Chiral effective Lagrangian for excited heavy-light mesons from QCD

Qing-Sen Chen,Hui-Feng Fu,Yong-Liang Ma,Qing Wang

Table 2. LECs calculated from lattice fittings given in [36]. The empirical values are give for comparison.

Λc(GeV) M(0)(GeV) fπ (GeV) $-\langle \bar{\psi }\psi \rangle $ (GeV3) gR gT gTR mR (GeV) mT (GeV) Δm (GeV) 1.4 0.344 0.095 (0.341)3 1.101 −0.398 −1.031 1.349 0.948 0.401 1.5 0.344 0.096 (0.351)3 1.054 −0.432 −1.041 1.405 1.021 0.384 1.6 0.344 0.096 (0.359)3 1.015 −0.462 −1.050 1.462 1.095 0.368 1.7 0.344 0.096 (0.367)3 0.983 −0.488 −1.058 1.522 1.169 0.352 1.8 0.344 0.096 (0.375)3 0.956 −0.511 −1.064 1.582 1.245 0.337 Exp. — 0.093 [34] — — — — 1.433a 1.178 0.255