Table 9. Time-averaged and peak incident neutron rates of the central 5 meV detector tube for Y₂O₃ samples of different sizes, where the mosaicity of both the sample and the analyser is 60 arcmin.

Sample size (mm)	Time-averaged rate (Hz)	Peak rate (Hz)
15	4.13 × 107	1.04 × 109
10	1.93 × 107	4.93 × 108
5	3.92 × 106	1.01 × 108
3	1.04 × 106	2.8 × 107
1	4.6 × 104	1.6 × 106