ADOPTED LEVELS, GAMMAS for 207Rn

Authors: F.G. Kondev, S. Lalkovski |  Citation: Nucl. Data Sheets 112, 707 (2011) |  Cutoff date: 1-Aug-2010 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-5790 keV 20S(n)= 7591 keV 17S(p)= 3495 keV 18Q(α)= 6251.1 keV 17
Reference: 2012WA38

References:
  A  207Rn IT decay  B  211Ra α decay
  C  196Pt(16O,5nγ) 








E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
     0ABC 5/2- 9.25 m 17 
% ε = 79 3
% α = 21 3
     
   120.03 9  B  3/2-     120.0 1 
  100
M1+E2
     0
5/2-
   267 9 ? B         
   282.97 9  B  (1/2-,3/2-)     162.9 1 
  283.0 1 
 
 


   120.03
     0
3/2-
5/2-
   596.1 3  B      596.1 3 
  100

     0
5/2-
   601.6 3  B      601.6 3 
  100

     0
5/2-
   665.10 10 ABC 9/2-     665.1 1 
  100
E2
     0
5/2-
   899.1 10 A C 13/2+ 184.5 µs 9 
% IT = 100
  234 1 
  100
M2
   665.10
9/2-
  1397.1 10   C (13/2-)     732 1 
  100
(E2)
   665.10
9/2-
  1482.1 15   C (17/2+)     583 1 
  100
(E2)
   899.1
13/2+
  1633.1 15   C (15/2)     236 1 
  100

  1397.1
(13/2-)
  1683.1 15   C (17/2-)     286 1 
  100
(E2)
  1397.1
(13/2-)
  1739.1 18   C (19/2)     257 1 
  100

  1482.1
(17/2+)
  1904.1 18   C (21/2+)     422 1 
  100
(E2)
  1482.1
(17/2+)
  2192.1 20   C (23/2)     288 1 
  100

  1904.1
(21/2+)
  2324.1 20   C (25/2)     420 1 
  100

  1904.1
(21/2+)
  2359.1 20   C (23/2)     620 1 
  100

  1739.1
(19/2)
  2385.1 20   C (23/2)     646 1 
  100

  1739.1
(19/2)
  2614.1 23   C (29/2)     290 1 
  100

  2324.1
(25/2)
  2778.1 23   C (27/2)     586 1 
  100

  2192.1
(23/2)
  2841.1 25   C (33/2)     227 1 
  100

  2614.1
(29/2)
  2902.1 23   C (27/2)     710 1 
  100

  2192.1
(23/2)
  3013 3   C (37/2)     172 1 
  100

  2841.1
(33/2)

E(level): From a least-squares fit to Eγ, unless otherwise specified

Jπ(level): From 2003Lu08 based on deduced transition multipolarities using γγ(θ)(DCO), unless otherwise specified

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Additional Gamma Data:















E(level)
(keV)		Jπ(level)T1/2(level)E(γ)
(keV)		MultipolarityMixing
Ratio		Conversion
Coefficient		Additional Data
   120.03 3/2-     120.0 1 M1+E20.66 136.6α=6.6 4, α(K)=4.5 5, α(L)=1.58 12, α(M)=0.40 4, α(N)=0.104 10, α(O)=0.0218 18, α(P)=0.00281 16, α(N+)=0.129 12
   665.10 9/2-     665.1 1 E2 0.0185α=0.0185, α(K)=0.01354 19, α(L)=0.00374 6, α(M)=0.000932 13, α(N)=0.000242 4, α(O)=5.15×10-5 8, α(P)=6.87E-6 10, α(N+)=0.000301 5
   899.1 13/2+ 184.5 µs 9 
% IT = 100
  234 1 M2 4.94B(M2)(W.u.)=0.00115 4, α=4.94 10, α(K)=3.55 7, α(L)=1.042 23, α(M)=0.264 6, α(N)=0.0697 15, α(O)=0.0151 4, α(P)=0.00214 5, α(N+)=0.0870 19
  1397.1 (13/2-)     732 1 (E2) 0.01513α=0.01513, α(K)=0.01129 16, α(L)=0.00290 5, α(M)=0.000716 11, α(N)=0.000186 3, α(O)=3.97×10-5 6, α(P)=5.35E-6 8, α(N+)=0.000231 4
  1482.1 (17/2+)     583 1 (E2) 0.0247α=0.0247, α(K)=0.0174 3, α(L)=0.00543 8, α(M)=0.001365 21, α(N)=0.000355 6, α(O)=7.50×10-5 12, α(P)=9.84E-6 15, α(N+)=0.000440 7
  1683.1 (17/2-)     286 1 (E2) 0.160α=0.160 3, α(K)=0.0764 13, α(L)=0.0617 12, α(M)=0.0162 4, α(N)=0.00423 9, α(O)=0.000870 17, α(P)=0.0001037 20, α(N+)=0.00520 11
  1904.1 (21/2+)     422 1 (E2) 0.0535α=0.0535 9, α(K)=0.0334 5, α(L)=0.01500 25, α(M)=0.00386 7, α(N)=0.001005 17, α(O)=0.000209 4, α(P)=2.63×10-5 5, α(N+)=0.001240 21

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     05/2- 9.25 m 17 
% ε = 79 3
% α = 21 3
μ=+0.816 9, Q=+0.220 22
Eα(g.s. to g.s.)=6131 keV 4, weighted average of 6135 keV 3 (1967Va20), 6126 keV 3 (1971Go35) and 6129.4 keV 25 (1993Wa04). Other: 6130 keV (1974Ho27). Eα=6131 keV 4 is recommended by 1991Ry01.
E(level): Eα(g.s. to g.s.)=6131 keV 4, weighted average of 6135 keV 3 (1967Va20), 6126 keV 3 (1971Go35) and 6129.4 keV 25 (1993Wa04). Other: 6130 keV (1974Ho27). Eα=6131 keV 4 is recommended by 1991Ry01.

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Additional Gamma Comments:

E(level)E(gamma)Comments
   120.03   120.0E(γ): From 211Ra α decay (2003He06)
I(γ): From 211Ra α decay (2003He06)
M(γ): α(K)exp=4.5 5 from K| x ray/Iγ and |wK=0.967 (2003He06)
   282.97   162.9E(γ): From 211Ra α decay (2003He06)
   283.0E(γ): From 211Ra α decay (2003He06)
   596.1   596.1E(γ): From 211Ra α decay (2003He06)
I(γ): From 211Ra α decay (2003He06)
   601.6   601.6E(γ): From 211Ra α decay (2003He06)
I(γ): From 211Ra α decay (2003He06)
   665.10   665.1E(γ): From 211Ra α decay (2003He06)
I(γ): From 211Ra α decay (2003He06)
M(γ): Anisotropy of 20% 15 was measured for 665.1γ in 207Rn IT decay (1974Re06), thus suggesting mult=Q. The balance of the level scheme in 1974Re06 requires mult.=E2
   899.1   234M(γ): α(K)exp=3.6 9 from K| x ray/Iγ in 207Rn IT decay (1974Re06)
  1739.1   257E(γ): 257γ was in coincidence with all γ-rays above the 1904 keV level, but the connecting transitions were not observed in 196Pt(16O,5nγ) (2003Lu08)

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