Coexistence of Two Components in Magnetic Excitations of La2−xSrxCuO4 (x = 0.10 and 0.16)

To elucidate the spin dynamics of La2−xSrxCuO4, which couples with the charge degree of freedom, the spin excitations spanning the characteristic energy (Ecross ∼ 35–40 meV) are investigated for un...