Screened Q-Q Potential and Spectrum of Heavy Quarkonium

Chin. Phys. Lett.

1993, Vol. 10

Issue (8): 460-463 DOI:

Original Articles

Screened Q-Q Potential and Spectrum of Heavy Quarkonium

DING Yibing^1,3,4;CHAO Kuangta^2,3,4;QIN Danhua^2,4

¹Department of Physics, Graduate School, Academia Sinica, Beijing 100039 ²Department of Physics, Peking University, Beijing 100871 ³CCAST (World Laboratory), Beijing 100080 ⁴Institute of Theoretical Physics, Academia Sinica, Beijing 100080

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DING Yibing, CHAO Kuangta, QIN Danhua 1993 Chin. Phys. Lett. 10 460-463

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Abstract Using a Q-Q poteiitia1 with the color screening effect due to the creation of light quark pairs, the spectra of bb and cc systems are calculated. An improved fit for the masses of the lightly excited states can be obtained. In particular, the ψ(4160) might be assigned as the 4.5 cc state.

Keywords: 14.40.Jz 12.40.Qq

Published: 01 August 1993

PACS:	14.40.Jz
	12.40.Qq

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https://cpl.iphy.ac.cn/ OR https://cpl.iphy.ac.cn/Y1993/V10/I8/0460

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