Compared with 222nm, 275nm and 254nm, which sterilization effect is better

According to the inactivation effect of 222nm, 254nm and 275nm on the new coronavirus, the experts obtained the inactivation effect of 275nm in the comparison test of irradiating each deep ultraviolet wavelength with the same amount of light energy (unit J Joule) in the same environment. equal to or higher than 254nm.