CH Isotope Table

Thermal Neutron Capture Gammas

Sodium & Iodine (NaI Detector)

Isotope Name	Half Life	Capture Gamma Lines (int > %)
		Energy (KeV)	Intensity
23Na	Stable	90.99	49.27
		472.20	100.00
		869.23	22.59
		874.40	15.89
		1636.27	5.24
		2025.09	6.85
		2208.40	5.72
		2414.45	5.32
		2517.71	15.20
		2752.22	13.67
		3587.40	12.48
127I (secondary)	Stable	27.36	23.03
		52.378	11.727
		58.107	19.829
		67.118	7.207
		124.2804	12.623
		133.6106	100
		142.1371	9.638
		147.104	6.802
		153.011	12.516
		156.506	6.269
		160.756	10.554
		193.5634	6.78
		248.742	7.441
		301.897	11.834
		344.757	5.352
		420.843	7.143
129I	1.57 x 107 years	69.59	18.57
		85.1104	8.286
		159.9921	6.286
		184.9756	9.143
		309.794	7.186

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Shielding

Isotope Name	Half Life	Capture Gamma Lines (int > %)
		Energy (KeV)	Intensity
27Al	Stable	30.64	100.00
		983.018	15.771
		1013.676	9.677
		1408.3	11.111
		1526.17	6.452
		1589.72	5.735
		1622.87	16.487
		2108.24	10.0358
		2138.828	7.885
		2271.65	7.527
		2282.773	16.846
		2577.725	7.885
		2590.244	14.516
		2821.461	13.978
		3033.893	31.183
		3465.067	25.305
		3591.211	16.846
27Al	Stable	2296.63	13.57
		2533.4	21.494
		4444.03	100
		4711.18	39.0244
		6739.53	28.963
		7006.75	84.299
12C	Stable	1261.76	47.96
		3683.921	47.636
		4945.301	100
13C	Stable	495.40	9.52
		1273.81	5.833
		1586.92	10.119

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PAS Experiment