ADOPTED LEVELS, GAMMAS for 89Sr

Author: Balraj Singh |  Citation: Nucl. Data Sheets 114, 1 (2013) |  Cutoff date: 20-Oct-2012 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=1500.4 keV 24S(n)= 6358.72 keV 9S(p)= 10888.7 keV 11Q(α)= -7153.3 keV 23
Reference: 2012WA38

References:
  A  89Rb β- decay (15.32 M)  B  82Se(11B,p3nγ)
  C  86Kr(α,nγ)  D  87Sr(t,p)
  E  88Sr(n,γ) E=TH  F  88Sr(n,γ) E=23.6 KEV
  G  88Sr(n,n),(n,γ):Resonances  H  88Sr(d,p),(pol d,p)
  I  88Sr(d,pγ)  J  88Sr(13C,12C)
  K  89Y(μ-,γ)  L  89Y(t,3He)

General Comments:

89Sr isotope produced and identified in bombardment of Sr with deuterons by 1937St01 (also 1939St01), and fission of uranium by neutrons (1939Li10), followed by measurement of half-life. Later studies of decay of 89Sr: 1946Gr06, 1949Go20, 1955He81, 1959Os37, 1965An07, 1971Ba28, 1972La14, 1982Me04, 1990Sc08, 1998Sc09, 2002Al02, 2005Am01, and several others.

Structure calculations (selected): 2010Ro27, 2002Gr16, 1996Ja24, 1994He43, 1987LiZR, 1986He14

Other reaction:

Resonances from (n,n),(n,γ): in ’88Sr(n,n),(n,γ):Resonances’ dataset. 440 resonances are listed where the excitation energies range from 6370.99 to 7296.26 keV corresponding to resonance (lab) energies of 12.41 to 948.2 keV. Resonance parameters are listed there.

Q-value: Note: Current evaluation has used the following Q record 1500.9 256358.72 9 10888.8 11 -7153.423 2011AuZZ

Q-value: S(2n)=17471.35 18, S(2p)=20077.2 11 (2011AuZZ)

Q-value: Values in 2003Au03: Q(β-)=1492.6 26, S(n)=6358.72 9, S(p)=10889.1 11, Q(α)=-7153.8 22, S(2n)=17471.36 18, S(2p)=20077.7 11










E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
     0.0ABCDEF HIJKL 5/2+ 50.563 d 25 
% β- = 100
     
  1032.00 4 A CDEF HIJK  1/2+ > 1 ps   1031.95 5 
  100
[E2]
     0.0
5/2+
  1473.35 6 A CDE  HI    (7/2)+ 0.26 ps 10    1473.30 7 
  100
M1+E2
     0.0
5/2+
  1940.19 6 A CDEF HI    5/2+ 0.19 ps 5     466.62 15 
  1940.15 6 
   21 5 
  100 7 
M1+E2
M1+E2
  1473.35
     0.0
(7/2)+
5/2+
  2007.59 5 A CDEF HI    3/2+ 0.10 ps 4     975.38 19 
  2007.56 8 
    2.3 5 
  100 7 

M1+E2
  1032.00
     0.0
1/2+
5/2+
  2057.4 5 A            (1/2+,3/2,5/2+)     1025.3 5 
  2058.0 11 
   98 35 
  100 38 


  1032.00
     0.0
1/2+
5/2+
  2061.5 5   CD   H     (9/2+) 0.21 ps 6     588.1
  2061.6
    9.5
  100
(M1+E2)
[E2]
  1473.35
     0.0
(7/2)+
5/2+
  2079.0 5  BC    H     11/2- 0.33 ns 7    2079.4 1 
  100
[E3]
     0.0
5/2+
  2280.19 4 A   E  H     (1/2)-      272.42 7 
  1248.18 5 
  2280.00 15 
    3.34 16 
  100 5 
    0.42 4 



  2007.59
  1032.00
     0.0
3/2+
1/2+
5/2+
  2451.64 6 A  DEF HI    3/2+      512
  1419.56 8 
  2451.65 11 
   76 7 
  100 12 
   61 6 

(M1+E2)
(M1(+E2))
  1940.19
  1032.00
     0.0
5/2+
1/2+
5/2+
  2570.10 4 A   E  H     (3/2)-      118.3 5 
   289.76 10 
   562.08 21 
  1538.08 6 
  2570.16 7 
    0.12 6 
    5.5 3 
    0.47 6 
   26.3 18 
  100 5 





  2451.64
  2280.19
  2007.59
  1032.00
     0.0
3/2+
(1/2)-
3/2+
1/2+
5/2+
  2675 4        HI    7/2+      735
  1202
  2675
   12 3 
   17 4 
  100 6 

(M1+E2)
(M1+E2)
  1940.19
  1473.35
     0.0
5/2+
(7/2)+
5/2+
  2707.12 9 A  D   H     (5/2-)      699.6 4 
   766.76 12 
  1234.0 4 
  2707.26 15 
    1.1 3 
    8.0 9 
    1.4 8 
  100 6 




  2007.59
  1940.19
  1473.35
     0.0
3/2+
5/2+
(7/2)+
5/2+
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  2805 3        H     (7/2-,5/2+)        
  2916 5        H     3/2+,5/2+        
  2930.5 5   C          9/2(+) 0.15 ps 5     852
  1457.0
   45 3 
  100 4 
[E1]
(M1+E2)
  2079.0
  1473.35
11/2-
(7/2)+
  2961.9 5   CD   H     9/2+ 0.7 ps 3    1488.5
  100
(M1(+E2))
  1473.35
(7/2)+
  3073 9        H     (3/2)+        
  3128 5    D   HI    3/2+     3128
  100

     0.0
5/2+
  3200 7        H            
  3227.87 5 A   E        (3/2)-      657.77 6 
   776.19 25 
   947.63 7 
  1220.35 9 
  2196.02 20 
  3227.84 13 
   75 4 
    0.52 13 
   69 4 
    1.65 13 
  100 7 
    0.57 4 






  2570.10
  2451.64
  2280.19
  2007.59
  1032.00
     0.0
(3/2)-
3/2+
(1/2)-
3/2+
1/2+
5/2+
  3249 9        HI    5/2+     1776
  3249
   33 13 
  100 13 


  1473.35
     0.0
(7/2)+
5/2+
  3303.10 24 A            (3/2,5/2,7/2+)      596.0 3 
  3303.5 8 
  100 25 
   25 13 


  2707.12
     0.0
(5/2-)
5/2+
  3388.1 7  BC          15/2- > 7 ps   1309.3 1 
  100
E2
  2079.0
11/2-
  3390?        I        3390
  100

     0.0
5/2+
  3404.1 7   C    H     11/2-     1325.1
  100

  2079.0
11/2-
  3421 10        H     (11/2-)        
  3433.06 11    DE  H     (1/2+,3/2)     1152.75 16 
  1425.39 18 
  3433.14 18 
   69 19 
   60 17 
  100 13 



  2280.19
  2007.59
     0.0
(1/2)-
3/2+
5/2+
  3468 1        H            
  3508.64 7 A   E  H     (3/2)+      205.7 4 
   801.1 5 
  1057.2 4 
  1228.46 13 
  1501.00 15 
  2035.37 20 
  3508.65 19 
    1.0 5 
    1.5 10 
    2.0 10 
   10.6 15 
   17.2 15 
    4.5 23 
  100 6 







  3303.10
  2707.12
  2451.64
  2280.19
  2007.59
  1473.35
     0.0
(3/2,5/2,7/2+)
(5/2-)
3/2+
(1/2)-
3/2+
(7/2)+
5/2+
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  3524.3 7   CD         13/2- 0.39 ps 12    1445.3
  100
M1+E2
  2079.0
11/2-
  3541 8    D   H            
  3599.0 7   C    H     (11/2+) 0.43 ps 12    1520.0
  100
(E1)
  2079.0
11/2-
  3634 5    D   H     5/2-,7/2-        
  3651.71 19 A            1/2(+),3/2,5/2     1081.4 3 
  1644.2 3 
  3651.8 4 
   67 17 
   67 17 
  100 33 



  2570.10
  2007.59
     0.0
(3/2)-
3/2+
5/2+
  3672.1 7  BC          (15/2-) 2.4 ps +27-8     283.9 3 
  1593.2 3 
  100 6 
   75 6 
D
[E2]
  3388.1
  2079.0
15/2-
11/2-
  3677 7    D   H     +        
  3699.82 10     E  H     5/2+     1419.56?
  2667.84 13 
  3699.3 4 
  <63
  100 13 
   27 6 



  2280.19
  1032.00
     0.0
(1/2)-
1/2+
5/2+
  3728.0 10   C               323.9
  100

  3404.1
11/2-
  3745 7        H            
  3750.7 10  BC          17/2-      362.4 1 
  100
M1(+E2)
  3388.1
15/2-
  3755 7        HI    1/2+     1747
  3755
   61 8 
  100 8 


  2007.59
     0.0
3/2+
5/2+
  3763 7    D   H     +        
  3829 6        H     3/2+,5/2+        
  3845.7 4 A  D         5/2+     1138.5 5 
  2372.8 9 
  3845.4 6 
   40 20 
   40 20 
  100 20 



  2707.12
  1473.35
     0.0
(5/2-)
(7/2)+
5/2+
  3881 7        H            
  3910 7    D   H     (+)        
  3937 7    D   H     (+)        
  3987.8 4 A      H     1/2(+),3/2,5/2(+)     1979.7 5 
  2955.0 12 
  3989.1 8 
  100 25 
   25 13 
   75 25 



  2007.59
  1032.00
     0.0
3/2+
1/2+
5/2+
  4017 5        H            
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  4034 5        H            
  4050.0 3 A      H     1/2+      822.0 4 
  1770.2 8 
  2109.7 5 
  100 40 
   40 20 
   60 20 



  3227.87
  2280.19
  1940.19
(3/2)-
(1/2)-
5/2+
  4055 4        H            
  4065 6        H     (1/2+,5/2-,7/2-)        
  4072 10    D         (+)        
  4081 4        H            
  4093.8 6 A            1/2(+),3/2,5/2     4093.7 6 
  100

     0.0
5/2+
  4120 5        H            
  4168 7        H     (3/2+,5/2+)        
  4180 7    D   H            
  4199 7    D   H            
  4207 7        H            
  4208.8 10  BC          (19/2)-      458.0 1 
   536.5 3 
   820.4 1 
  100.0 18 
    5.1 7 
   94.2 15 
M1+E2

(E2)
  3750.7
  3672.1
  3388.1
17/2-
(15/2-)
15/2-
  4222 7        H            
  4225.53 9     E  H     (1/2+,3/2)     2285.2 3 
  4225.55 16 
  100 20 
  100 8 


  1940.19
     0.0
5/2+
5/2+
  4233 7        H            
  4247 7        H            
  4254 7    D   H            
  4271 7    D   H            
  4328.80 9     E  H     (3/2)+     2321.29 19 
  3296.62 24 
  4328.66 15 
   82 15 
   44 7 
  100 7 



  2007.59
  1032.00
     0.0
3/2+
1/2+
5/2+
  4335.58 7     E        (1/2+,3/2)     2055.4 3 
  3303.52 10 
  4335.46 13 
   17 4 
  100 5 
   40 3 



  2280.19
  1032.00
     0.0
(1/2)-
1/2+
5/2+
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  4359 10        H            
  4382 7        H            
  4406 7        H            
  4417 7        H            
  4435 7        H     (5/2-,7/2-)        
  4445.16 9    DE        (1/2+,3/2)     2165.3 3 
  2437.74 24 
  3413.1 5 
  4444.0 10 
  100 23 
   85 18 
   28 10 
   15 8 




  2280.19
  2007.59
  1032.00
     0.0
(1/2)-
3/2+
1/2+
5/2+
  4465 8        H            
  4472 8        H     1/2+        
  4518 10    D   H     7/2+,9/2+        
  4560 10        H     (3/2+,5/2+)        
  4594 10        H     3/2+,5/2+        
  4614 10        H     1/2+        
  4626 10        H            
  4659.85 8    DE  H     1/2+     2379.43 12 
  2652.58 16 
  3627.73 18 
  100 12 
   53 8 
   51 5 



  2280.19
  2007.59
  1032.00
(1/2)-
3/2+
1/2+
  4679 7        H     (1/2-,3/2,5/2+)        
  4742 7        H     (1/2+)        
  4759 10    D   H            
  4790 10    D   H            
  4818 10    D   H            
  4865 10    D   H     (7/2+,9/2+)        
  4894 10        H            
  4928 10        H     (1/2-,3/2,5/2+)        
  4955.54 9     E        (3/2+)     2948.05 11 
  3482.0 4 
  3923.30 17 
  100 11 
   14 4 
   29 3 



  2007.59
  1473.35
  1032.00
3/2+
(7/2)+
1/2+
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  5005 10        H            
  5036 10    D   H     1/2+        
  5067 10    D   H     3/2+,5/2+        
  5081 10    D   H     3/2+,5/2+        
  5107 10    DE  H            
  5115.14 19  B           (21/2)      906.0 1 
  100
D
  4208.8
(19/2)-
  5130 10        H            
  5148 10        H            
  5169 10        H     (3/2+,5/2+)        
  5208 10    D   H            
  5242 10        H            
  5259 10        H            
  5280 10        H     1/2+        
  5298 10    D   H     1/2+        
  5316 10    D   H            
  5360 10        HI    1/2+     4328?
  5360?
 
 


  1032.00
     0.0
1/2+
5/2+
  5399 10    D   H            
  5418 10    D   H     (1/2+)        
  5442 10        H            
  5456 10        H            
  5480 10    D   H            
  5496 10    D   H            
  5529 10    D   H            
  5540 10    D   H            
  5573 10        H            
  5583 10        H            
  5611 10    D   H            
  5628 10    D   H            
  5657 10    D   H            
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  5666 10    D   H            
  5694 10        H            
  5725.9 4  B           (19/2,21/2,23/2-)     1516.7 3 
  100

  4208.8
(19/2)-
  5753 10    D   H            
  5773 10    D   H            
  5825 10        H            
  5858 10        H            
  5925 10    D                
  5979.1 4  B           (23/2)      253.3 5 
   864.0 3 
    9.1 18 
  100 9 

D
  5725.9
  5115.14
(19/2,21/2,23/2-)
(21/2)
  5995 10    D                
  6115 10    D                
  6188 10    D                
  6649.9 4  B           (25/2)     1534.7 5 
  100
(Q)
  5115.14
(21/2)
  6857.5 5  B           (25/2)      878.3 3 
  100
D
  5979.1
(23/2)
  7025.7 4  B           (25/2)     1910.5 3 
  100

  5115.14
(21/2)
  7421.6 4  B           (27/2)      395.9 3 
   771.7 3 
   88 12 
  100 12 
(D)

  7025.7
  6649.9
(25/2)
(25/2)
  7984.4 7 ? B               1334.5 5 
  100

  6649.9
(25/2)

E(level): From least-squares fit to Eγ data for levels populated in γ-ray studies and, generally, from (d,p) for levels populated in transfer reaction studies only. In addition 439 neutron resonances give levels in the range from 6370.99 to 7296.26 keV, mostly with spins of 1/2 and 3/2 (from s-, p-, d- wave resonances). These levels are not listed here. See 88Sr(n,n),(n,γ):resonances dataset for details

T1/2(level): From ΔS(a) in (α,nγ) (1981Wa10) for levels above 1032

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Additional Gamma Data:













E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityMixing
Ratio
Additional Data
  1032.00 1/2+ > 1 ps   1031.95 5 [E2] B(E2)(W.u.)<20
  1473.35 (7/2)+ 0.26 ps 10    1473.30 7 M1+E2+0.75 7B(E2)(W.u.)=4.8 20, B(M1)(W.u.)=0.017 7
  1940.19 5/2+ 0.19 ps 5     466.62 15 M1+E2+0.18 8B(E2)(W.u.)=31 +32-21, B(M1)(W.u.)=0.19 7
5/2+ 0.19 ps 5    1940.15 6 M1+E2-0.45 17B(E2)(W.u.)=0.6 5, B(M1)(W.u.)=0.011 4
  2007.59 3/2+ 0.10 ps 4    2007.56 8 M1+E2-0.8 +5-8B(E2)(W.u.)=2.8 25, B(M1)(W.u.)=0.016 11
  2061.5 (9/2+) 0.21 ps 6     588.1(M1+E2)+0.01 3B(M1)(W.u.)=0.045 13
(9/2+) 0.21 ps 6    2061.6[E2] B(E2)(W.u.)=2.8 8
  2079.0 11/2- 0.33 ns 7    2079.4 1 [E3] B(E3)(W.u.)=47 10
  2451.64 3/2+     1419.56 8 (M1+E2)-0.6 4 
3/2+     2451.65 11 (M1(+E2))+0.18 LT 
  2675 7/2+     1202(M1+E2)+2.5 +10-6 
7/2+     2675(M1+E2)-7 2 
  2930.5 9/2(+) 0.15 ps 5     852[E1] B(E1)(W.u.)=0.0011 4
9/2(+) 0.15 ps 5    1457.0(M1+E2)-0.24 6B(E2)(W.u.)=0.9 6, B(M1)(W.u.)=0.031 11
  3388.1 15/2- > 7 ps   1309.3 1 E2 B(E2)(W.u.)<0.89
  3524.3 13/2- 0.39 ps 12    1445.3M1+E2+0.67 15B(E2)(W.u.)=3.0 14, B(M1)(W.u.)=0.013 5
  3599.0 (11/2+) 0.43 ps 12    1520.0(E1) B(E1)(W.u.)=0.00022 7
  3672.1 (15/2-) 2.4 ps +27-8    1593.2 3 [E2] B(E2)(W.u.)=0.4 2
  3750.7 17/2-      362.4 1 M1(+E2)+0.01 3 
  4208.8 (19/2)-      458.0 1 M1+E2+0.41 5 

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     0.05/2+ 50.563 d 25 
% β- = 100
μ=-1.1481 8 (1987An02,1989Ra17,2011StZZ), Q=-0.271 9 (2002Ma09,1987An02,1989Ra17,2011StZZ)
Δ<r2>(88Sr-89Sr)=-0.124 fm2 5 (1990Bu12,1996Li25,1992Ne09,1992Li24). Others: -0.147 fm2 8 (1985Bu20), -0.10 4 or -0.21 10 (1987An02).
  1473.35(7/2)+ 0.26 ps 10  XREF: H(1460).
  26757/2+   XREF: I(2670).
E(level): From (d,p), (pol d,p).
  2707.12(5/2-)   XREF: H(2696).
  2961.99/2+ 0.7 ps 3  XREF: d(2974).
  31283/2+   XREF: d(3116)I(3130).
E(level): From (d,p), (pol d,p).
  32495/2+   XREF: I(3250).
E(level): From (d,p), (pol d,p).
  3390   E(level): From (d,p), (pol d,p).
  3404.111/2-   XREF: H(3390).
  3421(11/2-)   L=5 and Ay(θ) in (d,p).
  3433.06(1/2+,3/2)   XREF: d(3448).
  3508.64(3/2)+   XREF: H(3497).
  3541   XREF: d(3566).
  3699.825/2+   XREF: H(3687).
  37551/2+   E(level): From (d,p), (pol d,p).
  3845.75/2+   XREF: d(3858).
  4328.80(3/2)+   XREF: H(4315).
  45187/2+,9/2+   XREF: d(4539).
  53601/2+   E(level): From (d,p), (pol d,p).

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Additional Gamma Comments:

E(level)E(gamma)Comments
  2007.59  2007.56M(γ): From (d,pγ)
  2280.19   272.42E(γ): γ reported in β- decay only
  2280.00I(γ): from β- decay. Other: 5.5 28 in (n,γ)
  2451.64  1419.56M(γ): From (d,pγ)
  2451.65M(γ): From (d,pγ)
  2570.10   118.3E(γ): γ reported in β- decay only
   289.76E(γ): γ reported in β- decay only
   562.08E(γ): γ reported in β- decay only
  2675   735E(γ): γ from (d,pγ). Eγ is from level energy difference
  1202E(γ): γ from (d,pγ). Eγ is from level energy difference
M(γ): From (d,pγ)
  2675E(γ): γ from (d,pγ). Eγ is from level energy difference
M(γ): From (d,pγ)
  2961.9  1488.5M(γ): γ(θ) and ΔJπ
  3128  3128E(γ): γ from (d,pγ). Eγ is from level energy difference
  3227.87   657.77E(γ): γ reported in β- decay only
   776.19E(γ): γ reported in β- decay only
   947.63I(γ): from β- decay. Other: 125 40 in (n,γ)
  1220.35E(γ): γ reported in β- decay only
  3227.84E(γ): γ reported in β- decay only
  3249  1776E(γ): γ from (d,pγ). Eγ is from level energy difference
  3249E(γ): γ from (d,pγ). Eγ is from level energy difference
  3390  3390E(γ): γ from (d,pγ). Eγ is from level energy difference
  3508.64   205.7E(γ): γ reported in β- decay only
   801.1E(γ): γ reported in β- decay only
  1057.2E(γ): γ reported in β- decay only
  1501.00E(γ): γ reported in β- decay only
E(level)E(gamma)Comments
  3672.1  1593.2I(γ): branching ratios are from (11B,p3nγ). In (α,nγ), Iγ(1593)/Iγ(284)=3.2, but 284γ in this reaction is unresolved.
M(γ): M1+E2, δ=+0.30 3 from γ(θ,pol) data in (α,nγ). E2 required by 15/2- assignment proposed in (11B,p3nγ) (2001St14)
  3755  1747E(γ): γ from (d,pγ). Eγ is from level energy difference
  3755E(γ): γ from (d,pγ). Eγ is from level energy difference
  5360  4328E(γ): γ from (d,pγ). Eγ is from level energy difference
  5360E(γ): γ from (d,pγ). Eγ is from level energy difference

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