Crystal angle Rate at 35kV theta/° R(35kV)/Imp/s 19.0 47.0 19.1 51.0 19.2 49.0 19.3 47.0 19.4 41.0 19.5 41.0 19.6 49.0 19.7 48.0 19.8 43.0 19.9 48.0 20.0 52.0 20.1 107.0 20.2 181.0 20.3 201.0 20.4 102.0 20.5 51.0 20.6 49.0 20.7 40.0 20.8 41.0 20.9 40.0 21.0 42.0 21.1 47.0 21.2 40.0 21.3 43.0 21.4 43.0 21.5 51.0 21.6 50.0 21.7 65.0 21.8 82.0 21.9 105.0 22.0 115.0 22.1 143.0 22.2 175.0 22.3 344.0 22.4 2465.0 22.5 4617.0 22.6 4933.0 22.7 1976.0 22.8 344.0 22.9 119.0 23.0 99.0 23.1 77.0 23.2 78.0 23.3 74.0 23.4 66.0 23.5 68.0 23.6 57.0 23.7 58.0 23.8 60.0 23.9 57.0 24.0 56.0