𝑋(1870) and 𝜂₂(1870): Which Can Be Assigned as a Hybrid State?

Table 9

Partial wave amplitudes ℳ_𝐿(𝐻→𝐵𝐶) for an initial hybrid 𝐻 decaying into a 𝑃-wave and pseudoscalar mesons.

B	H(0^+0^−+)	H(0^+1^++)	H(0^+2^−+)
0^++	+√2ℳ𝑆/3	−√2ℳ𝑃2/√3	+ℳ𝐷/3
1^++	—	−ℳ𝑃1/√2	—
2^++	+ℳ𝐷/3	−ℳ𝑃4/√30	−√5ℳ𝑆/√18
		+ℳ𝐹/√5	−√7ℳ𝐷/3