Chinese Physics C > 2008, Vol. 32 > Issue(6): 448-451 DOI: 10.1088/1674-1137/32/6/009

Recent results on light hadron spectroscopy from BESⅡ

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Abstract：

We reported the observation of Y(2175) in φ f₀(980) mass spectrum in J/ψ→η π f₀(980) with f₀(980)→π⁺π^－and the observation of a broad 1^－resonance of K⁺
K^－mass in J/ψ→K⁺K^－π⁰. The results from the partial wave analyses of J/ψ→ γπ⁺π^－and γπ⁰π⁰, as well as J/ψ→p K^－Λ are also presented.

References

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. BABAR Collaboration. Phys. Rev. D, 2006, 74: 091103(R)2. BABAR Collaboration. Phys. Rev. D, 2007, 76: 0311023. Aubert B et al (BABAR Collaboration). Phys. Rev. Lett.,2005, 95: 1420014. DING Gui-Jun, YAN Mu-Lin. Phys. Lett. B, 2007, 650:390-4005. DING Gui-Jun, YAN Mu-Lin. hep-ph/07010476. WANG Zhi-Gang. Nucl. Phys. A, 2007, 791: 106-1167. BES Collaboration. Nucl. Instrum. Methods A, 2001, 458:6278. BES Collaboration. Phys. Rev. Lett., 2006, 97: 1420029. BES Collaboration. Phys. Lett. B, 2006, 642: 44110. YAO W M et al (Particle Data Group). J. Phys. G: Nucl.Part. Phys., 2006, 33: 111. HUANG F, ZHANG Z Y. Phys. Rev. C, 2005, 72: 024003

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SHEN Xiao-Yan and (for the BES Collaboration). Recent results on light hadron spectroscopy from BESⅡ[J]. Chinese Physics C, 2008, 32(6): 448-451. doi: 10.1088/1674-1137/32/6/009

SHEN Xiao-Yan and (for the BES Collaboration). Recent results on light hadron spectroscopy from BESⅡ[J]. Chinese Physics C, 2008, 32(6): 448-451. doi:10.1088/1674-1137/32/6/009 shu

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Received: 2008-01-18
Revised: 1900-01-01

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沈阳化工大学材料科学与工程学院沈阳 110142

Recent results on light hadron spectroscopy from BESⅡ

Corresponding author:SHEN Xiao-Yan,

Received Date:2008-01-18
Accepted Date:1900-01-01
Available Online:2008-06-05

Abstract:

We reported the observation of Y(2175) in φ f₀(980) mass spectrum in J/ψ→η π f₀(980) with f₀(980)→π⁺π^－and the observation of a broad 1^－resonance of K⁺
K^－mass in J/ψ→K⁺K^－π⁰. The results from the partial wave analyses of J/ψ→ γπ⁺π^－and γπ⁰π⁰, as well as J/ψ→p K^－Λ are also presented.