polarizations in the decay $D^0 \to \omega \phi$

13. Cross Section Measurement of $e^+e^- \rightarrow \pi^+\pi^-\psi(3686)$ from $\sqrt{s}=4.0076$~GeV to 4.6984~GeV

14. First Measurement of the Absolute Branching Fraction of $\Lambda \to p \mu^- \bar{\nu}_{\mu}$

15. Measurement of $e^+e^-\to\gamma \chi_{c0,c1,c2}$ cross sections at center-of-mass energies between 3.77 and 4.60 GeV

16. Measurement of Branching Fractions of $J/\psi$ and $\psi(3686)$ decays to $\Sigma^{+}$ and $\overline{\Sigma}^-$

17. Study of the Decay $D^{+}_{s}\rightarrow \pi^{+}\pi^{+}\pi^{-}\eta$ and Observation of the W-annihilation Decay $D^{+}_{s}\rightarrow a_0(980)^+\rho^0$

18. Observation of the decays $\chi_{cJ}\to n K^{0}_{S}\bar\Lambda + c.c.$

19. Measurements of Born Cross Sections of $e^+e^-\to D_s^{*+} D_{sJ}^{-} +c.c.$

20. Observation of the Decay $D^0\to \rho^-\mu^+\nu_\mu$

21. Measurement of the Absolute Branching Fraction of $D_s^+ \to \tau^+ \nu_{\tau}$ via $\tau^+ \to e^+ \nu_e \bar{\nu}_{\tau}$

22. Measurement of cross section for $e^{+}e^{-}\rightarrow\Xi^{0}\bar{\Xi}^{0}$ near threshold

23. Measurement of the doubly Cabibbo-suppressed decay $D^+\to K^+\pi^+\pi^-\pi^0$ with semileptonic tags

24. Weak phases and CP-symmetry tests in sequential decays of entangled double-strange baryons

25. Measurement of the branching fraction of leptonic decay $D_s^+\to\tau^+\nu_\tau$ via $\tau^+\to\pi^+\pi^0\bar \nu_\tau$

26. Study of the decay $D^+\to K^*(892)^+ K_S^0$ in $D^+\to K^+ K_S^0 \pi^0$

27. Observation of a near-threshold enhancement in the $\Lambda\bar{\Lambda}$ mass spectrum from $e^+e^-\to\phi\Lambda\bar{\Lambda}$ at $\sqrt{s}$ from 3.51 to 4.60 GeV

28. Determination of the absolute branching fractions of $D^0\to K^-e^+\nu_e$ and $D^+\to \bar K^0 e^+\nu_e$

29. Measurement of the absolute branching fraction of inclusive semielectronic $D_s^+$ decays

30. Search for the rare semi-leptonic decay $J/\psi\to D^{-}e^{+}\nu_{e}+c.c.$

31. Study of the process $e^{+}e^{-}\rightarrow\phi\eta$ at center-of-mass energies between 2.00 and 3.08 GeV

32. Measurements of the branching fractions of $\psi(3686)\rightarrow\bar{\Sigma}^{0}\Lambda+c.c.$ and $\chi_{cJ (J = 0,1,2)} \rightarrow \Lambda \bar{\Lambda}$

33. New Features in the Electromagnetic Structure of the Neutron

34. Search for the decay $D_s^+\to a_0(980)^0e^+\nu_e$

35. Measurement of the $D \to K^-\pi^+\pi^+\pi^-$ and $D \to K^-\pi^+\pi^0$ coherence factors and average strong-phase differences in quantum-correlated ${D\bar{D}}$ decays

36. Observation of $e^{+}e^{-}\rightarrow\eta\psi(2S)$ at center-of-mass energies from 4.236 to 4.600 GeV

37. Measurement of the absolute branching fractions for purely leptonic $D_s^+$ decays

38. Observation of $D^0\to K_1(1270)^- e^+\nu_e$

39. Search for new decay modes of the $\psi_2(3823)$ and the process $e^+e^-\rightarrow\pi^0\pi^0\psi_2(3823)$

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

41. Cross section measurement of $e^+e^- \to p\bar{p}\eta$ and $e^+e^- \to p\bar{p}\omega$ at center-of-mass energies between 3.773 GeV and 4.6 GeV

42. Study of $e^+e^- \rightarrow \pi^{0}X(3872)\gamma$ and search for $Z_c(4020)^{0}\rightarrow X(3872)\gamma$

43. Measurements of the center-of-mass energies of $e^{+}e^{-}$ collisions at BESIII

44. Study of $e^+e^- \to 2(p\bar{p})$ at center-of-mass energies between 4.0 and 4.6 GeV

45. Measurement of the Born cross sections for $e^+e^- \to \eta^\prime \pi^{+}\pi^{-}$ at center-of-mass energies between $2.00$ and $3.08$ GeV

46. Search for the lepton number violating decay $\Sigma^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $\Sigma^{-} \to \Sigma^{+} X$

47. Observation of a near-threshold structure in the $K^+$ recoil-mass spectra in $e^+e^-\to K^+ (D_s^- D^{*0} + D^{*-}_s D^0)$

48. Measurements of $e^+e^-\rightarrow \eta_{\rm c}\pi^+ \pi^-\pi^0$, $\eta_{\rm c}\pi^+ \pi^-$ and $\eta_{\rm c}\pi^0\gamma$ at $\sqrt{s}$ from 4.18 to 4.60\,GeV, and search for a $Z_{\rm c}$ state close to the $D\bar{D}$ threshold decaying to $\eta_{\rm c}\pi$ at $\sqrt{s}$ = 4.23 GeV

49. Search for New Hadronic Decays of $h_c$ and Observation of $h_c\rightarrow K^{+}K^{-}\pi^{+}\pi^{-}\pi^{0}$

50. Measurement of cross-section for $e^+e^-\to\Xi^-\bar{\Xi}^+$ near threshold at BESIII

Catalog

Books, media, physical & digital resources