From continuous radiation to characteristic radiation Mo 1 5 -Ka K2(Z-0) Characteristid radiation (Moseley's law) 25kV→ Continuous radiation 3 KB First observed by N 20→ Barkla Sadler h5> in1909 1 SWL 5 0 1.0 2.0 3.0 1.243 Wavelength (angstroms) V(kV) (nm) Vm=1.5mim)From continuous radiation to characteristic radiation Mo ( ) 1 2    K Z  First observed by Barkla & Sadler in 1909 (Moseley's law) ௠௜௡ ௠ ௠௜௡