List of levels for 49MN

ADOPTED LEVELS, GAMMAS for ⁴⁹Mn

Author: T. W. Burrows | Citation: Nucl. Data Sheets 109, 1879 (2008) | Cutoff date: 14-Jul-2008

Full ENSDF file | Adopted Levels (PDF version)

Q(β-)=-1.289×10⁴ keV 3	S(n)= 1.638×10⁴ keV 17	S(p)= 2104 keV 13	Q(α)= -8181 keV 13
Reference: 2012WA38

References:
A	⁴⁹Fe β⁺ decay: PARTIAL	B	⁵⁰Co β⁺p decay: PARTIAL
C	¹²C(⁴⁰Ca,2npγ)	D	²⁴Mg(²⁸Si,p2nγ) E=87 MeV
E	⁵⁴Fe(p,⁶He),⁴⁰Ca(¹²C,t)

Gammas: All data are from (⁴⁰Ca,2npγ), except as noted.

Q-value: Note: Current evaluation has used the following Q record -16895 731.636×10⁴ 11 2085 25-7630 160 2003Au03,2007Do17

E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
0.0	A B C D E	5/2-	382 ms 7 % ε = 100
261.38 13	A B C D E	7/2(-)		261.40 13	100	D	0.0	5/2-
1059.18 24	A B C D	9/2(-)		798.28 25 1058.7 7	100 15 8.9 15	D	261.38 0.0	7/2(-) 5/2-
1541.31 25	A B C D	11/2(-)		482.19 9 1278.8 4	100 98	D (Q)	1059.18 261.38	9/2(-) 7/2(-)
2481.3 4	A C D	13/2(-)		940.0 2 1422 1	100 20	D (Q)	1541.31 1059.18	11/2(-) 9/2(-)
3189.3 7	C D	15/2(-)		708 1 1647 1	100 68	D (Q)	2481.3 1541.31	13/2(-) 11/2(-)
3959 50	A	(5/2-)	% p = 100
4250.3 8	C D	17/2(-)		1060 1 1770 1	100 53	D (Q)	3189.3 2481.3	15/2(-) 13/2(-)
4381 17	A	(7/2-,5/2-)	% p = 100
4446.3 10	C D	19/2(-)		196 1 1257 1	12 100	D (Q)	4250.3 3189.3	17/2(-) 15/2(-)
4814 39	A	(7/2-)	% p = 100
6056.4 14	C D	(23/2-)		1610 1	100	(Q)	4446.3	19/2(-)
8080.4 17	D	(27/2-)		2024			6056.4	(23/2-)
10724.5 20	D	(31/2-)		2644			8080.4	(27/2-)

E(level): From least-squares fit to Eγ’s assuming ΔE(γ)=1 keV when not given.

J^π(level): From recoil-γ(θ) in (⁴⁰Ca,2npγ) and mirror symmetry with ⁴⁹Cr, except as noted.

M(γ): From recoil-γ(θ).

E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 1 - K^π=5/2- band, α=-1/2 (1997Ol03).
0.0	5/2-	382 ms 7 % ε = 100
1059.18 24	9/2(-)		798.28 25 1058.7 7	100 15 8.9 15	D	261.38 0.0	7/2(-) 5/2-
2481.3 4	13/2(-)		940.0 2 1422 1	100 20	D (Q)	1541.31 1059.18	11/2(-) 9/2(-)
4250.3 8	17/2(-)		1060 1 1770 1	100 53	D (Q)	3189.3 2481.3	15/2(-) 13/2(-)
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 2 - K^π=5/2- band, α=+1/2 (1997Ol03).
261.38 13	7/2(-)
1541.31 25	11/2(-)		482.19 9 1278.8 4	100 98	D (Q)	1059.18 261.38	9/2(-) 7/2(-)
3189.3 7	15/2(-)		708 1 1647 1	100 68	D (Q)	2481.3 1541.31	13/2(-) 11/2(-)
4446.3 10	19/2(-)		196 1 1257 1	12 100	D (Q)	4250.3 3189.3	17/2(-) 15/2(-)
6056.4 14	(23/2-)		1610 1	100	(Q)	4446.3	19/2(-)
8080.4 17	(27/2-)		2024			6056.4	(23/2-)
10724.5 20	(31/2-)

E(level)	J^π(level)	T_1/2(level)	Comments
0.0	5/2-	382 ms 7 % ε = 100	T=1/2 E(level): K^π=5/2- band, α=-1/2 (1997Ol03).
261.38	7/2(-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively.
1059.18	9/2(-)		E(level): K^π=5/2- band, α=-1/2 (1997Ol03).
1541.31	11/2(-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively.
2481.3	13/2(-)		E(level): K^π=5/2- band, α=-1/2 (1997Ol03).
3189.3	15/2(-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively.
4250.3	17/2(-)		E(level): K^π=5/2- band, α=-1/2 (1997Ol03).
4381	(7/2-,5/2-)	% p = 100	E(level): From β⁺p decay. J^π(level): Mirror symmetry with ⁴⁹Cr. ⁴⁹Cr Jπ’s based on analysis of 1997Ol03 in ²⁴Mg(²⁸Si,2pnγ).
4446.3	19/2(-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively.
6056.4	(23/2-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively. From β⁺p decay. J^π(level): Mirror symmetry with ⁴⁹Cr. ⁴⁹Cr Jπ’s based on analysis of 1997Ol03 in ²⁴Mg(²⁸Si,2pnγ).
8080.4	(27/2-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively. From β⁺p decay. J^π(level): Mirror symmetry with ⁴⁹Cr. ⁴⁹Cr Jπ’s based on analysis of 1997Ol03 in ²⁴Mg(²⁸Si,2pnγ).
10724.5	(31/2-)		E(level): K^π=5/2- band, α=+1/2 (1997Ol03). Weighted av. (ext.) of 261.5 keV 1 from β⁺ decay, 261.4 keV 2 from β⁺p decay, and 261.0 keV 2 from (⁴⁰Ca,2npγ) and of 797.1 keV 1 from β⁺ decay, 797.3 keV 3 from β⁺p decay, and 798.0 keV 2 from (⁴⁰Ca,2npγ), respectively. From β⁺p decay. J^π(level): Mirror symmetry with ⁴⁹Cr. ⁴⁹Cr Jπ’s based on analysis of 1997Ol03 in ²⁴Mg(²⁸Si,2pnγ).