Zinc Isotopes

Yale: Zn Isotopes August 2007

Target: (Bonn) 0.46 C | 3.61 Gd | 1.6 Ta | 4.2 Cu | 11.3 Cu mg/cm²
Yale set up: 4 Clover detectors at 13.2 cm from target.
Single crystal Ge detector at 0° for life time measurements.
PIPS (Canberra) particle detector at 18mm from target (minimal Bias (30 V))
Opening angle of particle detector: ±28°

⁷⁰Zn

Beam: ⁷⁰Zn at 200 MeV.

<
Run Summary
Run Date Start Time Events Parts/s Comment

3 20 20:01 14m 241916 5596.3 Setup run

4 20 21:15 1h20m 757389 1080.3 Setup run

5 20 23:22 5h09m 585415 920.5 Precession
6 21 4:30 2h24m 166644 710.5 Precession

8 21 11:37 16m 976568 7492.0 new cone with enriched ⁷⁰Zn (cooling)

9 21 12:18 30m 2308177 8479.5 Precession, T_target~78 K,T_head~70 K

10 21 12:49 30m 2381262 8553.7 Precession all 66°

11 21 13:21 31m 2312582 8246.0 Precession

12 21 13:54 33m 2245971 7874.9 Precession

13 21 14:29 36m 2134529 7228.7 Precession

14 21 15:06 38m 2024473 6791.5 Precession

15 21 15:46 44m 1863363 5937.5 Precession

16 21 16:32 53m 1668345 4891.8 Precession

17 21 17:27 49m 1770155 5303.0 Precession

18 21 18:18 36m 2284388 7538.0 Precession

19 21 19:01 36m 2853535 7538.0 Precession

20 21 19:50 54m 2588650 6448.1 Precession

21 21 20:46 56m 2359783 5930.2 Precession

22 21 21:44 51m 2753872 6913.8 Precession

23 21 22:37 56m 2565973 6252.2 Precession

24 21 23:35 1h02m 2427576 5679.5 Precession

25 22 0:39 58m 2591652 6062.9 Precession

26 22 1:39 52m 2813345 6945.0 Precession

27 22 2:33 56m 2644383 6330.3 Precession

28 22 3:31 1h01m 2459936 5717.5 Precession

29 22 4:35 1h08m 2450731 5110.6 Precession

30 22 5:45 55m 2712048 6456.2 Precession

31 22 6:43 57m 2382746 5800.8 Precession

32 22 7:42 1h03m 2433638 5545.3 Precession

33 22 8:47 1h10m 2268298 4984.1 Precession, T_target~88.4 K,T_head~80.5K

34 22 9:59 1h19m 2428919 4590.7 Precession

35 22 11:19 1h06m 2570716 5605.9 Precession

36 22 12:27 1h05m 2508194 5659.5 Precession

37 22 13:34 1h15m 2359443 4837.4 Precession

38 22 14:51 1h15m 234883 4837.4 Precession

39 22 15:03 1h21m 2178181 4265.0 Anisotropy (130,80,50,100)

40 22 16:26 37m 984305 4534.2 Anisotropy (130,80,50,100)

41 22 17:05 1h07m 2317077 5167.3 Anisotropy (100,50,80,130)

42 22 18:14 42m 1274305 4735.9 Anisotropy (100,50,80,130)

43 22 18:60 1h18m 2308989 4773.8 Precession

44 22 20:23 1h25m 2421250 4460.5 Precession

45 22 21:50 1h14m 2399809 5115.8 Precession

46 22 23:05 1h24m 2174389 4398.7 Precession

47 23 0:31 1h33m 2119954 3946.9 Precession

48 23 2:06 1h28m 2144630 4231.7 Precession

49 23 3:35 1h44m 2176477 3507.0 Precession

50 23 5:26 1h29m 2190296 4153.4 Precession

51 23 6:57 1h39m 2147548 3771.1 Precession

52 23 8:39 0h30m 448521 2872.8 Precession

53 23 10: 4 1h30m 2159904 4044.4 Precession

54 23 11:36 1h18m 2427132 4736.0 Precession

55 23 12:56 1h15m 2443821 5054.3 Precession

57 23 14:40 56m 853563 6394.6 Ang1: 130/80/50/100 180 Mev

58 23 15:44 1h10m 831018 5615.4 Ang2: 100/50/80/130 180 MeV

59 23 17:01 1h16m 748513 5095.6 Precession 180 MeV

60 23 19:14 37m 2879515 8618.2 Precession back to 200 MeV

61 23 19:53 40m 3144062 8520.0 Precession

62 23 20:35 40m 3195502 8700.4 Precession

63 23 21:17 45m 2990955 7807.4 Precession

64 23 22:04 47m 2883653 7445.1 Precession T_target~88 K, T_head~70K

65 23 22:54 59m 2558167 5781.1 Precession

66 23 23:55 49m 3028142 7070.1 Precession

67 24 0:46 49m 2835218 7108.8 Precession

68 24 1:38 1h01m 2550035 5709.7 Precession

69 24 2:40 1h09m 2214300 4947.2 Precession

70 24 3:51 1h01m 2548878 5672.4 Precession

71 24 4:54 52m 2782473 6807.8 Precession

72 24 5:48 53m 2791473 6777.2 Precession

73 24 6:43 1h02m 2634253 5844.9 Precession

74 24 7:48 1h09m 2619404 5123.1 Precession

75 24 8:59 49m 2870564 7253.0 Precession

76 24 9:50 55m 2790841 6497.5 Precession

77 24 10:48 54m 2758872 6699.5 Precession

78 24 11:44 57m 2697980 6439.5 Precession

79 24 12:42 57m 2475550 6439.5 Precession

80 24 13:59 1h11m 2433070 5126.5 Precession

81 24 15:12 1h18m 2281725 4626.7 Precession

82 24 16:32 1h13m 2207738 4822.4 Precession

83 24 17:47 1h24m 2087959 4196.4 Precession

84 24 19:13 1h05m 2354487 5426.0 Precession

85 24 20:20 1h03m 2592032 5934.6 Precession

86 24 21:24 1h07m 2563371 5682.7 Precession

87 24 22:33 1h13m 2388185 5130.6 Precession

88 24 23:48 1h18m 2239071 4735.9 Precession

89 25 1:07 1h30m 2012178 3976.4 Precession

90 25 2:40 1h37m 1952319 3749.8 Precession

91 25 4:18 1h37m 1703911 3431.2 Precession

**Run Summary**
Run	Date	Start	Time	Events	Parts/s	Comment
3	20	20:01	14m	241916	5596.3	Setup run
4	20	21:15	1h20m	757389	1080.3	Setup run
5	20	23:22	5h09m	585415	920.5	Precession
6	21	4:30	2h24m	166644	710.5	Precession
8	21	11:37	16m	976568	7492.0	new cone with enriched ⁷⁰Zn (cooling)
9	21	12:18	30m	2308177	8479.5	Precession, T_target~78 K,T_head~70 K
10	21	12:49	30m	2381262	8553.7	Precession all 66°
11	21	13:21	31m	2312582	8246.0	Precession
12	21	13:54	33m	2245971	7874.9	Precession
13	21	14:29	36m	2134529	7228.7	Precession
14	21	15:06	38m	2024473	6791.5	Precession
15	21	15:46	44m	1863363	5937.5	Precession
16	21	16:32	53m	1668345	4891.8	Precession
17	21	17:27	49m	1770155	5303.0	Precession
18	21	18:18	36m	2284388	7538.0	Precession
19	21	19:01	36m	2853535	7538.0	Precession
20	21	19:50	54m	2588650	6448.1	Precession
21	21	20:46	56m	2359783	5930.2	Precession
22	21	21:44	51m	2753872	6913.8	Precession
23	21	22:37	56m	2565973	6252.2	Precession
24	21	23:35	1h02m	2427576	5679.5	Precession
25	22	0:39	58m	2591652	6062.9	Precession
26	22	1:39	52m	2813345	6945.0	Precession
27	22	2:33	56m	2644383	6330.3	Precession
28	22	3:31	1h01m	2459936	5717.5	Precession
29	22	4:35	1h08m	2450731	5110.6	Precession
30	22	5:45	55m	2712048	6456.2	Precession
31	22	6:43	57m	2382746	5800.8	Precession
32	22	7:42	1h03m	2433638	5545.3	Precession
33	22	8:47	1h10m	2268298	4984.1	Precession, T_target~88.4 K,T_head~80.5K
34	22	9:59	1h19m	2428919	4590.7	Precession
35	22	11:19	1h06m	2570716	5605.9	Precession
36	22	12:27	1h05m	2508194	5659.5	Precession
37	22	13:34	1h15m	2359443	4837.4	Precession
38	22	14:51	1h15m	234883	4837.4	Precession
39	22	15:03	1h21m	2178181	4265.0	Anisotropy (130,80,50,100)
40	22	16:26	37m	984305	4534.2	Anisotropy (130,80,50,100)
41	22	17:05	1h07m	2317077	5167.3	Anisotropy (100,50,80,130)
42	22	18:14	42m	1274305	4735.9	Anisotropy (100,50,80,130)
43	22	18:60	1h18m	2308989	4773.8	Precession
44	22	20:23	1h25m	2421250	4460.5	Precession
45	22	21:50	1h14m	2399809	5115.8	Precession
46	22	23:05	1h24m	2174389	4398.7	Precession
47	23	0:31	1h33m	2119954	3946.9	Precession
48	23	2:06	1h28m	2144630	4231.7	Precession
49	23	3:35	1h44m	2176477	3507.0	Precession
50	23	5:26	1h29m	2190296	4153.4	Precession
51	23	6:57	1h39m	2147548	3771.1	Precession
52	23	8:39	0h30m	448521	2872.8	Precession
53	23	10: 4	1h30m	2159904	4044.4	Precession
54	23	11:36	1h18m	2427132	4736.0	Precession
55	23	12:56	1h15m	2443821	5054.3	Precession
57	23	14:40	56m	853563	6394.6	Ang1: 130/80/50/100 180 Mev
58	23	15:44	1h10m	831018	5615.4	Ang2: 100/50/80/130 180 MeV
59	23	17:01	1h16m	748513	5095.6	Precession 180 MeV
60	23	19:14	37m	2879515	8618.2	Precession back to 200 MeV
61	23	19:53	40m	3144062	8520.0	Precession
62	23	20:35	40m	3195502	8700.4	Precession
63	23	21:17	45m	2990955	7807.4	Precession
64	23	22:04	47m	2883653	7445.1	Precession T_target~88 K, T_head~70K
65	23	22:54	59m	2558167	5781.1	Precession
66	23	23:55	49m	3028142	7070.1	Precession
67	24	0:46	49m	2835218	7108.8	Precession
68	24	1:38	1h01m	2550035	5709.7	Precession
69	24	2:40	1h09m	2214300	4947.2	Precession
70	24	3:51	1h01m	2548878	5672.4	Precession
71	24	4:54	52m	2782473	6807.8	Precession
72	24	5:48	53m	2791473	6777.2	Precession
73	24	6:43	1h02m	2634253	5844.9	Precession
74	24	7:48	1h09m	2619404	5123.1	Precession
75	24	8:59	49m	2870564	7253.0	Precession
76	24	9:50	55m	2790841	6497.5	Precession
77	24	10:48	54m	2758872	6699.5	Precession
78	24	11:44	57m	2697980	6439.5	Precession
79	24	12:42	57m	2475550	6439.5	Precession
80	24	13:59	1h11m	2433070	5126.5	Precession
81	24	15:12	1h18m	2281725	4626.7	Precession
82	24	16:32	1h13m	2207738	4822.4	Precession
83	24	17:47	1h24m	2087959	4196.4	Precession
84	24	19:13	1h05m	2354487	5426.0	Precession
85	24	20:20	1h03m	2592032	5934.6	Precession
86	24	21:24	1h07m	2563371	5682.7	Precession
87	24	22:33	1h13m	2388185	5130.6	Precession
88	24	23:48	1h18m	2239071	4735.9	Precession
89	25	1:07	1h30m	2012178	3976.4	Precession
90	25	2:40	1h37m	1952319	3749.8	Precession
91	25	4:18	1h37m	1703911	3431.2	Precession

**Precession Event File Summery**
Filename	Runs	Time	Events	~N_peak/clover	eps[mrad]	Comment
zn0005.evt	5-6	7h33m	728,759
zn0009.evt	9-19	7h22m	23,846,780	x	x	3k γ's
zn0020.evt	20-29	7h34m	25,655,901	x	x
zn0030.evt	30-32	2h55m	7,528,432	x	x
zn0033.evt	33-38	7h10m	12,370,453	x	x	T_target~88.4 K, T_head~80.5K
zn0043.evt	43-49	10h06m	15,745,504	x	x
zn0050.evt	50-55	7h11m	11,817,222	x	x
zn0060.evt	59-69	9h32m	29,107,691	x	x	3k γ's
zn0070.evt	70-79	8h29m	26,970,288	x	x	3k γ's
zn0080.evt	80-89	12h22m	23,159,816	x	x	3k γ's
zn0090.evt	90-91	3h14m	3,656,230	x	x	3k γ's

Angular Correlation Event File Summery
Filename Runs Time Events Ratio Comment

zn0039.evt 39-40 1h58m 3005094 Angle 1 (130,80,50,100) 200 Mev

zn0041.evt 41-42 1h49m 3411900 Angle 2 (100,50,80,130) 200 Mev

zn0057.evt 57 56m 853563 Angle 1 (130/80/50/100) 180 Mev

zn0058.evt 58 1h10m 831018 Angle 2 (100/50/80/130) 180 MeV

**Angular Correlation Event File Summery**
Filename	Runs	Time	Events	Comment
zn0039.evt	39-40	1h58m	3005094	Angle 1 (130,80,50,100) 200 Mev
zn0041.evt	41-42	1h49m	3411900	Angle 2 (100,50,80,130) 200 Mev
zn0057.evt	57	56m	853563	Angle 1 (130/80/50/100) 180 Mev
zn0058.evt	58	1h10m	831018	Angle 2 (100/50/80/130) 180 MeV

G.Kumbartzki

Last modified: Tue Jul 21 16:15:30 EDT 2008

Zinc Isotopes

Yale: Zn Isotopes August 2007

70Zn

⁷⁰Zn