Manganese Isotopic Data

 

 

 

Isotope

 

Isotopic Mass

amu

 

% Abundance

 

T1/2

 

T1/2

Units

 

Mass Excess

KeV

 

Binding Energy

Per Nucleon

KeV

 

Decay

Mode

 

Branching

Ratio

44Mn

44.00687 (54)

 

<105

ns

6,400 (500)

7,480 (11)

p ?

 

45Mn

44.99451 (32)

 

<70

ns

-5,110 (300)

7,750 (7)

p ?

 

46Mn

45.98672 (12)

 

37

ms

-12,370 (110)

7,915 (2)

B+

100

47Mn

46.97610 (17)

 

100

ms

-22,260 (160)

8,129 (3)

B+

100

48Mn

47.96852 (12)

 

158.1

ms

-29,320 (110)

8,275 (2.3)

B+

100

49Mn

48.959618 (26)

 

382

ms

-37,616 (24)

8,439.8 (4.9)

B+

100

50Mn

49.9542382 (11)

 

283.9

ms

-42,626.8 (1)

8,532.68 (2.1)

B+

100

51Mn

50.9482108 (11)

 

46.2

m

-48,241.3 (1)

8,633.72 (2)

B+

100

52Mn

51.9455655 (21)

 

5.591

d

-50,705.4 (2)

8,670.29 (3.8)

B+

100

53Mn

52.94129012 (88)

 

3.7

My

-54,687.90 (82)

8,734.13 (1.5)

EC

100

54Mn

53.9403589 (14)

 

312.03

d

-55,555.4 (1.3)

8,737.92 (2.3)

EC

100

55Mn

54.93804514 (73)

100

stable

 

-57,710.58 (68)

8,764.99 (1.2)

 

 

56Mn

55.93890491 (74)

 

2.5789

h

-56,909.71 (69)

8,738.30 (1.2)

B-

100

57Mn

56.9382854 (20)

 

85.4

s

-57,486.8 (1.8)

8,736.72 (3.2)

B-

100

58Mn

57.939982 (32)

 

3

s

-55,907 (30)

8,698.0 (5.2)

B-

100

59Mn

58.940440 (32)

 

4.59

s

-55,480 (30)

8,680.1 (5.1)

B-

100

60Mn

59.942911 (92)

 

51

s

-53,178 (86)

8,632 (1.4)

B-

100

61Mn

60.94465 (24)

 

670

ms

-51,560 (230)

8,596 (3.7)

B-

100

62Mn

61.94843 (24)

 

671

ms

-48,040 (220)

8,531 (3.6)

B-

100

63Mn

62.95024 (28)

 

275

ms

-46,350 (260)

8,497 (4.1)

B-

100

64Mn

63.95425 (29)

 

88.8

ms

-42,620 (270)

8,432 (4.2)

B-

100

65Mn

64.95634 (58)

 

92

ms

-40,670 (540)

8,396 (8.3)

B-

100

66Mn

65.96108 (43)

 

64.4

ms

-36,250 (400)

8,324 (6)

B-

100

67Mn

66.96414 (54)

 

45

ms

-33,400 (500)

8,278 (8)

B-

100

68Mn

67.96930 (64)

 

28

ms

-28,600 (600)

8,204 (9)

B-

100

69Mn

68.97284 (86)

 

14

ms

-25,300 (800)

8,160 (12)

B-

100

46mMn

45.98672 (12)

 

1

ms

-12,370 (110)

7,915 (2)

B+ ?

 

50mMn

49.9542382 (11)

 

1.75

m

-42,626.8 (1)

8,532.68 (2.1)

B+

100

52mMn

51.9455655 (21)

 

21.1

m

-50,705.4 (2)

8,670.29 (3.8)

B+

98.25 5

58mMn

57.939982 (32)

 

65.2

s

-55,907 (30)

8,698.0 (5.2)

B-

?

60mMn

59.942911 (92)

 

1.77

s

-53,178 (86)

8,632 (1.4)

B-

88.5 8

62mMn

61.94843 (24)

 

92

ms

-48,040 (220)

8,531 (3.6)

B-

100

64mMn

63.95425 (29)

 

>100

us

-42,620 (270)

8,432 (4.2)

IT

100

 

Data Source: ENSDF March 2005

©Radiochemistry Society 2005