Advances in High Energy Physics

Research Article

and : Which Can Be Assigned as a Hybrid State?

Table 1

The spin-averaged mass (unit: GeV) and the harmonic oscillator parameter (unit: GeV−1) of the states , , , , , , , , , , , , and .
States Expt. [2] Expt. [2]
— 0.44/0.34 —— 0.42/0.39 —
1.399 0.310 1.389 1.631 0.330 1.629
1.859 0.295  2.069 0.310  
2.240 0.290  2.436 0.300  
1.252 0.310 1.257 1.460 0.340 1.478
1.711 0.294  1.926 0.315  
2.110 0.290  2.308 0.300  
1.661 0.280 1.672 1.883 0.300  
2.067 0.276  2.272 0.292  
2.417 0.275  2.609 0.288  
1.924 0.277  2.128 0.295  
2.287 0.275  2.478 0.290  
2.161 0.275  2.350 0.292  
2.377 0.273  2.554 0.287